2017
***** 2017 JANUARY *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sun Jan 01/Mon Jan 02 7755.8 6 21 59 17 37 19 01 6 00 7 23 1 22 12 23 ..... 21 07 15 21 58.8 -11 54
Mon Jan 02/Tue Jan 03 7756.8 6 25 55 17 38 19 01 6 00 7 24 1 26 12 27 ..... 22 05 23 22 49.6 - 8 17
Tue Jan 03/Wed Jan 04 7757.8 6 29 52 17 39 19 02 6 01 7 24 1 31 12 32 ..... 23 05 33 23 40.4 - 4 13
Wed Jan 04/Thu Jan 05 7758.8 6 33 48 17 40 19 03 6 01 7 24 1 36 12 36 ..... 0 06 43 0 31.8 0 09
Thu Jan 05/Fri Jan 06 7759.8 6 37 45 17 40 19 03 6 01 7 24 1 40 12 40 ..... 1 08 54 1 24.5 4 36
Fri Jan 06/Sat Jan 07 7760.8 6 41 41 17 41 19 04 6 01 7 24 1 45 12 44 ..... 2 12 66 2 19.1 8 53
Sat Jan 07/Sun Jan 08 7761.8 6 45 38 17 42 19 05 6 01 7 24 1 50 12 48 ..... 3 18 76 3 16.1 12 44
Sun Jan 08/Mon Jan 09 7762.8 6 49 35 17 43 19 06 6 01 7 24 1 54 12 52 ..... 4 24 86 4 15.8 15 50
Mon Jan 09/Tue Jan 10 7763.8 6 53 31 17 44 19 06 6 01 7 24 1 59 12 56 ..... 5 30 93 5 17.6 17 53
Tue Jan 10/Wed Jan 11 7764.8 6 57 28 17 45 19 07 6 01 7 24 2 04 13 00 16 13 6 32 98 6 20.7 18 42
Wed Jan 11/Thu Jan 12 7765.8 7 01 24 17 45 19 08 6 01 7 24 2 09 13 04 17 14 7 29 100 7 23.4 18 11
Thu Jan 12/Fri Jan 13 7766.8 7 05 21 17 46 19 09 6 01 7 24 2 13 13 08 18 17 ..... 99 8 24.3 16 27
Fri Jan 13/Sat Jan 14 7767.8 7 09 17 17 47 19 09 6 01 7 24 2 18 13 12 19 21 ..... 96 9 22.4 13 43
Sat Jan 14/Sun Jan 15 7768.8 7 13 14 17 48 19 10 6 01 7 23 2 23 13 16 20 23 ..... 90 10 17.2 10 17
Sun Jan 15/Mon Jan 16 7769.8 7 17 10 17 49 19 11 6 01 7 23 2 27 13 19 21 23 ..... 83 11 08.9 6 24
Mon Jan 16/Tue Jan 17 7770.8 7 21 07 17 50 19 12 6 01 7 23 2 32 13 23 22 20 ..... 74 11 58.1 2 21
Tue Jan 17/Wed Jan 18 7771.8 7 25 04 17 51 19 13 6 01 7 23 2 37 13 27 23 16 ..... 65 12 45.5 - 1 42
Wed Jan 18/Thu Jan 19 7772.8 7 29 00 17 52 19 13 6 01 7 22 2 42 13 31 0 10 ..... 55 13 31.8 - 5 35
Thu Jan 19/Fri Jan 20 7773.8 7 32 57 17 53 19 14 6 01 7 22 2 46 13 35 1 03 ..... 46 14 17.8 - 9 10
Fri Jan 20/Sat Jan 21 7774.8 7 36 53 17 53 19 15 6 00 7 22 2 51 13 38 1 55 ..... 37 15 04.0 -12 21
Sat Jan 21/Sun Jan 22 7775.8 7 40 50 17 54 19 16 6 00 7 21 2 56 13 42 2 48 ..... 28 15 51.0 -15 03
Sun Jan 22/Mon Jan 23 7776.8 7 44 46 17 55 19 17 6 00 7 21 3 01 13 46 3 40 ..... 20 16 39.1 -17 08
Mon Jan 23/Tue Jan 24 7777.8 7 48 43 17 56 19 17 6 00 7 21 3 05 13 49 4 31 ..... 13 17 28.5 -18 31
Tue Jan 24/Wed Jan 25 7778.8 7 52 39 17 57 19 18 5 59 7 20 3 10 13 53 5 22 ..... 7 18 19.1 -19 06
Wed Jan 25/Thu Jan 26 7779.8 7 56 36 17 58 19 19 5 59 7 20 3 15 13 56 6 11 16 12 3 19 10.6 -18 50
Thu Jan 26/Fri Jan 27 7780.8 8 00 33 17 59 19 20 5 58 7 19 3 19 14 00 6 57 17 05 1 20 02.6 -17 40
Fri Jan 27/Sat Jan 28 7781.8 8 04 29 18 00 19 21 5 58 7 19 3 24 14 04 7 41 18 01 0 20 54.7 -15 38
Sat Jan 28/Sun Jan 29 7782.8 8 08 26 18 01 19 21 5 58 7 18 3 29 14 07 ..... 18 59 2 21 46.6 -12 48
Sun Jan 29/Mon Jan 30 7783.8 8 12 22 18 02 19 22 5 57 7 17 3 34 14 10 ..... 19 58 5 22 38.1 - 9 18
Mon Jan 30/Tue Jan 31 7784.8 8 16 19 18 03 19 23 5 57 7 17 3 38 14 14 ..... 20 59 11 23 29.4 - 5 17
Tue Jan 31/Wed Feb 01 7785.8 8 20 15 18 04 19 24 5 56 7 16 3 43 14 17 ..... 22 00 19 0 20.9 - 0 58
***** 2017 FEBRUARY *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Wed Feb 01/Thu Feb 02 7786.8 8 24 12 18 04 19 24 5 56 7 15 3 48 14 21 ..... 23 02 29 1 12.9 3 27
Thu Feb 02/Fri Feb 03 7787.8 8 28 08 18 05 19 25 5 55 7 15 3 53 14 24 ..... 0 05 39 2 06.1 7 44
Fri Feb 03/Sat Feb 04 7788.8 8 32 05 18 06 19 26 5 54 7 14 3 57 14 27 ..... 1 09 50 3 01.1 11 37
Sat Feb 04/Sun Feb 05 7789.8 8 36 02 18 07 19 27 5 54 7 13 4 02 14 31 ..... 2 13 62 3 58.1 14 51
Sun Feb 05/Mon Feb 06 7790.8 8 39 58 18 08 19 28 5 53 7 13 4 07 14 34 ..... 3 17 73 4 57.1 17 12
Mon Feb 06/Tue Feb 07 7791.8 8 43 55 18 09 19 28 5 52 7 12 4 12 14 37 ..... 4 18 82 5 57.5 18 26
Tue Feb 07/Wed Feb 08 7792.8 8 47 51 18 10 19 29 5 52 7 11 4 16 14 41 ..... 5 16 90 6 58.5 18 27
Wed Feb 08/Thu Feb 09 7793.8 8 51 48 18 11 19 30 5 51 7 10 4 21 14 44 ..... 6 09 96 7 58.8 17 16
Thu Feb 09/Fri Feb 10 7794.8 8 55 44 18 12 19 31 5 50 7 09 4 26 14 47 17 02 6 56 99 8 57.3 14 59
Fri Feb 10/Sat Feb 11 7795.8 8 59 41 18 12 19 31 5 50 7 08 4 30 14 50 18 04 7 40 100 9 53.4 11 51
Sat Feb 11/Sun Feb 12 7796.8 9 03 37 18 13 19 32 5 49 7 08 4 35 14 53 19 06 ..... 98 10 46.8 8 07
Sun Feb 12/Mon Feb 13 7797.8 9 07 34 18 14 19 33 5 48 7 07 4 40 14 56 20 05 ..... 94 11 37.8 4 04
Mon Feb 13/Tue Feb 14 7798.8 9 11 31 18 15 19 34 5 47 7 06 4 45 15 00 21 02 ..... 88 12 26.8 - 0 04
Tue Feb 14/Wed Feb 15 7799.8 9 15 27 18 16 19 35 5 46 7 05 4 49 15 03 21 58 ..... 81 13 14.5 - 4 07
Wed Feb 15/Thu Feb 16 7800.8 9 19 24 18 17 19 35 5 45 7 04 4 54 15 06 22 52 ..... 72 14 01.5 - 7 54
Thu Feb 16/Fri Feb 17 7801.8 9 23 20 18 18 19 36 5 44 7 03 4 59 15 09 23 46 ..... 64 14 48.3 -11 17
Fri Feb 17/Sat Feb 18 7802.8 9 27 17 18 18 19 37 5 44 7 02 5 03 15 12 0 38 ..... 54 15 35.5 -14 12
Sat Feb 18/Sun Feb 19 7803.8 9 31 13 18 19 19 38 5 43 7 01 5 08 15 15 1 30 ..... 45 16 23.4 -16 31
Sun Feb 19/Mon Feb 20 7804.8 9 35 10 18 20 19 38 5 42 7 00 5 13 15 18 2 22 ..... 36 17 12.3 -18 09
Mon Feb 20/Tue Feb 21 7805.8 9 39 06 18 21 19 39 5 41 6 59 5 17 15 21 3 13 ..... 27 18 02.4 -19 01
Tue Feb 21/Wed Feb 22 7806.8 9 43 03 18 22 19 40 5 40 6 58 5 22 15 24 4 02 ..... 19 18 53.4 -19 03
Wed Feb 22/Thu Feb 23 7807.8 9 47 00 18 22 19 41 5 39 6 57 5 27 15 27 4 49 ..... 12 19 45.2 -18 11
Thu Feb 23/Fri Feb 24 7808.8 9 50 56 18 23 19 41 5 38 6 56 5 32 15 29 5 34 ..... 6 20 37.4 -16 27
Fri Feb 24/Sat Feb 25 7809.8 9 54 53 18 24 19 42 5 37 6 54 5 36 15 32 6 17 16 46 2 21 29.8 -13 52
Sat Feb 25/Sun Feb 26 7810.8 9 58 49 18 25 19 43 5 36 6 53 5 41 15 35 6 58 17 46 0 22 22.1 -10 31
Sun Feb 26/Mon Feb 27 7811.8 10 02 46 18 26 19 44 5 34 6 52 5 46 15 38 7 38 18 47 1 23 14.4 - 6 35
Mon Feb 27/Tue Feb 28 7812.8 10 06 42 18 26 19 44 5 33 6 51 5 50 15 41 ..... 19 50 3 0 06.9 - 2 15
Tue Feb 28/Wed Mar 01 7813.8 10 10 39 18 27 19 45 5 32 6 50 5 55 15 44 ..... 20 53 9 0 59.8 2 14
***** 2017 MARCH *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Wed Mar 01/Thu Mar 02 7814.8 10 14 35 18 28 19 46 5 31 6 49 6 00 15 47 ..... 21 57 16 1 53.5 6 38
Thu Mar 02/Fri Mar 03 7815.8 10 18 32 18 29 19 46 5 30 6 48 6 04 15 49 ..... 23 02 25 2 48.5 10 41
Fri Mar 03/Sat Mar 04 7816.8 10 22 29 18 29 19 47 5 29 6 46 6 09 15 52 ..... 0 07 36 3 45.1 14 05
Sat Mar 04/Sun Mar 05 7817.8 10 26 25 18 30 19 48 5 28 6 45 6 14 15 55 ..... 1 10 47 4 43.1 16 38
Sun Mar 05/Mon Mar 06 7818.8 10 30 22 18 31 19 49 5 26 6 44 6 18 15 58 ..... 2 12 59 5 42.1 18 08
Mon Mar 06/Tue Mar 07 7819.8 10 34 18 18 32 19 49 5 25 6 43 6 23 16 00 ..... 3 09 69 6 41.5 18 29
Tue Mar 07/Wed Mar 08 7820.8 10 38 15 18 32 19 50 5 24 6 42 6 28 16 03 ..... 4 02 79 7 40.4 17 39
Wed Mar 08/Thu Mar 09 7821.8 10 42 11 18 33 19 51 5 23 6 40 6 32 16 06 ..... 4 51 88 8 37.9 15 46
Thu Mar 09/Fri Mar 10 7822.8 10 46 08 18 34 19 52 5 21 6 39 6 37 16 08 ..... 5 35 94 9 33.4 12 58
Fri Mar 10/Sat Mar 11 7823.8 10 50 04 18 35 19 52 5 20 6 38 6 42 16 11 16 52 6 15 98 10 26.8 9 29
Sat Mar 11/Sun Mar 12 7824.8 10 54 01 18 35 19 53 5 19 6 37 6 46 16 14 17 52 6 52 100 11 18.2 5 34
Sun Mar 12/Mon Mar 13 7825.8 10 57 58 18 36 19 54 5 18 6 35 6 51 16 16 18 49 7 27 99 12 07.8 1 26
Mon Mar 13/Tue Mar 14 7826.8 11 01 54 18 37 19 55 5 16 6 34 6 56 16 19 19 46 ..... 97 12 56.2 - 2 42
Tue Mar 14/Wed Mar 15 7827.8 11 05 51 18 37 19 55 5 15 6 33 7 01 16 22 20 41 ..... 92 13 43.9 - 6 39
Wed Mar 15/Thu Mar 16 7828.8 11 09 47 18 38 19 56 5 14 6 32 7 05 16 24 21 35 ..... 87 14 31.3 -10 15
Thu Mar 16/Fri Mar 17 7829.8 11 13 44 18 39 19 57 5 12 6 30 7 10 16 27 22 29 ..... 79 15 18.8 -13 23
Fri Mar 17/Sat Mar 18 7830.8 11 17 40 18 40 19 58 5 11 6 29 7 15 16 30 23 21 ..... 71 16 06.9 -15 57
Sat Mar 18/Sun Mar 19 7831.8 11 21 37 18 40 19 58 5 10 6 28 7 19 16 32 0 13 ..... 62 16 55.8 -17 50
Sun Mar 19/Mon Mar 20 7832.8 11 25 33 18 41 19 59 5 08 6 26 7 24 16 35 1 04 ..... 53 17 45.4 -18 59
Mon Mar 20/Tue Mar 21 7833.8 11 29 30 18 42 20 00 5 07 6 25 7 29 16 37 1 53 ..... 43 18 35.9 -19 18
Tue Mar 21/Wed Mar 22 7834.8 11 33 27 18 42 20 01 5 06 6 24 7 33 16 40 2 40 ..... 34 19 27.0 -18 45
Wed Mar 22/Thu Mar 23 7835.8 11 37 23 18 43 20 01 5 04 6 23 7 38 16 42 3 26 ..... 25 20 18.6 -17 20
Thu Mar 23/Fri Mar 24 7836.8 11 41 20 18 44 20 02 5 03 6 21 7 43 16 45 4 09 ..... 17 21 10.5 -15 04
Fri Mar 24/Sat Mar 25 7837.8 11 45 16 18 44 20 03 5 02 6 20 7 48 16 48 4 51 ..... 10 22 02.6 -12 00
Sat Mar 25/Sun Mar 26 7838.8 11 49 13 18 45 20 04 5 00 6 19 7 52 16 50 5 31 ..... 4 22 54.9 - 8 15
Sun Mar 26/Mon Mar 27 7839.8 11 53 09 18 46 20 05 4 59 6 17 7 57 16 53 6 11 17 32 1 23 47.7 - 3 59
Mon Mar 27/Tue Mar 28 7840.8 11 57 06 18 46 20 05 4 57 6 16 8 02 16 55 6 51 18 36 0 0 41.2 0 34
Tue Mar 28/Wed Mar 29 7841.8 12 01 02 18 47 20 06 4 56 6 15 8 07 16 58 ..... 19 42 2 1 35.8 5 09
Wed Mar 29/Thu Mar 30 7842.8 12 04 59 18 48 20 07 4 55 6 14 8 11 17 00 ..... 20 48 6 2 31.8 9 28
Thu Mar 30/Fri Mar 31 7843.8 12 08 56 18 48 20 08 4 53 6 12 8 16 17 03 ..... 21 56 13 3 29.3 13 12
Fri Mar 31/Sat Apr 01 7844.8 12 12 52 18 49 20 09 4 52 6 11 8 21 17 05 ..... 23 02 22 4 28.2 16 04
***** 2017 APRIL *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sat Apr 01/Sun Apr 02 7845.8 12 16 49 18 50 20 09 4 50 6 10 8 26 17 08 ..... 0 06 33 5 27.9 17 52
Sun Apr 02/Mon Apr 03 7846.8 12 20 45 18 51 20 10 4 49 6 09 8 30 17 10 ..... 1 05 44 6 27.7 18 30
Mon Apr 03/Tue Apr 04 7847.8 12 24 42 18 51 20 11 4 47 6 07 8 35 17 13 ..... 2 00 55 7 26.6 17 57
Tue Apr 04/Wed Apr 05 7848.8 12 28 38 18 52 20 12 4 46 6 06 8 40 17 15 ..... 2 50 66 8 23.8 16 19
Wed Apr 05/Thu Apr 06 7849.8 12 32 35 18 53 20 13 4 45 6 05 8 45 17 18 ..... 3 34 76 9 18.9 13 45
Thu Apr 06/Fri Apr 07 7850.8 12 36 31 18 53 20 14 4 43 6 04 8 49 17 21 ..... 4 14 84 10 11.8 10 29
Fri Apr 07/Sat Apr 08 7851.8 12 40 28 18 54 20 14 4 42 6 02 8 54 17 23 ..... 4 51 91 11 02.7 6 43
Sat Apr 08/Sun Apr 09 7852.8 12 44 25 18 55 20 15 4 40 6 01 8 59 17 26 ..... 5 27 96 11 51.9 2 40
Sun Apr 09/Mon Apr 10 7853.8 12 48 21 18 55 20 16 4 39 6 00 9 04 17 28 17 37 6 01 99 12 40.1 - 1 28
Mon Apr 10/Tue Apr 11 7854.8 12 52 18 18 56 20 17 4 38 5 59 9 09 17 31 18 32 6 35 100 13 27.6 - 5 30
Tue Apr 11/Wed Apr 12 7855.8 12 56 14 18 57 20 18 4 36 5 57 9 14 17 33 19 27 ..... 99 14 15.1 - 9 16
Wed Apr 12/Thu Apr 13 7856.8 13 00 11 18 57 20 19 4 35 5 56 9 18 17 36 20 20 ..... 96 15 02.7 -12 37
Thu Apr 13/Fri Apr 14 7857.8 13 04 07 18 58 20 20 4 33 5 55 9 23 17 38 21 14 ..... 91 15 50.9 -15 26
Fri Apr 14/Sat Apr 15 7858.8 13 08 04 18 59 20 21 4 32 5 54 9 28 17 41 22 06 ..... 85 16 39.9 -17 35
Sat Apr 15/Sun Apr 16 7859.8 13 12 00 18 59 20 22 4 31 5 53 9 33 17 43 22 57 ..... 78 17 29.5 -18 59
Sun Apr 16/Mon Apr 17 7860.8 13 15 57 19 00 20 22 4 29 5 52 9 38 17 46 23 47 ..... 69 18 19.7 -19 35
Mon Apr 17/Tue Apr 18 7861.8 13 19 54 19 01 20 23 4 28 5 50 9 43 17 48 0 34 ..... 60 19 10.4 -19 20
Tue Apr 18/Wed Apr 19 7862.8 13 23 50 19 02 20 24 4 27 5 49 9 48 17 51 1 20 ..... 51 20 01.4 -18 13
Wed Apr 19/Thu Apr 20 7863.8 13 27 47 19 02 20 25 4 25 5 48 9 52 17 54 2 03 ..... 41 20 52.4 -16 15
Thu Apr 20/Fri Apr 21 7864.8 13 31 43 19 03 20 26 4 24 5 47 9 57 17 56 2 44 ..... 31 21 43.6 -13 29
Fri Apr 21/Sat Apr 22 7865.8 13 35 40 19 04 20 27 4 22 5 46 10 02 17 59 3 24 ..... 22 22 34.9 -10 01
Sat Apr 22/Sun Apr 23 7866.8 13 39 36 19 04 20 28 4 21 5 45 10 07 18 01 4 03 ..... 14 23 26.8 - 5 57
Sun Apr 23/Mon Apr 24 7867.8 13 43 33 19 05 20 29 4 20 5 44 10 12 18 04 4 42 ..... 7 0 19.6 - 1 29
Mon Apr 24/Tue Apr 25 7868.8 13 47 29 19 06 20 30 4 19 5 43 10 17 18 07 5 23 17 20 2 1 13.7 3 11
Tue Apr 25/Wed Apr 26 7869.8 13 51 26 19 06 20 31 4 17 5 42 10 22 18 09 6 06 18 27 0 2 09.6 7 44
Wed Apr 26/Thu Apr 27 7870.8 13 55 23 19 07 20 32 4 16 5 41 10 27 18 12 ..... 19 36 1 3 07.6 11 50
Thu Apr 27/Fri Apr 28 7871.8 13 59 19 19 08 20 33 4 15 5 40 10 32 18 15 ..... 20 45 5 4 07.5 15 10
Fri Apr 28/Sat Apr 29 7872.8 14 03 16 19 09 20 34 4 13 5 39 10 37 18 17 ..... 21 52 11 5 08.7 17 27
Sat Apr 29/Sun Apr 30 7873.8 14 07 12 19 09 20 35 4 12 5 38 10 42 18 20 ..... 22 56 20 6 10.3 18 31
Sun Apr 30/Mon May 01 7874.8 14 11 09 19 10 20 36 4 11 5 37 10 46 18 23 ..... 23 55 30 7 11.0 18 18
***** 2017 MAY *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Mon May 01/Tue May 02 7875.8 14 15 05 19 11 20 37 4 10 5 36 10 51 18 25 ..... 0 48 40 8 09.7 16 55
Tue May 02/Wed May 03 7876.8 14 19 02 19 11 20 38 4 08 5 35 10 56 18 28 ..... 1 34 51 9 05.9 14 32
Wed May 03/Thu May 04 7877.8 14 22 58 19 12 20 39 4 07 5 34 11 01 18 31 ..... 2 16 62 9 59.3 11 24
Thu May 04/Fri May 05 7878.8 14 26 55 19 13 20 40 4 06 5 33 11 06 18 34 ..... 2 54 72 10 50.3 7 44
Fri May 05/Sat May 06 7879.8 14 30 52 19 14 20 41 4 05 5 32 11 11 18 36 ..... 3 29 81 11 39.4 3 45
Sat May 06/Sun May 07 7880.8 14 34 48 19 14 20 42 4 04 5 31 11 16 18 39 ..... 4 03 88 12 27.1 - 0 22
Sun May 07/Mon May 08 7881.8 14 38 45 19 15 20 43 4 03 5 31 11 21 18 42 ..... 4 36 94 13 14.2 - 4 26
Mon May 08/Tue May 09 7882.8 14 42 41 19 16 20 44 4 02 5 30 11 26 18 45 ..... 5 10 98 14 01.1 - 8 18
Tue May 09/Wed May 10 7883.8 14 46 38 19 16 20 45 4 01 5 29 11 31 18 48 18 15 5 45 100 14 48.4 -11 49
Wed May 10/Thu May 11 7884.8 14 50 34 19 17 20 46 3 59 5 28 11 36 18 51 19 08 6 22 100 15 36.3 -14 50
Thu May 11/Fri May 12 7885.8 14 54 31 19 18 20 47 3 58 5 27 11 41 18 54 20 01 ..... 98 16 25.2 -17 15
Fri May 12/Sat May 13 7886.8 14 58 27 19 19 20 48 3 57 5 27 11 46 18 57 20 52 ..... 95 17 14.8 -18 55
Sat May 13/Sun May 14 7887.8 15 02 24 19 19 20 49 3 56 5 26 11 51 19 00 21 43 ..... 90 18 05.2 -19 48
Sun May 14/Mon May 15 7888.8 15 06 21 19 20 20 50 3 55 5 25 11 56 19 02 22 31 ..... 83 18 56.0 -19 49
Mon May 15/Tue May 16 7889.8 15 10 17 19 21 20 51 3 55 5 25 12 01 19 05 23 17 ..... 75 19 46.8 -18 58
Tue May 16/Wed May 17 7890.8 15 14 14 19 21 20 52 3 54 5 24 12 06 19 08 0 00 ..... 67 20 37.5 -17 16
Wed May 17/Thu May 18 7891.8 15 18 10 19 22 20 53 3 53 5 23 12 10 19 12 0 41 ..... 57 21 28.0 -14 46
Thu May 18/Fri May 19 7892.8 15 22 07 19 23 20 54 3 52 5 23 12 15 19 15 1 20 ..... 47 22 18.3 -11 34
Fri May 19/Sat May 20 7893.8 15 26 03 19 23 20 55 3 51 5 22 12 20 19 18 1 58 ..... 36 23 08.8 - 7 45
Sat May 20/Sun May 21 7894.8 15 30 00 19 24 20 56 3 50 5 22 12 25 19 21 2 36 ..... 26 23 59.9 - 3 29
Sun May 21/Mon May 22 7895.8 15 33 56 19 25 20 57 3 49 5 21 12 30 19 24 3 15 ..... 17 0 52.3 1 05
Mon May 22/Tue May 23 7896.8 15 37 53 19 25 20 58 3 49 5 21 12 35 19 27 3 55 ..... 9 1 46.5 5 41
Tue May 23/Wed May 24 7897.8 15 41 50 19 26 20 58 3 48 5 20 12 40 19 30 4 39 ..... 4 2 43.1 10 02
Wed May 24/Thu May 25 7898.8 15 45 46 19 27 20 59 3 47 5 20 12 45 19 34 5 28 18 21 1 3 42.3 13 48
Thu May 25/Fri May 26 7899.8 15 49 43 19 27 21 00 3 47 5 19 12 49 19 37 6 21 19 30 1 4 43.7 16 39
Fri May 26/Sat May 27 7900.8 15 53 39 19 28 21 01 3 46 5 19 12 54 19 40 ..... 20 38 3 5 46.5 18 17
Sat May 27/Sun May 28 7901.8 15 57 36 19 29 21 02 3 45 5 19 12 59 19 44 ..... 21 42 9 6 49.3 18 36
Sun May 28/Mon May 29 7902.8 16 01 32 19 29 21 03 3 45 5 18 13 04 19 47 ..... 22 39 17 7 50.6 17 37
Mon May 29/Tue May 30 7903.8 16 05 29 19 30 21 04 3 44 5 18 13 09 19 50 ..... 23 30 26 8 49.3 15 30
Tue May 30/Wed May 31 7904.8 16 09 25 19 30 21 04 3 44 5 18 13 13 19 54 ..... 0 15 36 9 44.8 12 30
Wed May 31/Thu Jun 01 7905.8 16 13 22 19 31 21 05 3 43 5 17 13 18 19 57 ..... 0 55 47 10 37.2 8 54
***** 2017 JUNE *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Thu Jun 01/Fri Jun 02 7906.8 16 17 19 19 32 21 06 3 43 5 17 13 23 20 01 ..... 1 32 57 11 27.1 4 56
Fri Jun 02/Sat Jun 03 7907.8 16 21 15 19 32 21 07 3 42 5 17 13 28 20 04 ..... 2 06 67 12 15.2 0 49
Sat Jun 03/Sun Jun 04 7908.8 16 25 12 19 33 21 07 3 42 5 17 13 32 20 08 ..... 2 39 76 13 02.2 - 3 18
Sun Jun 04/Mon Jun 05 7909.8 16 29 08 19 33 21 08 3 42 5 17 13 37 20 11 ..... 3 12 84 13 48.7 - 7 15
Mon Jun 05/Tue Jun 06 7910.8 16 33 05 19 34 21 09 3 41 5 16 13 41 20 15 ..... 3 46 90 14 35.5 -10 53
Tue Jun 06/Wed Jun 07 7911.8 16 37 01 19 34 21 10 3 41 5 16 13 46 20 19 ..... 4 22 95 15 22.9 -14 05
Wed Jun 07/Thu Jun 08 7912.8 16 40 58 19 35 21 10 3 41 5 16 13 51 20 22 17 56 5 01 98 16 11.4 -16 43
Thu Jun 08/Fri Jun 09 7913.8 16 44 54 19 35 21 11 3 41 5 16 13 55 20 26 18 48 5 42 100 17 00.8 -18 39
Fri Jun 09/Sat Jun 10 7914.8 16 48 51 19 36 21 11 3 40 5 16 14 00 20 30 19 39 6 27 99 17 51.3 -19 48
Sat Jun 10/Sun Jun 11 7915.8 16 52 48 19 36 21 12 3 40 5 16 14 04 20 34 20 29 ..... 97 18 42.3 -20 06
Sun Jun 11/Mon Jun 12 7916.8 16 56 44 19 36 21 12 3 40 5 16 14 09 20 38 21 16 ..... 93 19 33.5 -19 31
Mon Jun 12/Tue Jun 13 7917.8 17 00 41 19 37 21 13 3 40 5 16 14 13 20 41 22 00 ..... 87 20 24.5 -18 03
Tue Jun 13/Wed Jun 14 7918.8 17 04 37 19 37 21 13 3 40 5 16 14 18 20 45 22 41 ..... 80 21 15.1 -15 47
Wed Jun 14/Thu Jun 15 7919.8 17 08 34 19 38 21 14 3 40 5 16 14 22 20 49 23 21 ..... 72 22 05.2 -12 47
Thu Jun 15/Fri Jun 16 7920.8 17 12 30 19 38 21 14 3 40 5 16 14 26 20 53 23 58 ..... 62 22 55.0 - 9 10
Fri Jun 16/Sat Jun 17 7921.8 17 16 27 19 38 21 15 3 40 5 17 14 31 20 57 0 35 ..... 52 23 44.9 - 5 05
Sat Jun 17/Sun Jun 18 7922.8 17 20 23 19 39 21 15 3 40 5 17 14 35 21 01 1 11 ..... 41 0 35.5 - 0 41
Sun Jun 18/Mon Jun 19 7923.8 17 24 20 19 39 21 15 3 40 5 17 14 39 21 05 1 50 ..... 30 1 27.5 3 50
Mon Jun 19/Tue Jun 20 7924.8 17 28 17 19 39 21 15 3 41 5 17 14 43 21 10 2 30 ..... 20 2 21.7 8 14
Tue Jun 20/Wed Jun 21 7925.8 17 32 13 19 39 21 16 3 41 5 17 14 47 21 14 3 15 ..... 12 3 18.5 12 14
Wed Jun 21/Thu Jun 22 7926.8 17 36 10 19 39 21 16 3 41 5 17 14 52 21 18 4 05 ..... 5 4 18.0 15 29
Thu Jun 22/Fri Jun 23 7927.8 17 40 06 19 40 21 16 3 41 5 18 14 56 21 22 5 00 18 15 1 5 20.0 17 42
Fri Jun 23/Sat Jun 24 7928.8 17 44 03 19 40 21 16 3 42 5 18 15 00 21 26 6 01 19 21 0 6 23.2 18 38
Sat Jun 24/Sun Jun 25 7929.8 17 47 59 19 40 21 16 3 42 5 18 15 04 21 31 ..... 20 23 2 7 26.1 18 13
Sun Jun 25/Mon Jun 26 7930.8 17 51 56 19 40 21 16 3 42 5 19 15 08 21 35 ..... 21 19 7 8 27.1 16 32
Mon Jun 26/Tue Jun 27 7931.8 17 55 52 19 40 21 16 3 43 5 19 15 12 21 39 ..... 22 08 14 9 25.2 13 48
Tue Jun 27/Wed Jun 28 7932.8 17 59 49 19 40 21 16 3 43 5 19 15 16 21 44 ..... 22 52 22 10 20.1 10 19
Wed Jun 28/Thu Jun 29 7933.8 18 03 46 19 40 21 16 3 44 5 20 15 20 21 48 ..... 23 31 32 11 12.0 6 22
Thu Jun 29/Fri Jun 30 7934.8 18 07 42 19 40 21 16 3 44 5 20 15 23 21 52 ..... 0 07 42 12 01.4 2 12
Fri Jun 30/Sat Jul 01 7935.8 18 11 39 19 40 21 16 3 45 5 20 15 27 21 57 ..... 0 41 52 12 49.2 - 1 59
***** 2017 JULY *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sat Jul 01/Sun Jul 02 7936.8 18 15 35 19 40 21 16 3 45 5 21 15 31 22 01 ..... 1 14 62 13 36.0 - 6 01
Sun Jul 02/Mon Jul 03 7937.8 18 19 32 19 40 21 16 3 46 5 21 15 35 22 06 ..... 1 48 71 14 22.7 - 9 47
Mon Jul 03/Tue Jul 04 7938.8 18 23 28 19 40 21 16 3 46 5 22 15 39 22 10 ..... 2 23 79 15 09.7 -13 08
Tue Jul 04/Wed Jul 05 7939.8 18 27 25 19 40 21 15 3 47 5 22 15 42 22 15 ..... 3 01 87 15 57.6 -15 57
Wed Jul 05/Thu Jul 06 7940.8 18 31 21 19 40 21 15 3 48 5 23 15 46 22 20 ..... 3 41 92 16 46.6 -18 08
Thu Jul 06/Fri Jul 07 7941.8 18 35 18 19 40 21 15 3 48 5 23 15 49 22 24 17 35 4 24 97 17 36.7 -19 33
Fri Jul 07/Sat Jul 08 7942.8 18 39 15 19 40 21 14 3 49 5 24 15 53 22 29 18 25 5 11 99 18 27.8 -20 08
Sat Jul 08/Sun Jul 09 7943.8 18 43 11 19 39 21 14 3 50 5 24 15 57 22 34 19 13 6 01 100 19 19.4 -19 50
Sun Jul 09/Mon Jul 10 7944.8 18 47 08 19 39 21 13 3 50 5 25 16 00 22 38 19 59 ..... 99 20 11.0 -18 38
Mon Jul 10/Tue Jul 11 7945.8 18 51 04 19 39 21 13 3 51 5 25 16 04 22 43 20 42 ..... 96 21 02.3 -16 34
Tue Jul 11/Wed Jul 12 7946.8 18 55 01 19 39 21 12 3 52 5 26 16 07 22 48 21 22 ..... 91 21 53.0 -13 45
Wed Jul 12/Thu Jul 13 7947.8 18 58 57 19 38 21 12 3 53 5 26 16 10 22 52 22 00 ..... 84 22 43.1 -10 16
Thu Jul 13/Fri Jul 14 7948.8 19 02 54 19 38 21 11 3 54 5 27 16 14 22 57 22 37 ..... 76 23 32.9 - 6 18
Fri Jul 14/Sat Jul 15 7949.8 19 06 50 19 37 21 11 3 54 5 28 16 17 23 02 23 13 ..... 66 0 22.9 - 1 59
Sat Jul 15/Sun Jul 16 7950.8 19 10 47 19 37 21 10 3 55 5 28 16 20 23 07 23 49 ..... 55 1 13.7 2 27
Sun Jul 16/Mon Jul 17 7951.8 19 14 44 19 37 21 09 3 56 5 29 16 24 23 11 0 27 ..... 44 2 05.9 6 50
Mon Jul 17/Tue Jul 18 7952.8 19 18 40 19 36 21 09 3 57 5 29 16 27 23 16 1 09 ..... 33 3 00.3 10 53
Tue Jul 18/Wed Jul 19 7953.8 19 22 37 19 36 21 08 3 58 5 30 16 30 23 21 1 54 ..... 23 3 57.3 14 21
Wed Jul 19/Thu Jul 20 7954.8 19 26 33 19 35 21 07 3 59 5 31 16 33 23 26 2 46 ..... 14 4 56.9 16 56
Thu Jul 20/Fri Jul 21 7955.8 19 30 30 19 35 21 06 4 00 5 31 16 36 23 31 3 43 ..... 6 5 58.4 18 23
Fri Jul 21/Sat Jul 22 7956.8 19 34 26 19 34 21 06 4 00 5 32 16 40 23 36 4 45 18 05 2 7 00.8 18 33
Sat Jul 22/Sun Jul 23 7957.8 19 38 23 19 34 21 05 4 01 5 33 16 43 23 40 5 50 19 03 0 8 02.4 17 24
Sun Jul 23/Mon Jul 24 7958.8 19 42 19 19 33 21 04 4 02 5 33 16 46 23 45 ..... 19 56 1 9 02.1 15 05
Mon Jul 24/Tue Jul 25 7959.8 19 46 16 19 32 21 03 4 03 5 34 16 49 23 50 ..... 20 43 5 9 59.0 11 51
Tue Jul 25/Wed Jul 26 7960.8 19 50 13 19 32 21 02 4 04 5 35 16 52 23 55 ..... 21 25 11 10 53.0 8 01
Wed Jul 26/Thu Jul 27 7961.8 19 54 09 19 31 21 01 4 05 5 35 16 55 24 00 ..... 22 04 18 11 44.2 3 50
Thu Jul 27/Fri Jul 28 7962.8 19 58 06 19 30 21 00 4 06 5 36 16 58 0 05 ..... 22 39 27 12 33.4 - 0 26
Fri Jul 28/Sat Jul 29 7963.8 20 02 02 19 30 20 59 4 07 5 37 17 01 0 10 ..... 23 14 36 13 21.1 - 4 35
Sat Jul 29/Sun Jul 30 7964.8 20 05 59 19 29 20 58 4 08 5 37 17 04 0 15 ..... 23 48 46 14 08.3 - 8 30
Sun Jul 30/Mon Jul 31 7965.8 20 09 55 19 28 20 57 4 09 5 38 17 07 0 19 ..... 0 23 56 14 55.3 -12 00
Mon Jul 31/Tue Aug 01 7966.8 20 13 52 19 27 20 56 4 10 5 38 17 09 0 24 ..... 1 00 65 15 42.9 -15 01
***** 2017 AUGUST *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Tue Aug 01/Wed Aug 02 7967.8 20 17 48 19 27 20 55 4 11 5 39 17 12 0 29 ..... 1 39 74 16 31.4 -17 25
Wed Aug 02/Thu Aug 03 7968.8 20 21 45 19 26 20 54 4 12 5 40 17 15 0 34 ..... 2 21 82 17 21.0 -19 05
Thu Aug 03/Fri Aug 04 7969.8 20 25 42 19 25 20 53 4 13 5 40 17 18 0 39 ..... 3 07 89 18 11.6 -19 58
Fri Aug 04/Sat Aug 05 7970.8 20 29 38 19 24 20 52 4 14 5 41 17 21 0 44 ..... 3 56 94 19 03.1 -19 58
Sat Aug 05/Sun Aug 06 7971.8 20 33 35 19 23 20 50 4 15 5 42 17 24 0 49 17 55 4 48 98 19 55.0 -19 03
Sun Aug 06/Mon Aug 07 7972.8 20 37 31 19 22 20 49 4 16 5 42 17 26 0 54 18 40 5 42 100 20 46.9 -17 15
Mon Aug 07/Tue Aug 08 7973.8 20 41 28 19 21 20 48 4 16 5 43 17 29 0 59 19 21 6 39 100 21 38.5 -14 37
Tue Aug 08/Wed Aug 09 7974.8 20 45 24 19 20 20 47 4 17 5 44 17 32 1 04 20 01 ..... 98 22 29.6 -11 16
Wed Aug 09/Thu Aug 10 7975.8 20 49 21 19 20 20 46 4 18 5 44 17 34 1 08 20 38 ..... 93 23 20.3 - 7 22
Thu Aug 10/Fri Aug 11 7976.8 20 53 17 19 19 20 44 4 19 5 45 17 37 1 13 21 15 ..... 87 0 10.8 - 3 04
Fri Aug 11/Sat Aug 12 7977.8 20 57 14 19 18 20 43 4 20 5 46 17 40 1 18 21 51 ..... 79 1 01.8 1 24
Sat Aug 12/Sun Aug 13 7978.8 21 01 11 19 17 20 42 4 21 5 46 17 42 1 23 22 28 ..... 69 1 53.7 5 49
Sun Aug 13/Mon Aug 14 7979.8 21 05 07 19 16 20 41 4 22 5 47 17 45 1 28 23 08 ..... 58 2 47.1 9 57
Mon Aug 14/Tue Aug 15 7980.8 21 09 04 19 14 20 39 4 23 5 48 17 48 1 33 23 51 ..... 47 3 42.5 13 32
Tue Aug 15/Wed Aug 16 7981.8 21 13 00 19 13 20 38 4 24 5 48 17 50 1 38 0 39 ..... 35 4 40.1 16 20
Wed Aug 16/Thu Aug 17 7982.8 21 16 57 19 12 20 37 4 25 5 49 17 53 1 42 1 31 ..... 25 5 39.5 18 06
Thu Aug 17/Fri Aug 18 7983.8 21 20 53 19 11 20 35 4 26 5 50 17 56 1 47 2 29 ..... 15 6 40.1 18 41
Fri Aug 18/Sat Aug 19 7984.8 21 24 50 19 10 20 34 4 27 5 50 17 58 1 52 3 32 ..... 8 7 40.8 18 00
Sat Aug 19/Sun Aug 20 7985.8 21 28 46 19 09 20 33 4 28 5 51 18 01 1 57 4 36 17 44 3 8 40.2 16 08
Sun Aug 20/Mon Aug 21 7986.8 21 32 43 19 08 20 31 4 28 5 52 18 03 2 02 5 41 18 33 0 9 37.6 13 15
Mon Aug 21/Tue Aug 22 7987.8 21 36 40 19 07 20 30 4 29 5 52 18 06 2 07 6 45 19 17 0 10 32.5 9 38
Tue Aug 22/Wed Aug 23 7988.8 21 40 36 19 06 20 28 4 30 5 53 18 08 2 11 ..... 19 58 3 11 25.0 5 32
Wed Aug 23/Thu Aug 24 7989.8 21 44 33 19 04 20 27 4 31 5 54 18 11 2 16 ..... 20 35 8 12 15.3 1 15
Thu Aug 24/Fri Aug 25 7990.8 21 48 29 19 03 20 26 4 32 5 54 18 14 2 21 ..... 21 11 14 13 04.1 - 3 02
Fri Aug 25/Sat Aug 26 7991.8 21 52 26 19 02 20 24 4 33 5 55 18 16 2 26 ..... 21 45 22 13 52.0 - 7 05
Sat Aug 26/Sun Aug 27 7992.8 21 56 22 19 01 20 23 4 34 5 56 18 19 2 31 ..... 22 21 30 14 39.5 -10 47
Sun Aug 27/Mon Aug 28 7993.8 22 00 19 19 00 20 21 4 34 5 56 18 21 2 35 ..... 22 57 39 15 27.1 -14 00
Mon Aug 28/Tue Aug 29 7994.8 22 04 15 18 58 20 20 4 35 5 57 18 24 2 40 ..... 23 35 49 16 15.3 -16 37
Tue Aug 29/Wed Aug 30 7995.8 22 08 12 18 57 20 18 4 36 5 57 18 26 2 45 ..... 0 16 58 17 04.4 -18 32
Wed Aug 30/Thu Aug 31 7996.8 22 12 09 18 56 20 17 4 37 5 58 18 29 2 50 ..... 1 00 68 17 54.3 -19 41
Thu Aug 31/Fri Sep 01 7997.8 22 16 05 18 55 20 16 4 38 5 59 18 31 2 55 ..... 1 48 76 18 45.2 -19 59
***** 2017 SEPTEMBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Fri Sep 01/Sat Sep 02 7998.8 22 20 02 18 53 20 14 4 38 5 59 18 34 2 59 ..... 2 39 84 19 36.7 -19 24
Sat Sep 02/Sun Sep 03 7999.8 22 23 58 18 52 20 13 4 39 6 00 18 36 3 04 ..... 3 32 90 20 28.5 -17 54
Sun Sep 03/Mon Sep 04 8000.8 22 27 55 18 51 20 11 4 40 6 00 18 39 3 09 17 17 4 29 96 21 20.4 -15 33
Mon Sep 04/Tue Sep 05 8001.8 22 31 51 18 50 20 10 4 41 6 01 18 41 3 13 17 58 5 26 99 22 12.1 -12 24
Tue Sep 05/Wed Sep 06 8002.8 22 35 48 18 48 20 08 4 42 6 02 18 44 3 18 18 36 6 26 100 23 03.7 - 8 36
Wed Sep 06/Thu Sep 07 8003.8 22 39 44 18 47 20 07 4 42 6 02 18 46 3 23 19 14 ..... 99 23 55.3 - 4 18
Thu Sep 07/Fri Sep 08 8004.8 22 43 41 18 46 20 05 4 43 6 03 18 49 3 28 19 51 ..... 95 0 47.2 0 15
Fri Sep 08/Sat Sep 09 8005.8 22 47 38 18 44 20 04 4 44 6 04 18 51 3 32 20 29 ..... 89 1 40.0 4 49
Sat Sep 09/Sun Sep 10 8006.8 22 51 34 18 43 20 03 4 45 6 04 18 53 3 37 21 08 ..... 81 2 34.0 9 08
Sun Sep 10/Mon Sep 11 8007.8 22 55 31 18 42 20 01 4 45 6 05 18 56 3 42 21 50 ..... 71 3 29.6 12 56
Mon Sep 11/Tue Sep 12 8008.8 22 59 27 18 41 20 00 4 46 6 05 18 58 3 46 22 36 ..... 60 4 26.9 15 57
Tue Sep 12/Wed Sep 13 8009.8 23 03 24 18 39 19 58 4 47 6 06 19 01 3 51 23 27 ..... 49 5 25.7 17 58
Wed Sep 13/Thu Sep 14 8010.8 23 07 20 18 38 19 57 4 48 6 07 19 03 3 56 0 22 ..... 38 6 25.4 18 49
Thu Sep 14/Fri Sep 15 8011.8 23 11 17 18 37 19 55 4 48 6 07 19 06 4 00 1 21 ..... 27 7 25.0 18 27
Fri Sep 15/Sat Sep 16 8012.8 23 15 13 18 35 19 54 4 49 6 08 19 08 4 05 2 23 ..... 18 8 23.5 16 55
Sat Sep 16/Sun Sep 17 8013.8 23 19 10 18 34 19 52 4 50 6 08 19 11 4 10 3 27 ..... 10 9 20.3 14 22
Sun Sep 17/Mon Sep 18 8014.8 23 23 07 18 33 19 51 4 51 6 09 19 13 4 14 4 30 17 12 4 10 15.0 11 00
Mon Sep 18/Tue Sep 19 8015.8 23 27 03 18 31 19 50 4 51 6 10 19 16 4 19 5 32 17 53 1 11 07.4 7 04
Tue Sep 19/Wed Sep 20 8016.8 23 31 00 18 30 19 48 4 52 6 10 19 19 4 24 6 32 18 30 0 11 58.0 2 50
Wed Sep 20/Thu Sep 21 8017.8 23 34 56 18 29 19 47 4 53 6 11 19 21 4 28 ..... 19 07 1 12 47.1 - 1 29
Thu Sep 21/Fri Sep 22 8018.8 23 38 53 18 27 19 45 4 53 6 12 19 24 4 33 ..... 19 42 5 13 35.3 - 5 40
Fri Sep 22/Sat Sep 23 8019.8 23 42 49 18 26 19 44 4 54 6 12 19 26 4 38 ..... 20 17 10 14 23.1 - 9 32
Sat Sep 23/Sun Sep 24 8020.8 23 46 46 18 25 19 43 4 55 6 13 19 29 4 42 ..... 20 53 16 15 10.9 -12 57
Sun Sep 24/Mon Sep 25 8021.8 23 50 42 18 23 19 41 4 55 6 13 19 31 4 47 ..... 21 31 24 15 59.0 -15 48
Mon Sep 25/Tue Sep 26 8022.8 23 54 39 18 22 19 40 4 56 6 14 19 34 4 52 ..... 22 11 32 16 47.8 -17 59
Tue Sep 26/Wed Sep 27 8023.8 23 58 36 18 21 19 39 4 57 6 15 19 36 4 56 ..... 22 54 42 17 37.2 -19 24
Wed Sep 27/Thu Sep 28 8024.8 0 02 32 18 19 19 37 4 57 6 15 19 39 5 01 ..... 23 40 51 18 27.3 -19 59
Thu Sep 28/Fri Sep 29 8025.8 0 06 29 18 18 19 36 4 58 6 16 19 42 5 05 ..... 0 29 60 19 18.0 -19 43
Fri Sep 29/Sat Sep 30 8026.8 0 10 25 18 17 19 35 4 59 6 17 19 44 5 10 ..... 1 21 70 20 09.0 -18 34
Sat Sep 30/Sun Oct 01 8027.8 0 14 22 18 16 19 33 4 59 6 17 19 47 5 15 ..... 2 15 78 21 00.2 -16 32
***** 2017 OCTOBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sun Oct 01/Mon Oct 02 8028.8 0 18 18 18 14 19 32 5 00 6 18 19 49 5 19 ..... 3 12 86 21 51.5 -13 41
Mon Oct 02/Tue Oct 03 8029.8 0 22 15 18 13 19 31 5 01 6 19 19 52 5 24 16 32 4 11 92 22 43.0 -10 07
Tue Oct 03/Wed Oct 04 8030.8 0 26 11 18 12 19 29 5 01 6 19 19 55 5 28 17 10 5 11 97 23 34.8 - 5 56
Wed Oct 04/Thu Oct 05 8031.8 0 30 08 18 10 19 28 5 02 6 20 19 57 5 33 17 47 6 13 100 0 27.3 - 1 22
Thu Oct 05/Fri Oct 06 8032.8 0 34 04 18 09 19 27 5 03 6 20 20 00 5 38 18 25 7 17 99 1 20.8 3 22
Fri Oct 06/Sat Oct 07 8033.8 0 38 01 18 08 19 26 5 03 6 21 20 03 5 42 19 05 ..... 97 2 15.9 7 58
Sat Oct 07/Sun Oct 08 8034.8 0 41 58 18 07 19 24 5 04 6 22 20 05 5 47 19 47 ..... 91 3 12.7 12 07
Sun Oct 08/Mon Oct 09 8035.8 0 45 54 18 05 19 23 5 05 6 23 20 08 5 52 20 32 ..... 84 4 11.3 15 30
Mon Oct 09/Tue Oct 10 8036.8 0 49 51 18 04 19 22 5 05 6 23 20 11 5 56 21 22 ..... 74 5 11.4 17 52
Tue Oct 10/Wed Oct 11 8037.8 0 53 47 18 03 19 21 5 06 6 24 20 14 6 01 22 17 ..... 63 6 12.0 19 02
Wed Oct 11/Thu Oct 12 8038.8 0 57 44 18 02 19 19 5 07 6 25 20 16 6 05 23 15 ..... 52 7 12.2 18 56
Thu Oct 12/Fri Oct 13 8039.8 1 01 40 18 01 19 18 5 07 6 25 20 19 6 10 0 17 ..... 41 8 11.1 17 38
Fri Oct 13/Sat Oct 14 8040.8 1 05 37 17 59 19 17 5 08 6 26 20 22 6 15 1 19 ..... 30 9 07.8 15 18
Sat Oct 14/Sun Oct 15 8041.8 1 09 33 17 58 19 16 5 09 6 27 20 25 6 19 2 21 ..... 20 10 02.2 12 07
Sun Oct 15/Mon Oct 16 8042.8 1 13 30 17 57 19 15 5 09 6 27 20 28 6 24 3 22 ..... 13 10 54.2 8 20
Mon Oct 16/Tue Oct 17 8043.8 1 17 27 17 56 19 14 5 10 6 28 20 31 6 28 4 21 16 29 6 11 44.3 4 12
Tue Oct 17/Wed Oct 18 8044.8 1 21 23 17 55 19 13 5 11 6 29 20 33 6 33 5 19 17 05 2 12 33.1 - 0 06
Wed Oct 18/Thu Oct 19 8045.8 1 25 20 17 54 19 12 5 12 6 30 20 36 6 38 6 17 17 40 0 13 20.9 - 4 20
Thu Oct 19/Fri Oct 20 8046.8 1 29 16 17 53 19 11 5 12 6 30 20 39 6 42 7 13 18 14 0 14 08.4 - 8 20
Fri Oct 20/Sat Oct 21 8047.8 1 33 13 17 52 19 10 5 13 6 31 20 42 6 47 ..... 18 50 2 14 56.0 -11 56
Sat Oct 21/Sun Oct 22 8048.8 1 37 09 17 50 19 09 5 14 6 32 20 45 6 52 ..... 19 27 6 15 43.9 -15 01
Sun Oct 22/Mon Oct 23 8049.8 1 41 06 17 49 19 08 5 14 6 33 20 48 6 56 ..... 20 06 11 16 32.5 -17 26
Mon Oct 23/Tue Oct 24 8050.8 1 45 02 17 48 19 07 5 15 6 33 20 51 7 01 ..... 20 48 18 17 21.6 -19 07
Tue Oct 24/Wed Oct 25 8051.8 1 48 59 17 47 19 06 5 16 6 34 20 54 7 05 ..... 21 33 25 18 11.2 -19 59
Wed Oct 25/Thu Oct 26 8052.8 1 52 56 17 46 19 05 5 16 6 35 20 57 7 10 ..... 22 20 34 19 01.2 -20 00
Thu Oct 26/Fri Oct 27 8053.8 1 56 52 17 45 19 04 5 17 6 36 21 00 7 15 ..... 23 10 43 19 51.4 -19 10
Fri Oct 27/Sat Oct 28 8054.8 2 00 49 17 44 19 03 5 18 6 37 21 03 7 19 ..... 0 03 53 20 41.5 -17 28
Sat Oct 28/Sun Oct 29 8055.8 2 04 45 17 43 19 02 5 18 6 37 21 06 7 24 ..... 0 58 62 21 31.6 -14 58
Sun Oct 29/Mon Oct 30 8056.8 2 08 42 17 43 19 01 5 19 6 38 21 09 7 29 ..... 1 55 72 22 21.8 -11 43
Mon Oct 30/Tue Oct 31 8057.8 2 12 38 17 42 19 01 5 20 6 39 21 12 7 33 ..... 2 54 81 23 12.5 - 7 49
Tue Oct 31/Wed Nov 01 8058.8 2 16 35 17 41 19 00 5 21 6 40 21 16 7 38 ..... 3 54 89 0 03.9 - 3 24
***** 2017 NOVEMBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Wed Nov 01/Thu Nov 02 8059.8 2 20 31 17 40 18 59 5 21 6 41 21 19 7 43 16 18 4 57 95 0 56.7 1 20
Thu Nov 02/Fri Nov 03 8060.8 2 24 28 17 39 18 58 5 22 6 41 21 22 7 47 16 57 6 02 99 1 51.4 6 07
Fri Nov 03/Sat Nov 04 8061.8 2 28 25 17 38 18 58 5 23 6 42 21 25 7 52 17 38 7 10 100 2 48.5 10 38
Sat Nov 04/Sun Nov 05 8062.8 2 32 21 17 37 18 57 5 24 6 43 21 28 7 57 18 23 ..... 98 3 48.2 14 32
Sun Nov 05/Mon Nov 06 8063.8 2 36 18 17 37 18 56 5 24 6 44 21 32 8 01 19 13 ..... 93 4 50.0 17 27
Mon Nov 06/Tue Nov 07 8064.8 2 40 14 17 36 18 56 5 25 6 45 21 35 8 06 20 07 ..... 86 5 53.0 19 08
Tue Nov 07/Wed Nov 08 8065.8 2 44 11 17 35 18 55 5 26 6 46 21 38 8 11 21 07 ..... 77 6 55.8 19 27
Wed Nov 08/Thu Nov 09 8066.8 2 48 07 17 34 18 54 5 26 6 47 21 42 8 15 22 09 ..... 67 7 57.1 18 26
Thu Nov 09/Fri Nov 10 8067.8 2 52 04 17 34 18 54 5 27 6 47 21 45 8 20 23 12 ..... 55 8 55.7 16 16
Fri Nov 10/Sat Nov 11 8068.8 2 56 00 17 33 18 53 5 28 6 48 21 48 8 25 0 15 ..... 44 9 51.3 13 11
Sat Nov 11/Sun Nov 12 8069.8 2 59 57 17 32 18 53 5 29 6 49 21 52 8 30 1 16 ..... 34 10 43.9 9 29
Sun Nov 12/Mon Nov 13 8070.8 3 03 54 17 32 18 52 5 29 6 50 21 55 8 34 2 15 ..... 24 11 34.1 5 23
Mon Nov 13/Tue Nov 14 8071.8 3 07 50 17 31 18 52 5 30 6 51 21 59 8 39 3 13 ..... 16 12 22.6 1 07
Tue Nov 14/Wed Nov 15 8072.8 3 11 47 17 31 18 51 5 31 6 52 22 02 8 44 4 10 ..... 10 13 09.9 - 3 09
Wed Nov 15/Thu Nov 16 8073.8 3 15 43 17 30 18 51 5 32 6 53 22 06 8 48 5 06 16 15 5 13 56.8 - 7 13
Thu Nov 16/Fri Nov 17 8074.8 3 19 40 17 30 18 51 5 32 6 54 22 09 8 53 6 01 16 50 1 14 43.8 -10 57
Fri Nov 17/Sat Nov 18 8075.8 3 23 36 17 29 18 50 5 33 6 54 22 13 8 58 6 55 17 25 0 15 31.2 -14 12
Sat Nov 18/Sun Nov 19 8076.8 3 27 33 17 29 18 50 5 34 6 55 22 17 9 02 7 49 18 03 1 16 19.4 -16 51
Sun Nov 19/Mon Nov 20 8077.8 3 31 29 17 28 18 50 5 35 6 56 22 20 9 07 ..... 18 44 3 17 08.2 -18 47
Mon Nov 20/Tue Nov 21 8078.8 3 35 26 17 28 18 49 5 35 6 57 22 24 9 12 ..... 19 28 7 17 57.7 -19 55
Tue Nov 21/Wed Nov 22 8079.8 3 39 23 17 28 18 49 5 36 6 58 22 28 9 17 ..... 20 14 12 18 47.4 -20 12
Wed Nov 22/Thu Nov 23 8080.8 3 43 19 17 27 18 49 5 37 6 59 22 31 9 21 ..... 21 03 19 19 37.1 -19 38
Thu Nov 23/Fri Nov 24 8081.8 3 47 16 17 27 18 49 5 38 7 00 22 35 9 26 ..... 21 55 27 20 26.6 -18 14
Fri Nov 24/Sat Nov 25 8082.8 3 51 12 17 27 18 49 5 38 7 00 22 39 9 31 ..... 22 48 36 21 15.7 -16 01
Sat Nov 25/Sun Nov 26 8083.8 3 55 09 17 26 18 48 5 39 7 01 22 43 9 35 ..... 23 43 45 22 04.5 -13 05
Sun Nov 26/Mon Nov 27 8084.8 3 59 05 17 26 18 48 5 40 7 02 22 47 9 40 ..... 0 39 55 22 53.4 - 9 31
Mon Nov 27/Tue Nov 28 8085.8 4 03 02 17 26 18 48 5 41 7 03 22 50 9 45 ..... 1 37 65 23 42.8 - 5 23
Tue Nov 28/Wed Nov 29 8086.8 4 06 58 17 26 18 48 5 41 7 04 22 54 9 49 ..... 2 37 75 0 33.3 - 0 53
Wed Nov 29/Thu Nov 30 8087.8 4 10 55 17 26 18 48 5 42 7 05 22 58 9 54 ..... 3 40 84 1 25.7 3 51
Thu Nov 30/Fri Dec 01 8088.8 4 14 52 17 26 18 48 5 43 7 06 23 02 9 59 ..... 4 45 92 2 20.7 8 31
***** 2017 DECEMBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 28, latitude (d.m) = 31 57.2
Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given
in Mountain time ( 7 hr W), for 500 m above surroundings, in standard time all year.
Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College.
Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: --------------
(2017 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Fri Dec 01/Sat Dec 02 8089.8 4 18 48 17 26 18 48 5 44 7 06 23 06 10 03 16 11 5 53 97 3 18.9 12 49
Sat Dec 02/Sun Dec 03 8090.8 4 22 45 17 26 18 48 5 44 7 07 23 10 10 08 16 58 7 03 100 4 20.3 16 20
Sun Dec 03/Mon Dec 04 8091.8 4 26 41 17 26 18 48 5 45 7 08 23 14 10 13 17 51 8 11 99 5 24.4 18 44
Mon Dec 04/Tue Dec 05 8092.8 4 30 38 17 26 18 49 5 46 7 09 23 18 10 17 18 49 ..... 96 6 29.8 19 44
Tue Dec 05/Wed Dec 06 8093.8 4 34 34 17 26 18 49 5 46 7 10 23 22 10 22 19 53 ..... 89 7 34.5 19 15
Wed Dec 06/Thu Dec 07 8094.8 4 38 31 17 26 18 49 5 47 7 10 23 26 10 27 20 58 ..... 81 8 36.9 17 25
Thu Dec 07/Fri Dec 08 8095.8 4 42 27 17 26 18 49 5 48 7 11 23 31 10 31 22 04 ..... 71 9 35.9 14 29
Fri Dec 08/Sat Dec 09 8096.8 4 46 24 17 26 18 49 5 48 7 12 23 35 10 36 23 08 ..... 60 10 31.1 10 49
Sat Dec 09/Sun Dec 10 8097.8 4 50 21 17 26 18 49 5 49 7 12 23 39 10 40 0 09 ..... 50 11 23.2 6 40
Sun Dec 10/Mon Dec 11 8098.8 4 54 17 17 26 18 50 5 50 7 13 23 43 10 45 1 08 ..... 39 12 12.6 2 20
Mon Dec 11/Tue Dec 12 8099.8 4 58 14 17 27 18 50 5 50 7 14 23 47 10 50 2 05 ..... 30 13 00.4 - 2 00
Tue Dec 12/Wed Dec 13 8100.8 5 02 10 17 27 18 50 5 51 7 15 23 52 10 54 3 01 ..... 21 13 47.3 - 6 09
Wed Dec 13/Thu Dec 14 8101.8 5 06 07 17 27 18 51 5 52 7 15 23 56 10 59 3 56 ..... 14 14 33.9 -10 00
Thu Dec 14/Fri Dec 15 8102.8 5 10 03 17 27 18 51 5 52 7 16 0 00 11 03 4 50 ..... 8 15 20.8 -13 23
Fri Dec 15/Sat Dec 16 8103.8 5 14 00 17 28 18 51 5 53 7 16 0 04 11 08 5 44 16 03 4 16 08.4 -16 12
Sat Dec 16/Sun Dec 17 8104.8 5 17 56 17 28 18 52 5 53 7 17 0 09 11 12 6 36 16 43 1 16 56.8 -18 21
Sun Dec 17/Mon Dec 18 8105.8 5 21 53 17 29 18 52 5 54 7 18 0 13 11 17 7 27 17 25 0 17 46.0 -19 43
Mon Dec 18/Tue Dec 19 8106.8 5 25 50 17 29 18 53 5 55 7 18 0 18 11 21 8 16 18 10 1 18 35.6 -20 15
Tue Dec 19/Wed Dec 20 8107.8 5 29 46 17 29 18 53 5 55 7 19 0 22 11 26 ..... 18 59 3 19 25.3 -19 56
Wed Dec 20/Thu Dec 21 8108.8 5 33 43 17 30 18 54 5 56 7 19 0 26 11 30 ..... 19 50 8 20 14.8 -18 45
Thu Dec 21/Fri Dec 22 8109.8 5 37 39 17 30 18 54 5 56 7 20 0 31 11 35 ..... 20 42 13 21 03.7 -16 47
Fri Dec 22/Sat Dec 23 8110.8 5 41 36 17 31 18 55 5 57 7 20 0 35 11 39 ..... 21 36 20 21 51.9 -14 05
Sat Dec 23/Sun Dec 24 8111.8 5 45 32 17 31 18 55 5 57 7 21 0 40 11 44 ..... 22 31 29 22 39.8 -10 45
Sun Dec 24/Mon Dec 25 8112.8 5 49 29 17 32 18 56 5 57 7 21 0 44 11 48 ..... 23 27 38 23 27.6 - 6 53
Mon Dec 25/Tue Dec 26 8113.8 5 53 25 17 33 18 56 5 58 7 21 0 49 11 52 ..... 0 24 48 0 15.9 - 2 38
Tue Dec 26/Wed Dec 27 8114.8 5 57 22 17 33 18 57 5 58 7 22 0 53 11 57 ..... 1 23 59 1 05.5 1 52
Wed Dec 27/Thu Dec 28 8115.8 6 01 19 17 34 18 57 5 59 7 22 0 58 12 01 ..... 2 25 69 1 57.2 6 26
Thu Dec 28/Fri Dec 29 8116.8 6 05 15 17 34 18 58 5 59 7 22 1 02 12 05 ..... 3 29 79 2 51.8 10 49
Fri Dec 29/Sat Dec 30 8117.8 6 09 12 17 35 18 59 5 59 7 23 1 07 12 09 ..... 4 36 88 3 49.9 14 41
Sat Dec 30/Sun Dec 31 8118.8 6 13 08 17 36 18 59 6 00 7 23 1 12 12 14 ..... 5 45 95 4 51.8 17 41
Sun Dec 31/Mon Jan 01 8119.8 6 17 05 17 37 19 00 6 00 7 23 1 16 12 18 16 28 6 52 99 5 56.5 19 28
Updated on February 1, 2021, 1:59 am