2031
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Wed Jan 01/Thu Jan 02 2868.8 6 20 30 17 38 19 00 6 00 7 22 1 20 12 22 ..... 2 19 66 1 49.5 14 24
Thu Jan 02/Fri Jan 03 2869.8 6 24 27 17 39 19 01 6 00 7 22 1 25 12 26 ..... 3 15 75 2 38.5 17 32
Fri Jan 03/Sat Jan 04 2870.8 6 28 23 17 40 19 02 6 01 7 22 1 29 12 30 ..... 4 09 83 3 28.6 19 51
Sat Jan 04/Sun Jan 05 2871.8 6 32 20 17 41 19 02 6 01 7 22 1 34 12 34 ..... 5 01 89 4 19.5 21 16
Sun Jan 05/Mon Jan 06 2872.8 6 36 16 17 41 19 03 6 01 7 23 1 39 12 38 ..... 5 50 94 5 11.0 21 43
Mon Jan 06/Tue Jan 07 2873.8 6 40 13 17 42 19 04 6 01 7 23 1 43 12 42 16 05 6 36 98 6 02.6 21 10
Tue Jan 07/Wed Jan 08 2874.8 6 44 10 17 43 19 05 6 01 7 23 1 48 12 46 16 58 7 18 100 6 53.6 19 38
Wed Jan 08/Thu Jan 09 2875.8 6 48 06 17 44 19 05 6 01 7 23 1 53 12 50 17 52 7 57 100 7 43.8 17 12
Thu Jan 09/Fri Jan 10 2876.8 6 52 03 17 45 19 06 6 01 7 23 1 57 12 54 18 47 ..... 98 8 32.8 14 00
Fri Jan 10/Sat Jan 11 2877.8 6 55 59 17 45 19 07 6 01 7 23 2 02 12 58 19 43 ..... 94 9 20.8 10 09
Sat Jan 11/Sun Jan 12 2878.8 6 59 56 17 46 19 08 6 01 7 23 2 07 13 02 20 38 ..... 88 10 08.0 5 49
Sun Jan 12/Mon Jan 13 2879.8 7 03 52 17 47 19 08 6 01 7 22 2 11 13 06 21 35 ..... 81 10 55.1 1 11
Mon Jan 13/Tue Jan 14 2880.8 7 07 49 17 48 19 09 6 01 7 22 2 16 13 10 22 32 ..... 72 11 42.8 - 3 34
Tue Jan 14/Wed Jan 15 2881.8 7 11 45 17 49 19 10 6 01 7 22 2 21 13 14 23 31 ..... 62 12 31.7 - 8 16
Wed Jan 15/Thu Jan 16 2882.8 7 15 42 17 50 19 11 6 01 7 22 2 26 13 18 0 32 ..... 52 13 22.8 -12 40
Thu Jan 16/Fri Jan 17 2883.8 7 19 39 17 51 19 11 6 01 7 22 2 30 13 22 1 35 ..... 41 14 16.8 -16 32
Fri Jan 17/Sat Jan 18 2884.8 7 23 35 17 52 19 12 6 01 7 21 2 35 13 26 2 40 ..... 30 15 14.0 -19 34
Sat Jan 18/Sun Jan 19 2885.8 7 27 32 17 52 19 13 6 01 7 21 2 40 13 29 3 46 ..... 20 16 14.4 -21 29
Sun Jan 19/Mon Jan 20 2886.8 7 31 28 17 53 19 14 6 01 7 21 2 44 13 33 4 49 ..... 12 17 16.9 -22 03
Mon Jan 20/Tue Jan 21 2887.8 7 35 25 17 54 19 15 6 00 7 21 2 49 13 37 5 48 ..... 5 18 20.2 -21 07
Tue Jan 21/Wed Jan 22 2888.8 7 39 21 17 55 19 15 6 00 7 20 2 54 13 40 6 41 16 38 1 19 22.5 -18 46
Wed Jan 22/Thu Jan 23 2889.8 7 43 18 17 56 19 16 6 00 7 20 2 59 13 44 7 28 17 48 0 20 22.5 -15 12
Thu Jan 23/Fri Jan 24 2890.8 7 47 14 17 57 19 17 6 00 7 19 3 03 13 48 8 09 18 58 2 21 19.5 -10 45
Fri Jan 24/Sat Jan 25 2891.8 7 51 11 17 58 19 18 5 59 7 19 3 08 13 51 ..... 20 05 6 22 13.8 - 5 48
Sat Jan 25/Sun Jan 26 2892.8 7 55 08 17 59 19 18 5 59 7 18 3 13 13 55 ..... 21 09 12 23 05.6 - 0 41
Sun Jan 26/Mon Jan 27 2893.8 7 59 04 18 00 19 19 5 59 7 18 3 18 13 59 ..... 22 11 20 23 55.9 4 17
Mon Jan 27/Tue Jan 28 2894.8 8 03 01 18 01 19 20 5 58 7 17 3 22 14 02 ..... 23 11 29 0 45.2 8 54
Tue Jan 28/Wed Jan 29 2895.8 8 06 57 18 02 19 21 5 58 7 17 3 27 14 06 ..... 0 10 39 1 34.3 12 58
Wed Jan 29/Thu Jan 30 2896.8 8 10 54 18 02 19 22 5 57 7 16 3 32 14 09 ..... 1 06 49 2 23.6 16 22
Thu Jan 30/Fri Jan 31 2897.8 8 14 50 18 03 19 22 5 57 7 16 3 37 14 13 ..... 2 02 59 3 13.6 18 58
Fri Jan 31/Sat Feb 01 2898.8 8 18 47 18 04 19 23 5 56 7 15 3 41 14 16 ..... 2 55 68 4 04.2 20 41
***** 2031 FEBRUARY *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sat Feb 01/Sun Feb 02 2899.8 8 22 43 18 05 19 24 5 56 7 14 3 46 14 19 ..... 3 45 76 4 55.3 21 27
Sun Feb 02/Mon Feb 03 2900.8 8 26 40 18 06 19 25 5 55 7 14 3 51 14 23 ..... 4 32 84 5 46.6 21 15
Mon Feb 03/Tue Feb 04 2901.8 8 30 37 18 07 19 26 5 55 7 13 3 55 14 26 ..... 5 16 90 6 37.7 20 03
Tue Feb 04/Wed Feb 05 2902.8 8 34 33 18 08 19 26 5 54 7 12 4 00 14 29 ..... 5 56 95 7 28.2 17 56
Wed Feb 05/Thu Feb 06 2903.8 8 38 30 18 09 19 27 5 53 7 12 4 05 14 33 16 40 6 33 98 8 17.9 14 58
Thu Feb 06/Fri Feb 07 2904.8 8 42 26 18 10 19 28 5 53 7 11 4 10 14 36 17 36 7 08 100 9 06.7 11 18
Fri Feb 07/Sat Feb 08 2905.8 8 46 23 18 11 19 29 5 52 7 10 4 14 14 39 18 32 7 41 99 9 54.8 7 05
Sat Feb 08/Sun Feb 09 2906.8 8 50 19 18 11 19 30 5 51 7 09 4 19 14 43 19 29 ..... 97 10 42.7 2 29
Sun Feb 09/Mon Feb 10 2907.8 8 54 16 18 12 19 30 5 51 7 08 4 24 14 46 20 27 ..... 92 11 30.9 - 2 18
Mon Feb 10/Tue Feb 11 2908.8 8 58 12 18 13 19 31 5 50 7 08 4 29 14 49 21 26 ..... 85 12 20.1 - 7 03
Tue Feb 11/Wed Feb 12 2909.8 9 02 09 18 14 19 32 5 49 7 07 4 33 14 52 22 26 ..... 77 13 10.9 -11 33
Wed Feb 12/Thu Feb 13 2910.8 9 06 06 18 15 19 33 5 48 7 06 4 38 14 55 23 28 ..... 67 14 04.0 -15 32
Thu Feb 13/Fri Feb 14 2911.8 9 10 02 18 16 19 33 5 47 7 05 4 43 14 58 0 31 ..... 57 14 59.6 -18 45
Fri Feb 14/Sat Feb 15 2912.8 9 13 59 18 17 19 34 5 47 7 04 4 47 15 01 1 34 ..... 45 15 57.8 -20 58
Sat Feb 15/Sun Feb 16 2913.8 9 17 55 18 17 19 35 5 46 7 03 4 52 15 05 2 36 ..... 34 16 58.1 -21 56
Sun Feb 16/Mon Feb 17 2914.8 9 21 52 18 18 19 36 5 45 7 02 4 57 15 08 3 35 ..... 24 17 59.3 -21 31
Mon Feb 17/Tue Feb 18 2915.8 9 25 48 18 19 19 36 5 44 7 01 5 02 15 11 4 28 ..... 15 19 00.2 -19 45
Tue Feb 18/Wed Feb 19 2916.8 9 29 45 18 20 19 37 5 43 7 00 5 06 15 14 5 17 ..... 8 19 59.6 -16 44
Wed Feb 19/Thu Feb 20 2917.8 9 33 41 18 21 19 38 5 42 6 59 5 11 15 17 6 00 16 35 3 20 56.8 -12 44
Thu Feb 20/Fri Feb 21 2918.8 9 37 38 18 22 19 39 5 41 6 58 5 16 15 20 6 40 17 42 0 21 51.7 - 8 03
Fri Feb 21/Sat Feb 22 2919.8 9 41 35 18 22 19 39 5 40 6 57 5 20 15 23 7 17 18 48 1 22 44.6 - 3 01
Sat Feb 22/Sun Feb 23 2920.8 9 45 31 18 23 19 40 5 39 6 56 5 25 15 25 ..... 19 52 3 23 35.9 2 02
Sun Feb 23/Mon Feb 24 2921.8 9 49 28 18 24 19 41 5 38 6 55 5 30 15 28 ..... 20 54 8 0 26.3 6 50
Mon Feb 24/Tue Feb 25 2922.8 9 53 24 18 25 19 42 5 37 6 54 5 34 15 31 ..... 21 54 15 1 16.3 11 11
Tue Feb 25/Wed Feb 26 2923.8 9 57 21 18 26 19 42 5 36 6 53 5 39 15 34 ..... 22 53 23 2 06.3 14 52
Wed Feb 26/Thu Feb 27 2924.8 10 01 17 18 26 19 43 5 35 6 51 5 44 15 37 ..... 23 50 32 2 56.7 17 47
Thu Feb 27/Fri Feb 28 2925.8 10 05 14 18 27 19 44 5 34 6 50 5 48 15 40 ..... 0 45 41 3 47.4 19 50
Fri Feb 28/Sat Mar 01 2926.8 10 09 10 18 28 19 45 5 33 6 49 5 53 15 43 ..... 1 37 50 4 38.5 20 56
***** 2031 MARCH *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sat Mar 01/Sun Mar 02 2927.8 10 13 07 18 29 19 45 5 31 6 48 5 58 15 45 ..... 2 25 60 5 29.6 21 03
Sun Mar 02/Mon Mar 03 2928.8 10 17 04 18 29 19 46 5 30 6 47 6 02 15 48 ..... 3 10 69 6 20.5 20 13
Mon Mar 03/Tue Mar 04 2929.8 10 21 00 18 30 19 47 5 29 6 46 6 07 15 51 ..... 3 52 77 7 10.8 18 27
Tue Mar 04/Wed Mar 05 2930.8 10 24 57 18 31 19 48 5 28 6 44 6 12 15 54 ..... 4 30 85 8 00.4 15 50
Wed Mar 05/Thu Mar 06 2931.8 10 28 53 18 32 19 48 5 27 6 43 6 17 15 57 ..... 5 06 91 8 49.4 12 27
Thu Mar 06/Fri Mar 07 2932.8 10 32 50 18 32 19 49 5 26 6 42 6 21 15 59 ..... 5 40 96 9 38.0 8 26
Fri Mar 07/Sat Mar 08 2933.8 10 36 46 18 33 19 50 5 24 6 41 6 26 16 02 17 19 6 13 99 10 26.5 3 56
Sat Mar 08/Sun Mar 09 2934.8 10 40 43 18 34 19 51 5 23 6 40 6 31 16 05 18 18 6 47 100 11 15.4 - 0 50
Sun Mar 09/Mon Mar 10 2935.8 10 44 39 18 35 19 51 5 22 6 38 6 35 16 07 19 17 7 21 98 12 05.4 - 5 40
Mon Mar 10/Tue Mar 11 2936.8 10 48 36 18 35 19 52 5 21 6 37 6 40 16 10 20 18 ..... 95 12 56.9 -10 20
Tue Mar 11/Wed Mar 12 2937.8 10 52 33 18 36 19 53 5 19 6 36 6 45 16 13 21 20 ..... 89 13 50.5 -14 32
Wed Mar 12/Thu Mar 13 2938.8 10 56 29 18 37 19 53 5 18 6 35 6 49 16 15 22 24 ..... 81 14 46.5 -17 59
Thu Mar 13/Fri Mar 14 2939.8 11 00 26 18 38 19 54 5 17 6 33 6 54 16 18 23 28 ..... 71 15 44.8 -20 27
Fri Mar 14/Sat Mar 15 2940.8 11 04 22 18 38 19 55 5 15 6 32 6 59 16 21 0 30 ..... 60 16 44.6 -21 42
Sat Mar 15/Sun Mar 16 2941.8 11 08 19 18 39 19 56 5 14 6 31 7 03 16 23 1 28 ..... 49 17 45.2 -21 37
Sun Mar 16/Mon Mar 17 2942.8 11 12 15 18 40 19 56 5 13 6 30 7 08 16 26 2 22 ..... 38 18 45.1 -20 13
Mon Mar 17/Tue Mar 18 2943.8 11 16 12 18 40 19 57 5 11 6 28 7 13 16 29 3 11 ..... 27 19 43.6 -17 36
Tue Mar 18/Wed Mar 19 2944.8 11 20 08 18 41 19 58 5 10 6 27 7 17 16 31 3 55 ..... 18 20 40.0 -14 00
Wed Mar 19/Thu Mar 20 2945.8 11 24 05 18 42 19 59 5 09 6 26 7 22 16 34 4 35 ..... 10 21 34.2 - 9 39
Thu Mar 20/Fri Mar 21 2946.8 11 28 02 18 42 20 00 5 07 6 24 7 27 16 36 5 13 ..... 4 22 26.6 - 4 52
Fri Mar 21/Sat Mar 22 2947.8 11 31 58 18 43 20 00 5 06 6 23 7 32 16 39 5 49 17 35 1 23 17.7 0 05
Sat Mar 22/Sun Mar 23 2948.8 11 35 55 18 44 20 01 5 05 6 22 7 36 16 41 6 24 18 37 0 0 08.0 4 55
Sun Mar 23/Mon Mar 24 2949.8 11 39 51 18 45 20 02 5 03 6 21 7 41 16 44 7 00 19 38 1 0 58.0 9 23
Mon Mar 24/Tue Mar 25 2950.8 11 43 48 18 45 20 03 5 02 6 19 7 46 16 47 ..... 20 38 5 1 48.2 13 19
Tue Mar 25/Wed Mar 26 2951.8 11 47 44 18 46 20 03 5 01 6 18 7 50 16 49 ..... 21 37 10 2 38.8 16 31
Wed Mar 26/Thu Mar 27 2952.8 11 51 41 18 47 20 04 4 59 6 17 7 55 16 52 ..... 22 33 17 3 29.8 18 52
Thu Mar 27/Fri Mar 28 2953.8 11 55 37 18 47 20 05 4 58 6 15 8 00 16 54 ..... 23 27 25 4 21.1 20 17
Fri Mar 28/Sat Mar 29 2954.8 11 59 34 18 48 20 06 4 56 6 14 8 05 16 57 ..... 0 17 33 5 12.2 20 45
Sat Mar 29/Sun Mar 30 2955.8 12 03 31 18 49 20 07 4 55 6 13 8 09 16 59 ..... 1 04 42 6 03.0 20 14
Sun Mar 30/Mon Mar 31 2956.8 12 07 27 18 49 20 07 4 54 6 12 8 14 17 02 ..... 1 47 52 6 53.1 18 48
Mon Mar 31/Tue Apr 01 2957.8 12 11 24 18 50 20 08 4 52 6 10 8 19 17 04 ..... 2 26 61 7 42.4 16 31
***** 2031 APRIL *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Tue Apr 01/Wed Apr 02 2958.8 12 15 20 18 51 20 09 4 51 6 09 8 24 17 07 ..... 3 02 71 8 31.0 13 28
Wed Apr 02/Thu Apr 03 2959.8 12 19 17 18 51 20 10 4 49 6 08 8 28 17 09 ..... 3 37 79 9 19.1 9 45
Thu Apr 03/Fri Apr 04 2960.8 12 23 13 18 52 20 11 4 48 6 07 8 33 17 12 ..... 4 10 87 10 07.2 5 30
Fri Apr 04/Sat Apr 05 2961.8 12 27 10 18 53 20 11 4 47 6 05 8 38 17 14 ..... 4 44 93 10 55.8 0 52
Sat Apr 05/Sun Apr 06 2962.8 12 31 06 18 53 20 12 4 45 6 04 8 43 17 17 17 03 5 18 97 11 45.7 - 3 58
Sun Apr 06/Mon Apr 07 2963.8 12 35 03 18 54 20 13 4 44 6 03 8 48 17 20 18 04 5 55 100 12 37.4 - 8 45
Mon Apr 07/Tue Apr 08 2964.8 12 39 00 18 55 20 14 4 42 6 02 8 52 17 22 19 07 6 35 99 13 31.4 -13 12
Tue Apr 08/Wed Apr 09 2965.8 12 42 56 18 55 20 15 4 41 6 00 8 57 17 25 20 12 ..... 97 14 28.3 -17 01
Wed Apr 09/Thu Apr 10 2966.8 12 46 53 18 56 20 16 4 39 5 59 9 02 17 27 21 17 ..... 91 15 27.7 -19 51
Thu Apr 10/Fri Apr 11 2967.8 12 50 49 18 57 20 17 4 38 5 58 9 07 17 30 22 22 ..... 84 16 28.9 -21 28
Fri Apr 11/Sat Apr 12 2968.8 12 54 46 18 58 20 18 4 37 5 57 9 12 17 32 23 23 ..... 74 17 30.8 -21 43
Sat Apr 12/Sun Apr 13 2969.8 12 58 42 18 58 20 18 4 35 5 55 9 17 17 35 0 19 ..... 64 18 31.9 -20 35
Sun Apr 13/Mon Apr 14 2970.8 13 02 39 18 59 20 19 4 34 5 54 9 21 17 37 1 09 ..... 52 19 31.1 -18 12
Mon Apr 14/Tue Apr 15 2971.8 13 06 35 19 00 20 20 4 32 5 53 9 26 17 40 1 54 ..... 41 20 27.8 -14 49
Tue Apr 15/Wed Apr 16 2972.8 13 10 32 19 00 20 21 4 31 5 52 9 31 17 42 2 35 ..... 30 21 21.9 -10 41
Wed Apr 16/Thu Apr 17 2973.8 13 14 29 19 01 20 22 4 30 5 51 9 36 17 45 3 12 ..... 21 22 13.8 - 6 05
Thu Apr 17/Fri Apr 18 2974.8 13 18 25 19 02 20 23 4 28 5 50 9 41 17 47 3 47 ..... 13 23 04.2 - 1 17
Fri Apr 18/Sat Apr 19 2975.8 13 22 22 19 02 20 24 4 27 5 48 9 46 17 50 4 22 ..... 6 23 53.7 3 29
Sat Apr 19/Sun Apr 20 2976.8 13 26 18 19 03 20 25 4 26 5 47 9 51 17 53 4 58 17 26 2 0 43.0 7 59
Sun Apr 20/Mon Apr 21 2977.8 13 30 15 19 04 20 26 4 24 5 46 9 55 17 55 5 35 18 26 0 1 32.6 12 01
Mon Apr 21/Tue Apr 22 2978.8 13 34 11 19 05 20 27 4 23 5 45 10 00 17 58 6 14 19 24 0 2 22.7 15 24
Tue Apr 22/Wed Apr 23 2979.8 13 38 08 19 05 20 28 4 22 5 44 10 05 18 00 ..... 20 22 2 3 13.5 18 00
Wed Apr 23/Thu Apr 24 2980.8 13 42 04 19 06 20 29 4 20 5 43 10 10 18 03 ..... 21 17 6 4 04.6 19 43
Thu Apr 24/Fri Apr 25 2981.8 13 46 01 19 07 20 30 4 19 5 42 10 15 18 06 ..... 22 09 12 4 55.9 20 28
Fri Apr 25/Sat Apr 26 2982.8 13 49 58 19 07 20 31 4 18 5 41 10 20 18 08 ..... 22 57 19 5 46.7 20 15
Sat Apr 26/Sun Apr 27 2983.8 13 53 54 19 08 20 32 4 16 5 40 10 25 18 11 ..... 23 41 26 6 36.8 19 07
Sun Apr 27/Mon Apr 28 2984.8 13 57 51 19 09 20 33 4 15 5 39 10 30 18 14 ..... 0 22 35 7 25.8 17 07
Mon Apr 28/Tue Apr 29 2985.8 14 01 47 19 09 20 33 4 14 5 38 10 35 18 16 ..... 0 59 45 8 13.9 14 22
Tue Apr 29/Wed Apr 30 2986.8 14 05 44 19 10 20 34 4 13 5 37 10 40 18 19 ..... 1 34 54 9 01.3 10 56
Wed Apr 30/Thu May 01 2987.8 14 09 40 19 11 20 35 4 11 5 36 10 45 18 22 ..... 2 07 64 9 48.4 6 58
***** 2031 MAY *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Thu May 01/Fri May 02 2988.8 14 13 37 19 12 20 36 4 10 5 35 10 50 18 24 ..... 2 40 73 10 35.8 2 34
Fri May 02/Sat May 03 2989.8 14 17 33 19 12 20 37 4 09 5 34 10 54 18 27 ..... 3 13 82 11 24.3 - 2 07
Sat May 03/Sun May 04 2990.8 14 21 30 19 13 20 38 4 08 5 33 10 59 18 30 ..... 3 49 90 12 14.6 - 6 53
Sun May 04/Mon May 05 2991.8 14 25 27 19 14 20 39 4 06 5 32 11 04 18 33 ..... 4 27 95 13 07.6 -11 29
Mon May 05/Tue May 06 2992.8 14 29 23 19 15 20 40 4 05 5 31 11 09 18 35 17 53 5 10 99 14 03.8 -15 37
Tue May 06/Wed May 07 2993.8 14 33 20 19 15 20 41 4 04 5 30 11 14 18 38 18 59 5 59 100 15 03.3 -18 56
Wed May 07/Thu May 08 2994.8 14 37 16 19 16 20 42 4 03 5 30 11 19 18 41 20 06 ..... 98 16 05.7 -21 06
Thu May 08/Fri May 09 2995.8 14 41 13 19 17 20 43 4 02 5 29 11 24 18 44 21 11 ..... 93 17 09.7 -21 51
Fri May 09/Sat May 10 2996.8 14 45 09 19 17 20 44 4 01 5 28 11 29 18 47 22 11 ..... 86 18 13.5 -21 06
Sat May 10/Sun May 11 2997.8 14 49 06 19 18 20 45 4 00 5 27 11 34 18 50 23 05 ..... 77 19 15.4 -18 59
Sun May 11/Mon May 12 2998.8 14 53 02 19 19 20 46 3 59 5 26 11 39 18 52 23 53 ..... 66 20 14.3 -15 44
Mon May 12/Tue May 13 2999.8 14 56 59 19 20 20 47 3 58 5 26 11 44 18 55 0 35 ..... 55 21 10.1 -11 40
Tue May 13/Wed May 14 3000.8 15 00 56 19 20 20 48 3 57 5 25 11 49 18 58 1 13 ..... 44 22 03.0 - 7 06
Wed May 14/Thu May 15 3001.8 15 04 52 19 21 20 49 3 56 5 24 11 54 19 01 1 49 ..... 33 22 53.7 - 2 19
Thu May 15/Fri May 16 3002.8 15 08 49 19 22 20 50 3 55 5 24 11 59 19 04 2 24 ..... 24 23 43.1 2 26
Fri May 16/Sat May 17 3003.8 15 12 45 19 22 20 51 3 54 5 23 12 04 19 07 2 58 ..... 15 0 31.9 6 57
Sat May 17/Sun May 18 3004.8 15 16 42 19 23 20 52 3 53 5 22 12 09 19 10 3 34 ..... 9 1 20.7 11 03
Sun May 18/Mon May 19 3005.8 15 20 38 19 24 20 53 3 52 5 22 12 14 19 13 4 12 ..... 4 2 10.1 14 33
Mon May 19/Tue May 20 3006.8 15 24 35 19 24 20 54 3 51 5 21 12 18 19 16 4 52 18 13 1 3 00.1 17 20
Tue May 20/Wed May 21 3007.8 15 28 31 19 25 20 55 3 50 5 21 12 23 19 20 5 36 19 09 0 3 50.8 19 16
Wed May 21/Thu May 22 3008.8 15 32 28 19 26 20 56 3 50 5 20 12 28 19 23 6 23 20 02 1 4 41.8 20 16
Thu May 22/Fri May 23 3009.8 15 36 25 19 26 20 57 3 49 5 20 12 33 19 26 ..... 20 52 4 5 32.6 20 19
Fri May 23/Sat May 24 3010.8 15 40 21 19 27 20 58 3 48 5 19 12 38 19 29 ..... 21 38 8 6 22.7 19 26
Sat May 24/Sun May 25 3011.8 15 44 18 19 28 20 59 3 47 5 19 12 43 19 32 ..... 22 19 14 7 11.8 17 41
Sun May 25/Mon May 26 3012.8 15 48 14 19 28 21 00 3 47 5 18 12 48 19 36 ..... 22 58 21 7 59.8 15 10
Mon May 26/Tue May 27 3013.8 15 52 11 19 29 21 01 3 46 5 18 12 52 19 39 ..... 23 33 29 8 46.7 11 58
Tue May 27/Wed May 28 3014.8 15 56 07 19 30 21 02 3 45 5 17 12 57 19 42 ..... 0 06 38 9 33.0 8 14
Wed May 28/Thu May 29 3015.8 16 00 04 19 30 21 02 3 45 5 17 13 02 19 46 ..... 0 39 48 10 19.1 4 04
Thu May 29/Fri May 30 3016.8 16 04 00 19 31 21 03 3 44 5 17 13 07 19 49 ..... 1 11 58 11 05.8 - 0 24
Fri May 30/Sat May 31 3017.8 16 07 57 19 32 21 04 3 44 5 16 13 12 19 52 ..... 1 44 68 11 54.0 - 5 01
Sat May 31/Sun Jun 01 3018.8 16 11 54 19 32 21 05 3 43 5 16 13 16 19 56 ..... 2 20 77 12 44.4 - 9 36
***** 2031 JUNE *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sun Jun 01/Mon Jun 02 3019.8 16 15 50 19 33 21 06 3 43 5 16 13 21 19 59 ..... 3 00 86 13 38.1 -13 54
Mon Jun 02/Tue Jun 03 3020.8 16 19 47 19 33 21 06 3 42 5 16 13 26 20 03 ..... 3 45 93 14 35.5 -17 36
Tue Jun 03/Wed Jun 04 3021.8 16 23 43 19 34 21 07 3 42 5 15 13 30 20 06 17 44 4 37 98 15 36.7 -20 20
Wed Jun 04/Thu Jun 05 3022.8 16 27 40 19 34 21 08 3 42 5 15 13 35 20 10 18 51 5 36 100 16 41.0 -21 46
Thu Jun 05/Fri Jun 06 3023.8 16 31 36 19 35 21 09 3 41 5 15 13 40 20 14 19 55 ..... 99 17 46.6 -21 41
Fri Jun 06/Sat Jun 07 3024.8 16 35 33 19 35 21 09 3 41 5 15 13 44 20 17 20 54 ..... 95 18 51.6 -20 03
Sat Jun 07/Sun Jun 08 3025.8 16 39 29 19 36 21 10 3 41 5 15 13 49 20 21 21 46 ..... 88 19 54.0 -17 05
Sun Jun 08/Mon Jun 09 3026.8 16 43 26 19 36 21 11 3 41 5 15 13 53 20 25 22 32 ..... 79 20 53.1 -13 06
Mon Jun 09/Tue Jun 10 3027.8 16 47 23 19 37 21 11 3 40 5 15 13 58 20 28 23 13 ..... 69 21 48.7 - 8 29
Tue Jun 10/Wed Jun 11 3028.8 16 51 19 19 37 21 12 3 40 5 15 14 03 20 32 23 50 ..... 58 22 41.5 - 3 35
Wed Jun 11/Thu Jun 12 3029.8 16 55 16 19 38 21 12 3 40 5 15 14 07 20 36 0 26 ..... 47 23 32.2 1 18
Thu Jun 12/Fri Jun 13 3030.8 16 59 12 19 38 21 13 3 40 5 15 14 11 20 40 1 01 ..... 37 0 21.6 5 57
Fri Jun 13/Sat Jun 14 3031.8 17 03 09 19 38 21 13 3 40 5 15 14 16 20 44 1 36 ..... 27 1 10.6 10 10
Sat Jun 14/Sun Jun 15 3032.8 17 07 05 19 39 21 14 3 40 5 15 14 20 20 48 2 12 ..... 19 1 59.7 13 49
Sun Jun 15/Mon Jun 16 3033.8 17 11 02 19 39 21 14 3 40 5 15 14 25 20 52 2 52 ..... 12 2 49.3 16 45
Mon Jun 16/Tue Jun 17 3034.8 17 14 58 19 39 21 14 3 40 5 15 14 29 20 56 3 34 ..... 6 3 39.5 18 52
Tue Jun 17/Wed Jun 18 3035.8 17 18 55 19 40 21 15 3 40 5 15 14 33 21 00 4 19 17 57 2 4 30.1 20 06
Wed Jun 18/Thu Jun 19 3036.8 17 22 52 19 40 21 15 3 40 5 15 14 37 21 04 5 08 18 48 0 5 20.7 20 23
Thu Jun 19/Fri Jun 20 3037.8 17 26 48 19 40 21 15 3 41 5 16 14 42 21 08 5 59 19 35 0 6 10.9 19 44
Fri Jun 20/Sat Jun 21 3038.8 17 30 45 19 40 21 16 3 41 5 16 14 46 21 12 ..... 20 18 2 7 00.1 18 13
Sat Jun 21/Sun Jun 22 3039.8 17 34 41 19 41 21 16 3 41 5 16 14 50 21 16 ..... 20 58 5 7 48.2 15 53
Sun Jun 22/Mon Jun 23 3040.8 17 38 38 19 41 21 16 3 41 5 16 14 54 21 20 ..... 21 34 10 8 35.2 12 53
Mon Jun 23/Tue Jun 24 3041.8 17 42 34 19 41 21 16 3 41 5 17 14 58 21 25 ..... 22 08 16 9 21.2 9 20
Tue Jun 24/Wed Jun 25 3042.8 17 46 31 19 41 21 16 3 42 5 17 15 02 21 29 ..... 22 40 24 10 06.6 5 20
Wed Jun 25/Thu Jun 26 3043.8 17 50 27 19 41 21 16 3 42 5 17 15 06 21 33 ..... 23 12 33 10 52.2 1 03
Thu Jun 26/Fri Jun 27 3044.8 17 54 24 19 41 21 16 3 43 5 17 15 10 21 38 ..... 23 44 42 11 38.5 - 3 25
Fri Jun 27/Sat Jun 28 3045.8 17 58 21 19 42 21 16 3 43 5 18 15 14 21 42 ..... 0 17 52 12 26.6 - 7 54
Sat Jun 28/Sun Jun 29 3046.8 18 02 17 19 42 21 16 3 43 5 18 15 18 21 46 ..... 0 54 63 13 17.2 -12 11
Sun Jun 29/Mon Jun 30 3047.8 18 06 14 19 42 21 16 3 44 5 19 15 22 21 51 ..... 1 35 73 14 11.2 -16 03
Mon Jun 30/Tue Jul 01 3048.8 18 10 10 19 42 21 16 3 44 5 19 15 26 21 55 ..... 2 22 83 15 09.1 -19 10
***** 2031 JULY *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Tue Jul 01/Wed Jul 02 3049.8 18 14 07 19 42 21 16 3 45 5 19 15 30 22 00 ..... 3 16 91 16 10.8 -21 13
Wed Jul 02/Thu Jul 03 3050.8 18 18 03 19 42 21 16 3 46 5 20 15 33 22 04 17 34 4 18 97 17 15.4 -21 53
Thu Jul 03/Fri Jul 04 3051.8 18 22 00 19 41 21 16 3 46 5 20 15 37 22 09 18 36 5 25 100 18 21.2 -21 00
Fri Jul 04/Sat Jul 05 3052.8 18 25 56 19 41 21 15 3 47 5 21 15 41 22 13 19 32 ..... 100 19 26.0 -18 37
Sat Jul 05/Sun Jul 06 3053.8 18 29 53 19 41 21 15 3 47 5 21 15 45 22 18 20 23 ..... 96 20 28.4 -14 58
Sun Jul 06/Mon Jul 07 3054.8 18 33 50 19 41 21 15 3 48 5 22 15 48 22 22 21 07 ..... 90 21 27.5 -10 27
Mon Jul 07/Tue Jul 08 3055.8 18 37 46 19 41 21 14 3 49 5 22 15 52 22 27 21 48 ..... 82 22 23.4 - 5 27
Tue Jul 08/Wed Jul 09 3056.8 18 41 43 19 41 21 14 3 49 5 23 15 55 22 32 22 25 ..... 73 23 16.7 - 0 21
Wed Jul 09/Thu Jul 10 3057.8 18 45 39 19 40 21 14 3 50 5 23 15 59 22 36 23 01 ..... 62 0 08.1 4 33
Thu Jul 10/Fri Jul 11 3058.8 18 49 36 19 40 21 13 3 51 5 24 16 02 22 41 23 37 ..... 52 0 58.5 9 01
Fri Jul 11/Sat Jul 12 3059.8 18 53 32 19 40 21 13 3 52 5 24 16 06 22 46 0 14 ..... 41 1 48.5 12 54
Sat Jul 12/Sun Jul 13 3060.8 18 57 29 19 40 21 12 3 52 5 25 16 09 22 51 0 52 ..... 32 2 38.5 16 04
Sun Jul 13/Mon Jul 14 3061.8 19 01 25 19 39 21 12 3 53 5 25 16 13 22 55 1 33 ..... 23 3 28.8 18 24
Mon Jul 14/Tue Jul 15 3062.8 19 05 22 19 39 21 11 3 54 5 26 16 16 23 00 2 17 ..... 15 4 19.3 19 51
Tue Jul 15/Wed Jul 16 3063.8 19 09 19 19 39 21 10 3 55 5 27 16 19 23 05 3 05 ..... 9 5 09.9 20 22
Wed Jul 16/Thu Jul 17 3064.8 19 13 15 19 38 21 10 3 56 5 27 16 22 23 10 3 55 17 33 5 6 00.0 19 58
Thu Jul 17/Fri Jul 18 3065.8 19 17 12 19 38 21 09 3 57 5 28 16 26 23 14 4 47 18 17 2 6 49.4 18 39
Fri Jul 18/Sat Jul 19 3066.8 19 21 08 19 37 21 08 3 57 5 28 16 29 23 19 5 40 18 58 0 7 37.8 16 33
Sat Jul 19/Sun Jul 20 3067.8 19 25 05 19 37 21 08 3 58 5 29 16 32 23 24 ..... 19 36 1 8 25.1 13 43
Sun Jul 20/Mon Jul 21 3068.8 19 29 01 19 36 21 07 3 59 5 30 16 35 23 29 ..... 20 10 3 9 11.3 10 18
Mon Jul 21/Tue Jul 22 3069.8 19 32 58 19 36 21 06 4 00 5 30 16 38 23 34 ..... 20 43 7 9 56.8 6 26
Tue Jul 22/Wed Jul 23 3070.8 19 36 54 19 35 21 05 4 01 5 31 16 42 23 39 ..... 21 15 12 10 42.0 2 15
Wed Jul 23/Thu Jul 24 3071.8 19 40 51 19 34 21 04 4 02 5 32 16 45 23 43 ..... 21 47 19 11 27.6 - 2 07
Thu Jul 24/Fri Jul 25 3072.8 19 44 48 19 34 21 03 4 03 5 32 16 48 23 48 ..... 22 19 28 12 14.3 - 6 30
Fri Jul 25/Sat Jul 26 3073.8 19 48 44 19 33 21 02 4 04 5 33 16 51 23 53 ..... 22 54 37 13 02.9 -10 44
Sat Jul 26/Sun Jul 27 3074.8 19 52 41 19 33 21 02 4 05 5 34 16 54 23 58 ..... 23 32 48 13 54.1 -14 37
Sun Jul 27/Mon Jul 28 3075.8 19 56 37 19 32 21 01 4 06 5 34 16 57 0 03 ..... 0 15 59 14 48.5 -17 54
Mon Jul 28/Tue Jul 29 3076.8 20 00 34 19 31 21 00 4 07 5 35 17 00 0 08 ..... 1 04 70 15 46.6 -20 19
Tue Jul 29/Wed Jul 30 3077.8 20 04 30 19 30 20 59 4 07 5 36 17 03 0 13 ..... 2 00 80 16 47.9 -21 34
Wed Jul 30/Thu Jul 31 3078.8 20 08 27 19 30 20 58 4 08 5 36 17 06 0 18 ..... 3 03 88 17 51.5 -21 25
Thu Jul 31/Fri Aug 01 3079.8 20 12 23 19 29 20 57 4 09 5 37 17 08 0 22 ..... 4 10 95 18 55.8 -19 47
***** 2031 AUGUST *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Fri Aug 01/Sat Aug 02 3080.8 20 16 20 19 28 20 55 4 10 5 38 17 11 0 27 18 09 5 21 99 19 59.1 -16 46
Sat Aug 02/Sun Aug 03 3081.8 20 20 17 19 27 20 54 4 11 5 38 17 14 0 32 18 57 6 31 100 21 00.2 -12 38
Sun Aug 03/Mon Aug 04 3082.8 20 24 13 19 27 20 53 4 12 5 39 17 17 0 37 19 40 ..... 98 21 58.7 - 7 46
Mon Aug 04/Tue Aug 05 3083.8 20 28 10 19 26 20 52 4 13 5 40 17 20 0 42 20 20 ..... 93 22 54.7 - 2 34
Tue Aug 05/Wed Aug 06 3084.8 20 32 06 19 25 20 51 4 14 5 40 17 22 0 47 20 58 ..... 85 23 48.7 2 35
Wed Aug 06/Thu Aug 07 3085.8 20 36 03 19 24 20 50 4 15 5 41 17 25 0 52 21 35 ..... 77 0 41.2 7 23
Thu Aug 07/Fri Aug 08 3086.8 20 39 59 19 23 20 49 4 16 5 42 17 28 0 57 22 12 ..... 67 1 33.0 11 36
Fri Aug 08/Sat Aug 09 3087.8 20 43 56 19 22 20 47 4 17 5 42 17 31 1 02 22 51 ..... 57 2 24.4 15 05
Sat Aug 09/Sun Aug 10 3088.8 20 47 52 19 21 20 46 4 18 5 43 17 33 1 07 23 32 ..... 47 3 15.7 17 44
Sun Aug 10/Mon Aug 11 3089.8 20 51 49 19 20 20 45 4 19 5 44 17 36 1 11 0 15 ..... 37 4 06.9 19 27
Mon Aug 11/Tue Aug 12 3090.8 20 55 46 19 19 20 44 4 20 5 44 17 39 1 16 1 02 ..... 28 4 57.9 20 14
Tue Aug 12/Wed Aug 13 3091.8 20 59 42 19 18 20 42 4 21 5 45 17 41 1 21 1 51 ..... 20 5 48.4 20 04
Wed Aug 13/Thu Aug 14 3092.8 21 03 39 19 17 20 41 4 22 5 46 17 44 1 26 2 42 ..... 13 6 38.1 19 00
Thu Aug 14/Fri Aug 15 3093.8 21 07 35 19 16 20 40 4 23 5 46 17 47 1 31 3 35 ..... 8 7 26.8 17 06
Fri Aug 15/Sat Aug 16 3094.8 21 11 32 19 15 20 38 4 23 5 47 17 49 1 36 4 29 17 36 3 8 14.5 14 29
Sat Aug 16/Sun Aug 17 3095.8 21 15 28 19 14 20 37 4 24 5 48 17 52 1 41 5 23 18 12 1 9 01.1 11 13
Sun Aug 17/Mon Aug 18 3096.8 21 19 25 19 13 20 36 4 25 5 48 17 55 1 45 6 17 18 45 0 9 47.0 7 28
Mon Aug 18/Tue Aug 19 3097.8 21 23 21 19 12 20 34 4 26 5 49 17 57 1 50 ..... 19 18 1 10 32.6 3 22
Tue Aug 19/Wed Aug 20 3098.8 21 27 18 19 11 20 33 4 27 5 50 18 00 1 55 ..... 19 50 4 11 18.3 - 0 57
Wed Aug 20/Thu Aug 21 3099.8 21 31 15 19 10 20 32 4 28 5 50 18 02 2 00 ..... 20 22 9 12 04.7 - 5 18
Thu Aug 21/Fri Aug 22 3100.8 21 35 11 19 08 20 30 4 29 5 51 18 05 2 05 ..... 20 57 16 12 52.6 - 9 32
Fri Aug 22/Sat Aug 23 3101.8 21 39 08 19 07 20 29 4 30 5 51 18 07 2 10 ..... 21 33 24 13 42.5 -13 26
Sat Aug 23/Sun Aug 24 3102.8 21 43 04 19 06 20 28 4 31 5 52 18 10 2 14 ..... 22 14 34 14 35.0 -16 48
Sun Aug 24/Mon Aug 25 3103.8 21 47 01 19 05 20 26 4 31 5 53 18 13 2 19 ..... 23 00 44 15 30.4 -19 23
Mon Aug 25/Tue Aug 26 3104.8 21 50 57 19 04 20 25 4 32 5 53 18 15 2 24 ..... 23 51 55 16 28.7 -20 57
Tue Aug 26/Wed Aug 27 3105.8 21 54 54 19 02 20 23 4 33 5 54 18 18 2 29 ..... 0 49 66 17 29.2 -21 17
Wed Aug 27/Thu Aug 28 3106.8 21 58 50 19 01 20 22 4 34 5 55 18 20 2 34 ..... 1 53 77 18 31.0 -20 17
Thu Aug 28/Fri Aug 29 3107.8 22 02 47 19 00 20 20 4 35 5 55 18 23 2 38 ..... 3 00 86 19 32.7 -17 56
Fri Aug 29/Sat Aug 30 3108.8 22 06 44 18 59 20 19 4 36 5 56 18 25 2 43 ..... 4 08 93 20 33.2 -14 23
Sat Aug 30/Sun Aug 31 3109.8 22 10 40 18 58 20 18 4 37 5 57 18 28 2 48 17 30 5 17 98 21 32.1 - 9 56
Sun Aug 31/Mon Sep 01 3110.8 22 14 37 18 56 20 16 4 37 5 57 18 30 2 53 18 12 6 24 100 22 29.1 - 4 55
***** 2031 SEPTEMBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Mon Sep 01/Tue Sep 02 3111.8 22 18 33 18 55 20 15 4 38 5 58 18 33 2 57 18 51 ..... 99 23 24.5 0 17
Tue Sep 02/Wed Sep 03 3112.8 22 22 30 18 54 20 13 4 39 5 58 18 35 3 02 19 29 ..... 95 0 18.7 5 19
Wed Sep 03/Thu Sep 04 3113.8 22 26 26 18 53 20 12 4 40 5 59 18 38 3 07 20 08 ..... 89 1 12.2 9 53
Thu Sep 04/Fri Sep 05 3114.8 22 30 23 18 51 20 10 4 41 6 00 18 40 3 12 20 47 ..... 81 2 05.3 13 45
Fri Sep 05/Sat Sep 06 3115.8 22 34 19 18 50 20 09 4 41 6 00 18 43 3 16 21 28 ..... 72 2 58.1 16 47
Sat Sep 06/Sun Sep 07 3116.8 22 38 16 18 49 20 07 4 42 6 01 18 45 3 21 22 11 ..... 63 3 50.7 18 51
Sun Sep 07/Mon Sep 08 3117.8 22 42 13 18 47 20 06 4 43 6 01 18 48 3 26 22 57 ..... 53 4 42.8 19 57
Mon Sep 08/Tue Sep 09 3118.8 22 46 09 18 46 20 05 4 44 6 02 18 50 3 31 23 46 ..... 43 5 34.2 20 05
Tue Sep 09/Wed Sep 10 3119.8 22 50 06 18 45 20 03 4 44 6 03 18 53 3 35 0 36 ..... 34 6 24.6 19 17
Wed Sep 10/Thu Sep 11 3120.8 22 54 02 18 43 20 02 4 45 6 03 18 55 3 40 1 28 ..... 26 7 13.8 17 37
Thu Sep 11/Fri Sep 12 3121.8 22 57 59 18 42 20 00 4 46 6 04 18 58 3 45 2 22 ..... 18 8 01.9 15 12
Fri Sep 12/Sat Sep 13 3122.8 23 01 55 18 41 19 59 4 47 6 05 19 00 3 49 3 16 ..... 11 8 48.9 12 08
Sat Sep 13/Sun Sep 14 3123.8 23 05 52 18 40 19 57 4 47 6 05 19 03 3 54 4 10 ..... 6 9 35.2 8 32
Sun Sep 14/Mon Sep 15 3124.8 23 09 48 18 38 19 56 4 48 6 06 19 05 3 59 5 05 17 19 2 10 21.1 4 32
Mon Sep 15/Tue Sep 16 3125.8 23 13 45 18 37 19 54 4 49 6 06 19 08 4 03 6 01 17 51 0 11 07.1 0 16
Tue Sep 16/Wed Sep 17 3126.8 23 17 42 18 36 19 53 4 49 6 07 19 10 4 08 6 58 18 24 0 11 53.9 - 4 05
Wed Sep 17/Thu Sep 18 3127.8 23 21 38 18 34 19 52 4 50 6 08 19 13 4 13 ..... 18 58 2 12 42.0 - 8 22
Thu Sep 18/Fri Sep 19 3128.8 23 25 35 18 33 19 50 4 51 6 08 19 15 4 17 ..... 19 35 7 13 31.8 -12 21
Fri Sep 19/Sat Sep 20 3129.8 23 29 31 18 32 19 49 4 52 6 09 19 18 4 22 ..... 20 15 13 14 24.0 -15 50
Sat Sep 20/Sun Sep 21 3130.8 23 33 28 18 30 19 47 4 52 6 09 19 20 4 27 ..... 20 59 21 15 18.6 -18 33
Sun Sep 21/Mon Sep 22 3131.8 23 37 24 18 29 19 46 4 53 6 10 19 23 4 31 ..... 21 49 30 16 15.6 -20 20
Mon Sep 22/Tue Sep 23 3132.8 23 41 21 18 28 19 45 4 54 6 11 19 25 4 36 ..... 22 44 41 17 14.3 -20 57
Tue Sep 23/Wed Sep 24 3133.8 23 45 17 18 26 19 43 4 54 6 11 19 28 4 40 ..... 23 44 52 18 14.1 -20 19
Wed Sep 24/Thu Sep 25 3134.8 23 49 14 18 25 19 42 4 55 6 12 19 30 4 45 ..... 0 48 63 19 13.7 -18 26
Thu Sep 25/Fri Sep 26 3135.8 23 53 11 18 24 19 40 4 56 6 13 19 33 4 50 ..... 1 53 74 20 12.5 -15 24
Fri Sep 26/Sat Sep 27 3136.8 23 57 07 18 22 19 39 4 56 6 13 19 35 4 54 ..... 3 00 84 21 10.0 -11 25
Sat Sep 27/Sun Sep 28 3137.8 0 01 04 18 21 19 38 4 57 6 14 19 38 4 59 ..... 4 06 91 22 06.0 - 6 46
Sun Sep 28/Mon Sep 29 3138.8 0 05 00 18 20 19 36 4 58 6 14 19 41 5 04 16 45 5 11 97 23 00.9 - 1 46
Mon Sep 29/Tue Sep 30 3139.8 0 08 57 18 18 19 35 4 58 6 15 19 43 5 08 17 23 6 16 100 23 55.1 3 16
Tue Sep 30/Wed Oct 01 3140.8 0 12 53 18 17 19 34 4 59 6 16 19 46 5 13 18 01 7 19 100 0 48.9 8 01
***** 2031 OCTOBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Wed Oct 01/Thu Oct 02 3141.8 0 16 50 18 16 19 32 5 00 6 16 19 48 5 17 18 40 ..... 97 1 42.7 12 13
Thu Oct 02/Fri Oct 03 3142.8 0 20 46 18 15 19 31 5 00 6 17 19 51 5 22 19 21 ..... 93 2 36.5 15 38
Fri Oct 03/Sat Oct 04 3143.8 0 24 43 18 13 19 30 5 01 6 18 19 54 5 27 20 04 ..... 86 3 30.4 18 07
Sat Oct 04/Sun Oct 05 3144.8 0 28 40 18 12 19 28 5 02 6 18 19 56 5 31 20 50 ..... 78 4 23.8 19 36
Sun Oct 05/Mon Oct 06 3145.8 0 32 36 18 11 19 27 5 02 6 19 19 59 5 36 21 38 ..... 70 5 16.6 20 03
Mon Oct 06/Tue Oct 07 3146.8 0 36 33 18 09 19 26 5 03 6 20 20 02 5 40 22 28 ..... 60 6 08.1 19 33
Tue Oct 07/Wed Oct 08 3147.8 0 40 29 18 08 19 25 5 04 6 20 20 04 5 45 23 20 ..... 51 6 58.3 18 09
Wed Oct 08/Thu Oct 09 3148.8 0 44 26 18 07 19 23 5 04 6 21 20 07 5 50 0 13 ..... 41 7 47.0 15 58
Thu Oct 09/Fri Oct 10 3149.8 0 48 22 18 06 19 22 5 05 6 22 20 10 5 54 1 06 ..... 32 8 34.4 13 06
Fri Oct 10/Sat Oct 11 3150.8 0 52 19 18 05 19 21 5 06 6 22 20 13 5 59 2 00 ..... 24 9 20.9 9 41
Sat Oct 11/Sun Oct 12 3151.8 0 56 15 18 03 19 20 5 06 6 23 20 15 6 04 2 55 ..... 16 10 06.8 5 49
Sun Oct 12/Mon Oct 13 3152.8 1 00 12 18 02 19 19 5 07 6 24 20 18 6 08 3 50 ..... 10 10 52.9 1 39
Mon Oct 13/Tue Oct 14 3153.8 1 04 09 18 01 19 18 5 08 6 24 20 21 6 13 4 47 16 22 5 11 39.7 - 2 41
Tue Oct 14/Wed Oct 15 3154.8 1 08 05 18 00 19 16 5 08 6 25 20 24 6 17 5 45 16 56 1 12 27.8 - 7 01
Wed Oct 15/Thu Oct 16 3155.8 1 12 02 17 59 19 15 5 09 6 26 20 27 6 22 6 46 17 33 0 13 17.8 -11 07
Thu Oct 16/Fri Oct 17 3156.8 1 15 58 17 57 19 14 5 10 6 27 20 29 6 27 ..... 18 12 1 14 10.1 -14 47
Fri Oct 17/Sat Oct 18 3157.8 1 19 55 17 56 19 13 5 10 6 27 20 32 6 31 ..... 18 56 4 15 05.1 -17 45
Sat Oct 18/Sun Oct 19 3158.8 1 23 51 17 55 19 12 5 11 6 28 20 35 6 36 ..... 19 45 10 16 02.3 -19 46
Sun Oct 19/Mon Oct 20 3159.8 1 27 48 17 54 19 11 5 12 6 29 20 38 6 41 ..... 20 39 18 17 01.3 -20 39
Mon Oct 20/Tue Oct 21 3160.8 1 31 44 17 53 19 10 5 13 6 30 20 41 6 45 ..... 21 39 27 18 00.9 -20 18
Tue Oct 21/Wed Oct 22 3161.8 1 35 41 17 52 19 09 5 13 6 30 20 44 6 50 ..... 22 41 38 19 00.2 -18 41
Wed Oct 22/Thu Oct 23 3162.8 1 39 38 17 51 19 08 5 14 6 31 20 47 6 54 ..... 23 46 49 19 58.2 -15 58
Thu Oct 23/Fri Oct 24 3163.8 1 43 34 17 50 19 07 5 15 6 32 20 50 6 59 ..... 0 51 60 20 54.6 -12 18
Fri Oct 24/Sat Oct 25 3164.8 1 47 31 17 49 19 06 5 15 6 33 20 53 7 04 ..... 1 55 71 21 49.4 - 7 57
Sat Oct 25/Sun Oct 26 3165.8 1 51 27 17 48 19 05 5 16 6 33 20 56 7 08 ..... 2 59 81 22 42.9 - 3 12
Sun Oct 26/Mon Oct 27 3166.8 1 55 24 17 47 19 04 5 17 6 34 20 59 7 13 ..... 4 02 89 23 35.7 1 41
Mon Oct 27/Tue Oct 28 3167.8 1 59 20 17 46 19 03 5 17 6 35 21 02 7 18 ..... 5 04 95 0 28.3 6 26
Tue Oct 28/Wed Oct 29 3168.8 2 03 17 17 45 19 02 5 18 6 36 21 05 7 22 16 35 6 06 99 1 21.3 10 46
Wed Oct 29/Thu Oct 30 3169.8 2 07 13 17 44 19 02 5 19 6 37 21 08 7 27 17 14 7 06 100 2 14.8 14 27
Thu Oct 30/Fri Oct 31 3170.8 2 11 10 17 43 19 01 5 20 6 37 21 11 7 32 17 56 ..... 99 3 08.7 17 18
Fri Oct 31/Sat Nov 01 3171.8 2 15 07 17 42 19 00 5 20 6 38 21 14 7 36 18 41 ..... 96 4 02.9 19 10
***** 2031 NOVEMBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Sat Nov 01/Sun Nov 02 3172.8 2 19 03 17 41 18 59 5 21 6 39 21 18 7 41 19 29 ..... 91 4 56.6 20 01
Sun Nov 02/Mon Nov 03 3173.8 2 23 00 17 40 18 59 5 22 6 40 21 21 7 46 20 19 ..... 84 5 49.4 19 51
Mon Nov 03/Tue Nov 04 3174.8 2 26 56 17 40 18 58 5 22 6 41 21 24 7 50 21 11 ..... 76 6 40.8 18 45
Tue Nov 04/Wed Nov 05 3175.8 2 30 53 17 39 18 57 5 23 6 42 21 27 7 55 22 03 ..... 68 7 30.5 16 48
Wed Nov 05/Thu Nov 06 3176.8 2 34 49 17 38 18 56 5 24 6 42 21 30 8 00 22 56 ..... 59 8 18.5 14 09
Thu Nov 06/Fri Nov 07 3177.8 2 38 46 17 37 18 56 5 25 6 43 21 34 8 04 23 50 ..... 49 9 05.3 10 54
Fri Nov 07/Sat Nov 08 3178.8 2 42 42 17 37 18 55 5 25 6 44 21 37 8 09 0 43 ..... 40 9 51.2 7 12
Sat Nov 08/Sun Nov 09 3179.8 2 46 39 17 36 18 55 5 26 6 45 21 40 8 14 1 38 ..... 31 10 36.8 3 10
Sun Nov 09/Mon Nov 10 3180.8 2 50 36 17 35 18 54 5 27 6 46 21 44 8 18 2 33 ..... 22 11 22.9 - 1 06
Mon Nov 10/Tue Nov 11 3181.8 2 54 32 17 34 18 53 5 28 6 47 21 47 8 23 3 30 ..... 14 12 10.3 - 5 25
Tue Nov 11/Wed Nov 12 3182.8 2 58 29 17 34 18 53 5 28 6 48 21 51 8 28 4 29 ..... 8 12 59.5 - 9 37
Wed Nov 12/Thu Nov 13 3183.8 3 02 25 17 33 18 52 5 29 6 48 21 54 8 32 5 31 16 05 3 13 51.3 -13 28
Thu Nov 13/Fri Nov 14 3184.8 3 06 22 17 33 18 52 5 30 6 49 21 57 8 37 6 35 16 48 0 14 46.0 -16 44
Fri Nov 14/Sat Nov 15 3185.8 3 10 18 17 32 18 52 5 31 6 50 22 01 8 42 7 39 17 35 0 15 43.6 -19 08
Sat Nov 15/Sun Nov 16 3186.8 3 14 15 17 32 18 51 5 31 6 51 22 04 8 46 ..... 18 29 3 16 43.5 -20 25
Sun Nov 16/Mon Nov 17 3187.8 3 18 11 17 31 18 51 5 32 6 52 22 08 8 51 ..... 19 28 7 17 44.5 -20 24
Mon Nov 17/Tue Nov 18 3188.8 3 22 08 17 31 18 50 5 33 6 53 22 12 8 56 ..... 20 32 15 18 45.3 -19 06
Tue Nov 18/Wed Nov 19 3189.8 3 26 05 17 30 18 50 5 34 6 54 22 15 9 01 ..... 21 38 24 19 44.6 -16 35
Wed Nov 19/Thu Nov 20 3190.8 3 30 01 17 30 18 50 5 34 6 54 22 19 9 05 ..... 22 44 34 20 41.8 -13 06
Thu Nov 20/Fri Nov 21 3191.8 3 33 58 17 29 18 49 5 35 6 55 22 23 9 10 ..... 23 49 45 21 36.9 - 8 54
Fri Nov 21/Sat Nov 22 3192.8 3 37 54 17 29 18 49 5 36 6 56 22 26 9 15 ..... 0 52 57 22 30.0 - 4 16
Sat Nov 22/Sun Nov 23 3193.8 3 41 51 17 29 18 49 5 37 6 57 22 30 9 19 ..... 1 54 68 23 22.0 0 31
Sun Nov 23/Mon Nov 24 3194.8 3 45 47 17 28 18 49 5 37 6 58 22 34 9 24 ..... 2 56 77 0 13.4 5 13
Mon Nov 24/Tue Nov 25 3195.8 3 49 44 17 28 18 49 5 38 6 59 22 37 9 29 ..... 3 56 86 1 05.0 9 34
Tue Nov 25/Wed Nov 26 3196.8 3 53 40 17 28 18 48 5 39 7 00 22 41 9 33 ..... 4 56 92 1 57.1 13 24
Wed Nov 26/Thu Nov 27 3197.8 3 57 37 17 27 18 48 5 40 7 01 22 45 9 38 15 52 5 55 97 2 50.0 16 30
Thu Nov 27/Fri Nov 28 3198.8 4 01 34 17 27 18 48 5 40 7 01 22 49 9 43 16 35 6 51 100 3 43.5 18 42
Fri Nov 28/Sat Nov 29 3199.8 4 05 30 17 27 18 48 5 41 7 02 22 53 9 48 17 21 7 45 100 4 37.2 19 55
Sat Nov 29/Sun Nov 30 3200.8 4 09 27 17 27 18 48 5 42 7 03 22 57 9 52 18 10 ..... 98 5 30.6 20 07
Sun Nov 30/Mon Dec 01 3201.8 4 13 23 17 27 18 48 5 43 7 04 23 01 9 57 19 01 ..... 95 6 22.8 19 20
***** 2031 DECEMBER *****
Calendar for Kitt Peak, west longitude (h.m.s) = 7 26 24, latitude (d.m) = 31 57.8
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 900 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: --------------
(2031 at start) (-2460000) set twi.end twi.beg rise eve morn rise set %illum RA Dec
Mon Dec 01/Tue Dec 02 3202.8 4 17 20 17 27 18 48 5 43 7 05 23 05 10 02 19 54 ..... 89 7 13.6 17 39
Tue Dec 02/Wed Dec 03 3203.8 4 21 16 17 27 18 48 5 44 7 05 23 09 10 06 20 47 ..... 83 8 02.6 15 13
Wed Dec 03/Thu Dec 04 3204.8 4 25 13 17 27 18 48 5 45 7 06 23 13 10 11 21 41 ..... 75 8 49.9 12 08
Thu Dec 04/Fri Dec 05 3205.8 4 29 09 17 27 18 48 5 45 7 07 23 17 10 16 22 34 ..... 67 9 36.1 8 35
Fri Dec 05/Sat Dec 06 3206.8 4 33 06 17 27 18 48 5 46 7 08 23 21 10 20 23 27 ..... 57 10 21.4 4 40
Sat Dec 06/Sun Dec 07 3207.8 4 37 03 17 27 18 49 5 47 7 09 23 25 10 25 0 21 ..... 48 11 06.8 0 31
Sun Dec 07/Mon Dec 08 3208.8 4 40 59 17 27 18 49 5 47 7 09 23 29 10 29 1 16 ..... 38 11 52.9 - 3 44
Mon Dec 08/Tue Dec 09 3209.8 4 44 56 17 27 18 49 5 48 7 10 23 33 10 34 2 13 ..... 29 12 40.5 - 7 56
Tue Dec 09/Wed Dec 10 3210.8 4 48 52 17 27 18 49 5 49 7 11 23 37 10 39 3 12 ..... 20 13 30.5 -11 55
Wed Dec 10/Thu Dec 11 3211.8 4 52 49 17 27 18 49 5 49 7 12 23 41 10 43 4 14 ..... 12 14 23.5 -15 26
Thu Dec 11/Fri Dec 12 3212.8 4 56 45 17 28 18 50 5 50 7 12 23 46 10 48 5 18 ..... 6 15 19.7 -18 13
Fri Dec 12/Sat Dec 13 3213.8 5 00 42 17 28 18 50 5 51 7 13 23 50 10 52 6 22 16 13 2 16 19.1 -20 00
Sat Dec 13/Sun Dec 14 3214.8 5 04 38 17 28 18 50 5 51 7 14 23 54 10 57 7 24 17 10 0 17 20.8 -20 33
Sun Dec 14/Mon Dec 15 3215.8 5 08 35 17 28 18 51 5 52 7 14 23 58 11 02 8 22 18 14 1 18 23.3 -19 44
Mon Dec 15/Tue Dec 16 3216.8 5 12 32 17 29 18 51 5 53 7 15 0 03 11 06 ..... 19 21 5 19 25.0 -17 35
Tue Dec 16/Wed Dec 17 3217.8 5 16 28 17 29 18 51 5 53 7 15 0 07 11 11 ..... 20 30 12 20 24.7 -14 18
Wed Dec 17/Thu Dec 18 3218.8 5 20 25 17 30 18 52 5 54 7 16 0 11 11 15 ..... 21 37 20 21 22.0 -10 11
Thu Dec 18/Fri Dec 19 3219.8 5 24 21 17 30 18 52 5 54 7 17 0 16 11 20 ..... 22 44 30 22 16.8 - 5 33
Fri Dec 19/Sat Dec 20 3220.8 5 28 18 17 30 18 53 5 55 7 17 0 20 11 24 ..... 23 48 41 23 09.7 - 0 44
Sat Dec 20/Sun Dec 21 3221.8 5 32 14 17 31 18 53 5 55 7 18 0 25 11 28 ..... 0 50 52 0 01.4 4 02
Sun Dec 21/Mon Dec 22 3222.8 5 36 11 17 31 18 54 5 56 7 18 0 29 11 33 ..... 1 50 63 0 52.6 8 29
Mon Dec 22/Tue Dec 23 3223.8 5 40 07 17 32 18 54 5 56 7 19 0 33 11 37 ..... 2 50 73 1 43.9 12 25
Tue Dec 23/Wed Dec 24 3224.8 5 44 04 17 32 18 55 5 57 7 19 0 38 11 42 ..... 3 48 82 2 35.7 15 41
Wed Dec 24/Thu Dec 25 3225.8 5 48 01 17 33 18 55 5 57 7 19 0 42 11 46 ..... 4 45 89 3 28.2 18 07
Thu Dec 25/Fri Dec 26 3226.8 5 51 57 17 34 18 56 5 58 7 20 0 47 11 51 ..... 5 39 94 4 21.1 19 38
Fri Dec 26/Sat Dec 27 3227.8 5 55 54 17 34 18 56 5 58 7 20 0 51 11 55 16 05 6 30 98 5 14.0 20 10
Sat Dec 27/Sun Dec 28 3228.8 5 59 50 17 35 18 57 5 58 7 21 0 56 11 59 16 55 7 17 100 6 06.4 19 43
Sun Dec 28/Mon Dec 29 3229.8 6 03 47 17 35 18 58 5 59 7 21 1 01 12 04 17 47 7 59 100 6 57.6 18 21
Mon Dec 29/Tue Dec 30 3230.8 6 07 43 17 36 18 58 5 59 7 21 1 05 12 08 18 40 ..... 98 7 47.4 16 09
Tue Dec 30/Wed Dec 31 3231.8 6 11 40 17 37 18 59 5 59 7 22 1 10 12 12 19 33 ..... 94 8 35.5 13 16
Wed Dec 31/Thu Jan 01 3232.8 6 15 36 17 37 19 00 6 00 7 22 1 14 12 16 20 27 ..... 88 9 22.3 9 51
Updated on January 4, 2022, 10:30 am