KPNO 4-Inch Filter List KPNO 4-Inch Filters Filter FWHM (Å) CWL (Å) Telescope Instrument Plot Data Comments Bessell System k p 1175.00 5470.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Bessell System k p Bessell System k p Hale-Bopp Red Continuum 60.00 7134.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Gunn u KPNO 2.1-meter Telescope KPNO 4-Inch Filters Gunn u HBeta 63.00 4871.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters HBeta HBeta Replaces 804 Osmer/Green R 871.00 6517.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Osmer/Green R Osmer/Green R Gunn z 0.00 8495.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Gunn z Gunn z RG850 Gunn v 472.00 3969.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Gunn v Gunn v 3mmBG38, 4mmUG3, 1mmBG1, 1mmGG385 Washington 51 174.00 5142.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Washington 51 Washington 51 Replaces KP1525 H-alpha +9nm 84.00 6658.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters H-alpha +9nm H-alpha +9nm set1 GG385 994.00 4363.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters GG385 GG385 2mm + BG12 2mm Stromgren y 246.00 5507.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Stromgren y Stromgren y Osmer/Green 7500 703.00 7428.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Osmer/Green 7500 Osmer/Green 7500 Green 7500 SDSS u' 628.00 3513.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters SDSS u' SDSS u' Sloan Digital Sky Survey set H-beta narrow 25.00 4876.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters H-beta narrow H-beta narrow Gunn r 803.00 6527.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Gunn r Gunn r B1/K1 Mike Irvin's Z 0.00 8525.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Mike Irvin's Z Mike Irvin's Z Gunn v KPNO 2.1-meter Telescope KPNO 4-Inch Filters Gunn v Gunn v Todd Boroson filter 1 708.00 5159.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Todd Boroson filter 1 Todd Boroson filter 1 H-alpha +13nm 78.00 6691.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters H-alpha +13nm H-alpha +13nm set1 Tyson Bj 1523.00 4406.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Tyson Bj Tyson Bj Given by Tony Tyson Wash set - t1 651.00 6251.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Wash set - t1 Wash set - t1 SDSS I' 1500.00 7734.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters SDSS I' SDSS I' Sloan Digital Sky Survey set Stromgren u 278.00 3537.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Stromgren u Stromgren u UG11+WG345 Washington c48 200.00 4898.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Washington c48 Washington c48 Washington set, property of Doug Welch, McMaster Univ Harris R 1559.00 6531.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Harris R Harris R Not available Osmer/Green 8600 690.00 8642.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Osmer/Green 8600 Osmer/Green 8600 Green 8600 Washington - c 1046.00 3979.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Washington - c Washington - c Corning glass Hale-Bopp Green Continuum 55.00 5261.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters H-alpha14_2 71.00 6709.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters H-alpha14_2 H-alpha14_2 =+14nm set2 Hale-Bopp Blue Continuum 62.00 4449.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters SDSS r' 1483.00 6265.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters SDSS r' SDSS r' Sloan Digital Sky Survey set Gunn I 1289.00 8156.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Gunn I Gunn I LU6 647.00 3593.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters LCuSO4+1mmUG2+1mmQuartz Gunn g 706.00 4961.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Gunn g Gunn g H-alpha narrow 29.00 6560.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters H-alpha narrow H-alpha narrow has red leak [S III] 27.00 9545.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters [S III] [S III] George Jacoby's filter Hale-Bopp C3 57.00 4061.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Replaces KP1443 256.00 5289.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Replaces KP1443 Replaces KP1443 H-alpha +18nm 83.00 6746.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters H-alpha +18nm H-alpha +18nm set1 BG-39 2390.00 4679.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters BG-39 BG-39 kp808 88.00 6411.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters kp808 kp808 Minor coating deterioration kp1591 1839.00 8192.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters kp1591 kp1591 spare LU8 646.00 3594.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters LCuSO4+1mmUG2+1mmQuartz - Not available [O III] 45.00 5008.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters [O III] [O III] H-alpha 84.00 6567.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters H-alpha H-alpha Andover [set1?] RG1000 0.00 10000.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Stromgren v 159.00 4103.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Stromgren v Stromgren v HST f555w 1597.00 5305.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters HST f555w HST f555w H-alpha +22nm 78.00 6786.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters H-alpha +22nm H-alpha +22nm set1 Stromgren b 193.00 4730.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Stromgren b Stromgren b Pagination Showing 51-100 of 105 Previous page Previous First page 1 … Current page 2 Last page …3 Next page Next Updated on May 7, 2021, 7:57 am