RECORD_TYPE = "STREAM" PRODUCT_ID = "NAC_FM_ABSCAL_V3_09072010" OBJECT = TEXT NOTE = "NAC FM absolute calibration parameters" PUBLICATION_DATE = 2010-09-07 END_OBJECT = TEXT END # Parameter file contains the absolute calibration scaling parameters # for various filter conbination for the NAC FM camera: # # The data is coded in tag = value format where # # The tag has the format: # abs_A : [(DN/s) / (W/m2/nm/sr)] for # abs_A_Err : [Error in (DN/s) / (W/m2/nm/sr)] for # abs_T : The Transmissivities of # # is the two digit filter index where the most significant digit gived the # the filter index for filter wheel #1 and the least significant digit gives # the filter index for filter wheel #2. # # Calibration values originate from the Standard star # calibrations (Vega) # Some calibration coefficients are from NAC_FM_AbsCal_V2_02122005.txt # For filter combinations (2,6),(3,4),(3,5),(3,6),(3,7) there are no # standard star data available and the lab data are carried over # from version 1. # The calibration constants are for a solar spectrum # abs22_A=1.233e8 abs22_A_Err=0.015e8 abs22_T=0.664 abs23_A=6.43e7 abs23_A_Err=0.08e7 abs23_T=0.727 abs24_A=6.30e7 abs24_A_Err=0.08e7 abs24_T=0.701 abs27_A=2.87e7 abs27_A_Err=0.04e7 abs27_T=0.557 abs28_A=8.58e7 abs28_A_Err=0.10e7 abs28_T=0.483 abs82_A=3.31e6 abs82_A_Err=0.05e6 abs82_T=0.622 abs83_A=1.77e6 abs83_A_Err=0.02e6 abs83_T=0.702 abs88_A=4.26e6 abs88_A_Err=0.05e6 abs88_T=0.476 abs15_A=1.70e6 abs15_A_Err=0.03e6 abs15_T=0.127 abs16_A=1.243e7 abs16_A_Err=0.017e7 abs16_T=0.244 abs81_A=1.443e7 abs81_A_Err=0.016e7 abs81_T=0.470 abs41_A=3.940e7 abs41_A_Err=0.05e7 abs41_T=0.245 abs51_A=3.16e7 abs51_A_Err=0.04e7 abs51_T=0.361 abs58_A=2.28e6 abs58_A_Err=0.03e6 abs58_T=0.394 abs61_A=1.404e7 abs61_A_Err=0.017e7 abs61_T=0.152 abs71_A=5.42e6 abs71_A_Err=0.07e6 abs71_T=0.046 abs32_A=1.273e8 abs32_A_Err=0.015e8 abs32_T=0.647 abs33_A=6.63e7 abs33_A_Err=0.08e7 abs33_T=0.717 abs38_A=8.73e7 abs38_A_Err=0.11e7 abs38_T=0.481 # from NAC_FM_AbsCal_V2_02122005.txt abs26_A=1.181e7 abs26_T=0.272 abs84_A=1.870e6 abs84_T=0.683 abs86_A=4.960e4 abs86_T=0.344 abs87_A=1.370e6 abs87_T=0.592 abs21_A=5.060e8 abs21_T=0.417 abs31_A=5.220e8 abs31_T=0.432 abs34_A=5.668e7 abs34_T=0.614 abs35_A=9.295e5 abs35_T=0.251 abs36_A=1.053e7 abs36_T=0.282 abs37_A=3.166e7 abs37_T=0.610