TARGET: 390 Alma SESSION NUMBER: 471 DATE/TIME: 2004 Aug 07 @ 00:00 FILTER: C TELESCOPE: .35m F11 FOCAL LENGTH: 157.00 CAMERA: ST1001 TEMP (C): -23 EXPOSURE (s): 90 APPROX. RA: 23:38 APPROX. DEC: + 9 JD DATE: JD = JD - 2400000.000000 EXPOSURE JD: Mid-exposure JD CORR METHOD: Light-time JD CORRECTION: JD = JD(raw) - 0.0123d UNITY CORR: -5 * log(SunDist * EarthDist): -3.9862 MAG. METHOD: Instrumental NOTE: For multiple sessions, differential magnitudes include adjustments ADDED to the Obj-CAvg value to compensate for changing phase angle, distance, and refinements to the base average value of the comparison stars. BASE COMP VALUE: -8.336 BASE CORRECTION: +0.000 PHASE/DIST CORR: +0.000 ERROR CALC: The magnitude error is calculated by the following: Err = sqrt(sqr(ERR[target]) + sqr(Err[Comps])) where Err[Target] = 1/SNR[target] Err[Comps] = sqrt(sqr(1/SNR[Comp1])... + sqr(1/SNR[CompN])) / N ********************************************************************************************* TARGET: 390 Alma SESSION NUMBER: 473 DATE/TIME: 2004 Aug 08 @ 00:00 FILTER: C TELESCOPE: .35m F11 FOCAL LENGTH: 157.00 CAMERA: ST1001 TEMP (C): -20 EXPOSURE (s): 90 APPROX. RA: 23:38 APPROX. DEC: + 9 JD DATE: JD = JD - 2400000.000000 EXPOSURE JD: Mid-exposure JD CORR METHOD: Light-time JD CORRECTION: JD = JD(raw) - 0.0123d UNITY CORR: -5 * log(SunDist * EarthDist): -3.9753 MAG. METHOD: Instrumental NOTE: For multiple sessions, differential magnitudes include adjustments ADDED to the Obj-CAvg value to compensate for changing phase angle, distance, and refinements to the base average value of the comparison stars. BASE COMP VALUE: -8.158 BASE CORRECTION: +0.178 PHASE/DIST CORR: -0.020 ERROR CALC: The magnitude error is calculated by the following: Err = sqrt(sqr(ERR[target]) + sqr(Err[Comps])) where Err[Target] = 1/SNR[target] Err[Comps] = sqrt(sqr(1/SNR[Comp1])... + sqr(1/SNR[CompN])) / N ********************************************************************************************* ------------------------------- J.D. Obj-CAvg Err ------------------------------- 53224.76141 +0.810 0.026 53224.76397 +0.768 0.025 53224.76544 +0.824 0.026 53224.76691 +0.822 0.025 53224.76948 +0.854 0.026 53224.77095 +0.842 0.025 53224.77243 +0.857 0.025 53224.77500 +0.892 0.025 53224.77647 +0.956 0.026 53224.77795 +1.002 0.027 53224.78052 +0.986 0.026 53224.78199 +0.942 0.026 53224.78347 +1.032 0.028 53224.78604 +1.009 0.028 53224.78899 +1.018 0.028 53224.79156 +1.052 0.028 53224.79304 +1.086 0.029 53224.79450 +1.122 0.030 53224.79708 +1.128 0.028 53224.79855 +1.126 0.028 53224.80002 +1.122 0.028 53224.80262 +1.199 0.030 53224.80557 +1.193 0.030 53224.80814 +1.209 0.030 53224.80961 +1.139 0.027 53224.81108 +1.165 0.028 53224.81366 +1.184 0.029 53224.81513 +1.117 0.027 53224.81660 +1.077 0.026 53224.81917 +1.044 0.026 53224.82065 +0.966 0.024 53224.82213 +0.965 0.024 53224.82470 +0.939 0.023 53224.82618 +0.919 0.022 53224.82765 +0.868 0.021 53224.83021 +0.806 0.021 53224.83168 +0.783 0.020 53224.83316 +0.751 0.019 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53225.79730 +1.026 0.023 53225.79878 +1.083 0.024 53225.80025 +1.104 0.024 53225.80281 +1.139 0.024 53225.80428 +1.197 0.026 53225.80575 +1.133 0.025 53225.80832 +1.191 0.026 53225.80980 +1.192 0.025 53225.81128 +1.197 0.026 53225.81384 +1.216 0.026 53225.81532 +1.213 0.026 53225.81678 +1.214 0.025 53225.81934 +1.190 0.024 53225.82082 +1.173 0.023 53225.82229 +1.169 0.023 53225.82486 +1.168 0.023 53225.82633 +1.121 0.022 53225.82780 +1.127 0.022 53225.83038 +1.100 0.021 53225.83185 +1.090 0.021 53225.83332 +1.064 0.021 53225.83589 +1.010 0.020 53225.83735 +0.971 0.019 53225.83883 +0.936 0.018 53225.84139 +0.887 0.017 53225.84287 +0.867 0.017 53225.84434 +0.884 0.017 53225.84690 +0.842 0.016 53225.84838 +0.852 0.016 53225.84985 +0.797 0.016 53225.85242 +0.840 0.016 53225.85389 +0.843 0.016 53225.85536 +0.793 0.015 53225.85793 +0.835 0.016 53225.85940 +0.863 0.017 53225.86087 +0.833 0.016 53225.86344 +0.872 0.016 53225.86491 +0.894 0.017 53225.86639 +0.889 0.017 53225.86895 +0.986 0.018 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53225.97519 +1.183 0.022 53225.97668 +1.114 0.021 53225.97925 +1.152 0.021 53225.98072 +1.074 0.020 53225.98217 +1.103 0.021 53225.98768 +0.994 0.020 53225.99025 +0.963 0.020 53225.99173 +0.944 0.021 53225.99321 +0.902 0.021 53225.99577 +0.833 0.022 53225.99724 +0.818 0.024