TARGET: 3144 Brosche SESSION NUMBER: 498 DATE/TIME: 2004 Sep 18 @ 00:00 FILTER: C TELESCOPE: .35m F11 FOCAL LENGTH: 157.00 CAMERA: ST1001 TEMP (C): -21 EXPOSURE (s): 90 APPROX. RA: 00:11 APPROX. DEC: +13 JD DATE: JD = JD - 2400000.000000 EXPOSURE JD: Mid-exposure JD CORR METHOD: Light-time JD CORRECTION: JD = JD(raw) - 0.0045d UNITY CORR: -5 * log(SunDist * EarthDist): -0.7142 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: -7.573 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: 3144 Brosche SESSION NUMBER: 500 DATE/TIME: 2004 Sep 23 @ 00:00 FILTER: C TELESCOPE: .35m F11 FOCAL LENGTH: 157.00 CAMERA: ST1001 TEMP (C): -21 EXPOSURE (s): 90 APPROX. RA: 00:08 APPROX. DEC: +13 JD DATE: JD = JD - 2400000.000000 EXPOSURE JD: Mid-exposure JD CORR METHOD: Light-time JD CORRECTION: JD = JD(raw) - 0.0045d UNITY CORR: -5 * log(SunDist * EarthDist): -0.7096 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: -7.455 BASE CORRECTION: +0.118 PHASE/DIST CORR: -0.100 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 ------------------------------- 53266.70445 +1.077 0.064 53266.70997 +1.062 0.060 53266.71145 +1.189 0.068 53266.71293 +1.149 0.060 53266.71549 +1.220 0.068 53266.71845 +1.354 0.072 53266.72102 +1.278 0.068 53266.72248 +1.354 0.072 53266.72397 +1.506 0.078 53266.72653 +1.622 0.092 53266.72800 +1.632 0.091 53266.72947 +1.553 0.084 53266.73204 +1.528 0.084 53266.73351 +1.501 0.084 53266.73757 +1.371 0.067 53266.73905 +1.299 0.063 53266.74052 +1.315 0.063 53266.75561 +0.967 0.041 53266.75708 +0.940 0.039 53266.75966 +0.930 0.039 53266.76113 +0.942 0.039 53266.76261 +0.954 0.041 53266.76665 +0.995 0.043 53266.76813 +1.026 0.043 53266.77621 +1.209 0.048 53266.77769 +1.230 0.048 53266.77916 +1.286 0.051 53266.78173 +1.297 0.051 53266.78320 +1.352 0.051 53266.78468 +1.350 0.051 53266.78725 +1.327 0.048 53266.78872 +1.369 0.048 53266.79020 +1.428 0.053 53266.79277 +1.324 0.046 53266.79424 +1.419 0.051 53266.79572 +1.369 0.053 53266.79830 +1.388 0.056 53266.79977 +1.430 0.053 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