PDS_VERSION_ID = PDS3 RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 80 FILE_RECORDS = 51 DATA_SET_ID = "MGN-V-RSS-1-BSR-V1.0" PRODUCT_ID = "93279279.QPC" FILE_NAME = "93279279.QPC" SPACECRAFT_NAME = MAGELLAN INSTRUMENT_ID = RSS TARGET_NAME = "VENUS" PRODUCT_VERSION_ID = 1 PRODUCT_CREATION_TIME = 1993-09-17T18:25:11 MISSION_PHASE_NAME = "MAPPING CYCLE 5" ORBIT_NUMBER = {9331,9332} START_TIME = 1993-10-06T12:00:00 STOP_TIME = 1993-10-06T15:00:00 SPACECRAFT_CLOCK_START_COUNT = "N/A" SPACECRAFT_CLOCK_STOP_COUNT = "N/A" ^DESCRIPTION = "QTERNION.TXT" NOTE = "The calculated values of the attitude quaternion before and after the maneuver to carry out the bistatic radar experiment, together with the resulting unitary transformation matrix to go from J2000 to S/C coordinates, are (all in J2000): Day 93-280 (Oct 7, 93) 0.2835038 0.6828897 0.1581304 0.6544321 (mag=0.9999997) 0.0173122 0.5941749 -0.8041488 (X-axis vector) 0.1802324 0.7892401 0.5870393 (Y-axis vector) 0.9834711 -0.1550967 -0.0934262 (Z-axis vector) The polynomial reference time (TTF) and polynomial evaluation times (Begin BSR Track and Begin Turn Back to Earth Point) for orbit 9331 in both Spacecraft Event Time (SCET) and Earth Receive Time (ERT) are shown below. The one-way light time is taken to be 12:22. All times are for 1993-10-06. SCET ERT ------------ -------- Reference Time (TTF) 13:15:40.200 13:28:02 Begin Turn from Earth Point 13:06:32 13:18:54 Begin BSR Track 13:11:42 13:24:04 Begin Turn Back to Earth Point 13:19:46 13:32:08 Earth Point (AOS) 13:29:04 13:41:26 " END