PDS_VERSION_ID = PDS3 RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 2880 FILE_RECORDS = 10 ^HEADER = "SDC_0028503420_0X700_SCI_1.FIT" ^EXTENSION_CHARGE_DATA_HEADER = ("SDC_0028503420_0X700_SCI_1.FIT", 9) ^EXTENSION_CHARGE_DATA_TABLE = ("SDC_0028503420_0X700_SCI_1.FIT", 10) NOTE = " - Earth Mean Equator and Vernal Equinox of J2000 is the inertial reference frame used to specify observational geometry. Geometric parameters are based on best available data at time of product creation. Refer to the SPICE archive for the most current observational geometry data. - All positions are relative to body centers - Target wrt S/C: X/Y/Z & Range - Light time corrected for light originating from DUST and received by S/C at observation midpoint. - Sun wrt Target - Light time corrected for light originating from Sun, reflected off of DUST, and received by S/C at observation midpoint - Sun wrt S/C - Light time corrected for light originating from Sun and received by S/C at observation midpoint - Earth wrt S/C - Light time corrected for light originating from Earth and received by S/C at observation midpoint - Solar phase angle (relative to inverted boresight) " MISSION_NAME = "NEW HORIZONS" DATA_SET_ID = "NH-X-SDC-3-LAUNCH-V1.0" PRODUCT_ID = "SDC_0028503420_0X700_SCI_1" PRODUCER_INSTITUTION_NAME = "SOUTHWEST RESEARCH INSTITUTE" PRODUCT_TYPE = "EDR" SOFTWARE_NAME = "TOPDS 1.0" MISSION_PHASE_NAME = "POST-LAUNCH CHECKOUT" SEQUENCE_ID = "UNK" TARGET_NAME = "DUST" PRODUCT_CREATION_TIME = 2007-12-06T05:13:45 START_TIME = 2006-12-14T06:53:59.380 STOP_TIME = 2006-12-14T06:55:29.380 SPACECRAFT_CLOCK_CNT_PARTITION = 1 SPACECRAFT_CLOCK_START_COUNT = "0028385157:00000" SPACECRAFT_CLOCK_STOP_COUNT = "0028385247:00000" INSTRUMENT_NAME="STUDENT DUST COUNTER" INSTRUMENT_HOST_NAME = "NEW HORIZONS" INSTRUMENT_ID = "SDC" TELEMETRY_APPLICATION_ID = "0x700" EXPOSURE_DURATION = 90.000 FILTER_NAME = "N/A" DETECTOR_ID = "SDC" DETECTOR_TYPE = "PVDF PLASTIC FILM" INST_CMPRS_TYPE = "N/A" SC_TARGET_POSITION_VECTOR = ( "N/A" , "N/A" , "N/A" ) TARGET_CENTER_DISTANCE = "N/A" TARGET_SUN_POSITION_VECTOR = ( "N/A" , "N/A" , "N/A" ) SOLAR_DISTANCE = "N/A" SC_SUN_POSITION_VECTOR = ( 313974760.6949824 , 558822987.2638991 , 232767374.1525883 ) SPACECRAFT_SOLAR_DISTANCE = 681941296.5335876 SC_EARTH_POSITION_VECTOR = ( 334448082.8334339 , 692619888.8717728 , 290773064.4259971 ) SC_GEOCENTRIC_DISTANCE = 822269302.3379818 PHASE_ANGLE = 95.898157 QUATERNION = ( 0.5454889650 , 0.8114858577 , -0.1250243672 , -0.1682301975 ) QUATERNION_DESC = "QUAT_AXYZ_J2K_TO_INSTR.ASC" OBJECT = HEADER BYTES = 23040 HEADER_TYPE = "FITS" INTERCHANGE_FORMAT = "BINARY" RECORDS = 8 DESCRIPTION = " FITS format defined in NASA/Science Office Standards Technology 100-1.0 " END_OBJECT = HEADER OBJECT = EXTENSION_CHARGE_DATA_HEADER BYTES = 2880 HEADER_TYPE = "FITS" INTERCHANGE_FORMAT = "BINARY" RECORDS = 1 DESCRIPTION = " This is the FITS header for FITS EDU number: 1 FITS EDU name: CHARGE_DATA " END_OBJECT = EXTENSION_CHARGE_DATA_HEADER OBJECT = EXTENSION_CHARGE_DATA_TABLE INTERCHANGE_FORMAT = "BINARY" ROW_BYTES = 64 ROWS = 30 COLUMNS = 8 DESCRIPTION = " FITS EDU number: 1 FITS EDU name: CHARGE_DATA SDC recorded events calibrated to charge data as a table " OBJECT = COLUMN NAME = "UTC_TIME" BYTES = 20 ITEMS = 1 ITEM_BYTES = 20 COLUMN_NUMBER = 1 DATA_TYPE = "CHARACTER" START_BYTE = 1 DESCRIPTION = " The UTC time corresponding to the the MET (Mission Event Time) of this row " UNIT = "N/A" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "TIME" BYTES = 8 ITEMS = 1 ITEM_BYTES = 8 COLUMN_NUMBER = 2 DATA_TYPE = "IEEE_REAL" START_BYTE = 21 DESCRIPTION = " METs of events on each row " UNIT = "N/A" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "CHANNEL" BYTES = 2 ITEMS = 1 ITEM_BYTES = 2 COLUMN_NUMBER = 3 DATA_TYPE = "MSB_INTEGER" START_BYTE = 29 DESCRIPTION = " Channel for a particular event " UNIT = "N/A" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "THRESHOLD" BYTES = 8 ITEMS = 1 ITEM_BYTES = 8 COLUMN_NUMBER = 4 DATA_TYPE = "IEEE_REAL" START_BYTE = 31 DESCRIPTION = " The threshold of the channel at the time of the event. Note that it is rare, but possible, to get hits smaller than this threshold. " UNIT = "N/A" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "CHARGE" BYTES = 8 ITEMS = 1 ITEM_BYTES = 8 COLUMN_NUMBER = 5 DATA_TYPE = "IEEE_REAL" START_BYTE = 39 DESCRIPTION = " The calibrated magnitude of the event in units of charge " UNIT = "N/A" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGPLUS" BYTES = 8 ITEMS = 1 ITEM_BYTES = 8 COLUMN_NUMBER = 6 DATA_TYPE = "IEEE_REAL" START_BYTE = 47 DESCRIPTION = " The magnitude of the likely positive offset due to uncertainty in the DN measurement " UNIT = "N/A" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMINUS" BYTES = 8 ITEMS = 1 ITEM_BYTES = 8 COLUMN_NUMBER = 7 DATA_TYPE = "IEEE_REAL" START_BYTE = 55 DESCRIPTION = " The magnitude of the likely negative offset due to uncertainty in the DN measurement " UNIT = "N/A" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "QUALITY_FLAG" BYTES = 2 ITEMS = 1 ITEM_BYTES = 2 COLUMN_NUMBER = 8 DATA_TYPE = "CHARACTER" START_BYTE = 63 DESCRIPTION = " The value in this column will be the string `OK` unless there were spacecraft thruster firings less than two seconds before, or less than one second after, the recorded event. If there were such firings, the intials `TF` (meaning Thrusters Fired) will be the value this column. " UNIT = "N/A" END_OBJECT = COLUMN END_OBJECT = EXTENSION_CHARGE_DATA_TABLE END