PDS_VERSION_ID = PDS3 /* FILE CHARACTERISTICS DATA ELEMENTS */ RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 2880 /* FITS standard record length */ FILE_RECORDS = 164 FILE_NAME = "RA_141119173059_HISB_LIN.FIT" DATA_FORMAT = FITS /* DATA OBJECT POINTERS IDENTIFICATION DATA ELEMENTS */ ^HEADER = ("RA_141119173059_HISB_LIN.FIT",1) ^IMAGE = ("RA_141119173059_HISB_LIN.FIT",18) ^ERROR_IMAGE_HEADER = ("RA_141119173059_HISB_LIN.FIT",64) ^ERROR_IMAGE = ("RA_141119173059_HISB_LIN.FIT",65) ^WAVELENGTH_HEADER = ("RA_141119173059_HISB_LIN.FIT",111) ^WAVELENGTH_TABLE = ("RA_141119173059_HISB_LIN.FIT",112) ^PULSE_HEIGHT_HEADER = ("RA_141119173059_HISB_LIN.FIT",114) ^PULSE_HEIGHT_TABLE = ("RA_141119173059_HISB_LIN.FIT",115) ^COUNT_RATE_HEADER = ("RA_141119173059_HISB_LIN.FIT",116) ^COUNT_RATE_SERIES = ("RA_141119173059_HISB_LIN.FIT",117) ^CALIBRATION_HEADER = ("RA_141119173059_HISB_LIN.FIT",118) ^CALIBRATION_IMAGE = ("RA_141119173059_HISB_LIN.FIT",119) /* OBSERVATION AND EXPOSURE DATA ELEMENTS */ INSTRUMENT_MODE_ID = "HIS" /* HIS, PIX, CNT */ INSTRUMENT_MODE_DESC = "HISTOGRAM" START_TIME = 2014-11-19T17:30:59.389 /* UTC */ STOP_TIME = 2014-11-19T17:41:04.181 /* UTC */ SPACECRAFT_CLOCK_START_COUNT = "1/0375038988.02093" SPACECRAFT_CLOCK_STOP_COUNT = "1/0375039592.53984" EXPOSURE_DURATION = 604.792 /* SECONDS */ DATA_QUALITY_ID = "0" DATA_QUALITY_DESC = "All data packets for this file were received" MISSION_PHASE_NAME = "PRELANDING" OBSERVATION_TYPE = "N/A" TARGET_NAME = "67P/CHURYUMOV-GERASIMENKO 1 (1969 R1)" TARGET_TYPE = "COMET" TARGET_DESC = "67P/Churyumov-Gerasimenko" /* INSTRUMENT AND MISSION DESCRIPTIVE DATA ELEMENTS */ INSTRUMENT_ID = "ALICE" INSTRUMENT_NAME = "ALICE" INSTRUMENT_TYPE = "ULTRAVIOLET SPECTROMETER" INSTRUMENT_HOST_ID = "RO" INSTRUMENT_HOST_NAME = "ROSETTA-ORBITER" MISSION_ID = "ROSETTA" MISSION_NAME = "INTERNATIONAL ROSETTA MISSION" /* PRODUCT, DATA SET, AND VOLUME DATA ELEMENTS */ PRODUCT_ID = "RA_141119173059_HISB_LIN" PRODUCT_TYPE = REFDR /* CODMAC Data Level 4 */ PRODUCT_CREATION_TIME = 2016-10-28T23:00:25 DATA_SET_ID = "RO-C/CAL-ALICE-4-PRL-V2.0" DATA_SET_NAME = "ROSETTA-ORBITER 67P/CAL ALICE 4 PRL V2.0" PRODUCER_ID = "ROSETTA_ALICE" PRODUCER_FULL_NAME = "ANDREW J. STEFFL" PRODUCER_INSTITUTION_NAME = "SOUTHWEST RESEARCH INSTITUTE" /* OBSERVATION GEOMETRY ELEMENTS */ NOTE = " The EME J2000 reference frame is used for all position and velocity vectors. Latitude and Longitude are PLANETOGRAPHIC north latitudes and west longitudes. The values of SUB_SPACECRAFT_LATITUDE and SUB_SPACECRAFT_LONGITUDE refer to the Cheops reference frame. All values are computed at t = START_TIME. Distances are given in , velocities in , and angles in . Values of N/A for LONGITUDE, LATITUDE, PHASE_ANGLE, INCIDENCE_ANGLE and EMISSION_ANGLE generally indicate the instrument boresight does not intersect the target body." /* S/C TO SUN ELEMENTS */ SC_SUN_POSITION_VECTOR = (-2.4587790e+08, 3.1091699e+08, 1.9138166e+08) SC_SUN_VELOCITY_VECTOR = (-5.3581259, -15.983684, -7.9125928) SUB_SOLAR_LONGITUDE = 0 SUB_SOLAR_LATITUDE = 0 /* S/C TO TARGET ELEMENTS */ SC_TARGET_POSITION_VECTOR = (23.335579, 19.692879, -1.6526567) SC_TARGET_VELOCITY_VECTOR = (4.5614805e-05, -4.0378568e-05, 0.00013606442) SUB_SPACECRAFT_LONGITUDE = -147.74942 SUB_SPACECRAFT_LATITUDE = -19.489286 SPACECRAFT_ALTITUDE = 28.545452 CENTRAL_BODY_DISTANCE = 30.579242 /* INSTRUMENT BORESIGHT LINE OF SIGHT ELEMENTS */ /* A value of "N/A" most likely means the instrument */ /* boresight does not intersect the target body */ RIGHT_ASCENSION = 42.016572 DECLINATION = -2.4510481 LONGITUDE = 191.89574 LATITUDE = -5.6091888 PHASE_ANGLE = 92.242940 INCIDENCE_ANGLE = 59.762800 EMISSION_ANGLE = 58.237098 SPICE_FILE_NAME = {"NAIF0011.TLS", "ROS_160929_STEP.TSC", "ROS_CGS_AUX_V01.TF", "ROS_CHURYUMOV_V01.TF", "ROS_LUTETIA_RSOC_V03.TF", "ROS_V26.TF", "CG_CK_ASSOC.TF", "EARTHFIXEDIAU.TF", "ROS_ALICE_V16.TI", "ROS_CIVA_V10.TI", "ROS_CONSERT_V10.TI", "ROS_COSIMA_V13.TI", "ROS_DIM_V11.TI", "ROS_GIADA_V12.TI", "ROS_MIDAS_V10.TI", "ROS_MIRO_V10.TI", "ROS_NAVCAM_V01.TI", "ROS_OSIRIS_V13.TI", "ROS_ROLIS_V03.TI", "ROS_ROSINA_V11.TI", "ROS_RPC_V17.TI", "ROS_STR_V11.TI", "ROS_VIRTIS_V13.TI", "PCK00010.TPC", "ROS_STEINS_V05.TPC", "ROS_LUTETIA_RSOC_V03.TPC", "ROS_CGS_RSOC_V03.TPC", "cg-spc-shap5-v0.1.tpc", "DE405.BSP", "PLU043.BSP", "C2002T7.BSP", "TEMPEL1-9P-DI-P.BSP", "OUTERPLANETS_V0002.BSP", "ORHR_______________00122.BSP", "ORER_______________00031.BSP", "ORMR_______________00052.BSP", "ORFR_______________00067.BSP", "ORGR_______________00096.BSP", "ORHW_______________00122.BSP", "ORHO_______________00077.BSP", "ORHS_______________00109.BSP", "RORL_DL_010_03____P__00335.BSP", "RORB_DV_145_01___T19_00216.BSP", "RORB_DV_223_01___T19_00302.BSP", "RORB_DV_257_02___T19_00344.BSP", "CORL_DL_010_03____P__00335.BSP", "CORB_DV_145_01___T19_00216.BSP", "CORB_DV_223_01___T19_00302.BSP", "CORB_DV_257_02___T19_00344.BSP", "ATNR_P040302093352_00127.BC", "RATT_DV_145_01_01____00216.BC", "RATT_DV_223_01_01____00302.BC", "RATT_DV_257_02_01____00344.BC", "CATT_DV_145_01_______00216.BC", "CATT_DV_223_01_______00302.BC", "CATT_DV_257_02_______00344.BC"} /* DATA OBJECT DEFINITIONS */ OBJECT = HEADER BYTES = 48960 /* RECORD_BYTES x RECORDS */ HEADER_TYPE = FITS INTERCHANGE_FORMAT = ASCII RECORDS = 17 DESCRIPTION = " FITS header for Rosetta-Alice calibrated (CODMAC Data Level 4) histogram observation." END_OBJECT = HEADER OBJECT = IMAGE LINE_SAMPLES = 1024 /* FITS NAXIS1 keyword */ LINES = 32 /* FITS NAXIS2 keyword */ SAMPLE_BITS = 32 SAMPLE_TYPE = IEEE_REAL AXIS_ORDER_TYPE = FIRST_INDEX_FASTEST LINE_DISPLAY_DIRECTION = UP SAMPLE_DISPLAY_DIRECTION = RIGHT DESCRIPTION = " FITS image for Rosetta-Alice calibrated (CODMAC Data Level 4) histogram observation. Data are in units of photons cm**-2 s**-1 Angstrom**-1." END_OBJECT = IMAGE OBJECT = ERROR_IMAGE_HEADER BYTES = 2880 /* RECORD_BYTES x RECORDS */ HEADER_TYPE = FITS INTERCHANGE_FORMAT = ASCII RECORDS = 1 DESCRIPTION = "FITS extension header" END_OBJECT = ERROR_IMAGE_HEADER OBJECT = ERROR_IMAGE LINE_SAMPLES = 1024 /* FITS NAXIS1 keyword */ LINES = 32 /* FITS NAXIS2 keyword */ SAMPLE_BITS = 32 SAMPLE_TYPE = IEEE_REAL AXIS_ORDER_TYPE = FIRST_INDEX_FASTEST LINE_DISPLAY_DIRECTION = UP SAMPLE_DISPLAY_DIRECTION = RIGHT DESCRIPTION = " FITS extension containing the statistical uncertainty associated with each pixel in the primary extension. This is derived by assuming Poisson statistics, such that for a given number of detected counts, N, the corresponding uncertainty is sqrt(N). Data are in units of photons cm**-2 s**-1 Angstrom**-1" END_OBJECT = ERROR_IMAGE OBJECT = WAVELENGTH_HEADER BYTES = 2880 /* RECORD_BYTES x RECORDS */ HEADER_TYPE = FITS INTERCHANGE_FORMAT = ASCII RECORDS = 1 DESCRIPTION = "FITS extension header" END_OBJECT = WAVELENGTH_HEADER OBJECT = WAVELENGTH_TABLE INTERCHANGE_FORMAT = BINARY ROWS = 1024 COLUMNS = 1 ROW_BYTES = 4 DESCRIPTION = " FITS extension containing the wavelength vector in units of Angstroms." OBJECT = COLUMN NAME = "WAVELENGTH" DATA_TYPE = IEEE_REAL /* 32-bit floating point */ BYTES = 4 START_BYTE = 1 UNIT = "ANGSTROMS" END_OBJECT = COLUMN END_OBJECT = WAVELENGTH_TABLE OBJECT = PULSE_HEIGHT_HEADER BYTES = 2880 /* RECORD_BYTES x RECORDS */ HEADER_TYPE = FITS INTERCHANGE_FORMAT = ASCII RECORDS = 1 DESCRIPTION = "FITS extension header" END_OBJECT = PULSE_HEIGHT_HEADER OBJECT = PULSE_HEIGHT_TABLE INTERCHANGE_FORMAT = BINARY ROWS = 16 COLUMNS = 1 ROW_BYTES = 2 DESCRIPTION = " The pulse height distribution (PHD) is a one-dimensional histogram, that bins each of the detected events (pulses) based on their 'amplitude'. Detected events are those that are larger than the discriminator setting, which is an analog (voltage) value. Of the 16 PHD bins, both the top and bottom 3 bins don't get any events (this is caused by the digitization of this amplitude information), so only 10 bins contain non-zero values. The sampling parameter interval is effectively unknown and somewhat arbitrary anyway since only the relative shape and stability of the distribution is of interest." OBJECT = COLUMN NAME = "PULSE_HEIGHT_DISTRIBUTION" DATA_TYPE = MSB_INTEGER /* 16-bit signed integers */ BYTES = 2 START_BYTE = 1 OFFSET = 32768 END_OBJECT = COLUMN END_OBJECT = PULSE_HEIGHT_TABLE OBJECT = COUNT_RATE_HEADER BYTES = 2880 /* RECORD_BYTES x RECORDS */ HEADER_TYPE = FITS INTERCHANGE_FORMAT = ASCII RECORDS = 1 DESCRIPTION = "FITS extension header" END_OBJECT = COUNT_RATE_HEADER OBJECT = COUNT_RATE_SERIES INTERCHANGE_FORMAT = BINARY ROWS = 100 /* FITS NAXIS1 keyword */ COLUMNS = 1 ROW_BYTES = 2 SAMPLING_PARAMETER_INTERVAL= 5.80000 SAMPLING_PARAMETER_NAME = TIME SAMPLING_PARAMETER_UNIT = SECONDS DESCRIPTION = " These count rate data are a vector that gives the measured count rate from the observation. Data are in units of counts per time hack interval" OBJECT = COLUMN NAME = "COUNTS" DATA_TYPE = MSB_INTEGER START_BYTE = 1 BYTES = 2 OFFSET = 32768 /* FITS BZERO keyword */ END_OBJECT = COLUMN END_OBJECT = COUNT_RATE_SERIES OBJECT = CALIBRATION_HEADER BYTES = 2880 /* RECORD_BYTES x RECORDS */ HEADER_TYPE = FITS INTERCHANGE_FORMAT = ASCII RECORDS = 1 DESCRIPTION = "FITS extension header" END_OBJECT = CALIBRATION_HEADER OBJECT = CALIBRATION_IMAGE LINE_SAMPLES = 1024 /* FITS NAXIS1 keyword */ LINES = 32 /* FITS NAXIS2 keyword */ SAMPLE_BITS = 32 SAMPLE_TYPE = IEEE_REAL AXIS_ORDER_TYPE = FIRST_INDEX_FASTEST LINE_DISPLAY_DIRECTION = UP SAMPLE_DISPLAY_DIRECTION = RIGHT DESCRIPTION = " FITS image containing the calibration constants for each pixel in the data necessary to convert from units of counts to physical units (photons cm^-2). The CODMAC level 2 EDR data (ENG files) has been divided by this image during the calibration pipeline processing. These calibration constants are a function of time and thus are unique to each data file." END_OBJECT = CALIBRATION_IMAGE END