CCSD3ZF0000100000001NJPL3IF0PDS200000001 = SFDU_LABEL /* File Format and Length */ PDS_VERSION_ID = PDS3 RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 61 FILE_RECORDS = 700 DATA_SET_ID = "GIO-C-OPE-3-RDR-HALLEY-V1.0" TARGET_NAME = HALLEY OBSERVATION_ID = "083002" OBSERVATION_TIME = "UNK" START_TIME = "UNK" /* Record Pointer to Object */ ^TABLE = "OPE00002.TAB" /* Description of Object in File */ OBJECT = TABLE ROWS = 700 ROW_BYTES = 61 INTERCHANGE_FORMAT = ASCII NOTE = "Created by FITS2PDS" COLUMNS = 5 DESCRIPTION = " GIOTTO - HOPE OPTICAL PROBE EXPERIMENT PHASE 2 OBSERVATIONS 13-14 MARCH 1986 DATA PREPARED 17 FEB 1989 BY: LAB. D'ASTRONOMIE SPATIALE (MARSEILLE-FRANCE) AND SPACE ASTRONOMY LABORATORY ASTRONOMY DEPARTMENT UNIVERSITY OF FLORIDA CONTACT: A.LLEBARIA, P.LAMY AT L.A.S. FRANK GIOVANNE AT ASTRONOMY DEPT. UNIVERSITY OF FLORIDA COMMENT -----ADDED BY A.C.LEVASSEUR-REGOURD AT CNRS---------- COMMENT Absolute Calibration COMMENT Due to the reduced amount of time available for calibrations after COMMENT the flight detector was available, the absolute-radiance sensitivity COMMENT of the instrument had been inferred by considering the individual COMMENT spectral transmissions of each optical component, the field of view COMMENT of the instrument, the photocathode spectral sensitivity and the total COMMENT responsivity of the microchannel plate photomultiplier (Giovane, F., COMMENT et al. 1991). The results were the following: COMMENT COMMENT Channel Wavelength Bandpass Responsivity COMMENT nm 50% peak, nm 10**-7 Wm**-2sr**-1microm**-1ct**-1 COMMENT Blue 442 5 2.09 COMMENT Green 576 10 0.88 COMMENT Red 718 4 4.40 COMMENT OH 310 6 16.81 COMMENT CN 387 4 8.20 COMMENT CO+ 424 4 1.34 COMMENT C2 514 4 3.75 COMMENT COMMENT The on-board calibration tritium-phosphor source (mounted on the COMMENT back of the baffle cover), which allowed the instrument to be COMMENT tested during the pre-Halley-encounter cruise, was released with COMMENT the baffle cover prior to Halley encounter. " OBJECT = COLUMN NAME = "0.441 CONTINUUM" DATA_TYPE = ASCII_REAL BYTES = 12 UNIT = "WATT/CM**2/STR/ANG" START_BYTE = 1 FORMAT = "E12.4" END_OBJECT OBJECT = COLUMN NAME = "0.576 CONTINUUM" DATA_TYPE = ASCII_REAL BYTES = 12 UNIT = "WATT/CM**2/STR/ANG" START_BYTE = 14 FORMAT = "E12.4" END_OBJECT OBJECT = COLUMN NAME = "0.718 CONTINUUM" DATA_TYPE = ASCII_REAL BYTES = 12 UNIT = "WATT/CM**2/STR/ANG" START_BYTE = 27 FORMAT = "E12.4" END_OBJECT OBJECT = COLUMN NAME = "CO+" DATA_TYPE = ASCII_REAL BYTES = 12 UNIT = "WATT/CM**2/STR/ANG" START_BYTE = 40 FORMAT = "E12.4" END_OBJECT OBJECT = COLUMN NAME = "COMETOCENTRIC_DISTANCE" DATA_TYPE = ASCII_INTEGER BYTES = 6 UNIT = "KILOMETERS" START_BYTE = 53 FORMAT = I6 END_OBJECT END_OBJECT = TABLE END