CCSD3ZF0000100000001NJPL3IF0PDSX00000001 PDS_VERSION_ID = PDS3 /* File Characteristics */ RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 82 FILE_RECORDS = 61 /* Data Object Pointers */ ^TABLE = "GALDCODE.TAB" /* Identification Keywords */ DATA_SET_NAME = "GALILEO DUST DETECTOR SYSTEM V1.0" DATA_SET_ID = "GO-D-GDDS-5-DUST-V1.0" PRODUCT_ID = "GALD-GALDCODE-199603" FILE_TITLE = "Galileo Integer Code Table" SPACECRAFT_NAME = "Galileo Orbiter" INSTRUMENT_NAME = "Galileo Dust Detector" TARGET_NAME = DUST START_TIME = 1989-12-31T10:08 STOP_TIME = 1992-12-28T15:47 PRODUCT_CREATION_TIME = 1996-03-06 /* Peer Review Date */ RECORD_FORMAT = "(i3,4e10.2,4f6.1,2f6.1)" /* Data Object Descriptions */ OBJECT = TABLE INTERCHANGE_FORMAT = ASCII ROWS = 61 COLUMNS = 11 ROW_BYTES = 82 DESCRIPTION = "Table of values for codes found within the GALDDUST.TAB dataset. See [GRUNETAL1995B] for more information. The integer codes do not represent a definite value, but a possible range of values, and a value represented within this table is the logarithmic mean of the upper and lower limit of that range. If no value exists for a given integer code, a null value as specified by the keyword 'MISSING_CONSTANT' is inserted." OBJECT = COLUMN NAME = "INTEGER CODE" DESCRIPTION = "This is an integer code assigned to different ranges of physical values for different observables." DATA_TYPE = "ASCII INTEGER" START_BYTE = 1 BYTES = 3 FORMAT = "I3" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "ION AMPLITUDE" UNIT = "COULOMB" DESCRIPTION = "The possible range of amplitudes from the ion collector is divided into logarithmic bins. The ION AMPLITUDE corresponds to the logarithmic mean of the lower and upper values of each bin." NOTE = "INTEGER CODE values 0 and 60 are boundaries for the amplitude measurements. An ION AMPLITUDE less than 1.00E-14 Coulomb is assigned the INTEGER CODE of 0 and an ION AMPLITUDE greater than or equal to 2.20E-08 Coulomb is assigned an INTEGER CODE of 60." DATA_TYPE = "ASCII REAL" START_BYTE = 4 BYTES = 10 FORMAT = "E10.2" MISSING_CONSTANT = 0.00E+00 END_OBJECT = COLUMN OBJECT = COLUMN NAME = "ELECTRON AMPLITUDE" UNIT = "COULOMB" DESCRIPTION = "The possible range of amplitudes from the electron collector is divided into logarithmic bins. The ELECTRON AMPLITUDE corresponds to the logarithmic mean of the lower and upper values of each bin." NOTE = "INTEGER CODE values 0 and 60 are boundaries for the amplitude measurements. An ELECTRON AMPLITUDE greater than -9.80E-15 Coulomb is assigned the INTEGER CODE of 0, and an ELECTRON AMPLITUDE less than or equal to -2.20E-08 Coulomb is assigned an INTEGER CODE of 60." DATA_TYPE = "ASCII REAL" START_BYTE = 14 BYTES = 10 FORMAT = "E10.2" MISSING_CONSTANT = 0.00E+00 END_OBJECT = COLUMN OBJECT = COLUMN NAME = "CHANNELTRON AMPLITUDE" UNIT = "COULOMB" DESCRIPTION = "The possible range of amplitudes from the channeltron is divided into logarithmic bins. The CHANNELTRON AMPLITUDE corresponds to the logarithmic mean of the lower and upper values of each bin." NOTE = "INTEGER CODE values 0 and 31 are boundaries for the amplitude measurements. A CHANNELTRON AMPLITUDE greater than 1.00E-13 Coulomb is assigned the INTEGER CODE of 0, and a CHANNELTRON AMPLITUDE less than or equal to -2.45E-09 Coulomb is assigned an INTEGER CODE of 31." DATA_TYPE = "ASCII REAL" START_BYTE = 24 BYTES = 10 FORMAT = "E10.2" MISSING_CONSTANT = 0.00E+00 END_OBJECT = COLUMN OBJECT = COLUMN NAME = "ENTRANCE GRID AMPLITUDE" UNIT = "COULOMB" DESCRIPTION = "The possible range of amplitudes from the entrance grid is divided into logarithmic bins. The ENTRANCE GRID AMPLITUDE corresponds to the logarithmic mean of the lower and upper values of each bin." NOTE = "INTEGER CODE values 0 and 30 are boundaries for the negative amplitude measurements. An ENTRANCE GRID AMPLITUDE greater than -1.80E-14 Coulomb and negative are assigned the INTEGER CODE of 0, and an ENTRANCE GRID AMPLITUDE less than or equal to -1.20E-10 Coulomb is assigned an INTEGER CODE of 30. A positive ENTRANCE GRID AMPLITUDE has an INTEGER CODE value between 32 and 47. An ENTRANCE GRID AMPLITUDE less than 9.20E-15 Coulomb and positive has an INTEGER CODE of 32, and an ENTRANCE GRID AMPLITUDE greater than or equal to 1.20E-12 Coulomb has an INTEGER CODE of 47" DATA_TYPE = "ASCII REAL" START_BYTE = 34 BYTES = 10 FORMAT = "E10.2" MISSING_CONSTANT = 0.00E+00 END_OBJECT = COLUMN OBJECT = COLUMN NAME = "ION RISE TIME" UNIT = "MICROSECOND" DESCRIPTION = "The possible range of times from the rise time of the ion collector signal is divided into logarithmic bins. The ION RISE TIME corresponds to the logarithmic mean of the lower and upper values of each bin." NOTE = "INTEGER CODE values 0 and 15 are boundaries for the rise time measurements. An ION RISE TIME less than 10 microseconds is assigned the INTEGER CODE of 0, and an ION RISE TIME greater than 96.5 microseconds is assigned an INTEGER CODE of 15." DATA_TYPE = "ASCII REAL" START_BYTE = 44 BYTES = 6 FORMAT = "F6.1" MISSING_CONSTANT = -99.9 END_OBJECT = COLUMN OBJECT = COLUMN NAME = "ELECTRON RISE TIME" UNIT = "MICROSECOND" DESCRIPTION = "The possible range of times from the rise time of the electron collector signal is divided into logarithmic bins. The ELECTRON RISE TIME corresponds to the logarithmic mean of the lower and upper values of that bin." NOTE = "INTEGER CODE values 0 and 15 are boundaries for the rise time measurements. An ELECTRON RISE TIME less than 10 microseconds is assigned the INTEGER CODE of 0, and an ELECTRON RISE TIME greater than 97.6 microseconds is assigned an INTEGER CODE of 15." DATA_TYPE = "ASCII REAL" START_BYTE = 50 BYTES = 6 FORMAT = "F6.1" MISSING_CONSTANT = -99.9 END_OBJECT = COLUMN OBJECT = COLUMN NAME = "ELECTRON ION TIME" UNIT = "MICROSECOND" DESCRIPTION = "The possible range of values of the start time of the electron collector signal minus the start time of the ion collector signal is divided into logarithmic bins. ELECTRON ION TIME corresponds to the logarithmic mean of the lower and upper values of that bin." NOTE = "INTEGER CODE values 0 and 15 are boundaries for the signal time difference measurements. ELECTRON ION TIME values less than -5.0 microseconds are assigned the INTEGER CODE of 0, and ELECTRON ION TIME values greater than 44.0 microseconds are assigned an INTEGER CODE of 15." DATA_TYPE = "ASCII REAL" START_BYTE = 56 BYTES = 6 FORMAT = "F6.1" MISSING_CONSTANT = -99.9 END_OBJECT = COLUMN OBJECT = COLUMN NAME = "ENTRANCE GRID RISE TIME" UNIT = "MICROSECOND" DESCRIPTION = "The possible range of rise times of the entrance grid signal is divided into logarithmic bins. The ENTRANCE GRID RISE TIME corresponds to the logarithmic mean of the lower and upper values of that bin." NOTE = "INTEGER CODE values 0 and 31 are boundaries for the rise time measurements. An ENTRANCE GRID RISE TIME less than 1.0 microseconds is assigned the INTEGER CODE of 0, and an ENTRANCE GRID RISE TIME greater than 404.0 microseconds is assigned an INTEGER CODE of 31." DATA_TYPE = "ASCII REAL" START_BYTE = 62 BYTES = 6 FORMAT = "F6.1" MISSING_CONSTANT = -99.9 END_OBJECT = COLUMN OBJECT = COLUMN NAME = "PARTICLE SPEED ION" UNIT = "METER PER SECOND" DESCRIPTION = "The particle impact speed associated with the ION RISE TIME derived from calibration data (galdcalb.tab)." DATA_TYPE = "ASCII REAL" START_BYTE = 68 BYTES = 6 FORMAT = "F6.1" MISSING_CONSTANT = -99.9 END_OBJECT = COLUMN OBJECT = COLUMN NAME = "PARTICLE SPEED ELECTRON" UNIT = "METER PER SECOND" DESCRIPTION = "The particle impact speed associated with the ELECTRON RISE TIME derived from calibration data (galdcalb.tab)." DATA_TYPE = "ASCII REAL" START_BYTE = 74 BYTES = 6 FORMAT = "F6.1" MISSING_CONSTANT = -99.9 END_OBJECT = COLUMN END_OBJECT = TABLE END