ASP_55108

binary record "ASP_55108"
Annotated Source Packet for GPSR SciGPSNAVAlmanac 55308

idfield namedefinition
0sensing_time
binary timesize: 12
Sensing Time. Time of the actual acquisition of the source packet

unit: "s since 2000-01-01"

value: float(./days) * 86400 + float(./seconds) + float(./microseconds) / 1000000
binary recordsize: 12
ENVISAT binary datetime

idfield namedefinition
0days
binary int32size: 4
days since January 1st, 2000 (may be negative)

unit: "days since 2000-01-01"
1seconds
binary uint32size: 4
seconds since start of day

unit: "s"
2microseconds
binary uint32size: 4
microseconds since start of second

unit: "1e-6 s"
1packet_length
binary uint16size: 2
Packet length = (length of source packet excluding 6 bytes) - 1
2num_vcdu
binary uint16size: 2
Number of VCDUs containing current SP
3num_vcdu_missing
binary uint16size: 2
Number of missing VCDUs containing current SP
4crc_flag
binary uint8size: 1
CRC Error Flag, identifying the detection of a CRC error in the packet (1 = CRC error, 0 = no CRC error)
5spare
binary bytessize: 1
spare

hidden: true
6source_packet
binary record
Instrument Source Packet

idfield namedefinition
0packet_header
binary record "CCSDS_packet_header"size: 6
1data
binary record
idfield namedefinition
0data_field_header
binary record "ASP_Data_Field_Header"size: 12
1SID
binary uint8size: 1
2GST00002
binary uint32size: 1
GPSRE FrontEndTemp
3GST00003
binary uint32size: 1
GPSRE NotUsed
4GST00004
binary uint32size: 0:3
GPSRE SerialNumber
5GST00005
binary uint32size: 0:1
GPSRE NomRedFlag
6GST00006
binary uint32size: 0:1
GPSRE AllDataValidFlag
7GST00007
binary uint32size: 0:3
GPSRE ReceiverMode
8GST00008
binary uint32size: 1
GPSRE NofRecordsInBlock
9Group_8
binary array[dim_0]
dim_0: int(../GST00008)
binary recordsize: 36
idfield namedefinition
0GST00009
binary uint32size: 0:3
GPSRE ConstellationID
1GST00011
binary uint32size: 1
GPSRE SpaceVehicleID
2GST00146
binary uint32size: 0:5
GPSRE NotUsed
3GST00018
binary uint32size: 2
GPSRE TimeOfReception
4GST00147
binary uint32size: 1
GPSRE SVIdentityOfDwnld
5GST01003
binary uint32size: 1
GPSRE NotUsed
6GST00148
binary uint32size: 1
GPSRE WeekNumber
7GST00149
binary uint32size: 0:3
GPSRE NavDataHealth
8GST00150
binary uint32size: 0:5
GPSRE SignalHealth
9GST00151
binary int32size: 2
GPSRE SvClkCorrectCnstF0
10GST00152
binary int32size: 2
GPSRE SvClkCorrectCnstF1
11GST02003
binary uint32size: 1
GPSRE NotUsed
12GST00153
binary uint32size: 1
GPSRE SVClkCorrRefTime
13GST00154
binary uint32size: 2
GPSRE Eccentricity
14GST00155
binary int32size: 2
GPSRE DerivatInclination
15GST00156
binary int32size: 2
GPSRE RateRigthAscension
16GST00157
binary uint32size: 4
GPSRE SqrtSemiMajAxis
17GST00158
binary int32size: 4
GPSRE LongAscendNodeOrbt
18GST00159
binary int32size: 4
GPSRE ArgumentOfPerigree
19GST00160
binary int32size: 4
GPSRE MeanAnomalyRefTime
10Spare_Align
binary bytessize: 3

hidden: true
2crc
binary uint16size: 2