ASP_55028

binary record "ASP_55028"size: 76
Annotated Source Packet for GPSR HKDiagTimeCorrelation

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 recordsize: 56
Instrument Source Packet

idfield namedefinition
0packet_header
binary record "CCSDS_packet_header"size: 6
1data
binary recordsize: 48
idfield namedefinition
0data_field_header
binary record "ASP_Data_Field_Header"size: 12
1SID
binary uint8size: 1
2GST00002
binary uint32size: 1
GPSRE FrontEndTemp
3Spare_24
binary bytessize: 1

hidden: true
4GST00004
binary uint32size: 0:3
GPSRE SerialNumber
5GST00005
binary uint32size: 0:1
GPSRE NomRedFlag
6GST03006
binary uint32size: 0:1
GPSRE TimCor DataValid
7GST00007
binary uint32size: 0:3
GPSRE ReceiverMode
8GST00008
binary uint32size: 1
GPSRE NofRecordsInBlock
9Spare_41
binary bytessize: 0:1

hidden: true
10GST00017
binary uint32size: 0:3
GPSRE NavSolutionMethod
11GST00808
binary uint32size: 1:4
GPSRE QualityIndex
12GST00039
binary uint32size: 2
GPSRE TimeDilOfPrecision
13GST00071
binary uint32size: 4
GPSRE InstrMeasTime Msb
14GST10071
binary uint32size: 4
GPSRE InstrMeasTime Lsb
15GST00072
binary uint32size: 4
GPSRE GPSTimeSec
16GST10072
binary uint32size: 4
GPSRE GPSTimeSubSec
17GST00073
binary timesize: 6
GPSRE LocalOnboardTime

unit: "s since 2000-01-01"

value: float(./days) * 86400 + float(./milliseconds) / 1000
binary recordsize: 6
EPS short cds

idfield namedefinition
0days
binary uint16size: 2
days since January 1st, 2000 (must be positive)

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

unit: "1e-3 s"
18GST10073
binary uint32size: 2
GPSRE LocalOnboardTMuSec
19Spare_Align
binary bytessize: 3

hidden: true
2crc
binary uint16size: 2