ASP_61074

binary record "ASP_61074"size: 76
Annotated Source Packet for STRE A Str2CcdAscAttitudeTm

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
2S1T02051
binary int32size: 4
STRE A Chu2AttitudeQ1
3S1T02052
binary int32size: 4
STRE A Chu2AttitudeQ2
4S1T02053
binary int32size: 4
STRE A Chu2AttitudeQ3
5S1T02054
binary int32size: 4
STRE A Chu2AttitudeQ4
6S1T02055
binary uint32size: 0:1
STRE A Chu2Sequence
7S1T02056
binary uint32size: 0:1
STRE A Chu2Correction
8S1T02057
binary uint32size: 0:2
STRE A Chu2CameraId
9S1T02058
binary uint32size: 0:1
STRE A Chu2HighRate
10S1T02059
binary uint32size: 0:1
STRE A Chu2BBO
11S1T02060
binary uint32size: 0:1
STRE A Chu2TimeRef
12S1T02061
binary uint32size: 0:1
STRE A Chu2Valid
13S1T02062
binary uint32size: 1
STRE A Chu2Residual
14S1T02063
binary uint32size: 1
STRE A Chu2Locks
15S1T02064
binary uint32size: 1
STRE A Chu2Objects
16S1T02065
binary uint32size: 1
STRE A Chu2StarsFail
17S1T02066
binary uint32size: 1:4
STRE A Chu2AgcFloor
18S1T02067
binary uint32size: 1:4
STRE A Chu2AgcCeiling
19S1T02068
binary timesize: 6
STRE A Chu2CoiTstmpCds

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"
20S1T02272
binary uint32size: 2
STRE A Chu2CoiTstmpMusec
21Spare_Align
binary bytessize: 3

hidden: true
2crc
binary uint16size: 2