id | field name | definition |
0 | sensing_time |
binary time | size: 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 record | size: 12 |
ENVISAT binary datetime
id | field name | definition |
0 | days |
binary int32 | size: 4 |
days since January 1st, 2000 (may be negative)
unit: "days since 2000-01-01"
|
|
1 | seconds |
binary uint32 | size: 4 |
seconds since start of day
unit: "s"
|
|
2 | microseconds |
binary uint32 | size: 4 |
microseconds since start of second
unit: "1e-6 s"
|
|
|
|
|
1 | packet_length |
binary uint16 | size: 2 |
Packet length = (length of source packet excluding 6 bytes) - 1
|
|
2 | num_vcdu |
binary uint16 | size: 2 |
Number of VCDUs containing current SP
|
|
3 | num_vcdu_missing |
binary uint16 | size: 2 |
Number of missing VCDUs containing current SP
|
|
4 | crc_flag |
binary uint8 | size: 1 |
CRC Error Flag, identifying the detection of a CRC error in the packet (1 = CRC error, 0 = no CRC error)
|
|
5 | spare |
binary bytes | size: 1 |
spare
|
hidden: true
|
6 | source_packet |
binary record | size: 36 |
Instrument Source Packet
id | field name | definition |
0 | packet_header |
|
1 | data |
binary record | size: 28 |
id | field name | definition |
0 | data_field_header |
|
1 | SID |
|
2 | THT00029 |
binary uint16 | size: 2 |
TCL_2_ANG_14A_ObBoomIf
|
|
3 | THT00057 |
binary uint16 | size: 2 |
TCL_4_ANG_14B_ObBoomIf
|
|
4 | THT00087 |
binary uint16 | size: 2 |
TCL_6_ANG_14C_ObBoomIf
|
|
5 | THT00032 |
binary uint16 | size: 2 |
TCL_2_ANG_17A_ObSubsys
|
|
6 | THT00060 |
binary uint16 | size: 2 |
TCL_4_ANG_17B_ObSubsys
|
|
7 | THT00090 |
binary uint16 | size: 2 |
TCL_6_ANG_17C_ObSubsys
|
|
8 | THT00115 |
binary uint16 | size: 2 |
TCM_8_ANY_NeaOb
|
|
9 | Spare_53 |
hidden: true
|
|
|
2 | crc |
|
|
|