| 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 |
|
|
|