| id | field name | definition |
|---|
| 0 | dsr_time |
| binary time | size: 12 |
|---|
Start time of scan phase
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 | dsr_length |
| binary uint32 | size: 4 |
|---|
Length of this DSR in bytes
unit: "bytes"
|
|
| 2 | quality_flag |
| binary int8 | size: 1 |
|---|
|
Quality Indicator (-1 if empty DSR)
|
|
| 3 | orb_phase |
| binary float | size: 4 |
|---|
|
Orbit phase after eclipse of the state (range: 0-1)
|
|
| 4 | meas_cat |
| binary uint16 | size: 2 |
|---|
|
Measurement Category
|
|
| 5 | state_id |
| binary uint16 | size: 2 |
|---|
|
State ID
|
|
| 6 | dur_scan_phase |
| binary uint16 (double) | size: 2 |
|---|
Duration of scan phase of the state
unit: "1/16 s"
converted unit: "s" (multiply by 1/16)
|
|
| 7 | num_geo |
| binary uint16 | size: 2 |
|---|
|
Number of Geolocation Values
|
|
| 8 | total_num_frac_pol |
| binary uint16 | size: 2 |
|---|
|
Total number of Fractional Polarisation Values
|
|
| 9 | num_diff_intg_times |
| binary uint16 | size: 2 |
|---|
|
Number of different integration times
|
|
| 10 | intg_times |
| binary array[64] | size: 128 |
|---|
Integration times: Ordering from longest to shortest integration time
| binary uint16 | size: 2 |
|---|
|
unit: "1/16 s"
|
|
|
| 11 | repetition_factors |
| binary array[64] | size: 128 |
|---|
Repetition factors: Ordering from lowest to highest, one per integration time
|
|
| 12 | frac_pol |
| binary array[dim_0] |
|---|
Fractional polarisation values (from longest to shortest integration time)
dim_0: int(../total_num_frac_pol)
| binary record "" | size: 256 |
|---|
|
|
| 13 | geo |
| binary array[dim_0] |
|---|
Geolocation
dim_0: int(../num_geo)
| binary record "" | size: 108 |
|---|
|
|