| id | field name | definition |
|---|
| 0 | dsr_time |
| binary time | size: 12 |
|---|
Start Time of DSR
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 | integr_time |
| binary uint16 (double) | size: 2 |
|---|
Integration time for this DSR
unit: "1/16 s"
converted unit: "s" (multiply by 1/16)
|
|
| 4 | diag |
| binary uint8 | size: 1 |
|---|
|
Diagnostics of the cloud detection algorithm. 0: retrieval of normal water clouds succeded; 1: retrievel of ice clouds succeded; 2: retrievel of polar stratospheric clouds succeded; 3: retrievel of noctilucent clouds succeded; 4-7: not used
|
|
| 5 | wcl_flag |
| binary uint8 | size: 1 |
|---|
|
Flag for normal water clouds. 0: no clouds; 1: partially cloudy; 2: fully cloudy; 3: bad data or cloud top height too high
|
|
| 6 | max_wcl |
| binary float | size: 4 |
|---|
|
Maximum value of CIR for normal water clouds
|
|
| 7 | max_wcl_height |
| binary float | size: 4 |
|---|
Height of maximum value of CIR for normal water clouds
unit: "km"
|
|
| 8 | max_wcl_height_idx |
| binary uint8 | size: 1 |
|---|
|
Height index of maximum value of CIR for normal water clouds
|
|
| 9 | icl_flag |
| binary uint8 | size: 1 |
|---|
|
Flag for ice water clouds. 0: water cloud; 1: ice cloud; 2: bad data (maxheigh_icl is greater than the warning tangent height, warn_th); 9: strange case (maxval_icl is greater than the upper bound for the CIR, upper_bound_cir)
|
|
| 10 | max_icl |
| binary float | size: 4 |
|---|
|
Maximum value of CIR for ice water clouds
|
|
| 11 | max_icl_height |
| binary float | size: 4 |
|---|
Height of maximum value of CIR for ice water clouds
unit: "km"
|
|
| 12 | max_icl_height_idx |
| binary uint8 | size: 1 |
|---|
|
Height index of maximum value of CIR for ice water clouds
|
|
| 13 | psc_flag |
| binary uint8 | size: 1 |
|---|
|
Flag for polar stratospheric clouds. 0: no PSC; 1: PSC
|
|
| 14 | max_psc |
| binary float | size: 4 |
|---|
|
Maximum value of CIR for polar stratospheric clouds
|
|
| 15 | max_psc_height |
| binary float | size: 4 |
|---|
Height of maximum value of CIR for polar stratospheric clouds
unit: "km"
|
|
| 16 | max_psc_height_idx |
| binary uint8 | size: 1 |
|---|
|
Height index of maximum value of CIR for polar stratospheric clouds
|
|
| 17 | nlc_flag |
| binary uint8 | size: 1 |
|---|
|
Flag for noctilucent clouds. 0: no NLC; 1: NLC
|
|
| 18 | max_nlc |
| binary float | size: 4 |
|---|
|
Not used at present
|
|
| 19 | max_nlc_height |
| binary float | size: 4 |
|---|
Maximum height of strictly monotonically increasing radiances for noctilucent clouds
unit: "km"
|
|
| 20 | max_nlc_height_idx |
| binary uint8 | size: 1 |
|---|
|
Maximum height index of strictly monotonically increasing radiances for noctilucent clouds
|
|
| 21 | m1 |
| binary uint16 | size: 2 |
|---|
|
Number of tangent heights for CIR
|
|
| 22 | tangent_height |
| binary array[dim_0] |
|---|
Tangent heights for CIR
dim_0: int(../m1)
| binary float | size: 4 |
|---|
|
unit: "km"
|
|
|
| 23 | m2 |
| binary uint16 | size: 2 |
|---|
|
Number of CIR
|
|
| 24 | cir |
| binary array[dim_0, dim_1] |
|---|
CIR
dim_0: int(../m2)
dim_1: int(../m1)
|
|
| 25 | n |
| binary uint16 | size: 2 |
|---|
|
Number of additional limb cloud parameters
|
|
| 26 | cloud_params |
| binary array[dim_0] |
|---|
Additional limb cloud parameters
dim_0: int(../n)
|
|