| id | field name | definition |
|---|
| 0 | starttime |
| binary time | size: 12 |
|---|
Start date and time of the SCA profile covered by the present 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 | sca_optical_properties |
| binary array[24] | size: 960 |
|---|
| binary record | size: 40 |
|---|
Structure containing SCA products
| id | field name | definition |
|---|
| 0 | extinction |
| binary double | size: 8 |
|---|
Particle extinction coefficient of the bin. Missing value: -1e+06.
unit: "10^-6 m^-1"
|
|
| 1 | backscatter |
| binary double | size: 8 |
|---|
Particle backscatter coefficient of the bin. Missing value: -1e+06.
unit: "10^-6 sr m^-1"
|
|
| 2 | lod |
| binary double | size: 8 |
|---|
|
Particle LOD of the bin. Missing value: -1.
|
|
| 3 | sr |
| binary double | size: 8 |
|---|
|
Scattering ratio of the height bin. Missing value: -1.
|
|
| 4 | lr |
| binary double | size: 8 |
|---|
Particle extinction-to-backscatter ratio. Missing value: -1.
unit: "sr"
|
|
|
|
|
| 2 | geolocation_middle_bins |
| binary array[24] | size: 384 |
|---|
| binary record | size: 16 |
|---|
Horizontal averaged coordinates of the boundaries of the middle bins over the BRC. Middle bins are made of 2 halves of adjacent Rayleigh bins.
| id | field name | definition |
|---|
| 0 | longitude |
| binary int32 (double) | size: 4 |
|---|
Longitude of the start point of the profile middle bin
unit: "1e-6 degrees_east"
converted unit: "degrees_east" (multiply by 1/1000000)
|
|
| 1 | latitude |
| binary int32 (double) | size: 4 |
|---|
Latitude of the start point of the profile middle bin
unit: "1e-6 degrees_north"
converted unit: "degrees_north" (multiply by 1/1000000)
|
|
| 2 | altitude |
| binary double | size: 8 |
|---|
Bottom altitude of the middle bin
unit: "m"
|
|
|
|
|
| 3 | sca_optical_properties_mid_bins |
| binary array[23] | size: 920 |
|---|
| binary record | size: 40 |
|---|
Structure containing SCA BRC-level products in bins made from 2 halves of adjacent original Rayleigh bins
| id | field name | definition |
|---|
| 0 | extinction |
| binary double | size: 8 |
|---|
Particle extinction coefficient of the middle bin. Missing value: -1e+06.
unit: "10^-6 m^-1"
|
|
| 1 | backscatter |
| binary double | size: 8 |
|---|
Particle backscatter coefficient of the middle bin. Missing value: -1e+06.
unit: "10^-6 sr m^-1"
|
|
| 2 | lod |
| binary double | size: 8 |
|---|
|
Particle LOD of the middle bin. Missing value: -1.
|
|
| 3 | ber |
| binary double | size: 8 |
|---|
|
Backscatter-to-extinction ratio of the middle bin. Missing value: -1.
|
|
| 4 | lr |
| binary double | size: 8 |
|---|
Particle extinction-to-backscatter ratio of the middle bin. Missing value: -1.
unit: "sr"
|
|
|
|
|
| 4 | attenuated_backscatter_values |
| binary array[dim_0, 24] |
|---|
dim_0: $num_meas_max_brc
| binary record | size: 16 |
|---|
Structure containing containing cross-talk corrected attenuated molecular and particulate backscatter on Rayleigh height bins; missing values are indicated by 0
| id | field name | definition |
|---|
| 0 | attenuated_molecular_backscatter |
| binary double | size: 8 |
|---|
Attenuated molecular backscatter on Rayleigh height bin. Missing value: 0.
unit: "sr^-1 m^-1"
|
|
| 1 | attenuated_particulate_backscatter |
| binary double | size: 8 |
|---|
Attenuated particulate backscatter on Rayleigh height bin. Missing value: 0.
unit: "sr^-1 m^-1"
|
|
|
|
|