| id | field name | definition |
|---|
| 0 | start_of_observation_time |
| binary time | size: 12 |
|---|
Start time at start of BRC
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 | mie_ground_correction_velocity |
| binary double | size: 8 |
|---|
Mie ground correction velocity
unit: "m/s"
|
|
| 2 | rayleigh_ground_correction_velocity |
| binary double | size: 8 |
|---|
Rayleigh ground correction velocity
unit: "m/s"
|
|
| 3 | updated_mie_ground_correction_velocity |
| binary uint8 | size: 1 |
|---|
|
TRUE if Mie ground correction velocity is update
|
|
| 4 | updated_rayleigh_ground_correction_velocity |
| binary uint8 | size: 1 |
|---|
|
TRUE if Rayleigh ground correction velocity is update
|
|
| 5 | mie_average_ground_wind_bin_altitude |
| binary double | size: 8 |
|---|
Average of measurement ground wind bin altitudes for Mie
unit: "m"
|
|
| 6 | rayleigh_average_ground_wind_bin_altitude |
| binary double | size: 8 |
|---|
Average of measurement ground wind bin altitudes for Rayleigh
unit: "m"
|
|
| 7 | mie_average_ground_wind_bin_thickness_above_dem |
| binary double | size: 8 |
|---|
Average ground wind bin thickness (height of the air column) above DEM intersection for Mie
unit: "m"
|
|
| 8 | rayleigh_average_ground_wind_bin_thickness_above_dem |
| binary double | size: 8 |
|---|
Average ground wind bin thickness (height of the air column) above DEM intersection for Rayleigh
unit: "m"
|
|
| 9 | validation_criteria |
| binary record | size: 12 |
|---|
Level 1B ground Wind Direction Validation Criteria
| id | field name | definition |
|---|
| 0 | min_num_mie_ground_echo_measurement_bins |
| binary uint8 | size: 1 |
|---|
|
Minimum number of Mie ground wind bins to validate ground correction factor
|
|
| 1 | min_num_rayleigh_ground_echo_measurement_bins |
| binary uint8 | size: 1 |
|---|
|
Minimum number of Rayleigh ground wind bins to validate ground correction factor
|
|
| 2 | num_mie_ground_bins |
| binary uint8 | size: 1 |
|---|
|
Number of Mie measurements containing ground wind bins
|
|
| 3 | num_rayleigh_ground_bins |
| binary uint8 | size: 1 |
|---|
|
Number of Rayleigh measurements containing ground wind bins
|
|
| 4 | spare_1 |
| binary bytes | size: 8 |
|---|
|
Spare
|
hidden: true
|
|
|
| 10 | measurement_ground_wind_detection |
| binary array[dim_0] |
|---|
dim_0: int(/sph/n_max)
| binary record | size: 20 |
|---|
Level 1B Measurement Ground Wind Detection
| id | field name | definition |
|---|
| 0 | mie_measurement_ground_wind_bin |
|
| 1 | rayleigh_measurement_ground_wind_bin |
|
|
|
|
| 11 | mie_ground_correction_weighting_factor |
| binary double | size: 8 |
|---|
|
Mie ground correction weighting factor
|
|
| 12 | rayleigh_ground_correction_weighting_factor |
| binary double | size: 8 |
|---|
|
Rayleigh ground correction weighting factor
|
|
| 13 | mie_channel_total_zero_wind_correction |
| binary double | size: 8 |
|---|
|
Mie channel total zero wind correction calculated for this observation
|
|
| 14 | rayleigh_channel_total_zero_wind_correction |
| binary double | size: 8 |
|---|
|
Rayleigh channel total zero wind correction calculated for this observation
|
|
| 15 | hbe_mie_ground_correction_velocity |
| binary double | size: 8 |
|---|
Mie ground correction velocity using harmonic bias estimation for the observation
unit: "m/s"
|
|
| 16 | hbe_rayleigh_ground_correction_velocity |
| binary double | size: 8 |
|---|
Rayleigh ground correction velocity using harmonic bias estimation for the observation
unit: "m/s"
|
|
| 17 | spare_1 |
| binary bytes | size: 16 |
|---|
|
Spare
|
hidden: true
|