HAPEX SAHEL Information System
A joint project between CESBIO, ORSTOM and CNES

PORTOS_RAD_DAT

Comment:

This Table contains Collect of airborne multichannel radiometric data .

Principal investigator:

Olivier GROSJEAN

The fields of the table are:

1. GRID_ID : This column contains the name of the grid where the data was taken.
2. GRID_ORDER : This column contains the number of the station in the grid cell.
3. OBS_DATE : This column contains the date when the observation was made in DD-MON-YY) .
4. OBS_TIME : This column contains the time when the observation was made in UTMHHMISS HH:hours MI:minutes SS:seconds.
5. CHANNEL : This column contains the Channel. 1:1.4 2:5H 3:5V 4:10H 5:10V 6:24H 7:24V 8:36H 9:36V 10:90H 11:90V ( channel number: frequency GHz and polarization).
6. LATITUDE : This column contains the Geographic latitude of the target - decimal degrees - Aircraft INS + GPS .
7. LONGITUDE : This column contains the geographic Longitude of the target - decimal degrees - Aircraft INS + GPS .
8. ALTITUDE : This column contains the Altitude of the target obove the see level (meter) .
9. VIEW_ANGLE : This column contains the Angle between the antenna boresight and the local vertical (degrees) .
10. DISTANCE : This column contains the Distance antenna-target (meter) .
11. AIR_TEMPERATURE : This column contains the Air Temperature measured near the atenna (degrees C).
12. BRIGHTNESS_TEMPERATURE : This column contains the Brightness Temperature of the target (Kelvin degree) .
13. CERT_LEVEL : This column contains the certification level for the data : T)est,C)hecked by PI, U)nchecked by PI.
14. REV_DATE : This column contains the revision date for the data in the format DD-MMM-YY.

Associated keywords

• Air Temperature
• Brightness Temperatures
• PORTOS

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