HAPEX HAPEX SAHEL Information System
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PIPER_SARATOGA_DAT

Comment:
This Table contains measurements of surface reflectances in the visible and near infrared and surface temperature of the HAPEX-Sahel subsites from a low altitude light aircraft.
Principal investigator:
Niall P. HANAN
The fields of the table are:
  1. GRID_ID : The name of the grid where the data was taken.
  2. GRID_ORDER : The number of the station in the grid cell.
  3. OBS_DATE : This column contains the observation date
  4. OBS_TIME : This column contains the observation time ( GMT ) in the format: hhmmss.
  5. NB_OBS : This column contains the number of observation used for averaging.
  6. ZENITH_ANGLE : This column contains the zenith angle in degrees.
  7. AZIMUTH_ANGLE : This column contains the azimuth angle in degrees.
  8. RAD_TM1 : This column contains the Radiance TM1 W/(ster.m2)
  9. STD_RAD_TM1 : This column contains the standard deviation of TM1 W/(ster.m2)
  10. RAD_TM2 : This column contains the Radiance TM2 W/(ster.m2)
  11. STD_RAD_TM2 : This column contains the standard deviation TM2 W/(ster.m2)
  12. RAD_TM3 : This column contains the Radiance TM3 W/(ster.m2)
  13. STD_RAD_TM3 : This column contains the standard deviation TM3 W/(ster.m2)
  14. RAD_TM4 : This column contains the Radiance TM4 W/(ster.m2)
  15. STD_RAD_TM4 : This column contains the standard deviation TM4 W/(ster.m2)
  16. SURF_TEMP : This column contains the surface temperature (Celsius)
  17. STD_SURF_TEMP : This column contains the standard deviation of the temperature (Celsius)
  18. REF_TM1 : This column contains the Reflectance TM1.
  19. STD_REF_TM1 : This column contains the standard deviation of the reflectance TM1
  20. REF_TM2 : This column contains the reflectance TM2.
  21. STD_REF_TM2 : This column contains the standard deviation of the reflectance TM2
  22. REF_TM3 : This column contains the reflectance TM3.
  23. STD_REF_TM3 : This column contains the standard deviation of the reflectance TM3
  24. REF_TM4 : This column contains the reflectance TM4.
  25. STD_REF_TM4 : This column contains the standard deviation of the reflectance TM4
  26. NDVI : This column contains the NDVI.
  27. STD_NDVI : This column contains the standard deviation of the NDVI
  28. CERT_LEVEL : This column contains the certification level for the data : T)est,C)hecked by PI, U)nchecked by PI.
  29. REV_DATE : This column contains the revision date for the data in the format DD-MMM-YY.
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