Difference between revisions of "MODIS LST"

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|Clear_night_cov:  night clear sky coverage  || None  || 16-bit unsigned integer  || 0  || 1–65535  || 0.00004
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Revision as of 14:37, 16 June 2009

MOD11A1 - MODIS Land Surface Temperature Product

6/16/2009 - Peter and Karl meet re acquiring and projecting Sierra Nevada Data

Version 5 data seems to be complete on LPDAAC datapools (and ftp) Data Size is 3 to 6 MB per granule. For Sierra, 3 granules, 9 years, 365 days = 30 to 60 GB Projected data is similar in size. Total Space between 60 and 120 GB

NASA data products homepage for LST [1] DAAC description [2]

Science Data Sets (HDF Layers) UNITS BIT TYPE FILL VALID RANGE MULTIPLY BY SCALE FACTOR
LST_Day_1km: Daily daytime 1km grid land surface temperature Kelvin 16-bit unsigned integer 0 7500–65535 0.02
QC_Day: Quality control for daytime LST and emissivity Bit Field 8-bit unsigned integer See QA NOTE 0–255 na
Day_view_time: Time of daytime land surface temperature observation Hours 8-bit unsigned integer 255 0–240 0.1
Day_view_angle: View zenith angle of daytime land surface temperature Degree 8-bit unsigned integer 255 0–130 1 (- 65)
LST_Night_1km: Daily nighttime 1km grid land surface temperature Kelvin 16-bit unsigned integer 0 7500–65535 0.02
QC_Night: Quality control for nighttime LST and emissivity Bit Field 8-bit unsigned integer See QA NOTE 0–255 na
Night_view_time: Time of nighttime land surface temperature observation Hours 8-bit unsigned integer 255 0–240 0.1
Night_view_angle: View zenith angle of nighttime land surface temperature Degree 8-bit unsigned integer 255 0–130 1 (-65)
Emis_31: Band 31 Emissivity none 8-bit unsigned integer 0 1–255 0.0020 (+ 0.49)
Emis_32: Band 32 Emissivity none 8-bit unsigned integer 0 1–255 0.0020 (+ 0.49)
Clear_day_cov: day clear sky coverage None 16-bit unsigned integer 0 1–65535 0.00004
Clear_night_cov: night clear sky coverage None 16-bit unsigned integer 0 1–65535 0.00004