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This document describes the NSIDC AMSR HDF-EOS2 data files.
The following table summarizes the information collected for the files:
| File type | File size(avg.) | Geolocation Field | Datafield Dim. Range | CF-compliant information |
|---|---|---|---|---|
| HDF-EOS2 (Swath) | 10MB - 50MB | Lat/Lon = 2D | 1D to 3D | 1. Geolocation fields do not have 'units' and 'long_name' attributes, but datafields have 'units' attribute; 2. There are fill values inside the data but there is neither a 'Fill_Value' attribute nor a 'missing value' attribute; |
The following table summarizes the information collected the files:
| File type | File size(avg.) | Number of grid | Has lat/lon | Projection | Datafield Dim. Range | CF-compliant information |
|---|---|---|---|---|---|---|
| HDF-EOS2
(Grid) |
106KB -60MB | 1 or 2 | No | GEO, LAMAZ, CEA, PS* | 2D | 1. Some datafields have ‘Unit’ attribute, rest do not have either of ‘units/units’ or ‘long_name’ attributes; 2. There are fill values inside the data but there is neither a 'Fill_Value' attribute nor a 'missing value' attribute; 3. Special characters, such as Parentheses '()'**. |
The following table summarizes the information collected the files:
| File type | File size(avg.) | Number of point | Point Name | Level Name | Point Field Name |
|---|---|---|---|---|---|
| HDF-EOS2
(point) |
889KB | 1 | AMSR-E Level 2B Land Data | Land Parameters | Time, Latitude, Longitude, Row_Index, Column_Index, TB_QC_Flag, Heterogeneity_Index, Surface_Type, Soil_Moisture, Veg_Water_Content, Land_Surface_Temp, Inversion_QC_Flag_1, Inversion_QC_Flag_2, Inversion_QC_Flag_3 |
To retrieve sample AMSR files and read the detailed description of these files, please click here.