Product Version History

AMSR-E Level1/Higher Product Version History

Latest Version
  • Level 1 Product: Version 4
  • Level 2 Product: Version 8
  • Level 3 Product: Brightness temperature Version 4 and Geophysical parameters Version 8
Revision Record
2019.7.5Level 2 Product Version 8 and Level 3 Product (Brightness Temperature Version 4, Geophysical data Version 8) release
  • File format change (HDF5, AMSR2 format),
  • Extend swath width from 196 points to 243 points,
  • Algorithm revision: Applying the latest version of each AMSR2 algorithm and reprocessing all AMSR-E products
* Level2 and Level 3 products is released sequentially from July 5, 2019.
2018.4.2Level 1 Product Version 4 release;
  • File format change (HDF5, AMSR2 format),
  • Extend swath width from 196 points to 243 points,
  • Revision of the hot load calibration method,
  • Revision of geometric parameters,
  • Scanning bias correction, and
  • L1R release (new product).
2011.9.29Level 1 Product Version 3 release
2011.9.29Higher Level Product Version 7 release
  • Algorithm revision: WV(Water Vapor), SSW(Sea Surface Wind), SST(Sea Surface Temperature), IC(Sea Ice Concentration), SWE(Snow Depth), SM(Soil Moisture, L3 Algorithm, Taipoint for IC
2008.3.25Higher Level Product Version 6 release
  • Algorithm revision: SST(Sea Surface Temperature), SM(Soil Moisture)
2007.3.12Higher Level Product Version 5 release
  • Algorithm revision: SST(Sea Surface Temperature), SSW(Sea Surface Wind), IC(Sea Ice Concentration)
2006.3.15Higher Level Product Version 4 release
  • Algorithm revision: WV(Water Vapor), CLW(Could Liquid Water), AP(Precipitation), SSW(Sea Surface Wind), SST(Sea Surface Temperature), IC(Sea Ice Concentration), SWE(Snow Depth), SM(Soil Moisture)
2005.3.1Level 1 Product Version 2 release
2005.3.1Higher Level Product Version 3 release
  • Algorithm revision: WV(Water Vapor), CLW(Could Liquid Water), AP(Precipitation), SSW(Sea Surface Wind), SST(Sea Surface Temperature), IC(Sea Ice Concentration), SWE(Snow Depth), SM(Soil Moisture)
2004.12.21Note: Algorithm codes for AP(Precipitation) and SWE(Snow Depth) were modified due to the deficit of the 89GHz A channel.
2004.03.12Higher Level Product Version 2 release
  • Algorithm revision: AP(Precipitation), SSW(Sea Surface Wind), SST(Sea Surface Temperature)
  • New products: CLW(Could Liquid Water), SWE(Snow Depth), SM(Soil Moisture)
2003.9.19Higher Level Product Version 1 release
  • New products: WV(Water Vapor), AP(Precipitation), SSW(Sea Surface Wind), SS T(Sea Surface Temperature), IC(Sea Ice Concentration)
2003.6.18Level 1 Product Version 1release