| 2024.2.1 | Total Precipitable Water (TPW) Level 3 low resolution (0.25-degree grid) products Version 8.221.221 release
- Correction of grid processing range
* TPW Level 3 products are released sequentially from February 1, 2024.
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| 2019.7.5 | Level 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.
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| 2018.4.2 | Level 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).
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| 2011.9.29 | Level 1 Product Version 3 release |
| 2011.9.29 | Higher 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
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| 2008.3.25 | Higher Level Product Version 6 release
- Algorithm revision: SST(Sea Surface Temperature), SM(Soil Moisture)
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| 2007.3.12 | Higher Level Product Version 5 release
- Algorithm revision: SST(Sea Surface Temperature), SSW(Sea Surface Wind), IC(Sea Ice Concentration)
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| 2006.3.15 | Higher 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)
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| 2005.3.1 | Level 1 Product Version 2 release |
| 2005.3.1 | Higher 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)
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| 2004.12.21 | Note: Algorithm codes for AP(Precipitation) and SWE(Snow Depth) were modified due to the deficit of the 89GHz A channel. |
| 2004.03.12 | Higher 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)
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| 2003.9.19 | Higher 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)
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| 2003.6.18 | Level 1 Product Version 1release |