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@alberto_silva_2024 We have forwarded your questions to the science team to provide some additional assistance with your inquiry. I will follow up with you once I hear back from the science team.
Thank you for your patience.
Janice

@alberto_silva_2024 Please find the guidance our scientists provided.
Level-2 products are already in physical units. All you need to do is take the pixel value and multiply it by the scale factor to get the physical measurement.
Let me know if this helps.
LP DAAC User Services

alberto_silva_2024 Thank you for your question. ASTER Version 3 data were decommissioned on Dec 15, 2025, and they are no longer available. ASTER V004 which is archived in CMR does not provide it as a separate file. So rather than being processed on demand the data will be archived in the cloud. AS...

Version 3.104 of the Application for Extracting and Exploring Analysis Ready Samples ( AppEEARS ) has been released. This release adds the Visible Infrared Imaging Radiometer Suite ( VIIRS ) Actual and Potential Evapotranspiration (ET) Version 2 data products from the Suomi National Polar-orbiting ...

NASA’s Land Processes Distributed Active Archive Center ( LP DAAC ) has completed processing the historical archive of the Advanced Spaceborne Thermal Emission and Reflection Radiometer ( ASTER ) data into Version 4 products. All 4.7+ million ASTER observations from 2000 to 2025 are now available fo...

nufaisa Unfortunately, ASTER Version 3 and 3.1 are no longer available. ASTER V004 which is archived in CMR does not provide it as a separate file. So rather than being processed on demand the data will be archived in the cloud. ASTER V4 Product User Guide: https://lpdaac.usgs.gov/documents/2265/AS...

nufaisa Thank you for your question. The ASTER L1 V003 data is no longer available as of December 15, 2025. Our science support suggests that using a free tool such as the GDAL to convert to a single GeoTiff file may assist you with HDF to GeoTiff. How to use gdal to convert HDF multi-band file to ...

Version 3.102 of the Application for Extracting and Exploring Analysis Ready Samples ( AppEEARS ) was released on Dec. 9, 2025, and this release adds the Harmonized Landsat and Sentinel-2 ( HLS ) Landsat Operational Land Imager Vegetation Indices Daily Global 30 m Version 2.0 ( HLSL30_VI ) and HLS S...

Issued Dec. 5, 2025 The following Advanced Spaceborne Thermal Emission and Reflection Radiometer ( ASTER ) Version 3 and 3.1 data products are scheduled to be decommissioned on Dec. 15, 2025: ASTER Digital Elevation Model V003 ASTER L1A Reconstructed Unprocessed Instrument Data V003 ASTER L1B Regist...

NASA's Land Processes Distributed Active Archive Center ( LP DAAC ) has released Version 3.101 of the Application for Extracting and Exploring Analysis Ready Samples ( AppEEARS ). This release adds the Visible Infrared Imaging Radiometer Suite ( VIIRS ) Snow Cover Daily Level 3 Global Products from ...