Forum

Hello, We have noticed that there is no new 375-m/750-m VIIRS data (VNP02/03 IMG and MOD, and VJ102/03 IMG and MOD) granules return from the CMR API starting February 12, 2026. These data do seem to be in the LAADS DAAC archive, however, and can be fetched with the LAADS DAAC v2 API. Additionally, w...

Thanks for the reply. I actually figured out the issue shortly after I posted this. You can change the way GDAL handles NETCDF layers (bottom up or down) by default by setting the GDAL configuration option `GDAL_NETCDF_BOTTOMUP=NO`. This allows GDAL to read in the geolocation arrays correctly and th...

Hello, I had a question regarding the geolocation of VNP09 VIIRS 375m and 750m surface reflectance data to create GeoTIFFs. I am getting all of the files from the LAADS 5000 archive, using the VNP09 (HDF4) files and the VNP03IMGLL (HDF5) and VNP03MODLL (HDF5) files to get the geolocation arrays for ...

We were hitting so many 504 errors with that server/endpoint we switched to using the https://ladsweb.modaps.eosdis.nasa.gov/opendap/RemoteResources/laads/allData/6/MOD02QKM/contents.html as described in https://forum.earthdata.nasa.gov/viewtopic.php?t=3504#confirm_external_link-modal We also find t...