Search found 144 matches

by LP DAAC - lien
Tue Apr 18, 2023 9:27 am America/New_York
Forum: Questions/Comments
Question: MOD13Q1 HDF missing files
Replies: 5

Re: MOD13Q1 HDF missing files

Hi Julio, Ideally,it is best to use the same version, however for now there really is no other choice. When there is coverage from both Versions for you area of interest you may want to make a comparison just to check if there is much difference. The algorithm changes made between the versions were ...
by LP DAAC - lien
Fri Apr 07, 2023 11:25 am America/New_York
Forum: Questions/Comments
Question: Missing MYD11A2 tiles on data.lpdaac.earthdatacloud
Replies: 3

Re: Missing MYD11A2 tiles on data.lpdaac.earthdatacloud

Hello,
Thanks for the heads up on this issue. They should all now be available through CMR also. Before they were only in the LPDAAC Data Pool but they are available in the cloud also. Thanks for your patience.
Brett
by LP DAAC - lien
Tue Mar 28, 2023 11:16 am America/New_York
Forum: Questions/Comments
Question: Accessing the number of times and dates that ISS passed a site
Replies: 2

Re: Accessing the number of times and dates that ISS passed a site

Hello, This can be done using the Earthdata Search Tool: https://search.earthdata.nasa.gov/search You can enter your Gedi data set and select a date range, it will return all collected granules that fit your search parameters. You may also want to take a look at this: https://openaltimetry.org/data/...
by LP DAAC - lien
Tue Mar 28, 2023 9:27 am America/New_York
Forum: Questions/Comments
Question: MOD05 hdf to tiff
Replies: 2

Re: MOD05 hdf to tiff

Good Morning,
We might have some alternative options also, what specific data product are you working with?
Thanks,
Brett
by LP DAAC - lien
Tue Feb 28, 2023 3:55 pm America/New_York
Forum: Questions/Comments
Question: How to load MODIS/Terra+Aqua MAIAC Land Aerosol Optical Depth Daily L2G 1 km SIN Grid (MCD19A2) using Xarray Python
Replies: 2

Re: How to load MODIS/Terra+Aqua MAIAC Land Aerosol Optical Depth Daily L2G 1 km SIN Grid (MCD19A2) using Xarray Python

Hello Unfortunately, we do not have a tutorial for working with MCD19A2 data currently. But you can try the code below. make sure you are using the correct group for this dataset. For this dataset "grid1km" and "grid5km" are valid inputs for "group". you can also choose...
by LP DAAC - lien
Fri Feb 24, 2023 1:01 pm America/New_York
Forum: Questions/Comments
Question: Appeears - MOD11a2 - Scaling factor added to tif via tiftag?
Replies: 5

Re: Appeears - MOD11a2 - Scaling factor added to tif via tiftag?

Hi,
I am sorry, I am not exactly sure what the issue is, were you expecting the statistics in the tiff metadata file?
Thanks,
Brett
by LP DAAC - lien
Tue Feb 21, 2023 10:32 am America/New_York
Forum: Questions/Comments
Question: Can't download GEDI data from Earthdata.
Replies: 4

Re: Can't download GEDI data from Earthdata.

Good morning,
Sorry for the download issues. We had been experiencing server issues, but all should be fine now. Please give it a try and let us know if it is still being a pain, Thanks for your patience.
LPDAAC
by LP DAAC - lien
Tue Feb 14, 2023 1:16 pm America/New_York
Forum: Questions/Comments
Question: MAIAC Aerosol Type
Replies: 4

Re: MAIAC Aerosol Type

Hi Jennifer, We were able to get the answer straight from the MODIS Science Team, and following is what they said: "If smoke/dust is tested for a given pixel, these bits will be set. Different AOD types correspond to different AOD model used in the algorithm, we use these terms interchangeably....
by LP DAAC - lien
Tue Feb 14, 2023 11:00 am America/New_York
Forum: Questions/Comments
Question: Appeears - MOD11a2 - Scaling factor added to tif via tiftag?
Replies: 5

Re: Appeears - MOD11a2 - Scaling factor added to tif via tiftag?

Hi,
The output tiffs should be scaled for point data, but for area samples they are not scaled. Please let me know if you have any questions.
Thanks,
Brett
by LP DAAC - lien
Thu Feb 09, 2023 10:16 am America/New_York
Forum: Questions/Comments
Question: VNP21A1D.001 data availability
Replies: 2

Re: VNP21A1D.001 data availability

Hi,
Unfortunately, that delay is to be expected. The atmospheric input data used to process the MOD/MYD21A1 data sets are created monthly after the end of the corresponding month so there will always be that delay.
Thanks,
Brett