Search found 83 matches

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
by LP DAAC - lien
Thu Feb 09, 2023 7:14 am America/New_York
Forum: Questions/Comments
Question: MAIAC Aerosol Type
Replies: 4

Re: MAIAC Aerosol Type

Hi Jennifer, I believe the aerosol type is in the Status QA SDS layer. Bits 9-10 are referred to as AOD Type. The 3 types are: 00=Background aerosol 01=Smoke 10=Dust Please see pages 10-12 of the User Guide for more information: https://lpdaac.usgs.gov/documents/1500/MCD19_User_Guide_V61.pdf Let us ...
by LP DAAC - lien
Tue Feb 07, 2023 9:30 am America/New_York
Forum: Questions/Comments
Question: HLS v2.0 data availability
Replies: 2

Re: HLS v2.0 data availability

Hi Kim-Cedric, The HLS providers are just beginning to process the pre-2021 Sentinel data into the HLS data set. The Sentinel 2 data has been reprocessed and is now compatible with the HLS. The plan is to begin with the 2020 data and work back to 2015. It is scheduled to be complete this fall. Thank...