Search found 97 matches
- Tue Apr 18, 2023 11:02 am America/New_York
- Forum: Questions/Comments
- Question: about mod09gq
- Replies: 1
Re: about mod09gq
Hello It has not been processed for clouds and snow. Pixel level QA information from clouds are stored in the MOD09GA 1KM State flags. MODIS Surface Reflectance does not view cloud pixels as bad but rather a state of being. So it collects the reflectance off of cloud tops or snow just as it would dr...
- Tue Apr 18, 2023 10:08 am America/New_York
- Forum: Questions/Comments
- Question: ECOSTRESS Data
- Replies: 6
Re: ECOSTRESS Data
Hello,
Sorry for the delay on this. We were in contact with the Ecostress Science team, and we are quite sure this is a cloud top issue. I double checked with MODIS data for that time an area and MODIS called it fill because of cloud issues
Thanks,
Brett
Sorry for the delay on this. We were in contact with the Ecostress Science team, and we are quite sure this is a cloud top issue. I double checked with MODIS data for that time an area and MODIS called it fill because of cloud issues
Thanks,
Brett
- 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 ...
- 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
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
- 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/...
- 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
We might have some alternative options also, what specific data product are you working with?
Thanks,
Brett
- 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...
- 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
I am sorry, I am not exactly sure what the issue is, were you expecting the statistics in the tiff metadata file?
Thanks,
Brett
- 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
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
- 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....