Search found 27 matches

by lien
Fri Jan 14, 2022 8:53 am America/New_York
Forum: Questions/Comments
Question: MOD16A2 Unit Conversion
Replies: 1

Re: MOD16A2 Unit Conversion

Hi, Sorry for the delay, we wanted to confirm with the developer of the product. "The kg/m2/8day units are equivalent to mm/8day. Therefore, you just need to apply the 0.1 scale factor to get ET in the desired mm/8day units as noted below. As a check, the typical ET rate over a humid temperate ...
by lien
Fri Jan 14, 2022 8:38 am America/New_York
Forum: Questions/Comments
Question: Large shift in a MOD09GQ image
Replies: 3

Re: Large shift in a MOD09GQ image

Hi Simon, Can you give me the Lat/Long of the area of the Volga River the picture represents? I would like to look at several MOD09GQ tiles for that area to see if they differ from one another. Did you notice that all MODIS tiles from that H/V were offset or just that one. If they are all offset wit...
by lien
Tue Jan 04, 2022 2:55 pm America/New_York
Forum: Questions/Comments
Question: Large shift in a MOD09GQ image
Replies: 3

Re: Large shift in a MOD09GQ image

Hi,
Do you have the granule ID(s) of the tiles involved? Did you get the data from the Earthengine or from the LPDAAC: https://e4ftl01.cr.usgs.gov/MOLT/MOD09G ... 010.07.01/
Thanks,
Brett
by lien
Thu Dec 30, 2021 11:06 am America/New_York
Forum: Questions/Comments
Question: Download Landsat 8 ARD through AppEEARS
Replies: 2

Re: Download Landsat 8 ARD through AppEEARS

Hi, Sorry for the delay. As you stated this issue is with the USGS OpenDAP and because it is a different organization we aren't quite sure when it will be resolved or what the issue is. However, the USGS is aware of it. It appears rather random for dates and areas. For now, whenever this happens jus...
by lien
Tue Dec 21, 2021 7:41 am America/New_York
Forum: Questions/Comments
Question: MODIS LST data failed to download by showing" HTTP error 504
Replies: 1

Re: MODIS LST data failed to download by showing" HTTP error 504

Hi,
If you have not please try again. Our servers are up and running. If you are using a browser and getting this error it is usually a cookie issue and a different browser or clearing your cache should work.
Thanks,
Brett
by lien
Fri Dec 03, 2021 3:22 pm America/New_York
Forum: Questions/Comments
Question: VIIRS LP Products in QGIS
Replies: 5

Re: VIIRS LP Products in QGIS

Also, please check out our AppEEARS tool if you get a chance: https://lpdaac.usgs.gov/tools/appeears/ It can do so much of the preprocessing, like reproject, reformat, spectral and aerial subsetting, it also outputs spreadsheets and charts and incorporates the QA information also. It definitely work...
by lien
Fri Dec 03, 2021 7:05 am America/New_York
Forum: Questions/Comments
Question: VIIRS LP Products in QGIS
Replies: 5

Re: VIIRS LP Products in QGIS

Hello, From what I have found out QGIS does not work well with the HDF format. That has been an issue since 2000 and MODIS with many software packages. They seemed to have issues recognizing the geolocation information with the HDF files. Most of the time I change the format from a HDF to A Geotiff....
by lien
Mon Nov 08, 2021 10:02 am America/New_York
Forum: Questions/Comments
Question: MCD12Q1 - Available years
Replies: 4

Re: MCD12Q1 - Available years

Yes, all years will be processed into Version 6.1 and Version 6 will cease forward processing, and after several months V6 will be purged from the archive completely.
Thanks
by lien
Thu Oct 21, 2021 12:31 pm America/New_York
Forum: Questions/Comments
Question: HLS science team urging users to use V2 data.
Replies: 2

HLS science team urging users to use V2 data.

Users are encouraged to use the HLSL30 V2 and HLSS30 V2 data products which were released on August 24, 2021 and have achieved stage 1 validation. Provisional HLS V1.5 data have not been validated for their science quality and should not be used in science research or applications.
by lien
Fri Aug 13, 2021 2:37 pm America/New_York
Forum: Questions/Comments
Question: Can't get download links for MODIS Land Surface Temperarure (MYD11A1)
Replies: 3

Re: Can't get download links for MODIS Land Surface Temperarure (MYD11A1)

Hi, I am not sure why that happened. If it persist please select the Feedback option in the upper right corner of the Earthdata Search tool as this will go directly to Earthdata. I was able to save the files so I attached the text file to this. We have other options to bulk download at the LPDAAC if...