Search found 19 matches

by lien
Thu Mar 11, 2021 3:55 pm America/New_York
Forum: All Questions/Comments
Question: VNP09GA VIIRS products
Replies: 3

Re: VNP09GA VIIRS products

Hi, We have asked the developer of the vegetation indices for particulars on why the higher angles are acceptable in VIIRS. VIIRS swaths are over 700 kilometers wider then MODIS so the daily equatorial gaps that exist in MODIS do not exist in VIIRS, so wider angles are acceptable in VIIRS, but we ar...
by lien
Thu Jan 28, 2021 3:00 pm America/New_York
Forum: All Questions/Comments
Question: Data Download LP DAAC Data Pool with Python Issue
Replies: 1

Re: Data Download LP DAAC Data Pool with Python Issue

Hi,
Have you had any luck since Tuesday accessing this data? If not can you send us your python script? Preferably through the lpdaac@usgs.gov.

Thanks,
Brett
by lien
Mon Jan 04, 2021 9:49 am America/New_York
Forum: All Questions/Comments
Question: Provisional HLS Version 1.5
Replies: 6

Re: Provisional HLS Version 1.5

Hi, The plan right now is April for the V2.0 science quality stuff and yes they will continue to process up until a release date is set in stone for the provisional stuff. The only caveat being I'm not sure how spotty that might be..................we have had them dump data at one time quite often ...
by lien
Thu Dec 17, 2020 9:44 am America/New_York
Forum: All Questions/Comments
Question: data availabilty
Replies: 2

Re: data availabilty

Hi, I believe there is, in order to search the data we suggest first you use the GEDIfinder: https://lpdaac.usgs.gov/news/release-gedi-finder-web-service/ The Gedifiner will give you a list of which orbits have you area of interest. You can then go to the Earthdata Search tool: https://search.earthd...
by lien
Mon Dec 07, 2020 4:27 pm America/New_York
Forum: All Questions/Comments
Question: HLS (v1.4) data availability
Replies: 6

Re: HLS (v1.4) data availability

Hi Marco, This is Brett from LP DAAC. I believe the HLS 1.4 is a Goddard product. Here at LP DAAC we have HLS 1.5, however I think it is a little different: https://lpdaac.usgs.gov/products/hlss30v015/ It is provisional Surface Reflectance data. Please let me know if we can help you with the 1.5. Th...
by lien
Tue Nov 24, 2020 2:02 pm America/New_York
Forum: All Questions/Comments
Question: Calculating PAI from GEDI waveform
Replies: 4

Re: Calculating PAI from GEDI waveform

Hi,
We have sent this also to the GEDI Science team for their take. As soon as we hear anything we will let you know.
Thanks
by lien
Fri Nov 06, 2020 10:24 am America/New_York
Forum: All Questions/Comments
Question: timeout issues with bash scripts
Replies: 6

Re: timeout issues with bash scripts

If you can send your IP address through the LP DAAC contact: lpdaac@usgs.gov
We can track your pinging our server. First though, I just want to make sure we are talking about the same server: https: //e4ftl01.cr.usgs.gov/MOTA
by lien
Thu Nov 05, 2020 3:36 pm America/New_York
Forum: All Questions/Comments
Question: timeout issues with bash scripts
Replies: 6

Re: timeout issues with bash scripts

In some instances while your system is rifling through the files downloading them there maybe a split second between when the last file downloads and the new one begins. When the traffic is really busy near or at capacity of about 2000 connections another user may connect. Also, the system limits a ...
by lien
Thu Jun 25, 2020 9:56 am America/New_York
Forum: All Questions/Comments
Question: MODIS MCD18A2 3-hourly PAR product
Replies: 2

Re: MODIS MCD18A2 3-hourly PAR product

Hi Nitt,
It is a single PAR value over that 3 hour period. Most areas of the globe have multiple MODIS acquisitions, but they are averaged to represent a single value.
Sorry, but we are not aware of hourly PAR data.
Thanks,

Brett