Search found 45 matches

by earthengine_urs
Tue Nov 08, 2022 8:50 pm America/New_York
Forum: Questions/Comments
Question: CMR has no entries for MOD13Q1.061 files at LP DAAC
Replies: 6

Re: CMR has no entries for MOD13Q1.061 files at LP DAAC

Thank you for the response. Can all datasets in CMR be addressed by a short name + version query? I suppose that would work for me too, thought it's nice to deal with a single concept id string.
by earthengine_urs
Tue Oct 25, 2022 5:54 pm America/New_York
Forum: Questions/Comments
Question: CMR has no entries for MOD13Q1.061 files at LP DAAC
Replies: 6

CMR has no entries for MOD13Q1.061 files at LP DAAC

I noticed at least one change in MODIS 6.1 CMR ids - the MOD13Q1.061 collections used to be C1621383370-LPDAAC_ECS, but now queries ( https://cmr.earthdata.nasa.gov/search/granules.json?online_only=true&collection_concept_id[]=C1621383370-LPDAAC_ECS&page_size=1000&temporal[]=2022-06-26T0...
by earthengine_urs
Sat Aug 20, 2022 11:56 pm America/New_York
Forum: Questions/Comments
Question: Python 3 Earthdata downloads
Replies: 1

Re: Python 3 Earthdata downloads

I think I know why some EarthData downloads stopped working. NASA download URLs get redirected to the EarthData login server which requires an authentication header. Setting this header for the original download URL used to be ok, but now it causes a 401 error, and the redirect never happens. The fi...
by earthengine_urs
Fri Aug 19, 2022 10:51 pm America/New_York
Forum: Questions/Comments
Question: Python 3 Earthdata downloads
Replies: 1

Python 3 Earthdata downloads

The first example from https://forum.earthdata.nasa.gov/viewtopic.php?t=3433#confirm_external_link-modal can be modified for Python 3 like this: import tempfile from http import cookiejar from urllib import request from urllib.parse import urlencode # Create a password manager to deal with the 401 r...
by earthengine_urs
Fri Aug 19, 2022 6:16 pm America/New_York
Forum: Questions/Comments
Question: MOD16A2.061 data availability
Replies: 2

Re: MOD16A2.061 data availability

Belated thank you!
by earthengine_urs
Fri Aug 19, 2022 6:10 pm America/New_York
Forum: Questions/Comments
Question: URS Tokens required for Download?
Replies: 3

Re: URS Tokens required for Download?

Brett, This Earthdata instructions for Python listed here no longer work: https://urs.earthdata.nasa.gov/documentation/for_users/data_access/python I'm having the same authentication problem with NSIDC and GSFC downloads, so this is probably due to some global Earthdata changes rather than recent LP...
by earthengine_urs
Mon Apr 25, 2022 11:08 pm America/New_York
Forum: Questions/Comments
Question: MOD11A2 Terra vs Aqua shift
Replies: 1

MOD11A2 Terra vs Aqua shift

An Earth Engine user has reported that for MOD11A2 they see a shift between Terra and Aqua mosaics (see also https://storage.googleapis.com/earthengine-public/test/mod11a2.gif)

https://code.earthengine.google.com/5a96b4310d556f586cd45fa429edaef8
by earthengine_urs
Fri Apr 22, 2022 6:53 am America/New_York
Forum: Questions/Comments
Question: MOD16A2.061 data availability
Replies: 2

MOD16A2.061 data availability

The data for MOD16A2.061 is available from 2021-01-01

https://e4ftl01.cr.usgs.gov/MOLT/MOD16A2.061/

Where as for MOD16A2.006 it's available from 2001-01-01

https://e4ftl01.cr.usgs.gov/MOLT/MOD16A2.006/

Is this expected?
by earthengine_urs
Fri Jan 21, 2022 6:54 pm America/New_York
Forum: Questions/Comments
Question: Large shift in a MOD09GQ image
Replies: 4

Re: Large shift in a MOD09GQ image

Brett,

The location is 39.502 N 57.8569 E . The projection is MODIS sinusoidal.

Images on other dates don't have this problem.
by earthengine_urs
Wed Jan 12, 2022 10:48 pm America/New_York
Forum: Questions/Comments
Question: Large shift in a MOD09GQ image
Replies: 4

Re: Large shift in a MOD09GQ image

Brett - the granule is /namespace/gestalt/modis/MOD09GQ.006/2010.07.01/MOD09GQ.A2010182.h20v03.006.2015208185542.hdf, taken from LP DAAC