Search found 275 matches

by LAADS_UserServices_M
Thu Jan 06, 2022 9:01 am America/New_York
Forum: Questions/Comments
Question: Problem in Downloading Aerosol Optical Depth Data and Ångstrom Exponent
Replies: 7

Re: Problem in Downloading Aerosol Optical Depth Data and Ångstrom Exponent

Regarding:
" each image has a different location in spite of that I defined the only Aral sea in the location section (step 3)"

This is because search will pick all granules (complete 5-min swaths) which include your defined area of interest.
by LAADS_UserServices_M
Tue Jan 04, 2022 9:43 am America/New_York
Forum: Questions/Comments
Question: Problem in Downloading Aerosol Optical Depth Data and Ångstrom Exponent
Replies: 7

Re: Problem in Downloading Aerosol Optical Depth Data and Ångstrom Exponent

The MODIS Aerosol products (MxD04_L2 and MxD04_3k) monitor the ambient aerosol loading and some properties of the aerosol over cloud-free snow/ice-free land and ocean surfaces. If you don't see values in any file means that algorithms could not retrieve AOD screenshot2.png at that location for that ...
by LAADS_UserServices_M
Wed Dec 08, 2021 2:13 pm America/New_York
Forum: Questions/Comments
Question: Data ordering
Replies: 11

Re: Data ordering

Yes, that is possible. If you reach the limit of user's quota of order size you may not order until you release/cancel some of your orders.
by LAADS_UserServices_M
Wed Dec 08, 2021 1:01 pm America/New_York
Forum: Questions/Comments
Question: Data ordering
Replies: 11

Re: Data ordering

It is possible that there is some problem with your account setting. You may check with other people at MCST/VCST if they are having same issue.
by LAADS_UserServices_M
Wed Dec 08, 2021 11:51 am America/New_York
Forum: Questions/Comments
Question: Data ordering
Replies: 11

Re: Data ordering

by LAADS_UserServices_M
Wed Dec 08, 2021 11:43 am America/New_York
Forum: Questions/Comments
Question: Data ordering
Replies: 11

Re: Data ordering

Make sure you are logged in under "Profile" (top right of the page). Also, try using a new browser window.
by LAADS_UserServices_M
Wed Dec 08, 2021 10:15 am America/New_York
Forum: Questions/Comments
Question: Data ordering
Replies: 11

Re: Data ordering

Hi Aisheng,
I just tested ladsweb search and order interface by ordering MODIS L1B data (MOD021KM) it worked without issue so website is working normally. If you want us to investigate further send us your query parameter.
by LAADS_UserServices_M
Tue Sep 21, 2021 12:10 pm America/New_York
Forum: Questions/Comments
Question: python urllib.request showing HTTP Error 504 wile downloading AOD data
Replies: 1

Re: python urllib.request showing HTTP Error 504 wile downloading AOD data

Where were having some systems issue during your search time-frame so try again and let us know if you still have problem getting the files. Also, make sure the token you use with your call is generated on ladsweb (https://ladsweb.modaps.eosdis.nasa.gov/) and not from Earthdata URS webpage.