Search found 144 matches
- Fri Oct 01, 2021 2:23 pm America/New_York
- Forum: Questions/Comments
- Question: revision_date vs 'updated' in CMR granule search?
- Replies: 5
Re: revision_date vs 'updated' in CMR granule search?
by the CMR itself, to describe the metadata record - therefore it will always move forward in time. To iteratively query for updates you can safely move your start-time forward to your previous end-time. The production date, on the other hand, is set by the provider as product metadata describing th...
- Fri Oct 01, 2021 2:22 pm America/New_York
- Forum: Questions/Comments
- Question: revision_date vs 'updated' in CMR granule search?
- Replies: 5
Re: revision_date vs 'updated' in CMR granule search?
Followup question: I plan to use either production or revision dates as a temporal filter to make sure I retrieve all records from the CMR. Eg, if previously I have read all the entries up to date X, my job's next run will ask for all entries between dates X and Y, after which I will save Y as the n...
- Fri Oct 01, 2021 2:22 pm America/New_York
- Forum: Questions/Comments
- Question: revision_date vs 'updated' in CMR granule search?
- Replies: 5
Re: revision_date vs 'updated' in CMR granule search?
"Concept ID" is the unique identified assigned, by the CMR, to each of its holdings, Collections, Granules, etc. By convention, the ID indicates the type of concept by the first character: 'C' - Collection, 'G' - Granule, etc. So, in your case, a granule search, constrained to a specific C...
- Fri Oct 01, 2021 2:21 pm America/New_York
- Forum: Questions/Comments
- Question: revision_date vs 'updated' in CMR granule search?
- Replies: 5
Re: revision_date vs 'updated' in CMR granule search?
Some followup questions:
1. What is the difference between concept_id and collection_concept_id and why is the latter more appropriate?
2. Is there a limit on the number of parallel CMR queries we can send you? We can sometimes generate hundreds of simultaneous queries unless I add some throttling.
1. What is the difference between concept_id and collection_concept_id and why is the latter more appropriate?
2. Is there a limit on the number of parallel CMR queries we can send you? We can sometimes generate hundreds of simultaneous queries unless I add some throttling.
- Thu Sep 30, 2021 2:35 pm America/New_York
- Forum: Questions/Comments
- Question: revision_date vs 'updated' in CMR granule search?
- Replies: 5
Re: revision_date vs 'updated' in CMR granule search?
In order to search for granules in a range of ProductionDate values, use the production_date parameter. See: https://cmr.earthdata.nasa.gov/search/site/docs/search/api.html#g-production-date E.g., to search for granules in your target collection with production_date in the range since 2020-10-16T20:...
- Thu Sep 30, 2021 2:20 pm America/New_York
- Forum: Questions/Comments
- Question: how to use IOP models with GOCI-II
- Replies: 2
Re: how to use IOP models with GOCI-II
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- Thu Sep 30, 2021 2:16 pm America/New_York
- Forum: Questions/Comments
- Question: BDS observation data download
- Replies: 2
Re: BDS observation data download
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- Thu Sep 30, 2021 2:03 pm America/New_York
- Forum: Questions/Comments
- Question: Email Notification when Subscription data is available?
- Replies: 2
Re: Email Notification when Subscription data is available?
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- Thu Sep 30, 2021 1:58 pm America/New_York
- Forum: Questions/Comments
- Question: CDDIS archive file download with C#
- Replies: 2
Re: CDDIS archive file download with C#
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- Thu Sep 30, 2021 1:57 pm America/New_York
- Forum: Questions/Comments
- Question: MODISA and MODIST processing schedule
- Replies: 7
Re: MODISA and MODIST processing schedule
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