MODIS Aqua Monthly 4KM SST availability

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mshatley
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MODIS Aqua Monthly 4KM SST availability

by mshatley » Thu Dec 05, 2024 10:04 am America/New_York

Good Morning,

I'm trying to download 4KM MODIS-AQUA Monthly SST composites from 2016 to present. When looking at the Level-3/4 Browser (https://oceancolor.gsfc.nasa.gov/l3/), I'm not seeing any monthly composites for 2016 through January 2019 returned by the tool. Are these files available elsewhere or are they not computed prior to 2019?

Thanks for any help you can provide.

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OB.DAACx - amscott
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Re: MODIS Aqua Monthly 4KM SST availability

by OB.DAACx - amscott » Mon Dec 16, 2024 4:53 pm America/New_York

Thank you for reporting. We've identified the issue and are working on a solution. We'll update you once it's tested and implemented.

sebastaguz
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Re: MODIS Aqua Monthly 4KM SST availability

by sebastaguz » Thu Dec 19, 2024 2:39 pm America/New_York

Good afternoon,

I am experiencing the same issue for several SST orders:

Sensor: AQUA MODIS, TERRA MODIS.
Product: SST-Day, SST-Night
Period: Daily, Monthly
Resolution: 4km, 9km

I see the issue it's already been identified and is being worked on. But I would like to ask two questions:
1. Is there an aproximated timeline for resolving the issue?
2. Is there any known workaround to get this same data?

I'm working on a project based on this data, so this could help me understand if I should pivot to a different dataset or wait until the fix is implemented.

Thanks in advance for any input.

OB.DAACx - amscott
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Re: MODIS Aqua Monthly 4KM SST availability

by OB.DAACx - amscott » Fri Dec 20, 2024 1:54 pm America/New_York

Hello,

Although we were able to identify the issue after the initial report, the solution is still in implementation and testing phase. With people taking some time off for the holidays, this may not get completed before the new year. We apologize for any inconvenience.

OB Web - avluu
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Re: MODIS Aqua Monthly 4KM SST availability

by OB Web - avluu » Fri Dec 20, 2024 6:19 pm America/New_York

Hello,

Thank you for your patience while I investigated into the issue. I went ahead and implemented a fix to add the missing files for the following datasets as mentioned:

Sensor: AQUA MODIS, TERRA MODIS.
Product: SST-Day, SST-Night
Period: Daily, Monthly
Resolution: 4km, 9km

The files and images should now be displaying on the L3/L4 Browser and available for download. Let me know if are you still experiencing issues with viewing the files and images for the following datasets within the L3/L4 Browser and I can go ahead and investigate further into the issue.

sebastaguz
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Re: MODIS Aqua Monthly 4KM SST availability

by sebastaguz » Sat Dec 21, 2024 9:13 am America/New_York

Thank you so much for the quick fix.

I have access to almost every file now within the datasets mentioned, allowing me to continue working on my project.

Although I still see very few files missing, and I think aren't tied to a data outage. If it's worth looking at, examples:
- AQUA Modis SST-Day Monthly 4km: 2007-08, 2009-04, 2012-11, 2014-12, 2015-09, 20221
- TERRA Modis SST-Day Monthly 4km: 2011-09, 2012-10, 2019-01

Appreciate the quick turn around, thank you.

OB Web - avluu
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Re: MODIS Aqua Monthly 4KM SST availability

by OB Web - avluu » Mon Dec 23, 2024 1:41 pm America/New_York

Hello,

Glad to hear you are able to access most of the files for the datasets.

I have gone ahead and inserted the missing files mentioned in the Aqua-MODIS and Terra-MODIS SST-Day Monthly datasets into the L3/L4 Browser. I have also included the links below for the missing files you have mentioned as well for reference:

Aqua-MODIS SST-Day Monthly 4km
2007-08:
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20070801_20070831.L3m.MO.SST.sst.4km.nc (Mapped)
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20070801_20070831.L3b.MO.SST.nc (Binned)
2009-04:
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20090401_20090430.L3m.MO.SST.sst.4km.nc (Mapped)
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20090401_20090430.L3b.MO.SST.nc (Binned)
2012-11:
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20121101_20121130.L3m.MO.SST.sst.4km.nc (Mapped)
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20121101_20121130.L3b.MO.SST.nc (Binned)
2014-12:
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20141201_20141231.L3m.MO.SST.sst.4km.nc (Mapped)
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20141201_20141231.L3b.MO.SST.nc (Binned)
2015-09:
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20150901_20150930.L3m.MO.SST.sst.4km.nc (Mapped)
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20150901_20150930.L3b.MO.SST.nc (Binned)
2022-01:
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20220101_20220131.L3m.MO.SST.sst.4km.nc (Mapped)
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/AQUA_MODIS.20220101_20220131.L3b.MO.SST.nc (Binned)

Terra-MODIS SST-Day Monthly 4km
2011-09:
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/TERRA_MODIS.20110901_20110930.L3m.MO.SST.sst.4km.nc (Mapped)
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/TERRA_MODIS.20110901_20110930.L3b.MO.SST.nc (Binned)
2012-10:
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/TERRA_MODIS.20121001_20121031.L3m.MO.SST.sst.4km.nc (Mapped)
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/TERRA_MODIS.20121001_20121031.L3b.MO.SST.nc (Binned)
2019-01:
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/TERRA_MODIS.20190101_20190131.L3m.MO.SST.sst.4km.nc (Mapped)
https://oceandata.sci.gsfc.nasa.gov/cgi/getfile/TERRA_MODIS.20190101_20190131.L3b.MO.SST.nc (Binned)

Hope this has been helpful and let me know if you are still experiencing issues with files missing from the L3/L4 Browser for the above datasets and will investigate further on our end.

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