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CERES Clouds and Radiative Swath Terra-FM2-MODIS Edition4A Announcement

Last post by ASDC - micook « Mon Mar 09, 2026 12:27 pm America/New_YorkGo to last post

by ASDC - micook » Mon Mar 09, 2026 12:27 pm America/New_York

ASDC

Announcements

Atmosphere

CERES
ORNL DAAC Data Release - MASTER: Western Diversity Time Series Campaign, WDTS, Spring 2025

Last post by ORNL - blancohl « Fri Mar 06, 2026 12:33 pm America/New_YorkGo to last post

by ORNL - blancohl » Fri Mar 06, 2026 12:33 pm America/New_York

Announcements

Calibrated and Solar Radiance

MASTER

ORNL DAAC
EMIT Methane and Carbon Dioxide Version 1 Data Products To Be Discontinued

Last post by LP DAAC - jwilson « Thu Mar 05, 2026 2:24 pm America/New_YorkGo to last post

by LP DAAC - jwilson » Thu Mar 05, 2026 2:24 pm America/New_York

Announcements

EMIT

Earthdata Search

LP DAAC

Land Surface
NISAR to release over 100,000 new data product files

Last post by ASF - bhauer « Fri Feb 27, 2026 6:27 pm America/New_YorkGo to last post

by ASF - bhauer » Fri Feb 27, 2026 6:27 pm America/New_York

ASF

NISAR
Tips for posting good questions on the Earthdata Forum

Last post by ASDC - rkey « Wed Jun 28, 2023 7:52 am America/New_YorkGo to last post

by ASDC - rkey » Wed Jun 28, 2023 7:52 am America/New_York

Announcements

Post New Question

2320 questions

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Questions and Comments

Replies

Last post

VIIRS NOAA-21 CLDICE vs NOAA-20

Last post by OB ScienceSW - jlindo1 « Fri Mar 06, 2026 11:09 am America/New_YorkGo to last post
Replies: 3
by dem1 » Tue Feb 24, 2026 12:16 pm America/New_York

Algorithms

NOAA-20/JPSS-1

NOAA-21/JPSS-2

OBDAAC

Ocean

VIIRS

3 Replies

Last post by OB ScienceSW - jlindo1 Go to last post
Fri Mar 06, 2026 11:09 am America/New_York
MODIS AQUA chla degradation since 2023 and its use?

Last post by avalente « Thu Mar 05, 2026 10:25 am America/New_YorkGo to last post

by avalente » Thu Mar 05, 2026 10:25 am America/New_York

Aqua

Data Access

Data Processing

MODIS

OBDAAC

Ocean

VIIRS

0 Replies

Last post by avalente Go to last post
Thu Mar 05, 2026 10:25 am America/New_York
403 Forbidden using STS creds from OB.DAAC /s3credentials with s3fs (HeadObject / ListBucket denied)

Last post by benjaminmouldayveolia « Wed Mar 04, 2026 11:59 pm America/New_YorkGo to last post

by benjaminmouldayveolia » Wed Mar 04, 2026 11:59 pm America/New_York

MODIS

Near Real Time/NRT

OBDAAC

Ocean

0 Replies

Last post by benjaminmouldayveolia Go to last post
Wed Mar 04, 2026 11:59 pm America/New_York
VIIRS SNPP polar_wander.ascii update is broken

Last post by oo_processing « Fri Feb 27, 2026 2:52 pm America/New_YorkGo to last post
Replies: 5
by oo_processing » Fri Feb 27, 2026 9:06 am America/New_York

Data Processing

OBDAAC

Ocean

SeaDAS

5 Replies

Last post by oo_processing Go to last post
Fri Feb 27, 2026 2:52 pm America/New_York
PACE OCI data unavailable via opendap

Last post by OB.DAAC-EDL - amscott « Fri Feb 27, 2026 9:38 am America/New_YorkGo to last post
Replies: 3
by mikejmnez » Thu Feb 26, 2026 4:47 pm America/New_York

Biosphere

Data Access

OBDAAC

Ocean

3 Replies

Last post by OB.DAAC-EDL - amscott Go to last post
Fri Feb 27, 2026 9:38 am America/New_York
Seeking Advice on SST and Chlorophyll Data Extraction

Last post by OB ScienceSW - jlindo1 « Mon Feb 23, 2026 11:35 am America/New_YorkGo to last post
Replies: 1
by pp10012544 » Sat Feb 21, 2026 12:39 am America/New_York

Data Download

Data Processing

Marine Ecosystem

OBDAAC

Ocean

1 Replies

Last post by OB ScienceSW - jlindo1 Go to last post
Mon Feb 23, 2026 11:35 am America/New_York
L2 coccolith flag?

Last post by OB.DAAC - SeanBailey « Mon Feb 23, 2026 11:27 am America/New_YorkGo to last post
Replies: 1
by lisenik » Fri Feb 06, 2026 6:25 pm America/New_York

Algorithms

Data Processing

Documentation

OLCI

Ocean

1 Replies

Last post by OB.DAAC - SeanBailey Go to last post
Mon Feb 23, 2026 11:27 am America/New_York
PACE OCI Feature at ~690nm

Last post by amiribr « Mon Feb 23, 2026 10:58 am America/New_YorkGo to last post
Replies: 1
by profx » Sun Jan 18, 2026 3:13 pm America/New_York

Ocean

PACE

1 Replies

Last post by amiribr Go to last post
Mon Feb 23, 2026 10:58 am America/New_York
Bulk download L3 Terra MODIS data

Last post by OB ODPS - towens « Mon Feb 23, 2026 8:46 am America/New_YorkGo to last post
Replies: 1
by leon_c » Mon Feb 23, 2026 8:12 am America/New_York

Data Download

MODIS

OBDAAC

Ocean

1 Replies

Last post by OB ODPS - towens Go to last post
Mon Feb 23, 2026 8:46 am America/New_York
Level 3 chlorophyll files unavailable

Last post by OB ODPS - towens « Mon Feb 23, 2026 7:24 am America/New_YorkGo to last post
Replies: 1
by oceani » Sun Feb 22, 2026 9:25 am America/New_York

Aqua

Data Download

OBDAAC

Ocean

VIIRS

1 Replies

Last post by OB ODPS - towens Go to last post
Mon Feb 23, 2026 7:24 am America/New_York
Loading ocean color L2 map into ARCGIS Pro

Last post by helga55 « Thu Feb 19, 2026 3:29 pm America/New_YorkGo to last post

by helga55 » Thu Feb 19, 2026 3:29 pm America/New_York

Data Visualization

GIS Tools

OBDAAC

Ocean

0 Replies

Last post by helga55 Go to last post
Thu Feb 19, 2026 3:29 pm America/New_York
Subscription Edits and Access

Last post by oceani « Wed Feb 18, 2026 12:26 pm America/New_YorkGo to last post
Replies: 5
by oceani » Sat Feb 14, 2026 12:38 pm America/New_York

Aqua

Data Access

OBDAAC

Ocean

Terra

VIIRS

5 Replies

Last post by oceani Go to last post
Wed Feb 18, 2026 12:26 pm America/New_York
Yearly MODIS Chl

Last post by ztf5015 « Fri Feb 13, 2026 11:12 am America/New_YorkGo to last post
Replies: 2
by ztf5015 » Wed Jan 21, 2026 3:16 pm America/New_York

MODIS

OBDAAC

Ocean

2 Replies

Last post by ztf5015 Go to last post
Fri Feb 13, 2026 11:12 am America/New_York
MUR-L4 SST: Persistent Striping Artifacts near the Brazil Current

Last post by miawang « Fri Feb 13, 2026 8:50 am America/New_YorkGo to last post
Replies: 6
by yuzuru » Wed Jan 28, 2026 6:59 am America/New_York

Data Processing

GHRSST

Ocean

PODAAC

6 Replies

Last post by miawang Go to last post
Fri Feb 13, 2026 8:50 am America/New_York
RSS CCMP Monthly 10-Meter Surface W

Last post by imeldave2 « Thu Feb 12, 2026 10:36 am America/New_YorkGo to last post

by imeldave2 » Thu Feb 12, 2026 10:36 am America/New_York

Coastal Oceanography

Ocean

0 Replies

Last post by imeldave2 Go to last post
Thu Feb 12, 2026 10:36 am America/New_York
SeaDAS new l2gen very slow

Last post by OB.DAAC - amscott « Tue Feb 10, 2026 3:23 pm America/New_YorkGo to last post
Replies: 19
by melinfr » Wed May 07, 2025 8:33 am America/New_York

OBDAAC

Ocean

SeaDAS

19 Replies

Last post by OB.DAAC - amscott Go to last post
Tue Feb 10, 2026 3:23 pm America/New_York
How to create a TrueColor image?

Last post by edwardcennis « Thu Feb 05, 2026 11:50 am America/New_YorkGo to last post
Replies: 6
by ebradbury » Mon Apr 11, 2022 10:26 am America/New_York

Data Visualization

MODIS

OBDAAC

Ocean

6 Replies

Last post by edwardcennis Go to last post
Thu Feb 05, 2026 11:50 am America/New_York
calibrate_viirs fails to open LUT file

Last post by OB WebDev - norman « Wed Feb 04, 2026 5:20 pm America/New_YorkGo to last post
Replies: 5
by OB WebDev - norman » Wed Feb 04, 2026 3:35 pm America/New_York

Data Processing

OBDAAC

Ocean

5 Replies

Last post by OB WebDev - norman Go to last post
Wed Feb 04, 2026 5:20 pm America/New_York
L2bin polygon error in seadas 9/9.2 for OCI

Last post by haleysynan « Mon Feb 02, 2026 12:27 pm America/New_YorkGo to last post
Replies: 6
by haleysynan » Thu Jan 22, 2026 1:26 pm America/New_York

Ocean

SeaDAS

6 Replies

Last post by haleysynan Go to last post
Mon Feb 02, 2026 12:27 pm America/New_York
Maritime Automatic Identification System (AIS)

Last post by GCMD - tstevens « Tue Jan 27, 2026 9:46 am America/New_YorkGo to last post
Replies: 3
by schwehr » Mon Jan 05, 2026 5:21 pm America/New_York

GCMD Keywords

Ocean

3 Replies

Last post by GCMD - tstevens Go to last post
Tue Jan 27, 2026 9:46 am America/New_York
Level2/Aqua-MODIS : "AQUA_MODIS.20251228T000001.L2.OC.NRT.nc"

Last post by OB.DAAC-EDL - amscott « Tue Jan 20, 2026 11:50 am America/New_YorkGo to last post
Replies: 4
by darashayda » Sat Jan 03, 2026 8:16 pm America/New_York

MODIS

OBDAAC

Ocean

4 Replies

Last post by OB.DAAC-EDL - amscott Go to last post
Tue Jan 20, 2026 11:50 am America/New_York
MODIS Annual Chl Data

Last post by OB General Science - guoqingw « Mon Jan 12, 2026 2:35 pm America/New_YorkGo to last post
Replies: 1
by zachary.fasnacht » Tue Dec 16, 2025 10:55 am America/New_York

Aqua

Data Access

OBDAAC

Ocean

1 Replies

Last post by OB General Science - guoqingw Go to last post
Mon Jan 12, 2026 2:35 pm America/New_York
MCI OLCI processing parameters

Last post by OB General Science - guoqingw « Mon Jan 12, 2026 11:46 am America/New_YorkGo to last post
Replies: 1
by jvaldezch » Mon Sep 08, 2025 7:41 pm America/New_York

Data Processing

OBDAAC

OLCI

Ocean

1 Replies

Last post by OB General Science - guoqingw Go to last post
Mon Jan 12, 2026 11:46 am America/New_York
Missing global ancillary data

Last post by OB ODPS - towens « Mon Jan 12, 2026 7:39 am America/New_YorkGo to last post
Replies: 6
by wjw3336 » Thu Feb 06, 2025 12:23 pm America/New_York

Data Access

OBDAAC

Ocean

6 Replies

Last post by OB ODPS - towens Go to last post
Mon Jan 12, 2026 7:39 am America/New_York
SeaDAS 10.0 Windows fails to open GOCI L1B (NASA source)

Last post by OB SeaDAS - xuanyang02 « Fri Jan 09, 2026 5:53 pm America/New_YorkGo to last post
Replies: 2
by 21sjj » Thu Jan 08, 2026 9:17 pm America/New_York

Data Processing

GOCI

Ocean

SeaDAS

2 Replies

Last post by OB SeaDAS - xuanyang02 Go to last post
Fri Jan 09, 2026 5:53 pm America/New_York

2320 questions

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