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Permanent NISAR instrument data gap

Last post by ASF - bhauer « Fri Aug 28, 2026 2:24 pm America/New_YorkGo to last post

by ASF - bhauer » Fri Aug 28, 2026 2:24 pm America/New_York

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NASA POWER's 5th Annual Global Community Summit

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Tips for posting good questions on the Earthdata Forum

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963 questions

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Questions and Comments

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Last post

L2Gen for 500m resolution too slow

Last post by jellyking217 « Fri Mar 27, 2026 2:11 am America/New_YorkGo to last post
Replies: 2
by jellyking217 » Thu Mar 26, 2026 1:42 am America/New_York

Data Processing

OBDAAC

SeaDAS

2 Replies

Last post by jellyking217 Go to last post
Fri Mar 27, 2026 2:11 am America/New_York
Inquiry on Data Integrity Protocols for Deterministic AI Validation

Last post by 369_grd « Wed Mar 25, 2026 3:00 pm America/New_YorkGo to last post
Replies: 2
by 369_grd » Fri Feb 27, 2026 2:56 am America/New_York

Data Access

Data Processing

GES DISC

Land Surface

OBDAAC

Sentinel S3 A/B-OLCI/SLSTR

2 Replies

Last post by 369_grd Go to last post
Wed Mar 25, 2026 3:00 pm America/New_York
Questions about ds1/l/q on p_data_t0

Last post by chirst3 « Tue Mar 24, 2026 8:18 pm America/New_YorkGo to last post
Replies: 3
by chirst3 » Sun Mar 01, 2026 10:47 pm America/New_York

Algorithms

Data Processing

Hydrology

PODAAC

SWOT

3 Replies

Last post by chirst3 Go to last post
Tue Mar 24, 2026 8:18 pm America/New_York
OCSSW V2026.0 -- missing instrument_defaults.par for VIIRS

Last post by oo_processing « Mon Mar 23, 2026 4:28 pm America/New_YorkGo to last post
Replies: 2
by oo_processing » Mon Mar 23, 2026 10:53 am America/New_York

Data Processing

OBDAAC

Ocean

2 Replies

Last post by oo_processing Go to last post
Mon Mar 23, 2026 4:28 pm America/New_York
MODIS Average quality level

Last post by chaeck « Mon Mar 23, 2026 7:57 am America/New_YorkGo to last post
Replies: 8
by chaeck » Tue Sep 16, 2025 12:43 pm America/New_York

Data Processing

MODIS

Ocean

PODAAC

8 Replies

Last post by chaeck Go to last post
Mon Mar 23, 2026 7:57 am America/New_York
NISAR satellite backscatter coefficient image generation

Last post by john6444 « Mon Mar 16, 2026 10:08 pm America/New_YorkGo to last post
Replies: 9
by john6444 » Sat Mar 07, 2026 7:37 am America/New_York

ASF

Data Processing

NISAR

9 Replies

Last post by john6444 Go to last post
Mon Mar 16, 2026 10:08 pm America/New_York
l2gen version consistency for re-processing full dataset for MODIS and VIIRS

Last post by andrei_mitrich « Fri Mar 13, 2026 10:39 am America/New_YorkGo to last post

by andrei_mitrich » Fri Mar 13, 2026 10:39 am America/New_York

Data Processing

MODIS

SeaDAS

VIIRS

0 Replies

Last post by andrei_mitrich Go to last post
Fri Mar 13, 2026 10:39 am America/New_York
MODIS AQUA chla degradation since 2023 and its use?

Last post by andrei_mitrich « Fri Mar 13, 2026 10:24 am America/New_YorkGo to last post
Replies: 1
by avalente » Thu Mar 05, 2026 10:25 am America/New_York

Aqua

Data Access

Data Processing

MODIS

OBDAAC

Ocean

VIIRS

1 Replies

Last post by andrei_mitrich Go to last post
Fri Mar 13, 2026 10:24 am America/New_York
Kd490 dataset file conversion

Last post by OB SeaDAS - xuanyang02 « Thu Mar 12, 2026 5:49 pm America/New_YorkGo to last post
Replies: 1
by ooseikwakye » Tue Mar 10, 2026 5:22 pm America/New_York

Data Processing

Data Visualization

GIS Tools

General Science

OBDAAC

Ocean

SeaDAS

1 Replies

Last post by OB SeaDAS - xuanyang02 Go to last post
Thu Mar 12, 2026 5:49 pm America/New_York
TEMPO O3TOT qa_statistics

Last post by ASDC - ghayescrepps « Wed Mar 11, 2026 2:07 pm America/New_YorkGo to last post
Replies: 1
by ASDC - ghayescrepps » Wed Mar 11, 2026 2:06 pm America/New_York

ASDC

Atmosphere

Data Processing

Data Visualization

FAQ

TEMPO

1 Replies

Last post by ASDC - ghayescrepps Go to last post
Wed Mar 11, 2026 2:07 pm America/New_York
Band_I05 on VJ102_IMG

Last post by LAADS_UserServices_M « Fri Mar 06, 2026 9:15 am America/New_YorkGo to last post
Replies: 1
by marcolaiolo » Thu Mar 05, 2026 6:09 am America/New_York

Data Processing

LAADS DAAC

NOAA-20/JPSS-1

Solid Earth

VIIRS

1 Replies

Last post by LAADS_UserServices_M Go to last post
Fri Mar 06, 2026 9:15 am 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
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
Extracting SAR level0 data from file

Last post by ASF - bhauer « Thu Feb 12, 2026 9:19 pm America/New_YorkGo to last post
Replies: 5
by adam32 » Tue Feb 25, 2025 1:20 am America/New_York

ASF

Data Processing

ERS

RADARSAT-1

SAR

5 Replies

Last post by ASF - bhauer Go to last post
Thu Feb 12, 2026 9:19 pm America/New_York
Converting DMSP to VIIR

Last post by LAADS_UserServices_M « Thu Feb 12, 2026 10:47 am America/New_YorkGo to last post
Replies: 1
by shinunagaertner » Tue Feb 10, 2026 10:12 am America/New_York

Data Access

Data Processing

GHRC

SMMR-SSM/I-SSMIS

VIIRS

1 Replies

Last post by LAADS_UserServices_M Go to last post
Thu Feb 12, 2026 10:47 am America/New_York
How to implement an anisotropic Gaussian filter with position-dependent σ from a viewing angle raster?

Last post by LAADS_UserServices_M « Tue Feb 10, 2026 12:27 pm America/New_YorkGo to last post
Replies: 1
by nikos_geography » Fri Feb 06, 2026 12:23 pm America/New_York

Data Processing

LAADS DAAC

Suomi NPP

VIIRS

1 Replies

Last post by LAADS_UserServices_M Go to last post
Tue Feb 10, 2026 12:27 pm 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
AppEEARS Request- How long is too long?

Last post by ariggs154 « Tue Jan 27, 2026 9:46 am America/New_YorkGo to last post
Replies: 2
by ariggs154 » Mon Jan 26, 2026 4:38 pm America/New_York

AppEEARS

Data Processing

2 Replies

Last post by ariggs154 Go to last post
Tue Jan 27, 2026 9:46 am America/New_York
l3mapgen is extremely slow when generating 500 m daily mosaic over China region – any optimization suggestions?

Last post by OB SeaDAS - dshea « Mon Jan 26, 2026 9:15 am America/New_YorkGo to last post
Replies: 1
by a1241637592 » Sun Jan 25, 2026 8:46 am America/New_York

Data Processing

MODIS

OBDAAC

SeaDAS

1 Replies

Last post by OB SeaDAS - dshea Go to last post
Mon Jan 26, 2026 9:15 am America/New_York
[Q] ECOv002_L2_LSTE _02 vs. _03?

Last post by hyoklee « Wed Jan 21, 2026 6:41 pm America/New_YorkGo to last post
Replies: 2
by hyoklee » Wed Jan 21, 2026 10:13 am America/New_York

Data Processing

Data Search

ECOSTRESS

LP DAAC

Land Surface

2 Replies

Last post by hyoklee Go to last post
Wed Jan 21, 2026 6:41 pm America/New_York
Landsat index from 1984 to 2026 : Monthly/Quaterly (median) mode delivery ?

Last post by LP DAAC - dgolon « Tue Jan 20, 2026 5:07 pm America/New_YorkGo to last post
Replies: 1
by image95 » Fri Jan 16, 2026 10:43 am America/New_York

Data Access

Data Download

Data Processing

Hydrology

Land Surface

Landsat

Terrestrial Hydrosphere

1 Replies

Last post by LP DAAC - dgolon Go to last post
Tue Jan 20, 2026 5:07 pm America/New_York
Notebooks for Snow pre-processing of SAR data

Last post by ASF - zachkeskinen « Tue Jan 13, 2026 11:49 am America/New_YorkGo to last post
Replies: 3
by crimson_rune » Fri Jan 09, 2026 12:54 am America/New_York

ASF

Algorithms

Cryosphere

Data Processing

HyP3 On-Demand Processing

OpenSARLab

Sentinel-1

Sentinel-1 Bursts

3 Replies

Last post by ASF - zachkeskinen Go to last post
Tue Jan 13, 2026 11:49 am America/New_York
mismatch in ntime

Last post by OB.DAAC - SeanBailey « Tue Jan 13, 2026 7:26 am America/New_YorkGo to last post
Replies: 3
by alaroy » Thu Dec 18, 2025 1:26 pm America/New_York

Data Processing

MODIS

OBDAAC

SeaDAS

3 Replies

Last post by OB.DAAC - SeanBailey Go to last post
Tue Jan 13, 2026 7:26 am 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

963 questions

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