Search found 31 matches

by andrew.meredith
Mon Sep 24, 2018 10:30 am America/New_York
Forum: Questions/Comments
Question: Anomalies after gpt reproject of MERIS FRS L2
Replies: 9

Anomalies after gpt reproject of MERIS FRS L2

Thanks Sean.

Is it possible to override the product reader when using gpt? It looks like it may be possible in SNAP but I didn't see anything obvious in SeaDAS.
by andrew.meredith
Wed Sep 19, 2018 12:01 pm America/New_York
Forum: Questions/Comments
Question: Anomalies after gpt reproject of MERIS FRS L2
Replies: 9

Anomalies after gpt reproject of MERIS FRS L2

Hi,I just wanted to point out that this problem still exists in v7.5 and is noted with OLCI data also as seen in the attached (left side image) scene from central Florida. NaN's are masked as red. The masking within clouds is OK because the "applyValidPixelExpression" was set when repr...
by andrew.meredith
Thu May 31, 2018 8:58 am America/New_York
Forum: Questions/Comments
Question: Problems processing Sentinel-2 MSI L1C granules in v7.5
Replies: 3

Problems processing Sentinel-2 MSI L1C granules in v7.5

That worked! Thanks Sean.
Andrew
by andrew.meredith
Fri May 18, 2018 11:31 am America/New_York
Forum: Questions/Comments
Question: Problems processing Sentinel-2 MSI L1C granules in v7.5
Replies: 3

Problems processing Sentinel-2 MSI L1C granules in v7.5

Thanks for the v7.5 release!I ran into a few issues trying to process Sentinel-2 MSI L1C granules with l2gen. It appears some files are missing or misnamed. I was able to eventually process a granule but it required creating some symbolic links to make it work.Here's the command:l2gen ifile=data...
by andrew.meredith
Tue Jun 13, 2017 2:12 pm America/New_York
Forum: Questions/Comments
Question: OLCI mapping offset
Replies: 2

OLCI mapping offset

Thanks Sean. I was able to implement the fix and the first test looks good!

Andrew
by andrew.meredith
Thu Jun 08, 2017 3:34 pm America/New_York
Forum: Questions/Comments
Question: OLCI mapping offset
Replies: 2

OLCI mapping offset

I'm seeing offsets in the mapping of OLCI data processed with l2gen from L1B source data. The offset amount varies by day and with elevation but appears to repeat based on the Sentinel-3 27-day orbit cycle.The first attached image shows the L1B and L2 files overlaid with a vector polygon. The ap...
by andrew.meredith
Thu Apr 13, 2017 8:36 am America/New_York
Forum: Questions/Comments
Question: ancillary data selection rules
Replies: 1

ancillary data selection rules

I am attempting to process MODIS L0 data in a concurrent processing environment using SeaDAS v7.4 processing routines. I saw Martin's post and Sean's suggestions in https://oceancolor.gsfc.nasa.gov/forum/oceancolor/topic_show.pl?pid=24893;hl=concurrent%20processing for preventing my IP addre...
by andrew.meredith
Mon Mar 20, 2017 7:51 am America/New_York
Forum: Questions/Comments
Question: L1 Browser order request fails
Replies: 4

L1 Browser order request fails

Clearing the cache did it. Thanks.
by andrew.meredith
Fri Mar 17, 2017 9:31 am America/New_York
Forum: Questions/Comments
Question: L1 Browser order request fails
Replies: 4

L1 Browser order request fails

Still not working. It's now hanging up at the Earthdata authentication page. It tells me i'm signed in and the application has been approved. Clicking the "Redirect to Application" doesn't help.

Andrew
by andrew.meredith
Thu Mar 16, 2017 9:01 am America/New_York
Forum: Questions/Comments
Question: L1 Browser order request fails
Replies: 4

L1 Browser order request fails

Recent attempts to download MODIS aqua data using the L1&2 Browser are unsuccessful using Chrome on Windows 10. After clicking the "Order Data" button i'm prompted for my earthdata single signon. Once info entered, i'm redirected to the application but only see a blank page wit...