Search found 64 matches

by gfireman
Mon Jul 29, 2019 11:14 am America/New_York
Forum: Questions/Comments
Question: How to convert the MOD09 image DN to the Rrs data?
Replies: 2

How to convert the MOD09 image DN to the Rrs data?

The Ocean Color group does not distribute or use the MOD09 reflectance product, so we are unable to advise you.
You might want to download the user guide from https://modis.gsfc.nasa.gov/data/dataprod/mod09.php .
by gfireman
Tue Apr 23, 2019 12:49 pm America/New_York
Forum: Questions/Comments
Question: l2gen in batch environment
Replies: 4

l2gen in batch environment

> The first issue is that getanc.py seems to be running more-or-less normally when it is called before l2gen, but when l2gen is called it uses climatology.Running "getanc.py -s 2019111193000" will create a file called "2019111193000.anc".The contents of this file must be passed t...
by gfireman
Mon Apr 08, 2019 9:57 am America/New_York
Forum: Questions/Comments
Question: how to extract Modis aqua L2 sst
Replies: 12

how to extract Modis aqua L2 sst

The l2bin process generates a binned observation statistics product, not an image.  The l2bin product needs to be interpreted by l3mapgen before it can be displayed in SeaDAS.
by gfireman
Thu Feb 14, 2019 11:18 am America/New_York
Forum: Questions/Comments
Question: modis_L1B.py failed with exit code 1.
Replies: 3

modis_L1B.py failed with exit code 1.

That line is indeed in error; we will fix it on our side.In the meantime, you could change the first period to a comma:  File "/home/itra/seadas-7.5.1/ocssw/scripts/modules/modis_utils.py", line 379from   print("ERROR: Could not find LUTs in".self.lutdir)to &#...
by gfireman
Mon Oct 08, 2018 10:21 am America/New_York
Forum: Questions/Comments
Question: Air Temperature
Replies: 1

Air Temperature

Yes, but not from us.  The Atmospheres products are described here:
https://modis-atmosphere.gsfc.nasa.gov/products/atm-profile
Please note that SeaDAS may not be able to open those products.
by gfireman
Wed Jul 11, 2018 3:33 pm America/New_York
Forum: Questions/Comments
Question: Trouble reading files from 7.5
Replies: 1

Trouble reading files from 7.5

The new netcdf library (netcdflibversion=xx.xxx.xx.xx|hdf5libversion=1.8.18) writes strings with type CSET H5T_CSET_UTF8; the older version wrote them as CSET H5T_CSET_ASCII.IDL doesn't seem to handle this properly with the H5 interface.Here's an example of how to read variable attributes us...
by gfireman
Tue Jul 10, 2018 10:01 am America/New_York
Forum: Questions/Comments
Question: modis_geogen errors
Replies: 4

modis_geogen errors

Kim,Your first example references an old build, from April 2016:/data3/swdev/V2016.2/build/src/geogen_modis/GEO_location_main.c, main():MODIS_U_GEO_BEGIN:288778279Seed file: 6.2 Running MOD_PR03 MODIS Geolocation main() 6.2 compiled on Apr 26 2016 at 15:06:00 using makefile 1.1Your second example lo...
by gfireman
Thu Jun 21, 2018 11:33 am America/New_York
Forum: Questions/Comments
Question: Building on Ubuntu 18.04
Replies: 23

Building on Ubuntu 18.04

I overlooked the first error:./BuildIt: 35: [: linux_64: unexpected operatorThe hdf5 BuildIt script hasn't changed for some time.  Please see if you can duplicate:ls -l $LIB3_DIR/src/hdf5/BuildIt; wc $LIB3_DIR/src/hdf5/BuildIt-rwxrwxr-x 1 gfireman gfireman 1899 2017-07-18 17:43 /accounts/gf...