X-Authentication-Warning: bur.wr.usgs.gov: rwessels owned process doing -bs
Date: Thu, 27 Dec 2001 00:21:03 -0700 (MST)
From: "Rick Wessels (ASTRO) (928) 556-7022" <rwessels@flagmail.wr.usgs.gov>
To: Siri Jodha Singh Khalsa <sjsk@nsidc.org>
cc: Rick Wessels <rwessels@flagmail.wr.usgs.gov>
Subject: Re: GLIMS ASTER data update

Hi,

The "V3ST" column gives the gain settings.  Thes specific values are
described in the readme at
http://www.glims.org/usgsdist/rc_data/RC_header_description.txt

Talk to you later.
Rick

On Fri, 21 Dec 2001, Siri Jodha Singh Khalsa wrote:

> Rick,
> Thanks.  Question:  in the granule listing, is there something indicating
> the gain settings?  Is it in these: "Scenecc","V3st","Raddb"?
>
> sjs
>
> At 12:37 PM 12/21/2001 -0700, you wrote:
> >Hi,
> >
> >username:  glimsguest
> >password:  ber1ng789   (note that the middle character is a "one" and NOT a
> >capital I : )
> >
> >I hope you have a good long weekend...
> >Rick
> >
> >Siri Jodha Singh Khalsa wrote:
> >
> > >  Hey Rick,
> > >
> > > can I get the username, password for the how-to guides section of the glims
> > > website?
> > >
> > > thanks
> > >
> > > sjs khalsa
> > >
> > > At 01:50 PM 5/11/2001 -0700, you wrote:
> > >
> > >> Dear GLIMS Colleagues,
> > >>
> > >> We are pleased to announce that by the end of next week, glims.org will
> > >> become
> > >> our official website address.  We will also be reached by glims.net, but
> > >> glims.com is already use by a private software company.  Several additions
> > >> have
> > >> been made to both our main GLIMS website and our protected website.  The
> > >> biggest addition is a link to a new web page with an interactive map
> > >> showing
> > >> ASTER scenes for all Regional Centers at:
> > >> http://wwwflag.wr.usgs.gov/GLIMS/astermaps.html This map presents a
> > >> web-based
> > >> searchable version of our Flagstaff ASTER database in ArcView.  For those
> > >> of
> > >> you who have the latest version of ArcView or ArcExplorer, you may also
> > >> access
> > >> this data as a map service to add the map layers to your existing ArcView
> > >> maps.  Please check the linked ArcIMS help files if you are unfamiliar
> > with
> > >>
> > >> ArcIMS or ArcView.
> > >>
> > >> As reflected in the above map service, the ASTER scene lists by Regional
> > >> Center
> > >> have finally been updated for each regional center on our protected
> > website
> > >> (We
> > >> have added a link to the protected site on the GLIMS homepage).  As of
> > >> April
> > >> 25, there were over 9400 images over glaciers with 4100 acquired using
> > >> GLIMS
> > >> appropriate gain settings.  Due to a major system upgrade at EDC, few
> > >> scenes
> > >> were added to the EDG since April 26.  They should be back up to speed
> > >> soon.
> > >> We've also added a new example of ASTER data (in a gzipped HDF format)
> > >> acquired
> > >> with GLIMS gain settings from the North Patagonia Ice Field in Chile.
> > >>
> > >> In addition to the image lists for each regional center, we've again
> > posted
> > >> a
> > >> table (procrc.tab) that contains scene statistics for all glacier
> > areas and
> > >>
> > >> each Regional Center. The first entry of the procrc.tab file represents a
> > >> count
> > >> of all ASTER scenes listed at EDG that cover glacier areas(see below).
> > This
> > >>
> > >> entry is followed by a block for each RC.  This file is the best place to
> > >> find
> > >> each area's RC number so that the appropriate RC#.tab file may be
> > >> downloaded by
> > >> individual groups.
> > >>
> > >>  File=/farm/hhk1/aster/GLIMS/searches/glacierbyregion_oct11-apr25.txt
> > >> # scenes: total, 1A, 1B, other=  9435  8916   519     0    GLIMS=4101
> > >>         OFF  HIGH  NORM   LOW  Low1  Low2    ON
> > >>   Sub     0     1     2     3     4     5     6     7     8     9
> > >>  VNIR     0  4467  4831    75     0     0    62     0     0     0
> > >>  3aft    62    37  9261    75     0     0     0     0     0     0
> > >>  SWIR    62  4175  5123     0     0    75     0     0     0     0
> > >>   TIR    62     0     0     0     0     0  9373     0     0     0
> > >> ----------------------------------------------------------
> > >>
> > >> As we've stated before, many of these scenes may be cloud-covered.  The
> > >> listed
> > >> cloud values in the image list are not dependable except that very low
> > >> values
> > >> often accurately reflect clear scenes.
> > >>
> > >> PLEASE NOTE:  The format for the ASTER image lists (RC#.tab) has changed
> > >> slightly from the previous files.  Instead of center lat/long and scene
> > >> twist,
> > >> we now list the four scene corners.  This provides more accurate plotting
> > >> of
> > >> scene boundaries within GIS applications.  We have also listed the four
> > >> instrument gain settings as four numbers in the V3ST column.  The file
> > >> format
> > >> and values are explained in theRC_header_description.txt file on the web
> > >> page.
> > >>
> > >> We are sorry for the delay in posting new data and any inconvenience
> > we may
> > >>
> > >> have caused for you.  Please contact us if you have any questions.
> > >>
> > >> Sincerely,
> > >> -- Rick Wessels
> > >> +++++++++++++++++++++++++++++++++++++++++++++++++++++
> > >> Rick Wessels, Ph.D.      rwessels@flagmail.wr.usgs.gov
> > >> U.S. Geological Survey      Phone  (520)-556-7022
> > >> 2255 N. Gemini Drive        FAX             -7014
> > >> Flagstaff, AZ 86001         Main Office     -7000
> > >> +++++++++++++++++++++++++++++++++++++++++++++++++++++
> > >
> > > Siri Jodha Singh Khalsa, Ph.D. %%% Emergent Technology Services, Inc.
> > > ECS Science Coordinator for the National Snow and Ice Data Center
> > > Campus Box 449 / 1540 30th St.
> > > Boulder, CO 80309
> > > Phone: (303) 492-1445 FAX: (303) 492-2468
> > > http://spot.colorado.edu/~khalsa
> >
> >--
> >++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> >Rick Wessels                rwessels@flagmail.wr.usgs.gov
> >U.S. Geological Survey  Phone(928)-556-7022 <-- Note new area code
> >2255 N. Gemini Drive     FAX                 -7014      as of June 2001
> >Flagstaff, AZ 86001        Main Office      -7000
> >++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>
> Siri Jodha Singh Khalsa, Ph.D. %%% Emergent Technology Services, Inc.
> ECS Science Coordinator for the National Snow and Ice Data Center
> Campus Box 449 / 1540 30th St.
> Boulder, CO 80309
> Phone: (303) 492-1445 FAX: (303) 492-2468
> http://spot.colorado.edu/~khalsa
>