[teqc] GeoGenius

Sam Storm van Leeuwen samsvl at nlr.nl
Thu Sep 2 01:07:51 MDT 2004


Lou,

Recently, Herbert gave me a GeoTracer output format description.
This might help.

Sam

At 03:51 PM 9/1/2004 +0000, you wrote:
>Hi Lou,
>GeoGenius is a software developed by Dr. Herbert Landau, his company 
>Terrasat ist located in Germany:
>
>Trimble Terrasat GmbH
>+49 8102 74330
>Haringstr. 19
>85635 Höhenkirchen-Siegertsbrunn (nearby Munich)
>
>
>"Lou Estey" <lou at unavco.org> schrieb:
> >hi Andrew,
> >
> >> I was under the impression that you knew everything!
> >
> >Ha!  Hardly!
> >
> >> Seems to be what is logged by Spectra Precision Terrasat software--not
> >> receiver specific.  Terrasat is a division of Spectra Precision and
> >> developed VRS.  Trimble bought Spectra Precision.  The software lives
> >> on...
> >>
> >> If you're really curious, try:
> >>
> >> http://www.gps-survey.com  --> File Download --> Observations --> etc
> >>
> >> This site used to have raw Ashtech, but now it's Ashtech in Terrasat
> >> clothing.  Not a huge deal, as there is rinex, but the rinex is pretty
> >> chopped up.
> >
> >The first hour (I guess) for 31 Aug:
> >
> >-rw-r--r--   1 lou      dmg         3780 Sep  1 07:01 WCM1244A.04a
> >-rw-r--r--   1 lou      dmg        24214 Sep  1 07:02 WCM1244A.04n
> >-rw-r--r--   1 lou      dmg       409900 Sep  1 07:03 WCM1244A.OBS
> >[1020] file W*
> >WCM1244A.04a:   ascii text
> >WCM1244A.04n:   ascii text
> >WCM1244A.OBS:   data
> >
> >WCM1244A.04n is obviously a pretty normal RINEX nav file. WCM1244A.04a
> >appears to be some sort of stat matrix for the GPS SVs (PRN 1-31), and
> >WCM1244A.OBS must be the observations.  The first few lines of an octal
> >dump are interesting since there is some ASCII:
> >
> >[1025] od -c W*.OBS | more
> >0000000   t   e   r   r   a   S   a   t 260 001 001  0   A   S   H   T
> >0000020   E   C   H       Z   -   X   I   I   3  0  0  0  0  0  0
> >0000040   U   N   K   N   O   W   N  0  0  0  0  0  0  0  0  0
> >0000060  0  0  0  0   6   J   0   0  0  0  0  0  0  0  f  0
> >
> >So, given your intro, it's verified this is "terraSat" software and data
> >from an Ashtech Z-12.  But as to what is being bundled up and how, I have
> >no idea.  (For grins I tried a teqc metadata extraction using `-ash s`
> >and `-ash r` and got nothing.)
> >
> >I did some Googling and found that GeoGenius refers to a software package
> >of Spectra Precision -- "the ultimate GPS processing toolset" one site
> >called it.
> >
> >So what we have here is some software package (Terrasat? GeoGenius?)
> >which is part of Spectra Precision, now owned by Trimble, which slurps
> >up data from any receiver (e.g. Ashtech Z-12) and appears to spit out
> >the data into some other format, right?
> >
> >Anybody have any insights?
> >
> >--lou
> >
> >_______________________________________________
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> >teqc at ls.unavco.org
> >http://ls.unavco.org/mailman/listinfo/teqc
> >
>
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Sam Storm van Leeuwen                       e-mail: samsvl at nlr.nl
National Aerospace Laboratory NLR       web: http://www.nlr.nl
POBox 90502, 1006BM Amsterdam       phone: +31 20 511 3562
Netherlands                                          fax: +31 20 511 3210



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