[teqc] GeoGenius

Lou Estey lou at unavco.org
Thu Sep 2 07:44:32 MDT 2004


hi Sam,

Are the Terrasat .OBS files at http://www.gps-survey.com
in GeoTracer format?

--lou

> 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
>> >
>> >_______________________________________________
>> >teqc mailing list
>> >teqc at ls.unavco.org
>> >http://ls.unavco.org/mailman/listinfo/teqc
>> >
>>
>> _______________________________________________
>> teqc mailing list
>> teqc at ls.unavco.org
>> http://ls.unavco.org/mailman/listinfo/teqc
> 
> 
> 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
> 
> _______________________________________________
> teqc mailing list
> teqc at ls.unavco.org
> http://ls.unavco.org/mailman/listinfo/teqc
> 



More information about the teqc mailing list