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Re: gpsrinex and Trimble


From: Gary E. Miller
Subject: Re: gpsrinex and Trimble
Date: Tue, 5 May 2020 13:22:56 -0700

Yo John!

On Tue, 5 May 2020 16:15:06 -0400
John Ackermann N8UR <address@hidden> wrote:

> Well, I was actually able to get TrimbleRTX to accept my F9P RINEX
> file created by gpsrinex.


Good.  Someone reported otherwise this week.

> It would *not* accept the one created by
> rtklib's convbin tool -- no useful explanation what was wrong, just
> unrecognized file format.

Those are called "Lassie Errors".  Content free.

Does anyone here have Timb;e contacts?

> The bad news is that the results were pretty awful.  Since the results
> are just a single-page PDF, I've attached it here.  But in summary:
> 
> Out of 2873 total observations, 100% were usable, but only 207 (7%)
> were used.  That raises a lot more questions than it answers...

No thanks.  We already have enough unanswetred questions here.  :-)
 
> The sigmas (not clear if 1 or 2 stdevs) are 0.185m, 0.131m, and 0.066m
> for XYZ, and 0.062m, 0.195m, and 0.130m for lat/lon/height.  The
> report came with this warning:

Which are about 10x worse than NRCan.

> Of course, those numbers don't actually appear in the report itself.

Typical Trimble.

RGDS
GARY
---------------------------------------------------------------------------
Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
        address@hidden  Tel:+1 541 382 8588

            Veritas liberabit vos. -- Quid est veritas?
    "If you can't measure it, you can't improve it." - Lord Kelvin

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