[teqc] dropped obs

Lou Estey lou at unavco.org
Tue Jul 26 14:31:44 MDT 2005


Are, e.g. files 05061100.dat - 05061123.dat hourly .dat files
that were used to create your RINEX file cpud1620.05o?

What Trimble receiver is this data from?

--lou

> I'm rinexing some .dat files from a new survey-run site and suspect an
> equipment failure in the first few days of its life.  At first I thought
> the files might be getting corrupted during their ftp journey from a
> microsoft to a linux system, but the onset is gradual with the first
> obvious issues on day 161:
> 
> [minera at pc80237 ztemp]$ grep SUM *S
> cpud1570.05S:SUM 05  6  6 17:00 05  6  6 23:59 6.999   5    n/a  45576 n/a
> 0.33  0.51   9115
> cpud1580.05S:SUM 05  6  7 00:00 05  6  7 23:59 24.00   5    n/a 150981 n/a
> 0.33  0.53   8388
> cpud1590.05S:SUM 05  6  8 00:00 05  6  8 23:59 24.00   5    n/a 150897 n/a
> 0.34  0.53   7942
> cpud1600.05S:SUM 05  6  9 00:00 05  6  9 23:59 24.00   5    n/a 148131 n/a
> 0.33  0.52   8230
> cpud1610.05S:SUM 05  6 10 00:00 05  6 10 23:48 23.80   5    n/a  93327 n/a
> 0.36  0.57   5185
> cpud1620.05S:SUM 05  6 11 00:00 05  6 11 23:59 24.00   5    n/a   6855 n/a
> 0.49  0.64   1143
> cpud1630.05S:SUM 05  6 12 00:00 05  6 12 23:59 24.00   5    n/a      0 n/a
> 0.00  0.00      0
> cpud1640.05S:SUM 05  6 13 00:00 05  6 13 23:59 24.00   5    n/a      0 n/a
> 0.00  0.00      0
> 
> Since then attempts to rinex have yielded nothing but this sort of thing:
> 
> 2005 Jul 24 03:02:40.000: G29 observable L2 -1556624160.944 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G27 observable L1 -1987992792.218 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G27 observable L2 -1549053721.694 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G 8 observable L1 -2000428686.387 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G 8 observable L2 -1559239383.101 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G19 observable L1 -1978730228.236 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G19 observable L2 -1541853249.681 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G28 observable L1 -2003070863.502 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G28 observable L2 -1560816080.592 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G26 observable L1 -1995101253.779 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G26 observable L2 -1554896026.827 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G 7 observable L1 -1996321940.941 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G 7 observable L2 -1555558291.738 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G11 observable L1 -1989895033.188 being
> eliminated from stdout
> 2005 Jul 24 03:02:40.000: G11 observable L2 -1550556972.529 being
> eliminated from stdout
> 
> etc, etc...
> 
> I've put the files at ftp://ftp.panga.cwu.edu/private/cpud_problem if any
> one is interested in taking a look.
> 
> ------------------
> Andrew Miner
> PANGA Data Center
> 509-304-4096 (cell)
> 509-963-1109 (fax)
> ------------------
> 
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> teqc at ls.unavco.org
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