Maybe PRN06 was set unhealthy? You didn't mention the tracking period. Check the NANUs, e.g.: <http://celestrak.com/GPS/NANU/2014/nanu.2014057.txt>
*CONDITION: GPS SATELLITE SVN67 (PRN06) WAS UNUSABLE ON JDAY 198 (17 JUL 2014) BEGINNING 0950 ZULU UNTIL JDAY 198 (17 JUL 2014) ENDING 1507 ZULU.* Historical outages here: <http://adn.agi.com/SatelliteOutageCalendar/GPSHistoricalOutages.aspx> -F. Message: 1 > Date: Tue, 23 Sep 2014 16:00:05 -0400 > From: "Sean Hyde" <[email protected]> > To: <[email protected]> > Subject: [FOSS-GPS] High SNR Satellites not being used > Message-ID: <[email protected]> > Content-Type: text/plain; charset="us-ascii" > > Hey Guys, > > > > I noticed today that despite some satellites having >40 dBHz (as reported > in > RTKNavi), they are not green and are not being used. They are also not > marked as 'OK' in the RTKMonitor. Any idea why? I do not have any > specifically excluded in the 'Options' settings and I have the Elevation > Mask set to zero. > > > > I've attached a screenshot of the SNR from RTKNavi (the Rover is inside a > building so that's why it is so low, but the base station is outside). > > > > Thanks, > > -Sean > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > http://lists.osgeo.org/pipermail/foss-gps/attachments/20140923/3d1b4cba/attachment.html > > > -------------- next part -------------- > A non-text attachment was scrubbed... > Name: High SNR.PNG > Type: image/png > Size: 31643 bytes > Desc: not available > URL: < > http://lists.osgeo.org/pipermail/foss-gps/attachments/20140923/3d1b4cba/attachment.png > > > > ------------------------------ > > _______________________________________________ > FOSS-GPS mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/foss-gps > > End of FOSS-GPS Digest, Vol 68, Issue 14 > **************************************** >
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