[FOSS-GPS] PPP with RTKLib: RINEX O- and N- files?
Felipe G. Nievinski
fgnievinski at gmail.com
Sat Dec 21 13:47:34 PST 2013
Might want to try http://gaps.gge.unb.ca/
And the multi-solution comparison centre:
On Sat, Dec 21, 2013 at 1:51 PM, Anders Wallin
<anders.e.e.wallin at gmail.com>wrote:
> Thanks for the tip!
> By extracting the receiver clock bias from the status-file, and playing
> around with the RTKPOST settings I now get better results:
> There's still a 4 ns offset between the CSRS and RTKLib solutions - I
> don't know where it comes from??
> ESA gLAB arrives at the same result as CSRS, so maybe I will look closely
> at the gLAB settings next.
> Thanks for your help - I will try to write a blog post about my findings
> if/when I get at least three methods to agree on the results (CSRS, gLAB,
> and RTKLIB)
> On Sat, Dec 21, 2013 at 12:07 AM, Felipe G. Nievinski <
> fgnievinski at gmail.com> wrote:
>> I don't think you should use the time tag in the .pos file.
>> I'd use instead the CLK records in the .stat file.
>> See Appendix B.3 in the docs, "Solution Status File":
>> *Receiver Clock‐bias States*
>> *Estimated receiver clock bias parameters. The format of a record is as
>> *week/tow : gps week no/time of week (s)*
>> *stat : solution status*
>> *rcv : receiver (1:rover,2:base station)*
>> *clk1 : receiver clock bias GPS (ns)*
>> *clk2 : receiver clock bias GLONASS (ns)*
>> *clk3 : reserved*
>> *clk4 : reserved*
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