[time-nuts] Did a member of time-nuts buy this?

Brian Inglis Brian.Inglis at SystematicSw.ab.ca
Thu Dec 11 03:35:03 EST 2014

On 2014-12-09 04:10, Mike Monett wrote:

>> One very cute addition would be to pull down the NIST GPS data and
>> use it to correct your system on an hourly / daily basis. If you
>> do that with common view satellites, you most certainly will beat
>> a surplus grade Cs standard.
> How can we do this? The NIST archives state
> "The archive is only updated once every 24 hours, so data are not
> available for today's date. Data from the previous day are added to
> the archive at about 1600 UTC."
> http://www.nist.gov/pml/div688/grp40/gpsarchive.cfm
> Is there another page that has current data? If so, how do we
> incorporate it into the GPSDO?

IGS http://igscb.jpl.nasa.gov/components/data.html has pointers to
get 15 minute samples from high rate IGS stations around the world:

USNO info tells you which SVNs/PRNs have Cs (few) and Rb (most) clocks:
might be interesting to compare accuracy of Cs vs Rb SVs in view.
Take care. Thanks, Brian Inglis

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