Yo Nathan!

On Wed, 16 Jun 2021 20:11:10 -0700
Nathan Owens <nathan@nathan.io> wrote:

> It's coming from the GPS Hat, MAX-M8Q with an external antenna.

Then you can expect 100x better after it settles down.  Assuming
optimal configuration: fixed CPU clock, few cron jobs, etc.

PPS is usualy on SHM(1) and gnss time on SHM(0).  Looks like you used
the ntpd native driver.  gpsd will perform slightly better, and give you
a ton more data.

https://gpsd.io/time-service-intro.html
https://gpsd.io/gpsd-time-service-howto.html


RGDS
GARY
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