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Re: [gpsd-dev] Additional SV flags?
From: |
Gary E. Miller |
Subject: |
Re: [gpsd-dev] Additional SV flags? |
Date: |
Tue, 30 Apr 2019 14:03:47 -0700 |
Yo A.S.!
Following up my own post.
> Why would you care? If the GPS is outputting good time (2D fix), then
> it has the Ephemeris already. Pretty much one directly follows the
> other.
You know when the GPS has the Ephermeris for a sat. The Elevation and
Azimuth for each sat comes from the Ephemeris. So the SKY json tells
you which sats the GPS has an Ephemeris/Almanac for. The Ephemeris is
never broadcast slower that once every 48 seconds.
RGDS
GARY
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Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
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"If you can’t measure it, you can’t improve it." - Lord Kelvin
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