[aprssig] RFC: Adding additional weather data to spec

[david vanhorn]

There should be a difference between " have sensor, wind speed zero" and
"wind speed zero because no sensor"

On Thu, Mar 27, 2025, 12:55 PM SARTrack CEO via aprssig <
aprssig at lists.tapr.org> wrote:

> May it it is time to start an APRS sub-standard for telemetry packets.
>
> All telemetry packets are ID'd with the Destination Address, followed by
> whatever data the developer wants to put in.
> Via the APRS foundation this is then documented.
> It is then up to the various APRS software developers if they want to
> make their program compatible with that specific telemetry packet.
>
> This resolves all kinds of backwards compatibility issues.
> As there seems to be no public information on the various telemetry
> packets used, my own program is currently ignoring any packets starting
> with a "T".
>
> I forwarded this to the APRS foundation list, because I think it belongs
> there.
>
> Just my 2 cents worth.
>
> Bart ZL4FOX
> SARTrack
>
> On 28/03/2025 03:33, Weston Bustraan wrote:
> > Hey Eric,
> >
> > Those items seem more like they would be good candidates for telemetry
> > packets, not weather packets.
> >
> > - Wes W8WJB
> >
> > On Thu, Mar 27, 2025 at 10:12 AM Eric H. Christensen WG3K via aprssig
> > <aprssig at lists.tapr.org <mailto:aprssig at lists.tapr.org>> wrote:
> >
> >     I'd like for the APRS spec to be expanded to include other weather
> >     observations.  Currently the following observations are identified:
> >
> >       - wind direction (required)
> >       - sustained one-minute wind speed
> >       - wind gust
> >       - temperature
> >       - rainfall
> >       - humidity
> >       - barometric pressure
> >       - luminosity
> >       - snowfall
> >
> >     I'd like to see the following added:
> >
> >       - water temperature
> >       - wave height
> >       - wave frequency
> >       - water salinity
> >       - soil temperature
> >       - fuel moisture
> >       - fuel temperature
> >
> >     73,
> >     Eric WG3K
> >     FM18rp
> >     Packet: WG3K at WG3K.#SMD.MD.USA.NOAM
> >     E-Mail: wg3k at pm.me <mailto:wg3k at pm.me>
>
> > _______________________________________________
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> > aprssig at lists.tapr.org
> > http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org
>
> --
> Bart Kindt
> SARTrack Developer and CEO
> SARTrack Limited
>
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