[aprssig] US National Grid system use
archer at eskimo.com
Thu Jun 28 10:43:29 CDT 2007
On Thu, 28 Jun 2007, David Huff wrote:
> I was talking to some EMA folks lately, and they stated the U.S.
> Department of Homeland Security is now pushing a new coordinate system
> known as US National Grid, info is at <http://www.fgdc.gov> I just
> stared learning about it, but it looks like just a renaming of the MGRS
> system, which is based off of UTM coordinate system.
> Is anybody out there using this for APRS type applications yet?
Yes. Xastir has it. And UTM. And MGRS.
> I know
> the APRS format uses degree minutes instead of this new one, but are
> there converter tools out there, or ways to deal with conversion without
> losing much precision? Does any of the APRS clients implement this yet?
We have a "Coordinate Calculator" in Xastir that will convert
to/from many of the formats, plus you can select the coordinate
system that appears on the status line. I don't think we've added
USNG to the calculator yet though, so it only appears on the status
Curt, WE7U. APRS Client Comparisons: http://www.eskimo.com/~archer
"Lotto: A tax on people who are bad at math." -- unknown
"Windows: Microsoft's tax on computer illiterates." -- WE7U
"The world DOES revolve around me: I picked the coordinate system!"
More information about the aprssig