[amsat-bb] A Modern Oscar Locator

Robert Bruninga bruninga at usna.edu
Sun Apr 7 18:42:44 UTC 2019


I absolutely love it!  Everyting you need at a glance!

Bob Bruninga
Wb4APR

On Sun, Apr 7, 2019 at 9:32 AM Don KB2YSI via AMSAT-BB <amsat-bb at amsat.org>
wrote:

> That good nice Chris.
>
> On Sun, Apr 7, 2019, 09:17 Chris Thompson via AMSAT-BB <amsat-bb at amsat.org
> >
> wrote:
>
> > I wanted a simple program that showed when target spacecraft would be
> above
> > the horizon. I remembered a picture of an old program that Bob Bruninga
> > posted on AMSAT-BB some time ago. I could not find that picture, but I
> > built something similar and it looks like this:
> > http://www.g0kla.com/klatrack/klatrack_dark.png
> >
> > It's a simple program that plots the elevation of upcoming satellite
> passes
> > as a horizontal display and then updates it in real time.  It does a one
> > time calculation to fill its buffer of positions, then its pretty
> efficient
> > because it just calculates the next position it needs in the future.
> >
> > The details and the download are here:
> > http://www.g0kla.com/klatrack/index.php
> >
> > Thanks again to Dave Johnson (G4DPZ) for his port to Java of John
> > Maglicane's (KB2BD) predict library.
> >
> > The is made available under the Gnu GPL and I will upload the code to
> > github when I get a chance.
> >
> > 73
> > Chris
> >
> > --
> > Chris E. Thompson
> > chrisethompson at gmail.com
> > g0kla at arrl.net
>
>


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