[HATS] FW: [Balloons-Rockets] [Balloons]Another NASA Leonids balloon

Gene Harlan atvq@hampubs.com
Sat, 11 Nov 2000 20:22:08 -0600


Got to pass this on. As you can see, Keith has agreed to add the balloon
signal footprint into his version of APRS. For those into balloons, I think
this will be a neat feature!

Gene Harlan - WB9MMM
Harlan Technologies - publishers of:
Amateur Television Quarterly
ATVQ@hampubs.com
OSCAR Satellite Report
OSR@hampubs.com
http://www.hampubs.com

-----Original Message-----
From: Keith Sproul [mailto:ksproul@td.rutgers.edu]
Sent: Friday, November 10, 2000 5:02 PM
To: ATVQ
Cc: Pierre Thomson; Tom O'Hara
Subject: Re: [Balloons-Rockets] [Balloons]Another NASA Leonids balloon



I think this is an excellent idea, and since I am an avid balloon fan
(both hot air, and weather), I will add this..

Keith


On Fri, 10 Nov 2000, ATVQ wrote:

> Would the local ground altitude matter much? I doubt if Nova uses anything
> other than sea level. What I would be looking for is, If I am 100 miles
> away, when will I possibly begin to receive the signal.
>
> Had a great time this last weekend listening to a balloon launch from
> Michigan, and joined the 40 meter net to keep in touch. I drove from
> Rockford, IL (North central close to Wisconsin) straight South towards St.
> Louis. When the balloon was up above 85,000 ft, I was able to hear the
> 144.34 MHz packet and code, just with my through the glass antenna. Wish I
> would have had my ATV stuff so I could have jumped out of the car (with a
> beam) to see if I had video. Anyway, a prediction like we are talking
would
> be great for all the balloonists (is that a word?).
>
> Gene Harlan - WB9MMM
> Harlan Technologies - publisher of
> OSCAR Satellite Report - OSR@hampubs.com
> Amateur Television Quarterly - ATVQ@hampubs.com
> http://www.hampubs.com
>
>
> ----- Original Message -----
> From: "Keith Sproul" <ksproul@td.rutgers.edu>
> To: "Pierre Thomson" <pthomson@bruderhof.com>
> Cc: <atvq@hampubs.com>
> Sent: Friday, November 10, 2000 2:18 PM
> Subject: RE: [Balloons-Rockets] [Balloons]Another NASA Leonids balloon
>
>
> >
> > Gene and Pierre
> >
> > Would this be okay? (LOS)  And if so, under what sitiuations would you
> > want it displayed?
> >
> > This would be real easy to display, i.e. IF it is a Balloon Icon, and IF
> > it has altitude, just simply display the LOS foot print..  (the catch is
> > it won't know the local ground altitude)...
> >
> > Keith
> >
> >
> >
> > On Fri, 10 Nov 2000, Pierre Thomson wrote:
> >
> > > How about "LOS range"?  as in, sqrt(height in feet) * 1.23 = range in
> miles?
> > > Could that be displayed easily?
> > >
> > > Pierre Thomson KA2QPG
> > >
> > > > -----Original Message-----
> > > > From: Keith Sproul [SMTP:ksproul@td.rutgers.edu]
> > > > Sent: Friday, November 10, 2000 3:08 PM
> > > > To: Pierre Thomson
> > > > Subject: Re: [Balloons-Rockets] [Balloons]Another NASA Leonids
> > > > balloon
> > > >
> > > > I am one of the authors of WinAPRS/MacAPRS/X-APRS.
> > > >
> > > > The coverage circles are curently drawn for what is known as POWER
> HEIGHT
> > > > GAIN for stationary stations that have entered this informaiton.
What
> you
> > > > are asking wouldn't be very difficult to add..  The problem is, what
> do
> > > > you assume for antenna gain and power?
> > > >
> > > > I will be more than happy to work with you getting this added into
the
> > > > program..
> > > >
> > > > Keith Sproul
> > > >
> > > >
> > > >
> > > > On Fri, 10 Nov 2000, ATVQ wrote:
> > > >
> > > > > It would be interesting if the APRS programs would take the
position
> and
> > > > > altitude of a balloon, and draw a circle of coverage like the Nova
> (and
> > > > > others) do for satellites. Or maybe they already do and I just
don't
> > > > play
> > > > > with APRS enough.
> > > > >
> > > > > Gene Harlan - WB9MMM
> > > > > Harlan Technologies - publisher of
> > > > > OSCAR Satellite Report - OSR@hampubs.com
> > > > > Amateur Television Quarterly - ATVQ@hampubs.com
> > > > > http://www.hampubs.com
> > > > >
> > > > >
> > > > > ----- Original Message -----
> > > > > From: "Pierre Thomson" <pthomson@bruderhof.com>
> > > > > To: <balloons@lists.hams.com>
> > > > > Cc: <knsp@egroups.com>
> > > > > Sent: Friday, November 10, 2000 7:17 AM
> > > > > Subject: [Balloons-Rockets] [Balloons]Another NASA Leonids balloon
> > > > >
> > > > >
> > > > > > NASA is again planning to launch a balloon near the peak of the
> Leonid
> > > > > > meteor shower on November 18th.  This one will carry a video
> camera
> > > > > > and a VLF receiver to detect natural radio emissions from the
> meteors.
> > > > > >
> > > > > > http://science.nasa.gov/headlines/y2000/ast09nov_1.htm
> > > > > >
> > > > > > Pierre Thomson
> > > > > >
> > > > > > _______________________________________________
> > > > > > Balloons maillist  -  Balloons@lists.hams.com
> > > > > > http://lists.hams.com/mailman/listinfo/balloons
> > > > > > Sponsored by TECHNOCRAT.NET
> > > > > >
> > > > > > ---
> > > > > > Submissions balloons-rockets@qth.net
> > > > > >
> > > > >
> > > > >
> > > > > _______________________________________________
> > > > > Balloons maillist  -  Balloons@lists.hams.com
> > > > > http://lists.hams.com/mailman/listinfo/balloons
> > > > > Sponsored by TECHNOCRAT.NET
> > > > >
> > > >
> > > > --
> > > > Keith Sproul                             Ham Radio: WU2Z
> > > > Student Housing Network Coordinator      732 445-3695 Work
> > > > Rutgers University Computing Services    732 445-2968 Fax
> > > > http://dorm.rutgers.edu/~ksproul/
> mailto://ksproul@noc.rutgers.edu
> > > >
> > > >
> > > > _______________________________________________
> > > > Balloons maillist  -  Balloons@lists.hams.com
> > > > http://lists.hams.com/mailman/listinfo/balloons
> > > > Sponsored by TECHNOCRAT.NET
> > >
> >
> > --
> > Keith Sproul                             Ham Radio: WU2Z
> > Student Housing Network Coordinator      732 445-3695 Work
> > Rutgers University Computing Services    732 445-2968 Fax
> > http://dorm.rutgers.edu/~ksproul/
mailto://ksproul@noc.rutgers.edu
> >
> >
>
>

--
Keith Sproul                             Ham Radio: WU2Z
Student Housing Network Coordinator      732 445-3695 Work
Rutgers University Computing Services    732 445-2968 Fax
http://dorm.rutgers.edu/~ksproul/        mailto://ksproul@noc.rutgers.edu


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