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



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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