[NLRS] ND Balloon Launch QTH.net has a feather in its craw!

Gerald geraldj at ispwest.com
Mon Aug 22 13:42:54 EDT 2005


On Mon, 2005-08-22 at 11:12 -0500, Ford Peterson wrote:
> 
> Andy wrote:
> 
> <snip>
> 
> > Many of those balloon flights reach 70,000 ft, sometimes even 100,000 
> > ft, so you should have no trouble getting a line-of-sight path to it.  
> <SNIP>
> > Andy K0SM/2
> 
> I have studied the wx balloon data provided by NOAA and conclude that the
> achievable 'height' is quite variable.  A wx balloon has a payload of a 
> few ounces.  True, they do get quite high from time-to-time.  But this 
> is very unpredictable.  
> <SNIP>
> 
> If I were a gambler, I would put my money on <30,000'.  
> 
> Ford-N0FP

> 
I put my money on greater 30,000 METERS. A recent HABET from ISU went to
36,072 meters.
http://cosmos.ssol.iastate.edu/HABET/l93/data%5CHABETL93(SBS)_Recovery.txt

One thing else you forgot is that the data from the morning NOAA launches 
is available to the ham balloon launchers to help them refine their filling.

Several that I've tracked in the past went above 80,000 feet. And some I
didn't get to track because the balloon was deflated by a barbed wire
fence.

I've seen some spectacular video from Kansas launches. 
-- 
73, Jerry, K0CQ
Dr. Gerald N. Johnson, electrical engineer
All content copyright, Dr. Gerald N. Johnson



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