[Space] KML from G1 data

Chris Paget ivegotta at tombom.co.uk
Tue Jun 8 15:05:30 PDT 2010


I thought the APRS packets were being generated by the G1, in which case
the two should correlate perfectly.  Is that not the case?

Cheers!

Chris


On 06/08/2010 02:52 PM, Christie Dudley wrote:
> Hm.  The highest data point recorded via APRS is 71185 ft. around the
> location where the KML data was peaking (although there are gaps after
> that).  See: http://aprs.fi/?call=KJ6ERK-11&mt=m&z=11&timerange=86400
> <http://aprs.fi/?call=KJ6ERK-11&mt=m&z=11&timerange=86400>.  The G1,
> according to all reports, will only accurately report location up to
> 60,000 ft.  If you managed to hack that, then kudos... but you probably
> want to double check your altitude calculations.
> 
> Christie
> _______
> "Great spirits have always found violent opposition from mediocrities.
> The latter cannot understand it when a man does not thoughtlessly submit
> to hereditary prejudices but honestly and courageously uses his
> intelligence." -- Albert Einstein
> 
> 
> On Tue, Jun 8, 2010 at 1:11 PM, Chris Paget <ivegotta at tombom.co.uk
> <mailto:ivegotta at tombom.co.uk>> wrote:
> 
>     This doesn't seem right.  Assuming the kml measures altitude in metres,
>     that puts apogee at about 200,000 feet - I thought the ceiling for
>     balloons was about 120k feet?
> 
>     Was the G1 the only GPS that flew?  Would be nice to have another set of
>     data to validate against.
> 
>     Cheers!
> 
>     Chris
> 
> 
>     On 06/08/2010 11:56 AM, Jonathan Moore wrote:
>     > On Tue, Jun 8, 2010 at 7:29 AM, Erik Ebert <eebert at gmail.com
>     <mailto:eebert at gmail.com>> wrote:
>     >> Cool.  I stripped out the dropouts so it displays a little better...
>     >
>     > did the new flight really go that much higher? I guess we did not have
>     > data from a good protaion of the alpha flight that could explain it.
>     >
>     > -Jonathan
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