[Kstars-devel] SatLIb verification
JB BUTET
ashashiwa at wanadoo.fr
Wed Apr 25 14:43:47 CEST 2007
Hi Jason :)
Hve you updated your TLEs ? (Three Line Elements)
You need it if you want predictions are accurate.
Keep contact ;)
JB
Jason Harris a écrit :
> Hello,
>
> I have finally added Earth satellite tracking to KStars using SatLib; see the
> attached screenshot. However, I'm having trouble verifying that the
> predictions are accurate. I'm comparing to websites like heavens-above.com,
> and it looks to me like the SatLib predictions are completely different.
>
> Quoting an earlier email on this topic[1]:
>> I'm comparing [the SatLib predictions] to various sources online,
>> especially heavens-above.com and spaceflight.nasa.gov/realdata.
>>
>> For example, these websites predict a pass by HST over Tucson, AZ on 18
>> April 2007 at 4:25 am, local time. But I'm not seeing an HST pass in
>> KStars anywhere near that time.
>
> I've tried several other dates as well, I can't seem to find any correlation
> between the SatLib predictions and those published at heavens-above and NASA.
>
> I was wondering if you had any insight in this matter. Have you done any
> verification of the SatLib predictions? If so, can you share the sources you
> compared with?
>
> thanks,
> Jason
>
> [1]: http://lists.kde.org/?l=kstars-devel&m=117688489902995&w=2
>
>
> ------------------------------------------------------------------------
>
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