[amsat-bb] Re: SatPC32 track error help

David - KG4ZLB/MØZLB m0zlb at btinternet.com
Fri Dec 19 12:47:36 PST 2008


And are you absolutely sure that you have you co-ordinates set correctly 
(lat/long etc)

(That's caught me out one or two times)   :-[

David
KG4ZLB/M0ZLB
www.kg4zlb.com



Alan P. Biddle wrote:
> Len,
>
> You posted that message at 12:50 CST, and the ISS was almost directly
> overhead your QTH, so you were not hearing things.  Hi Hi  
>
> Are other satellites being correctly displayed?  If so, that points at old
> ISS keps, however recently acquired.  Unlike other satellites, the ISS is
> frequently reboosted, and even some of the on line sources are a little slow
> to catch up.  Get the latest updates from Celestrak or directly from NORAD.
> I am using the Keps at the end of the message, and they agree with a couple
> of on line sources I checked.  (Of course, they could ALL be wrong,
> seriously.)
>
> Another thing to check is that the program is properly converting the time
> to UTC.  From the SATPC32 mail screen, toggle between L and U.  The
> difference in the displayed times should be 6 hours.  Rarely, the OS messes
> up the daylight and standard time conversion.
>
> Again, knowing whether this is an ISS-only problem is key information.
>
> Alan
> WA4SCA
>
>
>
>
> ISS
> 1 25544U 98067A   08353.56913069  .00013457  00000-0  10664-3 0  8830
> 2 25544  51.6396 151.4641 0007727 102.5501 340.9706 15.71639760577543
>
>
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