[amsat-bb] Software Problems

Alan wa4sca at gmail.com
Sun Oct 23 16:40:32 UTC 2016


SatPC32 normally works perfectly, and is used by the command stations for its accuracy and

Something to check.  Click on Satellites, and see what the source file is.  nasabare.txt is a reliable
one.  Look down at the bottom, and see what the file date is.  It should be current within a day or
so.  You will need to do the update manually with the Update Keps button, for each source.



<-----Original Message-----
<From: AMSAT-BB [mailto:amsat-bb-bounces at amsat.org] On Behalf Of Joe
<Sent: Sunday, October 23, 2016 9:56 AM
<To: amsat-bb <amsat-bb at amsat.org>
<Subject: [amsat-bb] Software Problems
<I am really excited about getting back on the Birds after a 40+ year
<I've done EME, MS, AU, and all sorts of weak signal stuff on 144Mhz.
<I've played the DX and contesting on HF.
<All has been fun, but none except for the EME has given the most
<happiness than the memories of playing with the birds in the late 70's
<Now let me know, I can take this off list if members here want me to,
<But This excitement is quickly turning into disgust. To the point I'm
<just about to say screw it and forget about Sat work again.
<I am in the need of help with prediction programs.
<Man in the late 70's it was the ARRL bulletin with keps etc. and a Oscar
<Now we got ultra cool software programs that all are incredible! Except
<for me, I can not trust ANY of them.  I have been testing several to see
<what I will make my primary program. BUT...... and there always is a
<"BUT" isn't there? I can not say what one to "Trust"
<The four I have installed are...
<Now of course they all use the same computer clock. And it is accurate
<to less than a tenth of a second.
<Each one periodically ask to Up-Date the TLE's and I say "YES" and let
<them do it all on their own. I change NOTHING on where they get their data.
<The run them.
<SatLookDown1_28 & HRDSatTrack, both agree very closely. Almost to the
<But the Orbitron, is off, WAY off. like 15 minutes off.
<And the SatPC32 is even worse the sat is like 1/2 an orbit off!
<Now the ones that agree also match the page
<So my guess they are the ones showing correct data.
<Now what to do about the other two. How can I make them show correct passes?
<Remember I can take this off list if no one wants to read about this...
<Just let me know,
<The Original Rolling Ball Clock
<Idle Tyme
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