[amsat-bb] JY1Sat Provisional Keps

Alan wa4sca at gmail.com
Wed Nov 14 11:30:39 UTC 2018


Dave,

SatPC32 does not like orbits with no eccentricity, and "blows up."  If you
make a trivial change, the Keps run fine.  Thanks for posting them.

<1 05555U 18001A  18323.01450000  .00000000  00000-0  18000-5 0  9991
<2 05555  98.2000  30.5000 0000001 225.0000 130.3444 14.97380000    10
                                                                   ^

73,

Alan
WA4SCA





<-----Original Message-----
<From: AMSAT-BB [mailto:amsat-bb-bounces at amsat.org] On Behalf Of David
<Johnson
<Sent: Wednesday, November 14, 2018 03:07 AM
<To: amsat-bb <amsat-bb at amsat.org>
<Subject: [amsat-bb] JY1Sat Provisional Keps
<
<Hi,
<
<Thanks to David Bowman, G0MRF was have a provisional set of Keplerian
<Elements for JY1Sat to be launched on Monday 19th,
<
<
<1 05555U 18001A  18323.01450000  .00000000  00000-0  18000-5 0  9991
<2 05555  98.2000  30.5000 0000000 225.0000 130.3444 14.97380000    10
<
<These are based on our best guess based on the orbital parameters we have
<gleaned from various sources.
<
<Please note that SatPC32 and GPredict may give erroneous results because
<the Epoch is in the future.
<
<Nova & MacDopplerPro are both fine.
<
<73
<
<Dave Johnson, G4DPZ
<on behalf of the FUNcube Team
<_______________________________________________
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