[amsat-bb] preliminary TLE data for NEXUS sat (jan-17)

ok2gz ok2gz at seznam.cz
Thu Jan 10 11:14:03 UTC 2019


Nexus cubesat will be launched on January 17, 2019.
In document <a 
href="http://sat.aero.cst.nihon-u.ac.jp/nexus/download/About_initial_operation_immediately_after_separation_e.pdf">About_initial_operation_immediately_after_separation_e.pdf</a> 
from ANS-006 AMSAT NEWS SERVICE
    are given the preliminary TLE data.

NEXUS
1 99999U 99999A 19017.08394676 0.00000000 00000-0 00000-0 0 9991
2 99999 97.2400 80.2200 0010290 211.2310 184.0310 15.23623214 09


The TLE data depends on the exact positions of each item. Positions are 
compromised when copying documents.
Such damaged TLE data are not in sat programs as GPredict) processed.

The repair is simple. Just compare the positions of dots and dashes in 
TLE data  and move items to the correct positions.

Already for FOX-1D I wrote a TLEdoctor program that can display flawed 
positions and can easily be corrected by comparing with the template.  
After repair,  GPredict data can be uploaded and we can take all 
advantages of our sat program during the first pass.

TLE doctor:  http://oscar.ok2gz.eu/fox1d.php

Yet planned orbit params for NEXUS

period: 94.515 min
apogeum : 502.1 km
perigeum: 489.0 km
max qso length:  4904 km
inclination: 97.24 degrees

73  jarda ok2gz




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