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Questions regarding Low Earth Orbit or LEO, which refers to orbits at an altitude between approximately 160 kilometers / 99 miles and 2,000 kilometers / 1,200 miles.

10
votes
1answer
This should be fairly straightforward, but, how do I get the semi-major axis (a) from at TLE. For example if I have the TLE: 1 25544U 98067A 01260.91843750 .00059354 00000-0 74277-3 0 4795 2 25544 …
asked Sep 20 '16 by amkas90
10
votes
The TLE gives mean motion ($n$) in $\frac{rev}{day}$. This needs to be converted to $\frac{rad}{s}$ which can be accomplished by multiplying the $n$ TLE value by $\frac{2\pi}{86400}$. Therefore, to …
answered Sep 20 '16 by amkas90