How to get longitude from Two Line Element (TLE)

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SUMMARY

The discussion focuses on extracting longitude from a Two Line Element (TLE) format for satellite data. The TLE provided is for satellite 24652U 96063A, which includes specific orbital parameters. It is established that there is no simple formula for calculating longitude directly from TLE data; instead, understanding the satellite motion model is essential. Utilizing software designed for satellite tracking is recommended for efficient computation.

PREREQUISITES
  • Understanding of Two Line Element (TLE) format
  • Familiarity with satellite orbital mechanics
  • Knowledge of satellite tracking software
  • Basic mathematical skills for manual calculations
NEXT STEPS
  • Research satellite tracking software options, such as STK or Orekit
  • Learn about satellite motion models and their applications
  • Study the mathematical principles behind TLE data interpretation
  • Explore programming libraries for TLE data processing, like Skyfield or PyEphem
USEFUL FOR

Aerospace engineers, satellite operators, and anyone involved in satellite tracking and orbital analysis will benefit from this discussion.

hamzaaaa
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Dear All

I want to know the formula to extract the longitude of the satellite from the TLE below.

I hope someone can help.
Thanks

1 24652U 96063A 97251.85429118 .00000144 00000-0 00000-0 0 568
2 24652 0.0850 104.0202 0008355 303.2059 279.6585 1.00288964 3492
 
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There is no simple formula. Those numbers are given in the context of a particular model of satellite motion. You could, of course, compute what you need manually, once you understand the model. But it seems far simpler just to obtain software that would do it.
 

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