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There are four derived values for TLEs and Latest TLEs: period, SMA, apogee height, perigee height. They may not be calculated how the user expects, so they should be documented. The following formula…
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# Two Line Element Set | Thiago’s Space Blog
Learning more about TLEs
[http://blog.thiago.pub/2022/01/17/two-line-element-set.html](http://blog.thiago.pub/2022/01/17/two-line-element-set.html)
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When I update the TLEs from a local file satellites that are in the file but not in the GPredict database are not added.
- Win 10 x64 (21H2, 19044.1706)
- GPredict 2.2.1
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Hubble's spice kernels are of SPK Segment Type 10, I now have an example to add support from:
`kete.spice.kernel_fetch_from_url("https://naif.jpl.nasa.gov/pub/naif/HST/kernels/spk/hst.bsp")`
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After attempting to implement the Gauss method for preliminary orbit determination in Mathematica (Dimitri) and Python (me), it seems that it can't cope with such short arcs.
Potential alternative…
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Hello,
This is a fantastic tool for tracking the Starlink satellite! Thanks for opensourcing!
An issue I found when running the script is that the measured satellite trace from gRPC cannot match…
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**Is your feature request related to a problem? Please describe.**
It would be useful if TLEs could be acquired for existing spacecraft. Is this a solved problem in a package we can import?
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Want to be able to find a satellite by it's short (TLE) name (e.g., EUVE) or it's long name "Extreme Ultraviolet Explorer".
We may only be able to do this for Science satellites where we have a lon…
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Hi!
I've used this app to visually doublecheck my results using a historical TLEs. It wasn't convinient as the app uses system clock via `gettimeofday` and does not allow to adjust this value apart…
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Hello,
I have a question please regarding the test between Manila and Dalian. If we want to perform a test between two other destinations, how should we choose the right satellites as input in tle…