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Hi,
I'm stuck with the following. I'm doing many orbit calculations for polar earth satellites and I can't understand why, when the eccentricity falls below some value, the perigee is not where it …
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I use pyephem in my Ubuntu indicator (indicator-lunar) and am trialling python-skyfield to possibly jump across in the future.
Given the ephemeris is downloaded first time by python-skyfield, or lo…
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Thank you for the wonderful package. I was wondering if there is a preferred way to cite the SkyField package?
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This is your code from https://stackoverflow.com/a/51698405/8422121
```
from numpy import arange
from skyfield.api import load, EarthSatellite
iss_tle0 = """\
1 25544U 98067A 18184.80969102…
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What would be the best approach to extract the raw coefficients in a data type 2 BSP file?
Thanks
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This might be a file format question, so I understand if you prefer me to offset this to the NAIF team.
In [spk.generate](https://github.com/brandon-rhodes/python-jplephem/blob/7dae84d506edeccf8189…
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Hi Brandon,
first of all many thanks for all the learning I received from watching your talks at PyCon’s the last years.
I developed a mount model build package in python and recognized now that …
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@wafels said: We should unify sun_pos.py and sunpy.sun but agree on which calculation to use on PR #452
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Hi
I noted that there are some extra fields in the time object such as .P, .N, .NT etc. These seem to be the Precession matrix ,Nutation matrix, What are the Tvaraiants? Is it Transpose?
The rea…
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I'm using SGP4 to propagate the trajectories of 2 satellites in 1 week. I need to achieve the distance between 2 satellites for each second.
Is there an optimal way to do it with Skyfield? Or, I ha…