skyfielders / python-skyfield

Elegant astronomy for Python

skyfielders/python-skyfield Issues

I'm unable to use find_minima and find_maxima
Updated 14 days ago2
timescale With delta-T 0.0 Gives errors for the moon
Updated a month ago
Moon Node: convert Julian Day to datetime not correct
Closed a month ago2
Erroneous documentation of rotations in precessionlib.compute_precession?
Updated a month ago7
Documenation on Projections
Updated a month ago
Computing where line of sight intersects a given altitude
Updated 2 months ago
Comet packed designation wrong for fragmented periodic comets
Updated 2 months ago4
Satellite trajectory has errors.
Closed 2 months ago1
Possible problem with geographic_position_of
Closed 2 months ago4
J2000 to Earth Fixed
Updated 2 months ago1
Elevation, Azimuth coherence
Updated 2 months ago6
Finding satellite elevation angle over multiple ground stations
Closed 2 months ago3
Comet object apparent magnitude calculation
Updated 2 months ago
IndexError when accessing SSB
Updated 2 months ago4
Better document that newer Skyfield versions carry more recent ∆T data, which affects observatory position and orientation
Updated 2 months ago2
Issues when building frames using DE440
Updated 3 months ago2
Comets and Minor Planets throw ValueError with a narrow date in find_risings()
Updated 3 months ago
Document that Python datetime cannot represent Julian calendar leap days like February 29 of the year 1000
Updated 3 months ago1
Can Skyfield Calculate Geocentric Altitude, Azimuth and Seperation
Updated 4 months ago7
Additional star catalogues
Updated 4 months ago2
Planetary Reference Frame ignores multiple segments for one body
Updated 4 months ago1
Use earth satellites as observer location
Updated 4 months ago1
How can you track the historical distance between two satellites with updating elsets?
Closed 4 months ago1
Result output is different
Closed 4 months ago1
How to get the geocentric position of the ascending lunar node relative to the true equator and equinox of date
Closed 4 months ago1
Allow building timescale from custom url for finals2000A.all
Updated 5 months ago2
DeltaT and sunrise/sunset times
Closed 10 months ago22
Second return value of find_risings/find_settings is true for polar days
Closed 5 months ago4
ISS brightness
Updated 5 months ago14
some planets rise and sets not found
Closed 5 months ago5
Vector sum for satellites does not work
Closed 5 months ago2
Add True Equator, Mean Equinox (TEME) to framelib
Closed 6 months ago4
Elevation angle
Closed 6 months ago5
Get the azimuth, altitude and distance rate.
Closed 6 months ago7
Multiproccesing in Skyfield
Updated 6 months ago10
exception in almanac.risings_and_serttings(eph,eph[]... when planets past Jupiter is object
Closed 6 months ago1
Getting Earth-Sun vectors using same ephemeris gives different results with different tools
Closed 6 months ago2
Apply dUT1 to Timescales?
Closed 7 months ago5
Error encountered when converting from ra/dec to alt/az for a site using `topo.at(t).from_radec(...)`
Updated 7 months ago4
The `..._strftime' function rounds time inaccurately.
Closed 7 months ago6
find_events not returning events in some cases
Closed 7 months ago4
.at(t) exhibits unusually high CPU usage in Ubuntu
Closed 8 months ago3
Calculation revnums
Closed 8 months ago1
SGP4 twoline2rv Gives Output of Mean Motion Way Off From TLE
Closed 9 months ago6
Strange traceback from `.apparent()` when computing sun angle.
Closed 8 months ago6
phase_angle error with EarthSatellite
Closed 9 months ago6
Constellation name mismatch
Closed 9 months ago1
Horizons System vs Skyfield - Difference in Geocentric Vector Table Values
Closed 9 months ago2
moon rise and set times
Closed 10 months ago2
can't find the error
Closed 10 months ago2