skyfielders/python-skyfield issues and pull requests

#977 - Resolve AttributeError in satellite_download.py

Pull Request - State: open - Opened by jamescoledesign 10 days ago

#976 - timescale With delta-T 0.0 Gives errors for the moon

Issue - State: open - Opened by sgbmzm 11 days ago

#975 - Support for multi-segments

Pull Request - State: open - Opened by Tontyna 13 days ago - 3 comments

#973 - introduce MDASegment for SPK type 1 and 21

Pull Request - State: open - Opened by Tontyna 18 days ago

#972 - Erroneous documentation of rotations in precessionlib.compute_precession?

Issue - State: open - Opened by wedesoft 24 days ago - 7 comments

#971 - Documenation on Projections

Issue - State: open - Opened by klappj 25 days ago

#970 - Computing where line of sight intersects a given altitude

Issue - State: open - Opened by DFEvans about 1 month ago

#969 - Satellite trajectory has errors.

Issue - State: closed - Opened by yangyang-studio about 1 month ago - 1 comment

#968 - Moon Node: convert Julian Day to datetime not correct

Issue - State: closed - Opened by u-blusky about 1 month ago - 2 comments

#967 - Possible problem with geographic_position_of

Issue - State: closed - Opened by bradfordrobbins about 1 month ago - 4 comments
Labels: more information needed

#966 - Finding satellite elevation angle over multiple ground stations

Issue - State: closed - Opened by ravi4ram about 1 month ago - 3 comments

#965 - Comet packed designation wrong for fragmented periodic comets

Issue - State: open - Opened by jurezakrajsek about 1 month ago - 4 comments
Labels: feature request, documentation request

#964 - Comet object apparent magnitude calculation

Issue - State: open - Opened by jurezakrajsek about 2 months ago

#963 - IndexError when accessing SSB

Issue - State: open - Opened by cocoknightcom about 2 months ago - 4 comments

#962 - Better document that newer Skyfield versions carry more recent ∆T data, which affects observatory position and orientation

Issue - State: open - Opened by Dave-II about 2 months ago - 2 comments
Labels: documentation request

#961 - Elevation, Azimuth coherence

Issue - State: open - Opened by pablotejada about 2 months ago - 6 comments
Labels: more information needed

#960 - Issues when building frames using DE440

Issue - State: open - Opened by AntoineRichard about 2 months ago - 2 comments

#959 - Comets and Minor Planets throw ValueError with a narrow date in find_risings()

Issue - State: open - Opened by Bernmeister 2 months ago

#957 - Document that Python datetime cannot represent Julian calendar leap days like February 29 of the year 1000

Issue - State: open - Opened by godbolerr 2 months ago - 1 comment
Labels: documentation request

#956 - J2000 to Earth Fixed

Issue - State: open - Opened by mikefNAMA 3 months ago - 1 comment
Labels: more information needed

#952 - Planetary Reference Frame ignores multiple segments for one body

Issue - State: open - Opened by brandon-rhodes 3 months ago - 1 comment

#951 - Can Skyfield Calculate Geocentric Altitude, Azimuth and Seperation

Issue - State: open - Opened by msyazwanfaid 3 months ago - 7 comments

#949 - Use earth satellites as observer location

Issue - State: open - Opened by Borlaff 3 months ago - 1 comment
Labels: documentation request

#947 - How can you track the historical distance between two satellites with updating elsets?

Issue - State: closed - Opened by davidkurtenb 3 months ago - 1 comment

#945 - How to get the geocentric position of the ascending lunar node relative to the true equator and equinox of date

Issue - State: closed - Opened by hgducharme 4 months ago - 1 comment

#944 - Result output is different

Issue - State: closed - Opened by NIWNIW111 4 months ago - 1 comment

#940 - Second return value of find_risings/find_settings is true for polar days

Issue - State: closed - Opened by daniel-tameling 5 months ago - 4 comments

#938 - Allow building timescale from custom url for finals2000A.all

Issue - State: open - Opened by dm-maxar 5 months ago - 2 comments
Labels: documentation request

#936 - ISS brightness

Issue - State: open - Opened by sgbmzm 5 months ago - 14 comments
Labels: feature request

#935 - Elevation angle

Issue - State: closed - Opened by vishalmathkumar 5 months ago - 5 comments
Labels: more information needed

#934 - Get the azimuth, altitude and distance rate.

Issue - State: closed - Opened by me111222 6 months ago - 7 comments
Labels: documentation request

#933 - exception in almanac.risings_and_serttings(eph,eph[]... when planets past Jupiter is object

Issue - State: closed - Opened by stickneyar 6 months ago - 1 comment

#932 - Getting Earth-Sun vectors using same ephemeris gives different results with different tools

Issue - State: closed - Opened by MichaelBonnet 6 months ago - 2 comments

#931 - Add True Equator, Mean Equinox (TEME) to framelib

Issue - State: closed - Opened by MichaelBonnet 6 months ago - 4 comments
Labels: documentation request

#930 - Apply dUT1 to Timescales?

Issue - State: closed - Opened by wg1562 6 months ago - 5 comments

#928 - Vector sum for satellites does not work

Issue - State: closed - Opened by lpmrfentazis 7 months ago - 2 comments

#927 - find_events not returning events in some cases

Issue - State: closed - Opened by hubert968 7 months ago - 4 comments

#924 - The `..._strftime' function rounds time inaccurately.

Issue - State: closed - Opened by Pearlfish-H 7 months ago - 6 comments

#922 - Calculation revnums

Issue - State: closed - Opened by foxittt 7 months ago - 1 comment

#921 - Error encountered when converting from ra/dec to alt/az for a site using `topo.at(t).from_radec(...)`

Issue - State: open - Opened by Engineero 7 months ago - 4 comments
Labels: feature request

#919 - Multiproccesing in Skyfield

Issue - State: open - Opened by phantomvlad 7 months ago - 10 comments
Labels: platform bug

#918 - some planets rise and sets not found

Issue - State: closed - Opened by dyk74 7 months ago - 5 comments
Labels: more information needed

#916 - .at(t) exhibits unusually high CPU usage in Ubuntu

Issue - State: closed - Opened by PeterS-mBryonics 8 months ago - 3 comments

#915 - SGP4 twoline2rv Gives Output of Mean Motion Way Off From TLE

Issue - State: closed - Opened by frankxu787 8 months ago - 6 comments

#914 - Strange traceback from `.apparent()` when computing sun angle.

Issue - State: closed - Opened by meawoppl 8 months ago - 6 comments

#913 - phase_angle error with EarthSatellite

Issue - State: closed - Opened by smp55 8 months ago - 6 comments

#911 - Additional star catalogues

Issue - State: open - Opened by wheirman 8 months ago - 2 comments
Labels: feature request

#909 - Add Tycho2 catalog

Pull Request - State: closed - Opened by wheirman 9 months ago - 4 comments

#907 - Horizons System vs Skyfield - Difference in Geocentric Vector Table Values

Issue - State: closed - Opened by ellie-sleightholm 9 months ago - 2 comments

#906 - Constellation name mismatch

Issue - State: closed - Opened by mrosseel 9 months ago - 1 comment

#904 - DeltaT and sunrise/sunset times

Issue - State: closed - Opened by sgbmzm 9 months ago - 22 comments
Labels: more information needed

#901 - moon rise and set times

Issue - State: closed - Opened by heinkurz 10 months ago - 2 comments
Labels: more information needed

#900 - can't find the error

Issue - State: closed - Opened by heinkurz 10 months ago - 2 comments

#898 - Compatibility with Numpy 2.0 and Python 3.12

Issue - State: open - Opened by pllim 10 months ago - 9 comments
Labels: platform bug

#897 - Sun and Moon, find date and time of crossing a specific longitude

Issue - State: closed - Opened by tutucea 10 months ago - 1 comment

#896 - numpy 2.0 removed np.float_

Pull Request - State: closed - Opened by pllim 10 months ago - 6 comments

#893 - Confusing in indentifying the exact date day set for antitransit time in "almanac.meridian_transits()"

Issue - State: closed - Opened by khaled-hammoud 10 months ago - 9 comments

#892 - Orbit generated from TLE is incorrect

Issue - State: closed - Opened by giapucd 11 months ago - 2 comments
Labels: more information needed

#891 - Compatibility with numpy datetime arrays?

Issue - State: closed - Opened by Meistermagier 11 months ago - 1 comment

#890 - calculate earth subpoint (long/lat), given earth velocity vector at time (barycentric, from skyfield)

Issue - State: closed - Opened by beluej123 11 months ago - 5 comments

#889 - Calculation of whether the moon can be seen with the eye at the beginning of the lunar month

Issue - State: closed - Opened by sgbmzm 11 months ago - 1 comment

#885 - GCRS to ITRS conversion results differ from Astropy

Issue - State: closed - Opened by shfxia 11 months ago - 5 comments
Labels: more information needed

#884 - [Suggestion]: Open TLE file from URL as Memory File

Issue - State: closed - Opened by gabriel-russo 11 months ago - 3 comments
Labels: feature request

#883 - Geocentric ecliptic longitude "object"

Issue - State: closed - Opened by hgrecco 11 months ago - 10 comments

#881 - Comparison operators not implemented between Time objects

Issue - State: closed - Opened by Engineero 11 months ago - 1 comment
Labels: feature request

#879 - Incorrect values reported by almanac.dark_twilight_day()

Issue - State: closed - Opened by isa-kain 12 months ago - 2 comments

#878 - Computing range_rate over multiple satellites is slow

Issue - State: open - Opened by Sec42 12 months ago - 3 comments

#877 - Compute the solar altitude and azimuth obeserved from the mars

Issue - State: open - Opened by muyunl 12 months ago - 1 comment
Labels: feature request

#876 - Oppositions/Conjuctions precision issue

Issue - State: closed - Opened by orchard0 12 months ago - 1 comment

#875 - Perhaps earthlib's earth_rotation_angle() is wrongly called at siderial_time()

Issue - State: closed - Opened by trufanov-nok 12 months ago - 5 comments

#874 - Fix modulo op for negative values

Pull Request - State: closed - Opened by trufanov-nok 12 months ago - 7 comments

#873 - A bug in nutationlib's equation_of_the_equinoxes_complimentary_terms()

Issue - State: closed - Opened by trufanov-nok 12 months ago - 2 comments

#872 - find_discrete results apparently depend on the Skyfield version

Issue - State: closed - Opened by aendie 12 months ago - 4 comments

#871 - Document that future long-term ∆T is a guess/estimate

Issue - State: open - Opened by sgbmzm about 1 year ago - 3 comments
Labels: documentation request

#870 - Foreground docs explaining B.C. versus negative years

Issue - State: open - Opened by reza-ghazi about 1 year ago - 3 comments
Labels: documentation request

#868 - Radius of the earth for a particular location

Issue - State: closed - Opened by izzatzubir about 1 year ago - 4 comments

#867 - Saemundsson formula dropped value

Issue - State: closed - Opened by izzatzubir about 1 year ago - 5 comments
Labels: question

#862 - Asteroid opposition, Phase angle bisector longitude, etc?

Issue - State: closed - Opened by Errabundo66 about 1 year ago - 3 comments

#861 - Error in mpc.mpcorb_orbit

Issue - State: closed - Opened by Errabundo66 about 1 year ago - 3 comments

#859 - ValueError in the calculation of the ephemeris of the planet's satellites.

Issue - State: closed - Opened by reza-ghazi about 1 year ago - 6 comments

#858 - SPK data type 17 not yet supported

Issue - State: open - Opened by reza-ghazi about 1 year ago - 2 comments
Labels: feature request

#856 - find_events does not return satellite events if no culmination found

Issue - State: open - Opened by SerBrynden about 1 year ago - 2 comments

#855 - `VectorFunction.at()`: docstring allows for `t` to be a list of times, but the method only allows a single `Time` object

Issue - State: closed - Opened by nic-planet about 1 year ago - 4 comments

GitHub / skyfielders/python-skyfield issues and pull requests