Module coordinates

Source

Functionsยง

angle_between_two_objects
Calculate the angle between two celestial objects.
angle_to_decimal_degrees
Convert an Angle (degrees, minutes, and seconds) to Decimal Degrees.
atmospheric_refraction
Calculate corrected RA/Dec, accounting for atmospheric refraction.
carrington_rotation_number
Calculate carrington rotation number for a Greenwich date.
correct_for_aberration
Correct ecliptic coordinates for the effects of aberration.
correct_for_precession
Calculate precession (corrected coordinates between two epochs).
corrections_for_geocentric_parallax
Calculate corrected RA/Dec, accounting for geocentric parallax.
decimal_degrees_to_angle
Convert Decimal Degrees to an Angle (degrees, minutes, and seconds).
ecliptic_coordinate_to_equatorial_coordinate
Convert Ecliptic Coordinates to Equatorial Coordinates.
equatorial_coordinate_to_ecliptic_coordinate
Convert Equatorial Coordinates to Ecliptic Coordinates.
equatorial_coordinate_to_galactic_coordinate
Convert Equatorial Coordinates to Galactic Coordinates.
equatorial_coordinates_to_horizon_coordinates
Convert Equatorial Coordinates to Horizon Coordinates.
galactic_coordinate_to_equatorial_coordinate
Convert Galactic Coordinates to Equatorial Coordinates.
heliographic_coordinates
Calculate heliographic coordinates for a given Greenwich date, with a given heliographic position angle and heliographic displacement in arc minutes.
horizon_coordinates_to_equatorial_coordinates
Convert Horizon Coordinates to Equatorial Coordinates.
hour_angle_to_right_ascension
Convert Hour Angle to Right Ascension.
mean_obliquity_of_the_ecliptic
Calculate Mean Obliquity of the Ecliptic for a Greenwich Date.
nutation_in_ecliptic_longitude_and_obliquity
Calculate nutation for two values: ecliptic longitude and obliquity, for a Greenwich date.
right_ascension_to_hour_angle
Convert Right Ascension to Hour Angle.
rising_and_setting
Rising and Setting times.
selenographic_coordinates_1
Calculate selenographic (lunar) coordinates (sub-Earth).
selenographic_coordinates_2
Calculate selenographic (lunar) coordinates (sub-Solar).