SphericalRepresentation¶
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class
astropy.coordinates.
SphericalRepresentation
(lon, lat, distance, copy=True)[source] [edit on github]¶ Bases:
astropy.coordinates.BaseRepresentation
Representation of points in 3D spherical coordinates.
Parameters: lon, lat :
Quantity
distance :
Quantity
copy : bool, optional
If True arrays will be copied rather than referenced.
Attributes Summary
attr_classes
distance
The distance from the origin to the point(s). lat
The latitude of the point(s). lon
The longitude of the point(s). recommended_units
Methods Summary
from_cartesian
(cart)Converts 3D rectangular cartesian coordinates to spherical polar coordinates. represent_as
(other_class)to_cartesian
()Converts spherical polar coordinates to 3D rectangular cartesian coordinates. Attributes Documentation
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attr_classes
= OrderedDict([(u'lon', <class 'astropy.coordinates.angles.Longitude'>), (u'lat', <class 'astropy.coordinates.angles.Latitude'>), (u'distance', <class 'astropy.units.quantity.Quantity'>)])¶
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distance
¶ The distance from the origin to the point(s).
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lat
¶ The latitude of the point(s).
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lon
¶ The longitude of the point(s).
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recommended_units
= {u'lat': Unit("deg"), u'lon': Unit("deg")}¶
Methods Documentation
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classmethod
from_cartesian
(cart)[source] [edit on github]¶ Converts 3D rectangular cartesian coordinates to spherical polar coordinates.
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represent_as
(other_class)[source] [edit on github]¶
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to_cartesian
()[source] [edit on github]¶ Converts spherical polar coordinates to 3D rectangular cartesian coordinates.
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