Sky2Pix_CylindricalEqualArea¶
-
class
astropy.modeling.projections.
Sky2Pix_CylindricalEqualArea
(lam=1, **kwargs)[source] [edit on github]¶ Bases:
astropy.modeling.projections.Sky2PixProjection
,astropy.modeling.projections.Cylindrical
Cylindrical equal area projection - sky to pixel.
Corresponds to the
CEA
projection in FITS WCS.\[\begin{split}x &= \phi \\ y &= \frac{180^{\circ}}{\pi}\frac{\sin \theta}{\lambda}\end{split}\]Parameters: - lam : float
Radius of the cylinder in spherical radii, λ. Default is 0.
Attributes Summary
lam
param_names
Methods Summary
evaluate
(phi, theta, lam)Evaluate the model on some input variables. Attributes Documentation
-
lam
¶
-
param_names
= ('lam',)¶
Methods Documentation
-
classmethod
evaluate
(phi, theta, lam)[source] [edit on github]¶ Evaluate the model on some input variables.