Sky2Pix_HEALPix

class astropy.modeling.projections.Sky2Pix_HEALPix(H=4.0, X=3.0, **kwargs)

Bases: astropy.modeling.projections.Sky2PixProjection, astropy.modeling.projections.HEALPix

HEALPix projection - sky to pixel.

Corresponds to the HPX projection in FITS WCS.

Parameters:

H : float

The number of facets in longitude direction.

X : float

The number of facets in latitude direction.

Attributes Summary

H
X
param_names

Methods Summary

evaluate(phi, theta, H, X)

Attributes Documentation

H

X

param_names = ('H', 'X')

Methods Documentation

classmethod evaluate(phi, theta, H, X)