Pix2Sky_HEALPixPolar

class astropy.modeling.projections.Pix2Sky_HEALPixPolar(*args, **kwargs)[source]

Bases: astropy.modeling.projections.Pix2SkyProjection, astropy.modeling.projections.HEALPix

HEALPix polar, aka “butterfly” projection - pixel to sky.

Corresponds to the XPH projection in FITS WCS.

Methods Summary

evaluate(x, y)

Evaluate the model on some input variables.

Methods Documentation

classmethod evaluate(x, y)[source]

Evaluate the model on some input variables.