Pix2Sky_HEALPixPolar¶
- class astropy.modeling.projections.Pix2Sky_HEALPixPolar(*args, **kwargs)[source]¶
Bases:
Pix2SkyProjection,HEALPixHEALPix polar, aka “butterfly” projection - pixel to sky.
Corresponds to the
XPHprojection in FITS WCS.
Bases: Pix2SkyProjection, HEALPix
HEALPix polar, aka “butterfly” projection - pixel to sky.
Corresponds to the XPH projection in FITS WCS.