Bases: astropy.modeling.projections.Pix2SkyProjection, astropy.modeling.projections.PseudoCylindrical
Hammer-Aitoff projection - pixel to sky.
Corresponds to the AIT projection in FITS WCS.
\phi &= 2 \arg \left(2Z^2 - 1, \frac{\pi}{180^\circ} \frac{Z}{2}x\right) \\ \theta &= \sin^{-1}\left(\frac{\pi}{180^\circ}yZ\right)
Methods Summary
evaluate(x, y) |
Methods Documentation