Bases: astropy.modeling.projections.Sky2PixProjection, astropy.modeling.projections.Zenithal
Stereographic Projection - sky to pixel.
Corresponds to the STG projection in FITS WCS.
See Zenithal for a definition of the full transformation.
R_\theta = \frac{180^{\circ}}{\pi}\frac{2 \cos \theta}{1 + \sin \theta}
Methods Summary
evaluate(phi, theta) |
Methods Documentation