Pix2Sky_Mercator¶
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class
astropy.modeling.projections.Pix2Sky_Mercator[source] [edit on github]¶ Bases:
astropy.modeling.projections.Pix2SkyProjection,astropy.modeling.projections.CylindricalMercator - pixel to sky.
Corresponds to the
MERprojection in FITS WCS.\[\begin{split}\phi &= x \\ \theta &= 2 \tan^{-1}\left(e^{y \pi / 180^{\circ}}\right)-90^{\circ}\end{split}\]Methods Summary
evaluate(x, y)Methods Documentation
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classmethod
evaluate(x, y)[source] [edit on github]¶
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classmethod