Sky2Pix_Mercator¶
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class
astropy.modeling.projections.Sky2Pix_Mercator[source] [edit on github]¶ Bases:
astropy.modeling.projections.Sky2PixProjection,astropy.modeling.projections.CylindricalMercator - sky to pixel.
Corresponds to the
MERprojection in FITS WCS.x &= \phi \\ y &= \frac{180^{\circ}}{\pi}\ln \tan \left(\frac{90^{\circ} + \theta}{2}\right)
Methods Summary
evaluate(phi, theta)Methods Documentation
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classmethod
evaluate(phi, theta)[source] [edit on github]¶
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classmethod