PolygonSkyRegion¶

class regions.PolygonSkyRegion(vertices, meta=None, visual=None)[source]¶

A polygon defined using vertices in sky coordinates.

Parameters:	vertices : `SkyCoord` The vertices of the polygon meta : `RegionMeta` object, optional A dictionary which stores the meta attributes of this region. visual : `RegionVisual` object, optional A dictionary which stores the visual meta attributes of this region.

Attributes Summary

vertices Descriptor class for SkyRegion which takes a one dimensional SkyCoord object.

Methods Summary

to_pixel(wcs) Returns the equivalent region defined in pixel coordinates.

Attributes Documentation

vertices¶: Descriptor class for SkyRegion which takes a one dimensional SkyCoord object.

Methods Documentation

to_pixel(wcs)[source]¶

Returns the equivalent region defined in pixel coordinates.

Parameters:	wcs : `WCS` instance The world coordinate system transformation to assume
Returns:	pixel_region : `PixelRegion` object.