CircleSkyRegion¶

class regions.CircleSkyRegion(center, radius, meta=None, visual=None)[source]¶

A circle defined using sky coordinates.

Parameters:

centerSkyCoord: The center position.
radiusQuantity: The radius in angular units.
metaRegionMeta or dict, optional: A dictionary that stores the meta attributes of the region.
visualRegionVisual or dict, optional: A dictionary that stores the visual meta attributes of the region.

Attributes Summary

`center`	The center position as a `astropy.coordinates.SkyCoord`.
`meta`	The meta attributes as a `RegionMeta`
`radius`	The radius as a `astropy.units.Quantity` angle.
`visual`	The visual attributes as a `RegionVisual`.

Methods Summary

Return the equivalent region defined in pixel coordinates.

Attributes Documentation

Methods Documentation

to_pixel(wcs)[source]¶

Return the equivalent region defined in pixel coordinates.

Parameters:

wcsWCS: The world coordinate system transformation to use to convert between sky and pixel coordinates.

Returns: