measure_containment_radius

gammapy.image.measure_containment_radius(image, position, containment_fraction=0.8)

Measure containment radius of a source.

Uses scipy.optimize.brentq.

Parameters:

image :`gammapy.image.SkyImage`

Image to measure on.

position : SkyCoord

Source position on the sky.

containment_fraction : float (default 0.8)

Containment fraction

Returns:

containment_radius :

Containment radius (pix)