... User Guide ] Task: ellint Purpose: Integrate a Miriad image in elliptical annuli. ... The integration is done separately for each image plane in the region included. ... They are the outer radius (arcsec) of the annulus; number of pixels in the annulus; the average (median) in the annulus; the rms of the annulus; the sum in the annulus normalized by the volume of the primary beam (if there is one); the cumulative sum for all annuli so far. Key: in Input image name. xyz images only. No default. ...