Description
The 2MASS All-Sky Data Release contains Image and Catalog data covering 99.998% of the sky, derived from all northern and southern Survey observations. The All-Sky Release products include a Point Source Catalog (PSC), containing positions and photometry for 470,992,970 objects, an Extended Source Catalog (XSC), containing positions, photometry and basic shape information for 1,647,599 resolved sources, most of which are galaxies, and the Image Atlas, containing over 4,121,439 J, H and Ks FITS images covering the sky.
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