K-band AstroGeo VLBI Sources

Sky distribution of the sources (AGN) in the current K-band Celestial Reference Frame (K-CRF)

The sky distribution of the 1327 sources (AGN) in the current K-CRF astrometric catalogue  (19 Jan. 2024 astrometric solution, D. Gordon, USNO), colour-coded by the number of sessions each source was observed in. The median number of sessions is 27.

Kband CRF Sources