... We rep ort initial results of cross-identification of extragalactic ob jects from the NASA/IPAC database and Guide Star Catalog (GSC). A distribution of galaxies on the sky is discussed as a tool for estimating the probability for a given GSC ob ject to b e of a particular typ e. 1. ... The NASA/IPAC Extragalactic Database (NED)1 contains p ositions, extensive data, and 1,023,000 cross-identifications for over 592,000 extragalactic ob jects (galaxies, quasars, and radio sources). ...