The Smithsonian Astrophysical Observatory Star Catalog is an astrometric star catalogue.

The Smithsonian Astrophysical Observatory Star Catalog is an astrometric star catalogue. Names in the SAO catalogue start with the letters SAO, followed by a number.

Prepared by the staff of the Smithsonian Astrophysical Observatory. Press, Cambridge, Mass. 152 loose charts + 24-page booklet, boxed.

0, covering the whole sky down to about 10th magnitude, published by the Smithsonian Astrophysical Observatory in 1966

0, covering the whole sky down to about 10th magnitude, published by the Smithsonian Astrophysical Observatory in 1966. It has since been superseded by more accurate catalogues. 0, covering the whole sky down to about 10th magnitude, published by the Smithsonian Astrophysical Observatory in 1966

In 1966 the Smithsonian Astrophysical Observatory in Cambridge, Mass. issued a reference star catalog for use in finding artificial satellites from photographs.

In 1966 the Smithsonian Astrophysical Observatory in Cambridge, Mass. Harvard-Smithsonian Center for Astrophysics. In Harvard-Smithsonian Center for Astrophysics: Smithsonian Astrophysical Observatory.

Names in the SAO catalogue start with the letters SAO, followed by a number it's that our galaxy is home to a wide diversity of other worlds but we are getting closer that's because of a growing class of planet detections known as super earths these planets have a mass higher that of earth.

On plates: SAO star chart-1967; equinox and epoch 1950. 0; FK4 system; scale 6. 5/mm. Companion vol. to the observatory's Star catalog, published in 1966. Projections: Stereographic polar, Lambert conic, or Mercator. Includes an overlay "Interpolation reseaux.

SAO 158687 is the star that was occulted by Uranus in March 1977, leading to the discovery of rings around Uranus.

Smithsonian Astrophysical Observatory. The Smithsonian Astrophysical Observatory Star Catalog is an astrometric star catalogue. 0, Smithsonian Astrophysical Observatory Staff, Publications of the Smithsonian Institution of Washington, . 1966 (reprinted 1971. ^ Webpage on the SAO star catalog, B1950. Catalog translated to J2000.