O'Reilly logo

Illustrated Guide to Astronomical Wonders by Barbara Fritchman Thompson, Robert Bruce Thompson

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

33Ophiuchus, The Serpent Bearer

NAME: Ophiuchus (oh-FEE-uh-kuss)

SEASON: Early summer

CULMINATION: midnight, 11 June

ABBREVIATION: Oph

GENITIVE: Ophiuchi (oh-FEE-uh-kee)

NEIGHBORS: Aql, Her, Lib, Sco, Ser, Sgr

BINOCULAR OBJECTS: NGC 6171 (M 107), NGC 6218 (M 12), NGC 6254 (M 10), NGC 6266 (M 62), NGC 6273 (M 19), NGC 6333 (M 9), NGC 6402 (M 14), IC 4665, NGC 6633

URBAN OBJECTS: NGC 6218 (M 12), NGC 6254 (M 10), NGC 6266 (M 62), IC 4665, NGC 663

Ophiuchus is a large equatorial constellation that ranks 11th in size among the 88 constellations. Ophiuchus covers 948 square degrees of the celestial sphere, or about 2.3%. Ophiuchus is a moderately bright constellation, containing two second-magnitude and seven third-magnitude stars. Despite that, ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required