Constellation Centaurus Declination -62 38.0 Apparent dimensions (V) 18' x 13' | Right ascension 13 19 29 Distance 6200 ly (1900 pc) Estimated age 4–6 Myr | |
Stock 16 is a very young Galactic open cluster in the H II region RCW 75 (= Gum 48a). This region lies at the end of an "elephant trunk" shaped molecular cloud and may be a region with triggered star formation. The primary ionizing source for the H II region is the star HD 115455, with spectral type O7.5 III.
References
Stock 16 Wikipedia(Text) CC BY-SA