Cygnus OB7
Cygnus OB7 is an OB association in the Milky Way Galaxy in the Cygnus molecular cloud complex, which also contains the star-forming regions Cygnus X, the North America Nebula, and the Pelican Nebula. The Northern Coal Sack lies in the foreground of this region.
| Cygnus OB7 | |
|---|---|
| Observation data | |
| Constellation | Cygnus |
| Right ascension | 21h 08m 00s[1] |
| Declination | 47° 36′ 00″ |
| Mean distance | 2,600 ly (800 pc[2]) |
| Radial velocity | km/s |
| Physical characteristics | |
References
- "SIMBAD Astronomical Database". Results for Ass Cygnus OB7. Retrieved February 16, 2015.
- Aspin, C.; et al. (2009). "Near-Ir Spectroscopy of Young Stars in the Braid Nebula Star Formation Region in Cygnus OB7". Astronomical Journal. 137 (1): 431–449. arXiv:0810.3943. Bibcode:2009AJ....137..431A. doi:10.1088/0004-6256/137/1/431.
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