Astronomy:Berkeley 86

From HandWiki
Short description: Young open cluster in Cygnus
Berkeley 86
Observation data (J2000 epoch)
ConstellationCygnus
Right ascension 20h 20m 12.0s[1]
Declination+38° 41′ 24″[1]
Distance1,720 pc
Apparent dimensions (V)5
Physical characteristics
Other designationsOCISM 35, OCl 167.0, MWSC 3316, C 2018+385, OCl 167, KPR2004b 485
See also: Open cluster, List of open clusters

Berkeley 86 is a young open cluster in Cygnus.[2] It is located inside the OB Stellar association Cyg OB 1, and obscured by a foreground dust cloud.[3]

Star name Effective temperature Absolute magnitude Bolometric magnitude Mass (M☉) Spectral type
WR 139 (V444 Cyg) 60000 -4.04 -8.3 9.3 WN5
HD 193576 B (Companion to WR 139) 42700 -5.5 -9.6 53 O6III
HD 228841 41000 -5.4 -9.3 45 O7V
HD 193595 38500 -4.9 -8.6 34 O8V
HD 228969 34700 -5 -8.4 30 O9.5V
HD 228943 31600 -5.3 -8.4 28 B0V

References

  1. ↑ 1.0 1.1 "Berkeley 86". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Berkeley+86. 
  2. ↑ Forbes, D. (1981). "The young open clusters Berkeley 62 and Berkeley 86". Publications of the Astronomical Society of the Pacific 93: 441–446. doi:10.1086/130853. Bibcode: 1981PASP...93..441F. 
  3. ↑ Vallenari, A.; Richichi, A.; Carraro, G.; Girardi, L. (1999). "Near-infrared photometry of the young open clusters NGC 1893 and Berkeley 86". Astronomy and Astrophysics 349: 825–833. Bibcode: 1999A&A...349..825V. 

Coordinates: Sky map 20h 20m 12.0s, +38° 41′ 24″




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