Berkeley 86

Last updated
Berkeley 86
Be086.jpg
Observation data (J2000 epoch)
Right ascension 20h 20m 12.0s [1]
Declination +38° 41′ 24″ [1]
Distance 1,720 pc
Absolute magnitude  (V)7.9
Apparent dimensions (V)5
Physical characteristics
Other designationsOCISM 35, OCl 167.0, MWSC 3316, C 2018+385, OCl 167, KPR2004b 485
Associations
Constellation Cygnus
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 nameEffective temperatureAbsolute magnitudeBolometric magnitudeMass (M☉)Spectral type
WR 139 (V444 Cyg)60000-4.04-8.39.3WN5
HD 193576 B (Companion to WR 139)42700-5.5-9.653O6III
HD 22884141000-5.4-9.345O7V
HD 19359538500-4.9-8.634O8V
HD 22896934700-5-8.430O9.5V
HD 22894331600-5.3-8.428B0V

References

  1. 1 2 "Berkeley 86". SIMBAD . Centre de données astronomiques de Strasbourg . Retrieved 31 December 2020.
  2. ↑ Forbes, D. (1981). "The young open clusters Berkeley 62 and Berkeley 86". Publications of the Astronomical Society of the Pacific. 93: 441–446. Bibcode:1981PASP...93..441F. doi: 10.1086/130853 .
  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. arXiv: astro-ph/9909065 . Bibcode:1999A&A...349..825V.
  4. Massey, P.; Degioia-Eastwood, K.; Waterhouse, E. (2001). "The Progenitor Masses of Wolf-Rayet Stars and Luminous Blue Variables Determined from Cluster Turnoffs. II. Results from 12 Galactic Clusters and OB Associations". The Astronomical Journal. 121 (2): 1050–1070. arXiv: astro-ph/0010654 . Bibcode:2001AJ....121.1050M. doi:10.1086/318769. S2CID   53345173.


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