10 Persei

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10 Persei
Perseus constellation map.svg
Red circle.svg
Location of 10 Per (circled)
Observation data
Epoch J2000        Equinox J2000
Constellation Perseus
Right ascension 02h 25m 16.02834s [1]
Declination +56° 36 35.3544 [1]
Apparent magnitude  (V)6.26 [2]
Characteristics
Evolutionary stage Blue supergiant
Spectral type B2Ia [3]
U−B color index 0.61 [2]
B−V color index +0.30 [2]
Variable type α Cyg [4]
Astrometry
Radial velocity (Rv)−39.87±1.93 [1]  km/s
Proper motion (μ)RA: −0.508  mas/yr [1]
Dec.: −1.182  mas/yr [1]
Parallax (π)0.4424 ± 0.0263  mas [1]
Distance 7000±815  ly
(2,150±250  pc) [5]
Absolute magnitude  (MV)6.70 [6]
Details [5]
Mass 23.6±1.9  M
Radius 49±6  R
Luminosity 257,000  L
Surface gravity (log g)2.45±0.07  cgs
Temperature 18,600±300  K
Rotational velocity (v sin i)48±6 km/s
Age >7.76  Myr
Other designations
V554  Persei, HR  696, HD  14818, BD+55°612, HIP  11279, SAO  23304, GC  2885
Database references
SIMBAD data
10 Per is the bright star below and right of the Double Cluster Double Cluster.jpg
10 Per is the bright star below and right of the Double Cluster

10 Persei is a blue supergiant star in the constellation Perseus. Its apparent magnitude is 6.26 although it is slightly variable.

10 Persei is located around 3,333 parsecs (10,870 ly) distant in the Perseus OB1 stellar association. It lies close to the Double Cluster and is considered a cluster member. [7]

A light curve for V554 Persei, plotted from Hipparcos data V554PerLightCurve.png
A light curve for V554 Persei, plotted from Hipparcos data

In 1999, 10 Persei was given the variable star designation V554 Persei, after being identified as varying in Hipparcos photometry. [9] Its brightness varies by less than a tenth of a magnitude with no clear period. [4]

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References

  1. 1 2 3 4 5 6 Vallenari, A.; et al. (Gaia collaboration) (2023). "Gaia Data Release 3. Summary of the content and survey properties". Astronomy and Astrophysics. 674: A1. arXiv: 2208.00211 . Bibcode:2023A&A...674A...1G. doi: 10.1051/0004-6361/202243940 . S2CID   244398875. Gaia DR3 record for this source at VizieR.
  2. 1 2 3 Ducati, J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237. Bibcode:2002yCat.2237....0D.
  3. Kraus, M.; Borges Fernandes, M.; Kubát, J. (2009). "Parameters of galactic early B supergiants. The influence of the wind on the interstellar extinction determination". Astronomy and Astrophysics. 499 (1): 291. Bibcode:2009A&A...499..291K. doi: 10.1051/0004-6361/200810319 .
  4. 1 2 Samus, N. N.; Durlevich, O. V.; et al. (2009). "VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+ 2007-2013)". VizieR On-line Data Catalog: B/GCVS. Originally Published in: 2009yCat....102025S. 1. Bibcode:2009yCat....102025S.
  5. 1 2 Weßmayer, D.; Przybilla, N.; Butler, K. (2022-12-01), "Quantitative spectroscopy of B-type supergiants", Astronomy & Astrophysics , 668: A92, arXiv: 2208.02692 , Bibcode:2022A&A...668A..92W, doi:10.1051/0004-6361/202243973, ISSN   0004-6361
  6. Searle, S. C.; Prinja, R. K.; Massa, D.; Ryans, R. (2008). "Quantitative studies of the optical and UV spectra of Galactic early B supergiants. I. Fundamental parameters". Astronomy and Astrophysics. 481 (3): 777. arXiv: 0801.4289 . Bibcode:2008A&A...481..777S. doi:10.1051/0004-6361:20077125. S2CID   1552752.
  7. Lee, Hsu-Tai; Lim, Jeremy (2008). "On the Formation of Perseus OB1 at High Galactic Latitudes". The Astrophysical Journal. 679 (2): 1352–1363. arXiv: 0804.4520 . Bibcode:2008ApJ...679.1352L. doi:10.1086/587801. S2CID   14252530.
  8. "Hipparcos Tools Interactive Data Access". Hipparcos. ESA. Retrieved 8 December 2021.
  9. Kazarovets, E. V.; Samus, N. N.; Durlevich, O. V.; Frolov, M. S.; Antipin, S. V.; Kireeva, N. N.; Pastukhova, E. N. (1999). "The 74th Special Name-list of Variable Stars". Information Bulletin on Variable Stars. 4659: 1. Bibcode:1999IBVS.4659....1K.

Further reading