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13 Vulpeculae

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13 Vulpeculae
Location of 13 Vulpeculae (circled)
Observation data
Epoch J2000      Equinox J2000
Constellation Vulpecula
Right ascension 19h 53m 27.69557s[1]
Declination 24° 04′ 46.6099″[1]
Apparent magnitude (V) 4.57[2]
Characteristics
Spectral type B9.5III[2]
U−B color index -0.13[3]
B−V color index -0.06[3]
Astrometry
Radial velocity (Rv)-28.10[4] km/s
Proper motion (μ) RA: +23.06[1] mas/yr
Dec.: +36.28[1] mas/yr
Parallax (π)9.75 ± 0.54 mas[1]
Distance330 ± 20 ly
(103 ± 6 pc)
Absolute magnitude (MV)-0.48[2]
Details
Luminosity180[2] L☉
Temperature8,801[5] K
Metallicity [Fe/H]-0.11[2] dex
Rotational velocity (v sin i)45.0[6] km/s
Other designations
BD+23° 3820, CCDM J19535+2405AB, GC 27544, HIP 97886, HR 7592, HD 188260, SAO 87883, WDS J19535+2405AB, 2MASS J19532768+2404464
Database references
SIMBADdata

13 Vulpeculae is a class B9.5III[2] (blue giant) star in the constellation Vulpecula. Its apparent magnitude is 4.57[2] and it is approximately 335 light years away based on parallax.[1]

It has one reported companion, B, with a magnitude of 7.37, a period of 615 years, and a separation of 1.55".[7]

References

  1. ^ a b c d e f Van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
  2. ^ a b c d e f g Anderson, E.; Francis, Ch. (2012). "XHIP: An extended hipparcos compilation". Astronomy Letters. 38 (5): 331. arXiv:1108.4971. Bibcode:2012AstL...38..331A. doi:10.1134/S1063773712050015. Vizier catalog entry
  3. ^ a b Mallama, A. (2014). "Sloan Magnitudes for the Brightest Stars". The Journal of the American Association of Variable Star Observers. 42: 443. Bibcode:2014JAVSO..42..443M.Vizier catalog entry
  4. ^ Gontcharov, G. A. (2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters. 32 (11): 759. arXiv:1606.08053. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065.
  5. ^ McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (2012). "Fundamental parameters and infrared excesses of Hipparcos stars". Monthly Notices of the Royal Astronomical Society. 427: 343. arXiv:1208.2037. Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x.{{cite journal}}: CS1 maint: unflagged free DOI (link) Vizier catalog entry
  6. ^ Glebocki, R.; Gnacinski, P. (2005). "VizieR Online Data Catalog: Catalog of Stellar Rotational Velocities (Glebocki+ 2005)". VizieR On-line Data Catalog: III/244. Originally published in: 2005csss...13..571G; 2005yCat.3244....0G. 3244. Bibcode:2005yCat.3244....0G. Vizier catalog entry
  7. ^ Malkov, O. Yu.; Tamazian, V. S.; Docobo, J. A.; Chulkov, D. A. (2012). "Dynamical masses of a selected sample of orbital binaries". Astronomy & Astrophysics. 546: A69. Bibcode:2012A&A...546A..69M. doi:10.1051/0004-6361/201219774. Vizier catalog entry


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