10 Leonis Minoris

10 Leonis Minoris


Location of 10 Leonis Minoris (circled)

Observation data
Epoch J2000      Equinox J2000
Constellation Leo Minor
Right ascension 09h 34m 13.38197s[1]
Declination 36° 23′ 51.2166″[1]
Apparent magnitude (V) 4.54[2]
Characteristics
Spectral type G8.5III[3]
U−B color index +0.61[4]
B−V color index +0.92[4]
Astrometry
Radial velocity (Rv)-11.94[5] km/s
Proper motion (μ) RA: +6.88[1] mas/yr
Dec.: -21.91[1] mas/yr
Parallax (π)17.63 ± 0.24[1] mas
Distance185 ± 3 ly
(56.7 ± 0.8 pc)
Absolute magnitude (MV)0.83[6]
Details
Mass2.54[7] M☉
Radius9.20[7] R☉
Luminosity51.4[7] L☉
Surface gravity (log g)2.93[8] cgs
Temperature5,099[7] K
Metallicity [Fe/H]-0.04[8] dex
Rotational velocity (v sin i)4.7[9] km/s
Other designations
BD+37 2004, FK5 360, GC 13203, HIP 46952, HR 3800, HD 82635, SAO 61570
Database references
SIMBADdata

10 Leonis Minoris is a class G8.5III[3] (yellow giant) star in the constellation Leo Minor. Its apparent magnitude is 4.54[2] and it is approximately 185 light years away based on parallax.[1] It is reported as a RS CVn variable with magnitude varying by 0.02 mag.[10]

References

  1. 1 2 3 4 5 6 Van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653. arXiv:0708.1752Freely accessible. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
  2. 1 2 Anderson, E.; Francis, Ch. (2012). "XHIP: An extended hipparcos compilation". Astronomy Letters. 38 (5): 331. arXiv:1108.4971Freely accessible. Bibcode:2012AstL...38..331A. doi:10.1134/S1063773712050015. Vizier catalog entry
  3. 1 2 Hoffleit, D.; Warren, W. H. (1995). "VizieR Online Data Catalog: Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991)". VizieR On-line Data Catalog: V/50. Originally published in: 1964BS....C......0H. 5050. Bibcode:1995yCat.5050....0H.
  4. 1 2 Mermilliod, J. C. (2006). "VizieR Online Data Catalog: Homogeneous Means in the UBV System (Mermilliod 1991)". VizieR On-line Data Catalog: II/168. Originally published in: Institut d'Astronomie. 2168. Bibcode:2006yCat.2168....0M.Vizier catalog entry
  5. ↑ Massarotti, Alessandro; Latham, David W.; Stefanik, Robert P.; Fogel, Jeffrey (2008). "Rotational and Radial Velocities for a Sample of 761 Hipparcos Giants and the Role of Binarity". The Astronomical Journal. 135: 209. Bibcode:2008AJ....135..209M. doi:10.1088/0004-6256/135/1/209.
  6. ↑ Da Silva, Ronaldo; Milone, André de C.; Rocha-Pinto, Helio J. (2015). "Homogeneous abundance analysis of FGK dwarf, subgiant, and giant stars with and without giant planets". Astronomy & Astrophysics. 580: A24. Bibcode:2015A&A...580A..24D. doi:10.1051/0004-6361/201525770. Vizier catalog entry
  7. 1 2 3 4 Reffert, Sabine; Bergmann, Christoph; Quirrenbach, Andreas; Trifonov, Trifon; Künstler, Andreas (2015). "Precise radial velocities of giant stars". Astronomy & Astrophysics. 574: A116. arXiv:1412.4634Freely accessible. Bibcode:2015A&A...574A.116R. doi:10.1051/0004-6361/201322360. Vizier catalog entry
  8. 1 2 Wu, Yue; Singh, H. P.; Prugniel, P.; Gupta, R.; Koleva, M. (2010). "Coudé-feed stellar spectral library – atmospheric parameters". Astronomy & Astrophysics. 525: A71. arXiv:1009.1491Freely accessible. Bibcode:2011A&A...525A..71W. doi:10.1051/0004-6361/201015014.
  9. ↑ De Medeiros, J. R.; Alves, S.; Udry, S.; Andersen, J.; Nordström, B.; Mayor, M. (2014). "A catalog of rotational and radial velocities for evolved stars". Astronomy & Astrophysics. 561: A126. arXiv:1312.3474Freely accessible. Bibcode:2014A&A...561A.126D. doi:10.1051/0004-6361/201220762. Vizier catalog entry
  10. ↑ Watson, C. L. (2006). "The International Variable Star Index (VSX)". The Society for Astronomical Sciences 25th Annual Symposium on Telescope Science. Held May 23-25. 25: 47. Bibcode:2006SASS...25...47W.
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