30 Leonis Minoris
  | |
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Leo Minor |
| Right ascension | 10h 25m 54.81535s[1] |
| Declination | 33° 47′ 46.0309″[1] |
| Apparent magnitude (V) | 4.72[2] |
| Characteristics | |
| Spectral type | F0V[3] |
| U−B color index | +0.18[4] |
| B−V color index | +0.25[4] |
| Astrometry | |
| Radial velocity (Rv) | +13.70[5] km/s |
| Proper motion (μ) | RA: -73.66[1] mas/yr Dec.: -59.21[1] mas/yr |
| Parallax (π) | 13.98 ± 0.21 mas[1] |
| Distance | 233 ± 4 ly (72 ± 1 pc) |
| Absolute magnitude (MV) | 0.45[2] |
| Details | |
| Mass | 2.28[6] M☉ |
| Radius | 4.182[7] R☉ |
| Luminosity | 58[6] L☉ |
| Surface gravity (log g) | 3.82[8] cgs |
| Temperature | 7,292[8] K |
| Metallicity [Fe/H] | +0.19[8] dex |
| Rotational velocity (v sin i) | 34[6] km/s |
| Other designations | |
| Database references | |
| SIMBAD | data |
30 Leonis Minoris is a class F0V[3] (yellow-white dwarf) star in the constellation Leo Minor. Its apparent magnitude is 4.72[2] and it is approximately 233 light years away based on parallax.[1]
References
- ^ 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
- ^ a b c 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
- ^ a b 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.
- ^ 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
- ^ Gontcharov, G. A. (2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters. 32 (11): 759. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065.
- ^ a b c Zorec, J.; Royer, F. (2012). "Rotational velocities of A-type stars". Astronomy & Astrophysics. 537: A120. arXiv:1201.2052. Bibcode:2012A&A...537A.120Z. doi:10.1051/0004-6361/201117691. Vizier catalog entry
- ^ Masana, E.; Jordi, C.; Ribas, I. (2006). "Effective temperature scale and bolometric corrections from 2MASS photometry". Astronomy and Astrophysics. 450 (2): 735. arXiv:astro-ph/0601049. Bibcode:2006A&A...450..735M. doi:10.1051/0004-6361:20054021. Vizier catalog entry
- ^ a b c Wu, Yue; Singh, H. P.; Prugniel, P.; Gupta, R.; Koleva, M. (2010). "Coudé-feed stellar spectral library – atmospheric parameters". Astronomy & Astrophysics. 525: A71. arXiv:1009.1491. Bibcode:2011A&A...525A..71W. doi:10.1051/0004-6361/201015014.
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