31 Lyncis
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Lynx |
| Right ascension | 08h 22m 50.13s[1] |
| Declination | +43° 11′ 18.1″[1] |
| Apparent magnitude (V) | +4.25 |
| Characteristics | |
| Astrometry | |
| Radial velocity (Rv) | 24.56 ± 0.22 km/s |
| Proper motion (μ) | RA: –25.16 ± 0.36[1] mas/yr Dec.: –99.23 ± 0.21[1] mas/yr |
| Parallax (π) | 8.53 ± 0.25[1] mas |
| Distance | 380 ± 10 ly (117 ± 3 pc) |
| Details | |
| Surface gravity (log g) | 1.46 ± 0.12[2] cgs |
| Temperature | 3921 ± 19[2] K |
| Metallicity [Fe/H] | -0.06 ± 0.05[2] dex |
| Other designations | |
31 Lyncis, or Alsciaukat, is the fourth-brightest star in the constellation Lynx. It is an orange giant star located about 390 light years from Earth. Its apparent magnitude is +4.25 and it belongs to the spectral class K4.5III-IIIb.
Names
This star has the traditional names Alsciaukat, from Arabic الشوكة aš-šawkat "the thorn", and Mabsuthat, from Arabic المبسوطة al-mabsūtah "the outstretched (paw)".
References
- 1 2 3 4 5 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357.
- 1 2 3 Sharma, Kaushal; Prugniel, Philippe; Singh, Harinder P. (2016). "New atmospheric parameters and spectral interpolator for the MILES cool stars". Astronomy & Astrophysics 585: 27. arXiv:1512.04882. Bibcode:2016A&A...585A..64S. doi:10.1051/0004-6361/201526111. A64.
- Richard Hinckley Allen, Star Names, Their Lore and Legend, New York, Dover.
- "HD 70272 -- Variable Star". SIMBAD Astronomical Database. Retrieved 2007-01-31.
External links
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