GJ 1062
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Chamaeleon |
| Right ascension | 03h 38m 15.580s[1] |
| Declination | −11° 29′ 10.29″[1] |
| Apparent magnitude (V) | +13.02 |
| Characteristics | |
| Spectral type | M2.5VI[2] |
| U−B color index | +1.605[3] |
| B−V color index | +1.385[3] |
| Astrometry | |
| Radial velocity (Rv) | -104.3[1] km/s |
| Proper motion (μ) | RA: 1461[1] mas/yr Dec.: -2699[1] mas/yr |
| Parallax (π) | 33 ± 12 mas[4] |
| Distance | approx. 100 ly (approx. 30 pc) |
| Details | |
| Radius | 0.411[5] R☉ |
| Other designations | |
| Database references | |
| SIMBAD | 20 data |
Gliese 1062 is a red dwarf star of class M2 in the constellation Eridanus.[6] [7] The star has a total proper motion of 3.033 "/yr, making it the 25th fastest-moving star in terms of angular position as seen from Earth, and its radial velocity is -18 km/s. At a distance of 16.03 parsecs and with an absolute magnitude of 13.1, this star has an apparent magnitude of 14.6 when viewed from Earth.[8][9]
The star is also known as LHS 20 and Ross 578.
References
- ^ a b c d e "GJ 1062". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 4 December 2016.
- ^ Gizis, John E. (1997). "M-Subdwarfs: Spectroscopic Classification and the Metallicity Scale". Astronomical Journal. arXiv:astro-ph/9611222. Bibcode:1997AJ....113..806G. doi:10.1086/118302.
- ^ a b Mermilliod, J.-C. (1986). "Compilation of Eggen's UBV data, transformed to UBV (unpublished)". Bibcode:1986EgUBV........0M.
{{cite journal}}: Cite journal requires|journal=(help) - ^ Jenkins, Louise F. (1952). "General catalogue of trigonometric stellar parallaxes". New Haven, Yale University Observatory. Bibcode:1952gcsr.book.....J.
- ^ Houdebine, E. R. (2010). "Observation and modelling of main-sequence star chromospheres - XIV. Rotation of dM1 stars". Monthly Notices of the Royal Astronomical Society. Bibcode:2010MNRAS.407.1657H. doi:10.1111/j.1365-2966.2010.16827.x.
{{cite journal}}: CS1 maint: unflagged free DOI (link) - ^ University of Heidelberg ARICNS ARI Data Base for Nearby Stars accessdate = 31 July 2012
- ^ Michael E.Bakich The Cambridge Guide to the Constellations Cambridge University Press page=95 accessdate = 31 July 2012.
- ^ University of Tennessee Department of Physics and Astronomy Table:Proper Motion: Stars with very large proper motion. accessdate = 31 July 2012
- ^ Martin V. Zombeck Handbook of Space Astronomy And Astrophysics Cambridge University Press. 2007 page 86.
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