Innes' star

Innes' star
Observation data
Epoch J2000      Equinox J2000
Constellation Carina
Right ascension 11h 16m 00.20551s[1]
Declination −57° 32′ 51.5988″[1]
Apparent magnitude (V) 11.516[2]
Characteristics
Spectral type M3.5[1]
U−B color index +0.92[3]
B−V color index -0.22[3]
Astrometry
Radial velocity (Rv)-35.00[1] km/s
Proper motion (μ) RA: -2466.98[1] mas/yr
Dec.: 1180.09[1] mas/yr
Parallax (π)78.941 ± 0.045 mas[2][4]
Distance41.32 ± 0.02 ly
(12.668 ± 0.007 pc)
Absolute magnitude (MV)11.00[2]
Details[5]
Mass0.35 M☉
Luminosity0.011 L☉
Temperature3,323 K
Other designations
HD 304043, HIP 55042, SAO 112775, Gliese 422, LTT 4167, TYC 8624-3387-1
Database references
SIMBADdata
Innes' star is located in the constellation Carina.
Innes' star is located in the constellation Carina.
       Innes' star
Location of Innes' star in the constellation Carina

Innes' star /ˈɪnɪs/ (Gliese 422) is an M3.5-type red dwarf,[1][5] located in constellation Carina.[6] It has around 35% of the mass of the Sun, yet only 1.1% of its luminosity, and an estimated surface temperature of 3,323 K.[5]

  1. ^ a b c d e f g "LHS 40". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 1 April 2014.
  2. ^ a b c Koen, C.; Kilkenny, D.; van Wyk, F.; Marang, F. (2010). "UBV(RI)C JHK observations of Hipparcos-selected nearby stars". Monthly Notices of the Royal Astronomical Society. 403 (4): 1949–1968. Bibcode:2010MNRAS.403.1949K. doi:10.1111/j.1365-2966.2009.16182.x.
  3. ^ a b Mermilliod, J.-C. (1986). "Compilation of Eggen's UBV data, transformed to UBV (unpublished)". Catalogue of Eggen's UBV Data. Bibcode:1986EgUBV........0M.
  4. ^ Cite error: The named reference GaiaDR2 was invoked but never defined (see the help page).
  5. ^ a b c Tuomi, Mikko; Jones, Hugh R. A.; Barnes, John R.; Anglada-Escudé, Guillem; Jenkins, James S. (2014-03-03). "Bayesian search for low-mass planets around nearby M dwarfs. Estimates for occurrence rate based on global detectability statistics". Monthly Notices of the Royal Astronomical Society. 441 (2): 1545. arXiv:1403.0430. Bibcode:2014MNRAS.441.1545T. doi:10.1093/mnras/stu358. S2CID 32965505.
  6. ^ Enter 11 16 00.20551 -57 32 51.5988