LHS 288

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LHS 288
Observation data
Epoch J2000      Equinox J2000
Constellation Carina
Right ascension 10h 44m 21.26s
Declination −61° 12′ 35.4″
Apparent magnitude (V) 13.92
Characteristics
Spectral type M
Variable type None
Astrometry
Proper motion (μ) RA: -334 mas/yr
Dec.: 1626 mas/yr
Parallax (π) 208.95 ± 2.73[1] mas
Distance 15.6 ± 0.2 ly
(4.79 ± 0.06 pc)
Absolute magnitude (MV) 15.74
Other designations
L 143-23, RHG95 1673, GJ 3618, LTT 3946, PLX 2511.01
Database references
SIMBAD data

LHS 288 (Luyten 143-23) is a red dwarf star, the closest star to our Sun in the constellation Carina at a distance of 15.6 light years. It is far too faint to be seen with the unaided eye, with an apparent magnitude of 13.92. Recent studies suggest it may harbour a planet with the mass of Jupiter.

Distance[edit]

LHS 288 distance estimates

Source Parallax, mas Distance, pc Distance, ly Ref.
Gliese & Jahreiß (1991) 222.8 ± 13.6 4.49+0.29
−0.26
14.6+1
−0.8
[2]
van Altena et al. (1995) 222.5 ± 11.3 4.49+0.24
−0.22
14.7+0.8
−0.7
[3]
Henry et al. (2006) 208.95 ± 2.73 4.79 ± 0.06 15.61+0.21
−0.2
[1]
RECONS TOP100 (2012) 209.70 ± 2.65[nb 1] 4.77 ± 0.06 15.55+0.2
−0.19
[4]

Non-trigonometric distance estimates are marked in italic. The best estimate is marked in bold.

See also[edit]

References[edit]

  1. ^ a b Henry, T. J.; Jao, Wei-Chun; Subasavage, John P.; Beaulieu, Thomas D.; Ianna, Philip A.; Costa, Edgardo; Méndez, René A. (2006). "The Solar Neighborhood. XVII. Parallax Results from the CTIOPI 0.9 m Program: 20 New Members of the RECONS 10 Parsec Sample". The Astronomical Journal 132 (6): 2360–2371. arXiv:astro-ph/0608230. Bibcode:2006AJ....132.2360H. doi:10.1086/508233.  edit
  2. ^ Gliese, W. and Jahreiß, H. (1991). "NN 3618". Preliminary Version of the Third Catalogue of Nearby Stars. Retrieved 2014-11-22. 
  3. ^ Van Altena W. F., Lee J. T., Hoffleit E. D. (1995). "GCTP 2511.01". The General Catalogue of Trigonometric Stellar Parallaxes, Fourth Edition. Retrieved 2014-11-22. 
  4. ^ "RECONS TOP100". THE ONE HUNDRED NEAREST STAR SYSTEMS brought to you by RECONS (Research Consortium On Nearby Stars). 2012. Retrieved 2014-11-22. 

Notes[edit]

  1. ^ Weighted parallax based on parallaxes from van Altena et al. (1995) and Henry et al. (2006).

External links[edit]