GJ 1128

GJ 1128
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Carina
Right ascension 09h 42m 46.356s
Declination −68° 53 06.04
Apparent magnitude (V) 12.78
Characteristics
Spectral type M4.0V
Astrometry
Parallax (π)154.27 ± 0.76[1] mas
Distance21.1 ± 0.1 ly
(6.48 ± 0.03 pc)
Other designations
Database references
SIMBADdata

GJ 1128 is a red dwarf star of spectral type M4.0V, located in constellation Carina around 20 light-years away from Earth.[5]

History of observations

The discovery designation of GJ 1128 is L 100-115,[6] related to time period 1942—1944.[7]

References

  1. Lurie, John C.; Henry, Todd J.; Jao, Wei-Chun; Quinn, Samuel N.; Winters, Jennifer G.; Ianna, Philip A.; Koerner, David W.; Riedel, Adric R.; Subasavage, John P. (2014). "The Solar Neighborhood. XXXIV. a Search for Planets Orbiting Nearby M Dwarfs Using Astrometry". The Astronomical Journal. 148 (5): 91. arXiv:1407.4820Freely accessible. Bibcode:2014AJ....148...91L. doi:10.1088/0004-6256/148/5/91.
  2. Gliese, W.; Jahreiß, H. (1991). "GJ 1128". Preliminary Version of the Third Catalogue of Nearby Stars.
  3. Luyten, Willem Jacob (1979). "LHS 271". LHS Catalogue, 2nd Edition.
  4. Luyten, Willem Jacob (1979). "NLTT 22480". NLTT Catalogue.
  5. "GJ 1128".
  6. Kirkpatrick, J. D.; Gelino, C. R.; Cushing, M. C.; Mace, G. N.; Griffith, R. L.; Skrutskie, M. F.; Marsh, K. A.; Wright, E. L.; Eisenhardt, P. R.; McLean, I. S.; Mainzer, A. K.; Burgasser, A. J.; Tinney, C. G.; Parker, S.; Salter, G. (2012). "Further Defining Spectral Type "Y" and Exploring the Low-mass End of the Field Brown Dwarf Mass Function". The Astrophysical Journal. 753 (2): 156. arXiv:1205.2122Freely accessible. Bibcode:2012ApJ...753..156K. doi:10.1088/0004-637X/753/2/156.
  7. Dictionary of Nomenclature of Celestial Objects. L entry. SIMBAD. Centre de Données astronomiques de Strasbourg.

Notes


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