2MASS J18450079–1409036

2MASS J18450079–1409036 and 2MASS J18450097–1409053 is a system of two red dwarf stars both of which have spectral types of M5.[3] The system is located in the constellation Scutum. The Gaia DR2 parallaxes of 54.9657±0.0924[1] and 55.0444±0.0927 mas[2] respectively place the system at 18.2 parsecs (59.3 light-years) from Earth.

2MASS J18450079–1409036 / 2MASS J18450097–1409053
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Scutum
Right ascension 18h 45m 00.79s
Declination –14° 09′ 03.6″
Apparent magnitude (V) 13.221
Characteristics
Spectral type M5 / M5
Astrometry
Distance59.3[1][2] ly
(18.2[1][2] pc)
Database references
SIMBAD2MASS J18450079–1409036
2MASS J18450097–1409053

Proper motion

2MASS J18450079–1409036 and 2MASS J184500971409053 appear to be a common proper motion pair.[4]

References
  1. Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
  2. Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
  3. Riaz, Basmah; Gizis, John E.; Harvin, James (2006). "Identification of New M Dwarfs in the Solar Neighborhood". The Astronomical Journal. 132 (2): 866–872. arXiv:astro-ph/0606617. Bibcode:2006AJ....132..866R. doi:10.1086/505632. Table 1.
  4. 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:1205.2122. Bibcode:2012ApJ...753..156K. doi:10.1088/0004-637X/753/2/156. S2CID 119279752.


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