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Stein 2051

Coordinates: Sky map 04h 31m 11.52059s, +58° 58′ 37.4806″
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Stein 2051
Astrometry
Parallax (π)180.6 ± 0.8 mas[1]
Distance18.06 ± 0.08 ly
(5.54 ± 0.02 pc)
Other designations
The system:

Stein 2051, GJ 169.1[2], HIP 21088[3], WDS J04312+5858AB, G 175-34, PLX 986.01[1]A:
LHS 26[4], NLTT 13373[5], TYC 3744-412-1[6], 2MASS J04311147+5858375, WISE J043113.20+585816.7B:

AC +58 2500, EGGR 180, LHS 27[7], NLTT 13375[8], WD 0426+58, WD 0426+585, WD 0426+588, TYC 3744-2062-1[9], 2MASS J04311201+5858476
Database references
SIMBADThe system
A
B

Stein 2051 (Gliese 169.1, G 175-034, LHS 26/27) is a nearby binary star system, containing a red dwarf (component A) and a degenerate star (white dwarf) (component B), located in constellation Camelopardalis at 18.06 ly from Earth.[1]

Stein 2051 is the nearest (red dwarf + white dwarf) separate binary system (40 Eridani BC is located closer (at 16.26 light-years),[10] but it is a part of a triple star system).

Stein 2051 B is the 6th nearest white dwarf after Sirius B, Procyon B, van Maanen's star, LP 145-141 and 40 Eridani B.

Properties

The brighter of this two stars is A (a red dwarf), but the more massive is component B (a white dwarf).

Notes

References

  1. ^ a b c Van Altena W. F.; Lee J. T.; Hoffleit E. D. (1995). "GCTP 986.01". The General Catalogue of Trigonometric Stellar Parallaxes (Fourth ed.). Retrieved 2014-11-23.
  2. ^ Gliese, W.; Jahreiß, H. (1991). "Gl 169.1". Preliminary Version of the Third Catalogue of Nearby Stars. Retrieved 2014-11-23. {{cite web}}: Unknown parameter |lastauthoramp= ignored (|name-list-style= suggested) (help)
  3. ^ Perryman; et al. (1997). "HIP 21088". The Hipparcos and Tycho Catalogues. Retrieved 2014-11-23.
  4. ^ Luyten, Willem Jacob (1979). "LHS 26". LHS Catalogue, 2nd Edition.
  5. ^ Luyten, Willem Jacob (1979). "NLTT 13373". NLTT Catalogue.
  6. ^ Perryman; et al. (1997). "HIP 21088". The Hipparcos and Tycho Catalogues. Retrieved 2014-11-23.
  7. ^ Luyten, Willem Jacob (1979). "LHS 27". LHS Catalogue, 2nd Edition.
  8. ^ Luyten, Willem Jacob (1979). "NLTT 13375". NLTT Catalogue.
  9. ^ Perryman; et al. (1997). "TYC 3744-2062-1". The Hipparcos and Tycho Catalogues. Retrieved 2014-11-23.
  10. ^ Perryman; et al. (1997). "HIP 19849". The Hipparcos and Tycho Catalogues. Retrieved 2014-11-21.


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