LHS 2090
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Cancer |
| Right ascension | 09h 00m 23.594s |
| Declination | +21° 50′ 05.43″ |
| Apparent magnitude (V) | 16.100 |
| Characteristics | |
| Spectral type | M6.5V |
| Astrometry | |
| Parallax (π) | 156.87 ± 2.67[1] mas |
| Distance | 20.8 ± 0.4 ly (6.4 ± 0.1 pc) |
| Other designations | |
| Database references | |
| SIMBAD | data |
LHS 2090 is a red dwarf star of spectral type M6.5V, located in constellation Cancer at 20.8 light-years from Earth.[1]
Distance
LHS 2090 distance estimates
| Source | Parallax, mas | Distance, pc | Distance, ly | Distance, Pm | Ref. |
|---|---|---|---|---|---|
| Henry et al. (2006) | 156.87±2.67 | 6.37±0.11 | 20.8+0.4 −0.3 |
196.7+3.4 −3.3 |
[1] |
| RECONS TOP100 (2012) | 156.87±2.67[nb 1] | 6.37±0.11 | 20.8+0.4 −0.3 |
196.7+3.4 −3.3 |
[4] |
Non-trigonometric distance estimates are marked in italic. The most precise estimate is marked in bold.
References
- ↑ 1.0 1.1 1.2 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.
- ↑ Luyten, Willem Jacob (1979). "NLTT 20726". NLTT Catalogue.
- ↑ Luyten, Willem Jacob (1979). "LHS 2090". LHS Catalogue, 2nd Edition.
- ↑ "RECONS TOP100". THE ONE HUNDRED NEAREST STAR SYSTEMS brought to you by RECONS (Research Consortium On Nearby Stars). 2012.
Notes
- ↑ Parallax from Henry et al. (2006).
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