N Centauri
From Wikipedia, the free encyclopedia
For n Centauri, see HD 111968.
| Observation data Epoch J2000.0 Equinox J2000.0 |
|
|---|---|
| Constellation | Centaurus |
| Right ascension | 13h 52m 04.861s[1] |
| Declination | −52° 48′ 41.51″[1] |
| Apparent magnitude (V) | +5.26 |
| Characteristics | |
| Spectral type | B9V |
| U−B color index | −0.32 |
| B−V color index | −0.09 |
| Variable type | none |
| Astrometry | |
| Radial velocity (Rv) | +27 km/s |
| Proper motion (μ) | RA: -40.86 ± 0.64[1] mas/yr Dec.: -27.25 ± 0.55[1] mas/yr |
| Parallax (π) | 12.55 ± 0.79[1] mas |
| Distance | 260 ± 20 ly (80 ± 5 pc) |
| Absolute magnitude (MV) | +0.03 |
| Other designations | |
| Database references | |
| SIMBAD | data |
N Centauri (N Cen) is a double star in the constellation Centaurus. It is approximately 260 light years from Earth.
The more luminous star is a blue-white B-type main sequence dwarf with an apparent magnitude of +5.26. Its fainter companion is a yellow-white F-type dwarf with an apparent magnitude of +7.72. The two stars show common proper motion, indicating they may be gravitationally bound. They are separated by 18 arcseconds.
References [edit]
- ^ a b c d e van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
 |
This binary or multiple star system–related article is a stub. You can help Wikipedia by expanding it. |
