HD 115404
| Observation data Epoch 2000 Equinox 2000 | |
|---|---|
| Constellation | Coma Berenices |
| Right ascension | 13h 16m 51.053s[1] |
| Declination | +17° 01′ 01.84″[1] |
| Apparent magnitude (V) | 6.61 |
| Characteristics | |
| Spectral type | K2 V/M1 V |
| U−B color index | 0.6 |
| B−V color index | 0.90 |
| V−R color index | 0.56 |
| Variable type | None |
| Astrometry | |
| Radial velocity (Rv) | +5.9 km/s |
| Proper motion (μ) | RA: 632.60 ± 0.67[1] mas/yr Dec.: –262.21 ± 0.48[1] mas/yr |
| Parallax (π) | 90.32 ± 0.74 mas[1] |
| Distance | 36.1 ± 0.3 ly (11.07 ± 0.09 pc) |
| Absolute magnitude (MV) | 5.98 |
| Other designations | |
HD 115404 is a binary star system located thirty-six light-years away, in the constellation Coma Berenices. The A component is an orange, main sequence (K2 V) star. Its companion is a red dwarf (M1 V).
References
- ^ 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
External links
- "ARICNS: 01032 (A)". ARICNS. Centre of Astronomy, Heidelberg University.
- "ARICNS: 01033 (B)". ARICNS. Centre of Astronomy, Heidelberg University.
- NStars: 1316+1701[dead link]
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