Rho Serpentis
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Serpens |
| Right ascension | 15h 51m 15.90985s [1] |
| Declination | 20° 58′ 40.5166″ [1] |
| Apparent magnitude (V) | 4.78 [2] |
| Characteristics | |
| Spectral type | K5III [3] |
| U−B color index | +1.88 [2] |
| B−V color index | +1.54 [2] |
| Astrometry | |
| Radial velocity (Rv) | -61.96[4] km/s |
| Proper motion (μ) | RA: -53.32[1] mas/yr Dec.: +18.87[1] mas/yr |
| Parallax (π) | 8.70 ± 0.30[1] mas |
| Distance | 370 ± 10 ly (115 ± 4 pc) |
| Absolute magnitude (MV) | -0.56[5] |
| Details | |
| Luminosity | 449[5] L☉ |
| Metallicity [Fe/H] | −0.08[5] dex |
| Other designations | |
| Database references | |
| SIMBAD | data |
Rho Serpentis, Latinized from ρ Serpentis, is a star in the constellation Serpens.
Rho Serpentis is an orange K-type giant with an apparent magnitude of +4.78.[2] It is approximately 375 light years from Earth.[1]
References
- 1 2 3 4 5 6 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
- 1 2 3 4 Ducati, J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237: 0. Bibcode:2002yCat.2237....0D.
- 1 2 "Rho Serpentis". SIMBAD Astronomical Database. Retrieved 2015-10-17.
- ↑ Famaey, B.; et al. (January 2005), "Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data. Revisiting the concept of superclusters", Astronomy and Astrophysics, 430 (1): 165–186, arXiv:astro-ph/0409579, Bibcode:2005A&A...430..165F, doi:10.1051/0004-6361:20041272
- 1 2 3 Anderson, E.; Francis, Ch. (2012), "XHIP: An extended hipparcos compilation", Astronomy Letters, 38 (5): 331, arXiv:1108.4971, Bibcode:2012AstL...38..331A, doi:10.1134/S1063773712050015.
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