RS Persei
RS Persei is a red supergiant variable star located in the Double Cluster in Perseus.
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Perseus |
| Right ascension | 2h 22m 24.288s[1] |
| Declination | +57° 0.6′ 34.08″[1] |
| Apparent magnitude (V) | 7.82-10.0[2] |
| Characteristics | |
| Spectral type | M4Iab[3] |
| Variable type | SRc[2] |
| Astrometry | |
| Radial velocity (Rv) | −38.0±2[4] km/s |
| Proper motion (μ) | RA: −0.371±0.137[5] mas/yr Dec.: −0.931±0.165[5] mas/yr |
| Parallax (π) | 0.6437 ± 0.0822[5] mas |
| Distance | 2,345±55[6] pc |
| Absolute magnitude (MV) | −6.18[7] |
| Details[6] | |
| Mass | 12-15 M☉ |
| Radius | 770±30 R☉ |
| Luminosity | 77,600+9,500 −8,400 L☉ |
| Surface gravity (log g) | −0.2±0.05 cgs |
| Temperature | 3,470±90 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
RS Persei Media
- RSPerLightCurve.png
A light curve for RS Persei, plotted from INTEGRAL Optical Monitoring Camera data
References
- ↑ 1.0 1.1 Cutri, R. M; Skrutskie, M. F; Van Dyk, S; Beichman, C. A; Carpenter, J. M; Chester, T; Cambresy, L; Evans, T; Fowler, J; Gizis, J; Howard, E; Huchra, J; Jarrett, T; Kopan, E. L; Kirkpatrick, J. D; Light, R. M; Marsh, K. A; McCallon, H; Schneider, S; Stiening, R; Sykes, M; Weinberg, M; Wheaton, W. A; Wheelock, S; Zacarias, N (2003). "VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)". VizieR On-line Data Catalog: II/246. Originally Published in: 2003y Cat.2246....0C. 2246. Bibcode:2003yCat.2246....0C.
- ↑ 2.0 2.1 Lua error in Module:Citation/CS1/Identifiers at line 630: attempt to index field 'known_free_doi_registrants_t' (a nil value).
- ↑ Lua error in Module:Citation/CS1/Identifiers at line 630: attempt to index field 'known_free_doi_registrants_t' (a nil value).
- ↑ Wilson, Ralph Elmer (1953). "General catalogue of stellar radial velocities". Washington. Bibcode:1953GCRV..C......0W.
- ↑ 5.0 5.1 5.2 Template:Cite DR2
- ↑ 6.0 6.1 Lua error in Module:Citation/CS1/Identifiers at line 630: attempt to index field 'known_free_doi_registrants_t' (a nil value).
- ↑ Lua error in Module:Citation/CS1/Identifiers at line 630: attempt to index field 'known_free_doi_registrants_t' (a nil value).