X Cancri
Observation data Epoch J2000.0[1] Equinox J2000.0[1] | |
---|---|
Constellation | Cancer[1] |
Right ascension | 08h 55m 22.88131s[1] |
Declination | +17° 13′ 52.5894″[1] |
Apparent magnitude (V) | 5.69 - 6.94[2] |
Characteristics | |
Spectral type | C5,4(N3)[2] |
Other designations | |
X Cancri is a semiregular variable star located in the constellation Cancer.[1] It varies between magnitudes 5.69 and 6.94 over 180 days.[2] Located around 1116 light-years distant, it shines with a luminosity approximately 4695 times that of the Sun and has a surface temperature of 3317 K.[3] It has a radius of 470 R☉.[4]
References
- 1 2 3 4 5 6 "V* X Cnc". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 22 July 2014.
- 1 2 3 Otero, Sebastian Alberto (30 June 2011). "X Cancri". AAVSO Website. American Association of Variable Star Observers. Retrieved 22 July 2014.
- ↑ McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (2012). "Fundamental Parameters and Infrared Excesses of Hipparcos Stars". Monthly Notices of the Royal Astronomical Society. 427 (1): 343–57. arXiv:1208.2037. Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x.
- ↑ Luttermoser, Donald G.; Brown, Alexander (1992). "A VLA 3.6 centimeter survey of N-type carbon stars". Astrophysical Journal. 384: 634. Bibcode:1992ApJ...384..634L. doi:10.1086/170905.
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