Epsilon Phoenicis

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ε Phoenicis
Phoenix constellation map.svg
Red circle.svg
Location of ε Phoenicis (circled)
Observation data
Epoch J2000      Equinox J2000
Constellation Phoenix
Right ascension  00h 09m 24.64154s[1]
Declination −45° 44′ 50.7315″[1]
Apparent magnitude (V) 3.87[2]
Characteristics
Spectral type K0III[3]
U−B color index +0.84[2]
B−V color index +1.02[2]
Astrometry
Radial velocity (Rv)-9.20[4] km/s
Proper motion (μ) RA: +121.52[1] mas/yr
Dec.: -179.83[1] mas/yr
Parallax (π)22.62 ± 0.45[1] mas
Distance144 ± 3 ly
(44.2 ± 0.9 pc)
Absolute magnitude (MV)0.65[5]
Details
Luminosity67.21[5] L
Temperature4,750[6] K
Metallicity [Fe/H]+0.01[5] dex
Rotational velocity (v sin i)< 1.5[7] km/s
Other designations
FK5 3, GC 158, HIP 765, HR 25, HD 496, SAO 214983
Database references
SIMBADdata

Epsilon Phoenicis is a star in the constellation Phoenix. Its apparent magnitude is 3.87.[2] Located around 144 parsecs (470 ly) distant,[1] it is an orange giant of spectral type K0III,[3] a star that has used up its core hydrogen and has expanded.

References[edit]

  1. ^ a b c d e f Van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
  2. ^ a b c d 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. Bibcode:2002yCat.2237....0D.
  3. ^ a b Houk, N. (1978). Michigan catalogue of two-dimensional spectral types for the HD stars. 2. Dept. of Astronomy, University of Michigan. Bibcode:1978mcts.book.....H.
  4. ^ Gontcharov, G. A. (2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters. 32 (11): 759. arXiv:1606.08053. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065.
  5. ^ a b c 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. Vizier catalog entry
  6. ^ Gontcharov, G. A. (2009). "Red giant clump in the Tycho-2 catalogue". Astronomy Letters. 34 (11): 785. arXiv:1607.00619. Bibcode:2008AstL...34..785G. doi:10.1134/S1063773708110078. Vizier catalog entry
  7. ^ De Medeiros, J. R.; Alves, S.; Udry, S.; Andersen, J.; Nordström, B.; Mayor, M. (2014). "A catalog of rotational and radial velocities for evolved stars". Astronomy & Astrophysics. 561: A126. arXiv:1312.3474. Bibcode:2014A&A...561A.126D. doi:10.1051/0004-6361/201220762. Vizier catalog entry