Pi Pavonis

π Pavonis


Location of π Pavonis (circled)

Observation data
Epoch J2000      Equinox J2000
Constellation Pavo
Right ascension 18h 08m 34.81459s[1]
Declination −63° 40′ 06.7906″[1]
Apparent magnitude (V) 4.33[2]
Characteristics
Spectral type kA4hF0mF2 III[3] (A3-F1 Sr[4])
U−B color index +0.17[5]
B−V color index +0.23[5]
Astrometry
Radial velocity (Rv)-15.60[6] km/s
Proper motion (μ) RA: +18.02[1] mas/yr
Dec.: -207.57[1] mas/yr
Parallax (π)25.09 ± 0.17[1] mas
Distance130.0 ± 0.9 ly
(39.9 ± 0.3 pc)
Absolute magnitude (MV)1.33[2]
Details
Mass2.15[7] M☉
Luminosity24.42[2] L☉
Temperature7,964[8] K
Rotational velocity (v sin i)30.0[9] km/s
Age630[10] Myr
Other designations
FK5 3437, GC 24665, HIP 88866, HR 6745, HD 165040, SAO 254147
Database references
SIMBADdata

Pi Pavonis (π Pav) is an Am star in the constellation Pavo. Its apparent magnitude is 4.33[2] and it is approximately 130.0 light years away based on parallax.[1]

References

  1. 1 2 3 4 5 6 Van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653. arXiv:0708.1752Freely accessible. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
  2. 1 2 3 4 Anderson, E.; Francis, Ch. (2012). "XHIP: An extended hipparcos compilation". Astronomy Letters. 38 (5): 331. arXiv:1108.4971Freely accessible. Bibcode:2012AstL...38..331A. doi:10.1134/S1063773712050015. Vizier catalog entry
  3. ↑ Gray, R. O.; Garrison, R. F. (1989). "The early F-type stars - Refined classification, confrontation with Stromgren photometry, and the effects of rotation". Astrophysical Journal Supplement Series (ISSN 0067-0049). 69: 301. Bibcode:1989ApJS...69..301G. doi:10.1086/191315.
  4. ↑ Renson, P.; Manfroid, J. (2009). "Catalogue of Ap, Hg Mn and Am stars". Astronomy and Astrophysics. 498 (3): 961. Bibcode:2009A&A...498..961R. doi:10.1051/0004-6361/200810788.
  5. 1 2 Mermilliod, J. C. (2006). "VizieR Online Data Catalog: Homogeneous Means in the UBV System (Mermilliod 1991)". VizieR On-line Data Catalog: II/168. Originally published in: Institut d'Astronomie. 2168. Bibcode:2006yCat.2168....0M.Vizier catalog entry
  6. ↑ Wilson, R. E. (1953). General Catalogue of Stellar Radial Velocities. Carnegie Institution of Washington. Bibcode:1953GCRV..C......0W. LCCN 54001336.
  7. ↑ De Rosa, R. J.; Patience, J.; Wilson, P. A.; Schneider, A.; Wiktorowicz, S. J.; Vigan, A.; Marois, C.; Song, I.; MacIntosh, B.; Graham, J. R.; Doyon, R.; Bessell, M. S.; Thomas, S.; Lai, O. (2013). "The VAST Survey - III. The multiplicity of A-type stars within 75 pc". Monthly Notices of the Royal Astronomical Society. 437 (2): 1216. arXiv:1311.7141Freely accessible. Bibcode:2014MNRAS.437.1216D. doi:10.1093/mnras/stt1932.
  8. ↑ Ammons, S. Mark; Robinson, Sarah E.; Strader, Jay; Laughlin, Gregory; Fischer, Debra; Wolf, Aaron (2006). "The N2K Consortium. IV. New Temperatures and Metallicities for More than 100,000 FGK Dwarfs". The Astrophysical Journal. 638 (2): 1004. arXiv:astro-ph/0510237Freely accessible. Bibcode:2006ApJ...638.1004A. doi:10.1086/498490.
  9. ↑ Glebocki, R.; Gnacinski, P. (2005). "VizieR Online Data Catalog: Catalog of Stellar Rotational Velocities (Glebocki+ 2005)". VizieR On-line Data Catalog: III/244. Originally published in: 2005csss...13..571G; 2005yCat.3244....0G. 3244. Bibcode:2005yCat.3244....0G. Vizier catalog entry
  10. ↑ De Rosa, R. J.; Patience, J.; Wilson, P. A.; Schneider, A.; Wiktorowicz, S. J.; Vigan, A.; Marois, C.; Song, I.; MacIntosh, B.; Graham, J. R.; Doyon, R.; Bessell, M. S.; Thomas, S.; Lai, O. (2014). "The VAST Survey - III. The multiplicity of A-type stars within 75 pc". Monthly Notices of the Royal Astronomical Society. 437 (2): 1216. Bibcode:2014MNRAS.437.1216D. doi:10.1093/mnras/stt1932.
This article is issued from Wikipedia - version of the 10/29/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.