Astronomy:HD 211575

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Short description: Star in the constellation Aquarius
HD 211575
HD 211575.png
The region around HD 211575
Observation data
Equinox J2000.0]] (ICRS)
Constellation Aquarius
Right ascension  22h 18m 04.2722s[1]
Declination −00° 14′ 15.557″[1]
Apparent magnitude (V) 6.40[2]
Characteristics
Spectral type F3 V[3]
B−V color index 0.441±0.003[4]
Astrometry
Radial velocity (Rv)+14.8±0.5[5] km/s
Proper motion (μ) RA: −41.997[1] mas/yr
Dec.: +54.407[1] mas/yr
Parallax (π)24.13 ± 0.29[6] mas
Distance135 ± 2 ly
(41.4 ± 0.5 pc)
Absolute magnitude (MV)3.31[2]
Details
Mass1.27[7] M
Luminosity4.30[4] L
Surface gravity (log g)4.15[2] cgs
Temperature6,574±224[7] K
Metallicity [Fe/H]+0.11±0.11[5] dex
Rotational velocity (v sin i)19.0[2] km/s
Age150[5] Myr
Other designations
BD−00° 4333, HD 203222, HIP 110091, HR 8507, SAO 146004[8]
Database references
SIMBADdata

HD 211575 is a star in the constellation Aquarius in between "Gamma Aquarii", "Pi Aquarii" and "Sadalmelik". It is a member of the corona of the Ursa Major moving group.[9]

References

  1. 1.0 1.1 1.2 1.3 Brown, A. G. A. et al. (2016), "Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties", Astronomy and Astrophysics 595: A2, doi:10.1051/0004-6361/201629512, Bibcode2016A&A...595A...2G. 
  2. 2.0 2.1 2.2 2.3 Paunzen, E. et al. (July 2014), "Investigating the possible connection between λ Bootis stars and intermediate Population II type stars", Astronomy & Astrophysics 567: 8, doi:10.1051/0004-6361/201423817, A67, Bibcode2014A&A...567A..67P. 
  3. Houk, N.; Swift, C. (1999), "Michigan catalogue of two-dimensional spectral types for the HD Stars", Michigan Spectral Survey 5, Bibcode1999MSS...C05....0H. 
  4. 4.0 4.1 Anderson, E.; Francis, Ch. (2012), "XHIP: An extended hipparcos compilation", Astronomy Letters 38 (5): 331, doi:10.1134/S1063773712050015, Bibcode2012AstL...38..331A. 
  5. 5.0 5.1 5.2 Casagrande, L. et al. (2011), "New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s). Improved astrophysical parameters for the Geneva-Copenhagen Survey", Astronomy & Astrophysics 530 (A138): 21, doi:10.1051/0004-6361/201016276, Bibcode2011A&A...530A.138C. 
  6. van Leeuwen, F. (2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics 474 (2): 653–664, doi:10.1051/0004-6361:20078357, Bibcode2007A&A...474..653V. 
  7. 7.0 7.1 David, Trevor J.; Hillenbrand, Lynne A. (2015), "The Ages of Early-Type Stars: Strömgren Photometric Methods Calibrated, Validated, Tested, and Applied to Hosts and Prospective Hosts of Directly Imaged Exoplanets", The Astrophysical Journal 804 (2): 146, doi:10.1088/0004-637X/804/2/146, Bibcode2015ApJ...804..146D. 
  8. "HD 211575". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+211575. 
  9. Chupina, N. V. et al. (June 2006), "Kinematic structure of the corona of the Ursa Major flow found using proper motions and radial velocities of single stars", Astronomy and Astrophysics 451 (3): 909−916, doi:10.1051/0004-6361:20054009, Bibcode2006A&A...451..909C.