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16 Arietis

Summary

16 Arietis (abbreviated 16 Ari) is a star in the northern constellation of Aries. 16 Arietis is the Flamsteed designation. Its apparent magnitude is 6.01. Based upon the annual parallax shift of 6.27 ± 0.07 mas,[4] this star is approximately 520 light-years (160 parsecs) distant from Earth. The brightness of this star is diminished by 0.40 in magnitude from extinction caused by interstellar gas and dust.[6] This is an evolved giant star with a stellar classification of K3 III.[3]

16 Arietis
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Aries
Right ascension 02h 11m 12.0545s[1]
Declination +25° 56′ 12.979″[1]
Apparent magnitude (V) 6.016[2]
Characteristics
Spectral type K3 III[3]
Astrometry
Radial velocity (Rv)−15.10 ± 0.17[2] km/s
Proper motion (μ) RA: −8.578[4] mas/yr
Dec.: −5.122[4] mas/yr
Parallax (π)6.2671 ± 0.0701 mas[4]
Distance520 ± 6 ly
(160 ± 2 pc)
Details[5]
Luminosity359.63 L☉
Temperature4244 K
Other designations
BD+25 362, HD 13363, HIP 10203, HR 633, SAO 75188.[2]
Database references
SIMBADdata

References edit

  1. ^ a b van Leeuwen, F. (November 2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics, 474 (2): 653–664, arXiv:0708.1752, Bibcode:2007A&A...474..653V, doi:10.1051/0004-6361:20078357, S2CID 18759600.
  2. ^ a b c "16 Ari -- Star", SIMBAD Astronomical Database, Centre de Données astronomiques de Strasbourg, retrieved 2012-08-13.
  3. ^ a b Sato, K.; Kuji, S. (November 1990), "MK classification and photometry of stars used for time and latitude observations at Mizusawa and Washington", Astronomy and Astrophysics Supplement Series, 85 (3): 1069–1087, Bibcode:1990A&AS...85.1069S.
  4. ^ a b c d Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051.
  5. ^ 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. S2CID 118665352.
  6. ^ Famaey, B.; et al. (January 2005), "Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data. Revisiting the concept of superclusters", Astronomy and Astrophysics, 430 (1): 165–186, arXiv:astro-ph/0409579, Bibcode:2005A&A...430..165F, doi:10.1051/0004-6361:20041272, S2CID 17804304.

External links edit

  • HR 633
  • Image 16 Arietis