11 Andromedae

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Not to be confused with Xi Andromedae or Andromeda II.
For Andromeda XI (Andromeda 11), see List of Andromeda's satellite galaxies.
11 Andromedae
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Andromeda
Right ascension 23h 19m 29.808s[1]
Declination +48° 37′ 31.16″[1]
Apparent magnitude (V) 5.457[2]
Characteristics
Spectral type K0III[2]
U−B color index +0.82[3]
B−V color index +1.03[3]
Astrometry
Radial velocity (Rv) 11.4 ± 0.9[2] km/s
Proper motion (μ) RA: 23.14 ± 0.19[1] mas/yr
Dec.: 52.29 ± 0.20[1] mas/yr
Parallax (π) 11.40 ± 0.27[1] mas
Distance 286 ± 7 ly
(88 ± 2 pc)
Details
Radius 12[4] R
Rotational velocity (v sin i) < 19[3] km/s
Other designations
11 And, BD+47 4110, GC 32476, HD 219945, HIP 115152, HR 8874, PPM 64074, SAO 52907.[2]
Database references
SIMBAD data

11 Andromedae (11 And) is a K-type giant star in the constellation of Andromeda.[2] It has an apparent visual magnitude of approximately 5.457.[2]

References[edit]

  1. ^ a b c d e van Leeuwen, F. (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. Vizier catalog entry
  2. ^ a b c d e f * 11 And -- Star, database entry, SIMBAD. Accessed on line August 21, 2008.
  3. ^ a b c HR 8874, database entry, The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version), D. Hoffleit and W. H. Warren, Jr., CDS ID V/50. Accessed on line August 21, 2008.
  4. ^ HD 219945, database entry, Catalog of Apparent Diameters and Absolute Radii of Stars (CADARS), 3rd edition, L. E. Pasinetti-Fracassini, L. Pastori, S. Covino, and A. Pozzi, CDS ID II/224. Accessed on line August 21, 2008.