11 Andromedae

Not to be confused with Xi Andromedae or Andromeda II.
For the galaxy Andromeda XI (Andromeda 11), see Andromeda XI.
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
Distance286 ± 7 ly
(88 ± 2 pc)
Details
Radius12[4] R
Rotational velocity (v sin i)< 19[3] km/s
Other designations
BD+47 4110, GC 32476, HD 219945, HIP 115152, HR 8874, PPM 64074, SAO 52907.[2]
Database references
SIMBADdata

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

References

  1. 1 2 3 4 5 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752Freely accessible. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357.Vizier catalog entry
  2. 1 2 3 4 5 6 * 11 And -- Star, database entry, SIMBAD. Accessed on line August 21, 2008.
  3. 1 2 3 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.


This article is issued from Wikipedia - version of the 12/8/2015. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.