11 Puppis

From Wikipedia, the free encyclopedia
Jump to navigation Jump to search
11 Puppis
Puppis constellation map.svg
Red circle.svg
Location of 11 Puppis (circled)
Observation data
Epoch J2000      Equinox J2000
Constellation Puppis
Right ascension 07h 56m 51.53900s[1]
Declination −22° 52′ 48.4340″[1]
Apparent magnitude (V) 4.20[2]
Characteristics
Spectral type F7/8II[2]
U−B color index +0.44[3]
B−V color index +0.72[3]
Astrometry
Radial velocity (Rv) +13.30[4] km/s
Proper motion (μ) RA: -30.42[1] mas/yr
Dec.: +11.49[1] mas/yr
Parallax (π) 6.25 ± 0.23[1] mas
Distance 520 ± 20 ly
(160 ± 6 pc)
Absolute magnitude (MV) -1.82[2]
Details
Luminosity 515[2] L
Surface gravity (log g) 1.99[5] cgs
Temperature 5,868[5] K
Metallicity [Fe/H] +0.09[5] dex
Rotational velocity (v sin i) 13.8[6] km/s
Other designations
j Puppis, BD-22°2087, CD-22°5403, FK5 2615, GC 10756, GSC 06553-03890, HIP 38835, HR 3102, HD 65228, SAO 174852
Database references
SIMBAD data

11 Puppis (11 Pup) is a class F7/8II[2] (yellow-white bright giant) star in the constellation Puppis. Its apparent magnitude is 4.20[2] and it is approximately 522 light years away based on parallax.[1]

References[edit]

  1. ^ a b c d e f 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. ^ a b c d e f 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. ^ a b 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
  4. ^ Gontcharov, G. A. (2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters. 32 (11): 759. arXiv:1606.08053Freely accessible. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065. 
  5. ^ a b c Earle Luck, R. (2014). "Parameters and Abundances in Luminous Stars". The Astronomical Journal. 147 (6): 137. Bibcode:2014AJ....147..137L. doi:10.1088/0004-6256/147/6/137. 
  6. ^ De Medeiros, J. R.; Mayor, M. (1999). "A catalog of rotational and radial velocities for evolved stars". Astronomy and Astrophysics Supplement Series. 139 (3): 433. arXiv:astro-ph/0608248Freely accessible. Bibcode:1999A&AS..139..433D. doi:10.1051/aas:1999401.  Vizier catalog entry