Langbahn Team – Weltmeisterschaft

HD 68601

HD 68601
Location of HD 68601 (circled)
Observation data
Epoch J2000      Equinox J2000
Constellation Puppis
Right ascension 08h 11m 25.89174s[1]
Declination −42° 59′ 14.1988″[1]
Apparent magnitude (V) 4.75[2]
Characteristics
Spectral type A7 Ib[3]
U−B color index +0.07[2]
B−V color index +0.18[2]
Astrometry
Radial velocity (Rv)+19.20[4] km/s
Proper motion (μ) RA: -6.37[1] mas/yr
Dec.: +4.64[1] mas/yr
Parallax (π)0.78 ± 0.14 mas[1]
Distanceapprox. 4,200 ly
(approx. 1,300 pc)
Absolute magnitude (MV)-5.73[5]
Details
Mass1.6[3] M☉
Luminosity16,310[5] L☉
Temperature7,220[6] K
Rotational velocity (v sin i)0[7] km/s
Other designations
CD-42°3979, CCDM J08114-4259A, GC 11155, GSC 07668-03980, HIP 40096, HR 3226, HD 68601, SAO 219569, WDS J08114-4259A
Database references
SIMBADdata

HD 68601 is a class A7Ib[3] (white supergiant) star in the constellation Puppis. Its apparent magnitude is 4.75[2] and it is approximately 4,200 light years away based on parallax.[1]

It has one companion, B, with magnitude 9.81 and separation 26.4".[8]

References

  1. ^ a b c d e f 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. S2CID 18759600. Vizier catalog entry
  2. ^ a b c d Ducati, J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237. Bibcode:2002yCat.2237....0D.
  3. ^ a b c Tetzlaff, N.; Neuhäuser, R.; Hohle, M. M. (2011). "A catalogue of young runaway Hipparcos stars within 3 kpc from the Sun". Monthly Notices of the Royal Astronomical Society. 410 (1): 190–200. arXiv:1007.4883. Bibcode:2011MNRAS.410..190T. doi:10.1111/j.1365-2966.2010.17434.x. S2CID 118629873. 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): 759–771. arXiv:1606.08053. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065. S2CID 119231169.
  5. ^ a b Anderson, E.; Francis, Ch. (2012). "XHIP: An extended hipparcos compilation". Astronomy Letters. 38 (5): 331. arXiv:1108.4971. Bibcode:2012AstL...38..331A. doi:10.1134/S1063773712050015. S2CID 119257644. Vizier catalog entry
  6. ^ 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): 343–357. arXiv:1208.2037. Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x. S2CID 118665352. Vizier catalog entry
  7. ^ Hoffleit, D.; Warren, W. H. (1995). "VizieR Online Data Catalog: Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991)". VizieR On-line Data Catalog: V/50. Originally Published in: 1964BS....C......0H. 5050. Bibcode:1995yCat.5050....0H.
  8. ^ Mason, Brian D.; Wycoff, Gary L.; Hartkopf, William I.; Douglass, Geoffrey G.; Worley, Charles E. (2001). "The 2001 US Naval Observatory Double Star CD-ROM. I. The Washington Double Star Catalog". The Astronomical Journal. 122 (6): 3466. Bibcode:2001AJ....122.3466M. doi:10.1086/323920. Vizier catalog entry


Quelle: http://en.wikipedia.org/wiki/HD_68601