HD 53811

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This article is about H Puppis. It is not to be confused with h1 Puppis or h2 Puppis.
HD 53811
Puppis constellation map.svg
Red circle.svg
Location of HD 53811 (circled)
Observation data
Epoch J2000      Equinox J2000
Constellation Puppis
Right ascension 07h 03m 53.60846s[1]
Declination −49° 35′ 02.1009″[1]
Apparent magnitude (V) 4.92[2]
Characteristics
Spectral type A4IV[3]
U−B color index +0.12[4]
B−V color index +0.14[5]
Astrometry
Radial velocity (Rv)+26.80[6] km/s
Proper motion (μ) RA: -52.78[1] mas/yr
Dec.: +140.27[1] mas/yr
Parallax (π)16.51 ± 0.42[1] mas
Distance198 ± 5 ly
(61 ± 2 pc)
Absolute magnitude (MV)1.01[2]
Details
Mass2.02[7] M☉
Radius2.6[7] R☉
Luminosity33.04[2] L☉
Surface gravity (log g)3.95[8] cgs
Temperature8,396[8] K
Rotational velocity (v sin i)59[3] km/s
Other designations
H Puppis, CD-49°2587, GC 9348, GSC 08126-02550, HIP 34059, HR 2672, HD 53811, SAO 218427
Database references
SIMBADdata

HD 53811 is a class A4IV[3] (white subgiant) star in the constellation Puppis. Its apparent magnitude is 4.92[2] and it is approximately 198 light years away based on parallax.[1]

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 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
  3. ^ a b c 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.
  4. ^ 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
  5. ^ Mallama, A. (2014). "Sloan Magnitudes for the Brightest Stars". The Journal of the American Association of Variable Star Observers. 42: 443. Bibcode:2014JAVSO..42..443M.Vizier catalog entry
  6. ^ Evans, D. S. (1967). "The Revision of the General Catalogue of Radial Velocities". Determination of Radial Velocities and Their Applications. 30: 57. Bibcode:1967IAUS...30...57E.
  7. ^ a b Allende Prieto, C.; Lambert, D. L. (1999). "Fundamental parameters of nearby stars from the comparison with evolutionary calculations: Masses, radii and effective temperatures". Astronomy and Astrophysics. 352: 555–562. arXiv:astro-ph/9911002. Bibcode:1999A&A...352..555A. Vizier catalog entry
  8. ^ a b David, Trevor J.; Hillenbrand, Lynne A. (2015). "The Ages of Early-Type Stars: Strömgren Photometric Methods Calibrated, Validated, Tested, and Applied to Hosts and Prospective Hosts of Directly Imaged Exoplanets". The Astrophysical Journal. 804 (2): 146. arXiv:1501.03154. Bibcode:2015ApJ...804..146D. doi:10.1088/0004-637X/804/2/146. S2CID 33401607. Vizier catalog entry


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