HD 65810

Last updated
HD 65810
Puppis constellation map.svg
Red circle.svg
Location of HD 65810 (circled)
Observation data
Epoch J2000       Equinox J2000
Constellation Puppis
Right ascension 07h 59m 52.05117s [1]
Declination −18° 23 57.2292 [1]
Apparent magnitude  (V)4.61 [2]
Characteristics
Spectral type A2Vn [3]
U−B color index +0.08 [2]
B−V color index +0.08 [2]
Astrometry
Radial velocity (Rv)-13.30 [4]  km/s
Proper motion (μ)RA: -6.38 [1]   mas/yr
Dec.: -36.05 [1]   mas/yr
Parallax (π)13.52 ± 0.64  mas [1]
Distance 240 ± 10  ly
(74 ± 4  pc)
Absolute magnitude  (MV)0.27 [5]
Details
Mass 2.69 [6]   M
Radius 3.6 [7]   R
Luminosity 87 [6]   L
Surface gravity (log g)3.38 [8]   cgs
Temperature 8,892 [6]   K
Rotational velocity (v sin i)218 [6]  km/s
Other designations
BD-18°2118, FK5  1212, GC  10825, GSC  05986-03435, HIP  39095, HR  3131, HD  65810, SAO  153687
Database references
SIMBAD data

HD 65810 is a class A2V [3] (white main-sequence) star in the constellation Puppis. Its apparent magnitude is 4.61 [2] and it is approximately 241 light years away based on parallax. [1]

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References

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  2. 1 2 3 4 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. 1 2 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. 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. 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. 1 2 3 4 Zorec, J.; Royer, F. (2012). "Rotational velocities of A-type stars". Astronomy & Astrophysics. 537: A120. arXiv: 1201.2052 . Bibcode:2012A&A...537A.120Z. doi:10.1051/0004-6361/201117691. S2CID   55586789. Vizier catalog entry
  7. 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. 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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