HD 70060

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HD 70060
Puppis constellation map.svg
Red circle.svg
Location of HD 70060 (circled)
Observation data
Epoch J2000      Equinox J2000
Constellation Puppis
Right ascension  08h 18m 33.31299s[1]
Declination −36° 39′ 33.4391″[1]
Apparent magnitude (V) 4.45[2]
Characteristics
Spectral type A8V[3]
U−B color index +0.11[2]
B−V color index +0.22[2]
Astrometry
Radial velocity (Rv)+6.40[4] km/s
Proper motion (μ) RA: -110.33[1] mas/yr
Dec.: +100.48[1] mas/yr
Parallax (π)34.93 ± 0.18[1] mas
Distance93.4 ± 0.5 ly
(28.6 ± 0.1 pc)
Absolute magnitude (MV)2.16[5]
Details
Mass1.62[6] M
Radius1.8[6] R
Luminosity11.39[5] L
Surface gravity (log g)4.28[7] cgs
Temperature7,986[7] K
Metallicity [Fe/H]-0.02[8] dex
Rotational velocity (v sin i)129[9] km/s
Other designations
q Puppis, CD-36°4449, FK5 313, GC 11343, GJ 1109, GJ 9261, GSC 07134-02967, HIP 40706, HR 3270, HD 70060, SAO 199070
Database references
SIMBADdata

HD 70060 is a class A8V[3] (white main-sequence) star in the constellation Puppis. Its apparent magnitude is 4.45[2] and it is approximately 93.4 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:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. 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 Gray, R. O.; Corbally, C. J.; Garrison, R. F.; McFadden, M. T.; Bubar, E. J.; McGahee, C. E.; O'Donoghue, A. A.; Knox, E. R. (2006). "Contributions to the Nearby Stars (NStars) Project: Spectroscopy of Stars Earlier than M0 within 40 pc--The Southern Sample". The Astronomical Journal. 132: 161. arXiv:astro-ph/0603770. Bibcode:2006AJ....132..161G. doi:10.1086/504637.
  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:1606.08053. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065.
  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. Vizier catalog entry
  6. ^ 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. arXiv:astro-ph/9911002. Bibcode:1999A&A...352..555A. Vizier catalog entry
  7. ^ 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. Vizier catalog entry
  8. ^ Gontcharov, G. A. (2012). "Dependence of kinematics on the age of stars in the solar neighborhood". Astronomy Letters. 38 (12): 771. arXiv:1606.08814. Bibcode:2012AstL...38..771G. doi:10.1134/S1063773712120031. Vizier catalog entry
  9. ^ 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.