HD 125658

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HD 125658
Observation data
Epoch J2000      Equinox J2000
Constellation Boötes
Right ascension 14h 20m 08.66566s[1]
Declination +30° 25′ 44.8682″[1]
Apparent magnitude (V) 6.46[2]
Spectral type A5III[3]
U−B color index +0.10[2]
B−V color index +0.16[2]
Variable type Suspected[4]
Radial velocity (Rv) +1.3[5] km/s
Proper motion (μ) RA: -9.27[1] mas/yr
Dec.: -6.00[1] mas/yr
Parallax (π) 10.76 ± 0.41[1] mas
Distance 300 ± 10 ly
(93 ± 4 pc)
Luminosity 18[6] L
Temperature 8,123[6] K
Rotational velocity (v sin i) 26[7] km/s
Other designations
BD+31° 2605, HD 125658, HIP 70051, HR 5374, NSV 6633, SAO 64074.
Database references

HD 125658 is a candidate variable star[4] in the northern constellation of Boötes.


  1. ^ a b c d e van Leeuwen, F. (2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics, 474 (2): 653–664, arXiv:0708.1752Freely accessible, Bibcode:2007A&A...474..653V, doi:10.1051/0004-6361:20078357. 
  2. ^ a b c Mermilliod, J.-C. (1986), "Compilation of Eggen's UBV data, transformed to UBV (unpublished)", Catalogue of Eggen's UBV data. SIMBAD, Bibcode:1986EgUBV........0M. 
  3. ^ Cowley, A.; et al. (April 1969), "A study of the bright A stars. I. A catalogue of spectral classifications", Astronomical Journal, 74: 375–406, Bibcode:1969AJ.....74..375C, doi:10.1086/110819. 
  4. ^ a b Samus, N. N.; Durlevich, O. V.; et al. (2004). "Combined General Catalogue of Variable Stars (GCVS4.2)". Retrieved 2007-01-04. 
  5. ^ Wielen, R.; et al. (2000), "Sixth Catalogue of Fundamental Stars (FK6). Part III. Additional fundamental stars with direct solutions", Veröffentlichungen Astronomisches Rechen-Institut Heidelberg, Karlsruhe: Verlag G. Braun (37), pp. 1–308, Bibcode:2000VeARI..37....1W, ISBN 3-7650-0536-3. 
  6. ^ a b McDonald, I.; et al. (2012), "Fundamental Parameters and Infrared Excesses of Hipparcos Stars", Monthly Notices of the Royal Astronomical Society, 427 (1): 343–57, arXiv:1208.2037Freely accessible, Bibcode:2012MNRAS.427..343M, doi:10.1111/j.1365-2966.2012.21873.x. 
  7. ^ Royer, F.; et al. (October 2002), "Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i", Astronomy and Astrophysics, 393: 897–911, arXiv:astro-ph/0205255Freely accessible, Bibcode:2002A&A...393..897R, doi:10.1051/0004-6361:20020943. 

External links[edit]