Beta Virginis

β Virginis
(Zavijava)
Location of β Virginis (circled)
Observation data
Epoch J2000      Equinox J2000
Constellation Virgo
Right ascension 11h 50m 41.71824s[1]
Declination +01° 45′ 52.9910″[1]
Apparent magnitude (V) 3.604[2]
Characteristics
Evolutionary stage Main sequence[3] turnoff[4]
Spectral type F9 V[5]
U−B color index +0.090[2]
B−V color index +0.553[2]
Astrometry
Radial velocity (Rv)+4.1[6] km/s
Proper motion (μ) RA: +740.23[1] mas/yr
Dec.: −270.43[1] mas/yr
Parallax (π)91.50 ± 0.22 mas[1]
Distance35.65 ± 0.09 ly
(10.93 ± 0.03 pc)
Absolute magnitude (MV)3.41[6]
Details
Mass1.413±0.061[3] M
Radius1.681±0.008[7] R
Luminosity3.572±0.052[7] L
Surface gravity (log g)4.125±0.010[3] cgs
Temperature6,132±26[7] K
Metallicity [Fe/H]0.20[8] dex
Rotational velocity (v sin i)4.3[9] km/s
Age2.9 ± 0.3,[6] ~3.3[4] Gyr
Other designations
Zavijava, Zavijah, Alaraph, Minelauva, β Vir, 5 Virginis, BD+02°2489, FK5 445, HD 102870, HIP 57757, HR 4540, SAO 119076[10]
Database references
SIMBADdata
ARICNSdata

Beta Virginis, a name Latinised from β Virginis, is a star in the equatorial constellation of Virgo. It has the proper name Zavijava (/ˌzævɪˈævə/),[11][12][13] and, despite its designation 'beta', is the fifth-brightest star in Virgo with an apparent visual magnitude of 3.604.[2] The distance to this star is around 35.7 light-years based on parallax;[1] it is drifting further away with a radial velocity of +4.1 km/s.[6] It is 0.69 of a degree north of the ecliptic, so it can be occulted by the Moon and (rarely) by planets. The next planetary occultation of Beta Virginis will take place on 09 november 2210, by Venus.[14]

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  2. ^ a b c d Cite error: The named reference apjs15_459 was invoked but never defined (see the help page).
  3. ^ a b c Cite error: The named reference North_et_al_2009 was invoked but never defined (see the help page).
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  6. ^ a b c d Cite error: The named reference aaa501_3_941 was invoked but never defined (see the help page).
  7. ^ a b c Cite error: The named reference Boyajian_et_al_2012 was invoked but never defined (see the help page).
  8. ^ Cite error: The named reference Gehren1978 was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference Carrier_et_al_2005 was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference SIMBAD was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference Kunitzsch2006 was invoked but never defined (see the help page).
  12. ^ Cite error: The named reference Davis1944 was invoked but never defined (see the help page).
  13. ^ Cite error: The named reference IAU-CSN was invoked but never defined (see the help page).
  14. ^ "SolexHeading". www.solexorb.it. Retrieved 2023-11-19.