gptkbp:instanceOf
|
gptkb:star
|
gptkbp:age
|
1.14 billion years
|
gptkbp:alsoKnownAs
|
gptkb:Porrima
|
gptkbp:apparentMagnitude
|
2.74
|
gptkbp:catalogueNumber
|
gptkb:HD_110379
gptkb:HR_4825
gptkb:ADS_8630
gptkb:BD+01_2607
gptkb:HIP_61813
gptkb:SAO_138917
gptkb:WDS_J12417+0127
|
gptkbp:colorIndexB-V
|
+0.01
+0.36
|
gptkbp:component
|
gptkb:Gamma_Virginis_A
gptkb:Gamma_Virginis_B
|
gptkbp:constellation
|
gptkb:Virgo
|
gptkbp:containsPlanet
|
yes
|
gptkbp:declination
|
+01° 26′ 58″
|
gptkbp:discoveredBy
|
gptkb:William_Herschel
|
gptkbp:discoveredIn
|
1827
|
gptkbp:distanceFromEarth
|
38 light years
|
gptkbp:eclipticLatitude
|
+0.6°
192.2°
|
https://www.w3.org/2000/01/rdf-schema#label
|
Gamma Virginis
|
gptkbp:luminosity
|
4.6 solar luminosities (each component)
|
gptkbp:mass
|
1.5 solar masses (each component)
|
gptkbp:metallicity
|
-0.07 [Fe/H]
|
gptkbp:namedFor
|
gptkb:IAU
|
gptkbp:nameOrigin
|
Named after Porrima, a Roman goddess of prophecy
|
gptkbp:orbitType
|
169 years
|
gptkbp:parallax
|
85.58 mas
|
gptkbp:properMotionRA
|
-614.76 mas/yr
-47.14 mas/yr
|
gptkbp:radialVelocity
|
-19.9 km/s
|
gptkbp:rightAscension
|
12h 41m 39.6s
|
gptkbp:separates
|
variable (minimum ~0.4 arcseconds, maximum ~6 arcseconds)
|
gptkbp:spectralType
|
F0V
|
gptkbp:variant
|
no
|
gptkbp:visibleToNakedEye
|
yes
|
gptkbp:bfsParent
|
gptkb:Root_(氐,_Dǐ)
gptkb:F-type_stars
|
gptkbp:bfsLayer
|
7
|