|
gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:age
|
6.1 billion years
|
|
gptkbp:alsoKnownAs
|
61 Virginis
|
|
gptkbp:apparentMagnitude
|
4.74
|
|
gptkbp:catalogue
|
gptkb:Hipparcos
gptkb:Gliese_Catalogue
gptkb:Henry_Draper_Catalogue
|
|
gptkbp:catalogueNumber
|
BD-18 3648
Gliese 494
HD 115617
SAO 157170
|
|
gptkbp:constellation
|
gptkb:Virgo
|
|
gptkbp:containsPlanet
|
true
|
|
gptkbp:declination
|
-18° 30′ 46.8″
|
|
gptkbp:diameter
|
0.98 solar radii
|
|
gptkbp:discoveredExoplanets
|
61 Virginis b
61 Virginis c
61 Virginis d
|
|
gptkbp:discoveryMethod
|
radial velocity
|
|
gptkbp:distanceFromEarth
|
27.8 light years
|
|
gptkbp:hostedBy
|
61 Virginis planetary system
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
HIP 57757
|
|
gptkbp:luminosity
|
0.85 solar luminosities
|
|
gptkbp:mainStar
|
true
|
|
gptkbp:mass
|
0.95 solar masses
|
|
gptkbp:metallicity
|
[Fe/H] = -0.02
|
|
gptkbp:parallax
|
117.44 mas
|
|
gptkbp:properMotionRA
|
-1063.17 mas/yr
1073.39 mas/yr
|
|
gptkbp:radialVelocity
|
-7.6 km/s
|
|
gptkbp:rightAscension
|
12h 47m 43.268s
|
|
gptkbp:solarAnalog
|
true
|
|
gptkbp:spectralType
|
G5V
|
|
gptkbp:temperature
|
5571 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:bfsParent
|
gptkb:77_Ursae_Majoris
gptkb:Beta_Virginis
|
|
gptkbp:bfsLayer
|
8
|