W Virginis

URI: https://gptkb.org/entity/W_Virginis
GPTKB entity
Statements (33)
Predicate Object
gptkbp:instanceOf gptkb:star
variable star
gptkbp:apparentMagnitude -2.5
7.8–9.9
gptkbp:constellation gptkb:Virgo
gptkbp:declination -03° 09′ 56″
gptkbp:discoveredBy gptkb:Edward_Charles_Pickering
gptkbp:discoveredIn 1884
gptkbp:distanceFromEarth ~1,300 light-years
https://www.w3.org/2000/01/rdf-schema#label W Virginis
gptkbp:locatedIn gptkb:Milky_Way
gptkbp:luminosity ~1,200 L☉
gptkbp:mass ~0.6 M☉
gptkbp:metallicity [Fe/H] = -1.0
gptkbp:notableFor prototype of W Virginis variable stars (Type II Cepheids)
gptkbp:otherDesignation gptkb:2MASS_J13260162-0309557
gptkb:BD-02_3566
gptkb:GSC_04960-01013
gptkb:HD_118661
gptkb:HIP_66555
gptkb:HR_5129
gptkb:SAO_139464
gptkbp:parallax 2.51 mas
0.23 mas
gptkbp:period 17.27134 days
gptkbp:radialVelocity -24.0 km/s
gptkbp:rightAscension 13h 26m 01.6s
gptkbp:spectralType F0Iab – G0Iab
gptkbp:temperature 5,500–6,500 K
gptkbp:variableType gptkb:Type_II_Cepheid
gptkbp:bfsParent gptkb:Type_II_Cepheid_variable
gptkb:Type_II_Cepheids
gptkbp:bfsLayer 7