La Superba

URI: https://gptkb.org/entity/La_Superba
GPTKB entity
Statements (33)
Predicate Object
gptkbp:instanceOf gptkb:star
gptkbp:apparentMagnitude 4.94
gptkbp:catalogueNumber gptkb:2MASS_J12450782+4526249
gptkb:BD+46_2045
gptkb:HD_110914
gptkb:HIP_62103
gptkb:HR_4837
gptkb:SAO_44518
gptkbp:colorIndexB-V 5.13
2.54
gptkbp:constellation gptkb:Canes_Venatici
gptkbp:declination +45° 26′ 24.9″
gptkbp:diameter 400 solar radii
gptkbp:discoveredBy gptkb:Angelo_Secchi
gptkbp:discoveredIn 1860s
gptkbp:distanceFromEarth 711 light years
gptkbp:evolutionaryStage asymptotic giant branch
https://www.w3.org/2000/01/rdf-schema#label La Superba
gptkbp:luminosity 7,000 times Sun
gptkbp:mass 1.2 solar masses
gptkbp:metallicity [Fe/H] ≈ 0.0
gptkbp:notableFor one of the reddest stars visible to the naked eye
gptkbp:otherName gptkb:Y_Canum_Venaticorum
gptkbp:parallax 4.59 mas
gptkbp:properMotionRA -17.34 mas/yr
-35.13 mas/yr
gptkbp:rightAscension 12h 45m 07.83s
gptkbp:spectralType C5,4J(N4)
gptkbp:temperature 2,600 K
gptkbp:variableStar gptkb:Y_CVn
gptkbp:variableType semiregular variable
gptkbp:bfsParent gptkb:热那亚
gptkbp:bfsLayer 5