Gamma Eridani

URI: https://gptkb.org/entity/Gamma_Eridani
GPTKB entity
Statements (39)
Predicate Object
gptkbp:instanceOf gptkb:star
red supergiant
gptkbp:apparentMagnitude 2.95
-1.16
gptkbp:arabicName Zaurak (meaning 'boat')
gptkbp:BayerDesignation gptkb:γ_Eridani
gptkbp:catalogue gptkb:Hipparcos
gptkb:HD_23630
gptkb:Henry_Draper_Catalogue
gptkb:SAO_130806
gptkb:Bright_Star_Catalogue
gptkb:HR_1231
gptkbp:colorIndexB-V +1.60
+1.97
gptkbp:constellation gptkb:Eridanus
gptkbp:declination -13° 30′ 30″
gptkbp:diameter 83 solar radii
gptkbp:discoveredBy known since antiquity
gptkbp:distanceFromEarth 203 light years
gptkbp:evolutionaryStage asymptotic giant branch
gptkbp:hasCompanion no
gptkbp:hasViewOf gptkb:Northern_Hemisphere
gptkb:Southern_Hemisphere
https://www.w3.org/2000/01/rdf-schema#label Gamma Eridani
gptkbp:luminosity 1150 times Sun
gptkbp:mass 2.59 solar masses
gptkbp:metallicity [Fe/H] = -0.03
gptkbp:name gptkb:Zaurak
gptkbp:otherName gptkb:Zaurak
gptkbp:parallax 16.09 mas
gptkbp:radialVelocity +21.6 km/s
gptkbp:rightAscension 03h 58m 01.2s
gptkbp:rotationPeriod < 1.0 km/s
gptkbp:spectralType M0III
gptkbp:surfaceGravity 1.0 (cgs)
gptkbp:temperature 3,900 K
gptkbp:variableStar no
gptkbp:bfsParent gptkb:Constellation_Eridanus
gptkbp:bfsLayer 6