Nekkar

URI: https://gptkb.org/entity/Nekkar

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:star
gptkbp:apparentMagnitude	3.49 −0.36
gptkbp:BayerDesignation	gptkb:β_Boötis
gptkbp:catalogue	gptkb:ADS_9447 gptkb:BD+41_2473 gptkb:FK5_561 gptkb:GC_20213 gptkb:SAO_45451 gptkb:WDS_J15020+4023 gptkb:HD_133208 gptkb:HIP_73555 gptkb:HR_5506
gptkbp:colorIndexB-V	+0.98 +0.80
gptkbp:constellation	gptkb:Boötes
gptkbp:declination	+40° 23′ 26″
gptkbp:diameter	17 solar radii
gptkbp:discoveredBy	known since antiquity
gptkbp:distanceFromEarth	219 light years
gptkbp:evolutionaryStage	gptkb:giant
gptkbp:FlamsteedDesignation	gptkb:23_Boötis
gptkbp:luminosity	150 times Sun
gptkbp:mass	2.7 solar masses
gptkbp:metallicity	−0.07
gptkbp:otherName	gptkb:Beta_Boötis
gptkbp:parallax	14.89 mas
gptkbp:properMotionRA	+49.44 mas/yr −46.93 mas/yr
gptkbp:radialVelocity	−10.90 km/s
gptkbp:rightAscension	15h 01m 56.8s
gptkbp:spectralType	G8IIIa
gptkbp:temperature	4,900 K
gptkbp:variableStar	no
gptkbp:bfsParent	gptkb:Boötes
gptkbp:bfsLayer	7
https://www.w3.org/2000/01/rdf-schema#label	Nekkar