Lambda Sagittarii

URI: https://gptkb.org/entity/Lambda_Sagittarii
GPTKB entity
Statements (34)
Predicate Object
gptkbp:instanceOf gptkb:star
gptkb:astronomer
gptkbp:apparentMagnitude 2.82
gptkbp:BayerDesignation gptkb:λ_Sagittarii
gptkbp:catalogueNumber gptkb:HIP_89931
BD-25 5015
HD 168454
HR 6869
SAO 186858
gptkbp:colorIndexB-V +0.87
+1.02
gptkbp:constellation gptkb:Sagittarius
gptkbp:declination -25° 25′ 18″
gptkbp:diameter 11 solar radii
gptkbp:distanceFromEarth 77.3 light years
gptkbp:epoch gptkb:J2000
gptkbp:luminosity 52 times solar luminosity
gptkbp:mass 2.6 solar masses
gptkbp:metallicity [Fe/H] = -0.19
gptkbp:name gptkb:Kaus_Borealis
gptkbp:otherName gptkb:Kaus_Borealis
gptkbp:parallax 42.19 mas
gptkbp:partOf gptkb:Teapot_asterism
gptkbp:radialVelocity -43.5 km/s
gptkbp:rightAscension 18h 27m 58.2s
gptkbp:rotationPeriod 3.8 km/s
gptkbp:spectralType K0IV
gptkbp:surfaceGravity 2.7 (cgs)
gptkbp:temperature 4,770 K
gptkbp:variant no
gptkbp:visibleToNakedEye yes
gptkbp:bfsParent gptkb:Kaus_Borealis
gptkbp:bfsLayer 7
https://www.w3.org/2000/01/rdf-schema#label Lambda Sagittarii