|
gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:alsoKnownAs
|
gptkb:HD_98230
gptkb:Xi_Ursae_Majoris
|
|
gptkbp:apparentMagnitude
|
3.79
|
|
gptkbp:catalogue
|
gptkb:ADS_(Aitken_Double_Star)_Catalogue
gptkb:Henry_Draper_Catalogue
gptkb:Bright_Star_Catalogue
|
|
gptkbp:component
|
gptkb:Xi_Ursae_Majoris_C
gptkb:Xi_Ursae_Majoris_D
gptkb:Xi_Ursae_Majoris_A
gptkb:Xi_Ursae_Majoris_B
|
|
gptkbp:constellation
|
gptkb:Ursa_Major
|
|
gptkbp:declination
|
+31° 31′ 45″
|
|
gptkbp:discoveredBy
|
gptkb:William_Herschel
|
|
gptkbp:discoveredIn
|
1780
|
|
gptkbp:distanceFromEarth
|
27.3 light years
|
|
gptkbp:epoch
|
gptkb:J2000
|
|
gptkbp:luminosity
|
2.6 solar luminosities
|
|
gptkbp:massOfPrimary
|
1.01 solar masses
|
|
gptkbp:massOfSecondary
|
0.96 solar masses
|
|
gptkbp:metallicity
|
-0.36 [Fe/H]
|
|
gptkbp:notableFor
|
first visual binary star discovered
|
|
gptkbp:orbitType
|
59.84 years (A-B pair)
|
|
gptkbp:parallax
|
119.21 mas
|
|
gptkbp:platform
|
quadruple star system
|
|
gptkbp:properMotionRA
|
-456.10 mas/yr
-595.44 mas/yr
|
|
gptkbp:radialVelocity
|
-9.2 km/s
|
|
gptkbp:rightAscension
|
11h 18m 10.8s
|
|
gptkbp:separates
|
2.5 arcseconds (A-B pair)
|
|
gptkbp:SIMBAD
|
gptkb:HD+98230
|
|
gptkbp:spectralType
|
F8.5V
G0V
|
|
gptkbp:temperature
|
6000 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:visibleToNakedEye
|
yes
|
|
gptkbp:bfsParent
|
gptkb:Procyon
|
|
gptkbp:bfsLayer
|
7
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
ADS 6251
|