|
gptkbp:instanceOf
|
gptkb:star
astronomer
|
|
gptkbp:age
|
22 million years
|
|
gptkbp:apparentMagnitude
|
1.50
-4.8
|
|
gptkbp:arabicName
|
gptkb:Al_Adhara
|
|
gptkbp:catalogueNumber
|
gptkb:BD-29_1782
gptkb:HD_52089
gptkb:HIP_33579
gptkb:HR_2618
gptkb:SAO_172496
CD-29 3884
FK5 261
GC 8822
WDS J06587-2858
|
|
gptkbp:colorIndexB-V
|
-0.23
-0.95
|
|
gptkbp:companionApparentMagnitude
|
7.5
|
|
gptkbp:companionSpectralType
|
A0.5V
|
|
gptkbp:constellation
|
gptkb:Canis_Major
|
|
gptkbp:declination
|
-28° 58′ 19″
|
|
gptkbp:diameter
|
13.9 solar radii
|
|
gptkbp:discoveredBy
|
ancient astronomers
|
|
gptkbp:distanceFromEarth
|
430 light years
|
|
gptkbp:galacticLatitude
|
-11.3
238.2
|
|
gptkbp:hasCompanion
|
yes
stellar classification
Epsilon Canis Majoris B
|
|
gptkbp:hasViewOf
|
gptkb:Southern_Hemisphere
Northern Hemisphere (low latitudes)
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Epsilon Canis Majoris
|
|
gptkbp:IAUApprovedName
|
gptkb:Adhara
|
|
gptkbp:luminosity
|
38,700 times Sun
|
|
gptkbp:mass
|
10.5 solar masses
|
|
gptkbp:metallicity
|
-0.13 [Fe/H]
|
|
gptkbp:otherName
|
gptkb:Adhara
|
|
gptkbp:parallax
|
7.57 mas
|
|
gptkbp:properMotionRA
|
+2.06 mas/yr
-10.34 mas/yr
|
|
gptkbp:radialVelocity
|
+34.6 km/s
|
|
gptkbp:rankInBrightnessInCanisMajor
|
2
|
|
gptkbp:rankInBrightnessInNightSky
|
22
|
|
gptkbp:rightAscension
|
06h 58m 37.5s
|
|
gptkbp:separationFromCompanion
|
7.5 arcseconds
|
|
gptkbp:spectralType
|
B2 II
|
|
gptkbp:temperature
|
22,900 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:bfsParent
|
gptkb:Adhara
gptkb:Canis_Majoris
|
|
gptkbp:bfsLayer
|
7
|