gptkbp:instanceOf
|
gptkb:star
|
gptkbp:age
|
200 million years
|
gptkbp:alsoKnownAs
|
gptkb:Markab
|
gptkbp:apparentMagnitude
|
-0.08
2.48
|
gptkbp:BayerDesignation
|
gptkb:Alpha_Pegasi
|
gptkbp:catalogueNumber
|
gptkb:HD_218045
gptkb:HR_8781
gptkb:HIP_113963
|
gptkbp:colorIndexB-V
|
-0.27
-0.09
|
gptkbp:constellation
|
gptkb:Pegasus
|
gptkbp:declination
|
+15° 12′ 19″
|
gptkbp:diameter
|
4.72 solar radii
|
gptkbp:discoveredBy
|
ancient astronomers
|
gptkbp:distanceFromEarth
|
133 light years
|
gptkbp:eclipticLatitude
|
-0.2°
347.1°
|
gptkbp:FlamsteedDesignation
|
gptkb:54_Pegasi
|
gptkbp:hasCompanion
|
no
|
gptkbp:hasViewOf
|
gptkb:Northern_Hemisphere
|
https://www.w3.org/2000/01/rdf-schema#label
|
Alpha Pegasi
|
gptkbp:IAUApprovedName
|
gptkb:Markab
|
gptkbp:isNavigationalStar
|
yes
|
gptkbp:luminosity
|
200 solar luminosities
|
gptkbp:mass
|
3.5 solar masses
|
gptkbp:metallicity
|
-0.14
|
gptkbp:parallax
|
24.77 mas
|
gptkbp:partOf
|
gptkb:Great_Square_of_Pegasus
|
gptkbp:properMotionRA
|
+132.07 mas/yr
-11.28 mas/yr
|
gptkbp:radialVelocity
|
-1.0 km/s
|
gptkbp:rightAscension
|
23h 04m 45.6s
|
gptkbp:rotationPeriod
|
0 km/s
|
gptkbp:spectralType
|
B9III
|
gptkbp:temperature
|
9,800 K
|
gptkbp:variableStar
|
no
|
gptkbp:bfsParent
|
gptkb:Great_Square
|
gptkbp:bfsLayer
|
6
|