|
gptkbp:instanceOf
|
gptkb:star
binary star system
|
|
gptkbp:apparentMagnitude
|
2.06
|
|
gptkbp:BayerDesignation
|
gptkb:Alpha_Andromedae
|
|
gptkbp:catalogueNumber
|
gptkb:BD+28_39
gptkb:HD_358
gptkb:HIP_677
gptkb:HR_15
gptkb:SAO_73765
|
|
gptkbp:component
|
gptkb:α_Andromedae_A
gptkb:α_Andromedae_B
|
|
gptkbp:constellation
|
gptkb:Andromeda
|
|
gptkbp:declination
|
+29° 05′ 26″
|
|
gptkbp:diameter
|
2.7
|
|
gptkbp:discoveredBy
|
unknown (known since antiquity)
|
|
gptkbp:distanceFromEarth
|
97
|
|
gptkbp:FlamsteedDesignation
|
gptkb:21_Andromedae
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
α Andromedae
|
|
gptkbp:luminosity
|
200
|
|
gptkbp:mass
|
3.6
|
|
gptkbp:metallicity
|
0.0
|
|
gptkbp:notableFor
|
brightest star in Andromeda
forms part of the Great Square of Pegasus
|
|
gptkbp:otherName
|
gptkb:Sirrah
gptkb:Alpheratz
|
|
gptkbp:parallax
|
33.62
|
|
gptkbp:partOf
|
gptkb:Great_Square_of_Pegasus
|
|
gptkbp:rightAscension
|
00h 08m 23.3s
|
|
gptkbp:rotationalVelocity_kms
|
52
|
|
gptkbp:spectralType
|
B8IVpMnHg
|
|
gptkbp:temperature
|
13800
|
|
gptkbp:variableStar
|
none
|
|
gptkbp:bfsParent
|
gptkb:Alpha_Andromedae
|
|
gptkbp:bfsLayer
|
7
|