|
gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:alsoKnownAs
|
gptkb:Alpha_Andromedae
gptkb:Alpheratz
|
|
gptkbp:apparentMagnitude
|
2.06
-0.32
|
|
gptkbp:binarySystem
|
yes
|
|
gptkbp:brightestStar
|
gptkb:Andromeda_constellation
|
|
gptkbp:catalogueNumber
|
gptkb:ADS_94
gptkb:BD+28_39
gptkb:FK5_2
gptkb:HD_358
gptkb:HIP_677
gptkb:HR_15
gptkb:SAO_73765
gptkb:WDS_J00085+2905
gptkb:GC_86
|
|
gptkbp:component
|
gptkb:Andromeda_constellation
gptkb:Pegasus_constellation_(border)
|
|
gptkbp:constellation
|
gptkb:Andromeda
|
|
gptkbp:declination
|
+29° 05′ 25.6″
|
|
gptkbp:diameter
|
2.7 solar radii
|
|
gptkbp:discoveredBy
|
ancient astronomers
|
|
gptkbp:distanceFromEarth
|
97 light years
|
|
gptkbp:hasCompanion
|
stellar classification
|
|
gptkbp:hasExoplanet
|
no
|
|
gptkbp:hasViewOf
|
gptkb:Northern_Hemisphere
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Sirrah
|
|
gptkbp:IAUApprovedName
|
gptkb:Alpheratz
|
|
gptkbp:isChemicallyPeculiar
|
yes
|
|
gptkbp:isPartOfAsterism
|
gptkb:Great_Square_of_Pegasus
|
|
gptkbp:isReferenceStarFor
|
gptkb:Andromeda_constellation
gptkb:Pegasus_constellation
|
|
gptkbp:luminosity
|
200 times Sun
|
|
gptkbp:mass
|
3.6 solar masses
|
|
gptkbp:metallicity
|
+0.09
|
|
gptkbp:nameOrigin
|
Arabic (surrat al-faras, 'navel of the horse')
|
|
gptkbp:parallax
|
33.62 mas
|
|
gptkbp:partOf
|
gptkb:Great_Square_of_Pegasus
|
|
gptkbp:properMotionRA
|
declination: -162.95 mas/yr
right ascension: 135.68 mas/yr
|
|
gptkbp:rightAscension
|
00h 08m 23.26s
|
|
gptkbp:rotationPeriod
|
52 km/s
|
|
gptkbp:spectralType
|
B8IVpMnHg
|
|
gptkbp:temperature
|
13,000 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:bfsParent
|
gptkb:Alpha_Andromedae
gptkb:Alpheratz
|
|
gptkbp:bfsLayer
|
7
|