|
gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:apparentMagnitude
|
2.95
-3.04
|
|
gptkbp:BayerDesignation
|
gptkb:Alpha_Aquarii
|
|
gptkbp:catalogueNumber
|
gptkb:ADS_15622
gptkb:CCDM_J22058-0019A
gptkb:FK5_841
gptkb:GC_30838
gptkb:HD_209750
gptkb:HIP_109074
gptkb:HR_8728
gptkb:WDS_J22058-0019A
gptkb:SAO_146857
BD-00 4386
|
|
gptkbp:colorIndexB-V
|
+0.98
+0.72
|
|
gptkbp:constellation
|
Aquarius
|
|
gptkbp:declination
|
-00° 19′ 11″
|
|
gptkbp:diameter
|
about 53 solar radii
|
|
gptkbp:discoveredBy
|
known since antiquity
|
|
gptkbp:distanceFromEarth
|
approximately 520 light-years
|
|
gptkbp:evolutionaryStage
|
supergiant
|
|
gptkbp:FlamsteedDesignation
|
gptkb:111_Aquarii
|
|
gptkbp:hasViewOf
|
most of Earth
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Sadalmelik
|
|
gptkbp:luminosity
|
about 2,100 times the Sun
|
|
gptkbp:mass
|
about 5.1 solar masses
|
|
gptkbp:metallicity
|
[Fe/H] = -0.03
|
|
gptkbp:nameOrigin
|
Arabic (meaning 'Luck of the king')
|
|
gptkbp:otherName
|
gptkb:Alpha_Aquarii
|
|
gptkbp:parallax
|
0.17 mas
6.27 mas
|
|
gptkbp:properMotionRA
|
+16.23 mas/yr
-9.16 mas/yr
|
|
gptkbp:radialVelocity
|
-6.2 km/s
|
|
gptkbp:rightAscension
|
22h 05m 47.0s
|
|
gptkbp:rotationPeriod
|
8.0 km/s
|
|
gptkbp:spectralType
|
G2Ib
|
|
gptkbp:temperature
|
5,320 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:bfsParent
|
gptkb:Alpha_Aquarii
gptkb:Bright_Star_Catalogue
gptkb:The_Water-Pourer_(Aquarius)
|
|
gptkbp:bfsLayer
|
7
|