|
gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:age
|
5-6 billion years
|
|
gptkbp:alsoKnownAs
|
gptkb:Alpha_Centauri_A
|
|
gptkbp:apparentMagnitude
|
-0.01
|
|
gptkbp:catalogueNumber
|
gptkb:HR_5459
gptkb:2MASS_J14393664-6050029
gptkb:CD−60°5483
gptkb:Gliese_559_A
gptkb:HD_128620
gptkb:HIP_71683
gptkb:LHS_50
gptkb:SAO_252838
|
|
gptkbp:constellation
|
gptkb:Centaurus
|
|
gptkbp:declination
|
-60° 50′ 02.3737″
|
|
gptkbp:diameter
|
1.223 solar radii
|
|
gptkbp:distanceFromEarth
|
4.37 light-years
|
|
gptkbp:hasCompanion
|
HD 128621 (Alpha Centauri B)
Proxima Centauri (Alpha Centauri C)
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
HD 128620 (A)
|
|
gptkbp:luminosity
|
1.519 solar luminosities
|
|
gptkbp:mass
|
1.1 solar masses
|
|
gptkbp:metallicity
|
[Fe/H] = +0.22
|
|
gptkbp:nearestStarSystemToSun
|
yes
|
|
gptkbp:parallax
|
747.17 mas
|
|
gptkbp:partOf
|
gptkb:Alpha_Centauri_system
|
|
gptkbp:properMotionRA
|
-3678.19 mas/yr (RA), 481.84 mas/yr (Dec)
|
|
gptkbp:rightAscension
|
14h 39m 36.49400s
|
|
gptkbp:solarAnalog
|
yes
|
|
gptkbp:spectralType
|
G2V
|
|
gptkbp:temperature
|
5790 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:bfsParent
|
gptkb:Alpha_Centauri
gptkb:Alpha_Centauri_triple_star_system
|
|
gptkbp:bfsLayer
|
6
|