|
gptkbp:instanceOf
|
gptkb:star
gptkb:white_dwarf
|
|
gptkbp:alsoKnownAs
|
gptkb:Proxima_Centauri
|
|
gptkbp:apparentMagnitude
|
11.13
|
|
gptkbp:constellation
|
gptkb:Centaurus
|
|
gptkbp:declination
|
−62° 40′ 46.141″
|
|
gptkbp:diameter
|
0.1542 solar radii
|
|
gptkbp:discoveredBy
|
gptkb:Robert_Innes
|
|
gptkbp:discoveredIn
|
1915
|
|
gptkbp:distanceFromEarth
|
4.24 light-years
|
|
gptkbp:hasExoplanet
|
gptkb:Proxima_Centauri_b
gptkb:Proxima_Centauri_c
gptkb:Proxima_Centauri_d
|
|
gptkbp:luminosity
|
0.0017 solar luminosities
|
|
gptkbp:mass
|
0.122 solar masses
|
|
gptkbp:metallicity
|
−0.01 [Fe/H]
|
|
gptkbp:nearestStarToSun
|
true
|
|
gptkbp:orbitalPeriodAroundAlphaCentauriAB
|
~547,000 years
|
|
gptkbp:parallax
|
768.0665 mas
|
|
gptkbp:partOf
|
gptkb:Alpha_Centauri_system
|
|
gptkbp:properMotionRA
|
+765.54 mas/yr
−3775.64 mas/yr
|
|
gptkbp:radialVelocity
|
−22.2 km/s
|
|
gptkbp:rightAscension
|
14h 29m 42.9487s
|
|
gptkbp:spectralType
|
M5.5Ve
|
|
gptkbp:temperature
|
3042 K
|
|
gptkbp:bfsParent
|
gptkb:Proxima_Centauri
|
|
gptkbp:bfsLayer
|
6
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Alpha Centauri C
|