|
gptkbp:instanceOf
|
gptkb:star
white dwarf
|
|
gptkbp:age
|
4.85 billion years
|
|
gptkbp:apparentMagnitude
|
11.13
15.60
|
|
gptkbp:catalogue
|
gptkb:Gliese_Catalogue
gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue
|
|
gptkbp:constellation
|
gptkb:Centaurus
|
|
gptkbp:containsPlanet
|
gptkb:Proxima_Centauri_b
gptkb:Proxima_Centauri_c
gptkb:Proxima_Centauri_d
|
|
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
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Proxima Centauri
|
|
gptkbp:locatedIn
|
gptkb:Alpha_Centauri_system
|
|
gptkbp:luminosity
|
0.0017 solar luminosities
|
|
gptkbp:mass
|
0.122 solar masses
|
|
gptkbp:metallicity
|
−0.01
|
|
gptkbp:nearestStarToSun
|
true
|
|
gptkbp:otherName
|
gptkb:Alpha_Centauri_C
gptkb:GJ_551
gptkb:HIP_70890
gptkb:LHS_49
gptkb:V645_Centauri
|
|
gptkbp:parallax
|
768.0669 mas
|
|
gptkbp:partOf
|
gptkb:Alpha_Centauri_triple_star_system
|
|
gptkbp:properMotionRA
|
+765.54 mas/yr
−3775.64 mas/yr
|
|
gptkbp:radialVelocity
|
−22.2 km/s
|
|
gptkbp:rightAscension
|
14h 29m 42.9487s
|
|
gptkbp:rotationPeriod
|
83.5 days
|
|
gptkbp:spectralType
|
M5.5Ve
|
|
gptkbp:temperature
|
3042 K
|
|
gptkbp:variableType
|
gptkb:star
|
|
gptkbp:bfsParent
|
gptkb:The_Sun
|
|
gptkbp:bfsLayer
|
4
|