Statements (34)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
white dwarf |
| gptkbp:age |
11.5 billion years
|
| gptkbp:apparentMagnitude |
10.87
8.85 |
| gptkbp:catalogue |
gptkb:2MASS_J05024924-1614201
gptkb:CD-44_11909 gptkb:GJ_191 gptkb:HD_33793 gptkb:HIP_24186 gptkb:LHS_29 gptkb:LTT_178 gptkb:NLTT_15620 |
| gptkbp:constellation |
gptkb:Pictor
|
| gptkbp:diameter |
0.291 solar radii
|
| gptkbp:discoveredBy |
gptkb:Jacobus_Kapteyn
|
| gptkbp:discoveredIn |
1897
|
| gptkbp:distanceFromEarth |
12.83 light-years
|
| gptkbp:hasPlanetCandidate |
gptkb:Kapteyn_b
gptkb:Kapteyn_c |
| https://www.w3.org/2000/01/rdf-schema#label |
Kapteyn's Star
|
| gptkbp:luminosity |
0.011 solar luminosities
|
| gptkbp:mass |
0.281 solar masses
|
| gptkbp:metallicity |
-0.86 [Fe/H]
|
| gptkbp:notableFor |
high proper motion
oldest nearby star possible planetary system |
| gptkbp:parallax |
254.2 mas
|
| gptkbp:properMotionRA |
8.67 arcsec/year
|
| gptkbp:radialVelocity |
+245 km/s
|
| gptkbp:spectralType |
sdM1
|
| gptkbp:stellarPopulation |
halo star
|
| gptkbp:bfsParent |
gptkb:Jacobus_Kapteyn
|
| gptkbp:bfsLayer |
6
|