Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
1.58
|
| gptkbp:component |
gptkb:Castor_A
gptkb:Castor_B gptkb:Castor_C |
| gptkbp:containsPlanet |
yes
|
| gptkbp:declination |
+31° 53′ 18″
|
| gptkbp:discoveredBy |
gptkb:James_Pound
|
| gptkbp:discoveredIn |
1718
|
| gptkbp:distanceFromEarth |
approximately 51 light-years
|
| gptkbp:hasVariableStarComponent |
yes
|
| https://www.w3.org/2000/01/rdf-schema#label |
Castor triple star system
|
| gptkbp:locatedIn |
gptkb:Gemini_constellation
|
| gptkbp:orbitType |
approximately 467 years (A-B pair)
|
| gptkbp:otherName |
gptkb:Alpha_Geminorum
|
| gptkbp:parallax |
66.90 mas
|
| gptkbp:rightAscension |
07h 34m 36.0s
|
| gptkbp:spectralType |
A1V (Castor A)
A2Vm (Castor B) M5V (Castor C) |
| gptkbp:visibleToNakedEye |
yes
|
| gptkbp:bfsParent |
gptkb:Castor_C
|
| gptkbp:bfsLayer |
7
|