Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
variable star
eclipsing binary star |
| gptkbp:apparentMagnitude |
9.1
|
| gptkbp:component |
YY Geminorum A
YY Geminorum B |
| gptkbp:constellation |
gptkb:Gemini
|
| gptkbp:declination |
+31° 52′ 09″
|
| gptkbp:diameter |
0.62 solar radii (each component)
|
| gptkbp:discoveredBy |
W. A. Hiltner
|
| gptkbp:discoveredIn |
1949
|
| gptkbp:distanceFromEarth |
56 light-years
|
| https://www.w3.org/2000/01/rdf-schema#label |
YY Geminorum
|
| gptkbp:luminosity |
0.074 solar luminosities (each component)
|
| gptkbp:mass |
0.6 solar masses (each component)
|
| gptkbp:metallicity |
[Fe/H] ≈ 0.0
|
| gptkbp:orbitType |
0.814 days
|
| gptkbp:otherDesignation |
gptkb:Castor_C
gptkb:Gliese_278_C HD 60179 C |
| gptkbp:parallax |
57.22 mas
|
| gptkbp:partOf |
gptkb:Castor_system
|
| gptkbp:rightAscension |
07h 34m 37.4s
|
| gptkbp:spectralType |
M1Ve
|
| gptkbp:temperature |
3820 K (each component)
|
| gptkbp:variableStar |
YY Gem
|
| gptkbp:variableType |
Algol-type
|
| gptkbp:bfsParent |
gptkb:Castor_C
|
| gptkbp:bfsLayer |
7
|