Statements (33)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
2.30
-3.4 |
| gptkbp:catalogue |
2MASS J14353041-4209282
CD-42 9191 GSC 08249-01913 HD 127972 HIP 71352 BD-42 3932 GC 19613 HR 5430 SAO 225082 |
| gptkbp:colorIndexB-V |
-0.22
-0.97 |
| gptkbp:constellation |
gptkb:Centaurus
|
| gptkbp:declination |
-42° 09′ 28″
|
| gptkbp:diameter |
6.5 solar radii
|
| gptkbp:discoveredBy |
N/A (known since antiquity)
|
| gptkbp:distanceFromEarth |
306 light years
|
| gptkbp:hasEmissionLines |
yes
|
| https://www.w3.org/2000/01/rdf-schema#label |
Eta Cen
|
| gptkbp:isBeStar |
yes
|
| gptkbp:luminosity |
8,700 times Sun
|
| gptkbp:mass |
12 solar masses
|
| gptkbp:otherName |
η Centauri
|
| gptkbp:parallax |
10.67 mas
|
| gptkbp:rightAscension |
14h 35m 30.4s
|
| gptkbp:rotationPeriod |
310 km/s
|
| gptkbp:spectralType |
B1.5Vne
|
| gptkbp:variableStar |
gptkb:Gamma_Cassiopeiae_variable
|
| gptkbp:visibleToNakedEye |
yes
|
| gptkbp:bfsParent |
gptkb:Scorpius–Centaurus_Association
|
| gptkbp:bfsLayer |
7
|