Statements (33)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:age |
2.2 billion years
|
| gptkbp:apparentMagnitude |
2.86
-1.10 |
| gptkbp:component |
gptkb:Alpha_Tucanae_A
gptkb:Alpha_Tucanae_B |
| gptkbp:declination |
-60° 15′ 35″
|
| gptkbp:diameter |
37 solar radii
|
| gptkbp:discoveryMethod |
naked eye
|
| gptkbp:distanceFromEarth |
199 light years
|
| gptkbp:eccentricity |
0.39
|
| https://www.w3.org/2000/01/rdf-schema#label |
Alpha Tucanae
|
| gptkbp:isPrimaryStarOf |
gptkb:Tucana_constellation
|
| gptkbp:locatedIn |
constellation Tucana
|
| gptkbp:luminosity |
424 solar luminosities
|
| gptkbp:mass |
2.5 solar masses
|
| gptkbp:metallicity |
[Fe/H] = -0.04
|
| gptkbp:orbitType |
4197 days
|
| gptkbp:otherDesignation |
gptkb:CD-60_7996
gptkb:HD_211416 gptkb:HIP_110130 gptkb:HR_8498 gptkb:SAO_255713 |
| gptkbp:parallax |
16.37 mas
|
| gptkbp:properMotionRA |
-8.16 mas/yr
+53.13 mas/yr |
| gptkbp:radialVelocity |
+44.0 km/s
|
| gptkbp:rightAscension |
22h 18m 30.8s
|
| gptkbp:spectralType |
K3III
|
| gptkbp:temperature |
4300 K
|
| gptkbp:variant |
no
|
| gptkbp:bfsParent |
gptkb:Tucana
|
| gptkbp:bfsLayer |
6
|