Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:age |
10 million years
|
| gptkbp:apparentMagnitude |
9.64
|
| gptkbp:catalogue |
gptkb:Bonner_Durchmusterung
|
| gptkbp:constellation |
gptkb:Cepheus
|
| gptkbp:diameter |
4.5 solar radii
|
| gptkbp:distanceFromEarth |
2,400 light years
|
| gptkbp:epoch |
gptkb:J2000
|
| https://www.w3.org/2000/01/rdf-schema#label |
BD+60 2631
|
| gptkbp:luminosity |
2,000 solar luminosities
|
| gptkbp:mass |
8 solar masses
|
| gptkbp:metallicity |
-0.1 [Fe/H]
|
| gptkbp:otherDesignation |
2MASS J22542636+6135443
GSC 04254-00841 TYC 4254-841-1 |
| gptkbp:parallax |
0.04 mas
1.36 mas |
| gptkbp:properMotionRA |
-2.1 mas/yr
-2.2 mas/yr |
| gptkbp:radialVelocity |
-16.5 km/s
|
| gptkbp:spectralType |
B2.5V
|
| gptkbp:temperature |
20,000 K
|
| gptkbp:variant |
no
|
| gptkbp:bfsParent |
gptkb:Gliese_18
|
| gptkbp:bfsLayer |
7
|