Statements (33)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:age |
about 2.5 billion years
|
| gptkbp:apparentMagnitude |
9.37
|
| gptkbp:binarySystem |
yes
|
| gptkbp:catalogue |
gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue gptkb:Bright_Star_Catalogue |
| gptkbp:constellation |
gptkb:cancer
|
| gptkbp:declination |
+20° 26′ 28″
|
| gptkbp:diameter |
1.2 solar radii
|
| gptkbp:distanceFromEarth |
about 300 light years
|
| gptkbp:hasCompanion |
BD+20 2288
|
| gptkbp:luminosity |
1.5 solar luminosities
|
| gptkbp:mass |
1.1 solar masses
|
| gptkbp:metallicity |
[Fe/H] = -0.01
|
| gptkbp:otherDesignation |
HD 72945
HIP 42172 SAO 80399 HR 3391 LTT 12313 |
| gptkbp:parallax |
10.89 mas
|
| gptkbp:properMotionRA |
-110.13 mas/yr
-49.13 mas/yr |
| gptkbp:radialVelocity |
-1.6 km/s
|
| gptkbp:rightAscension |
08h 36m 51.5s
|
| gptkbp:rotationPeriod |
6.5 km/s
|
| gptkbp:separationFromCompanion |
about 5 arcseconds
|
| gptkbp:spectralType |
G0V
|
| gptkbp:surfaceGravity |
4.35 (cgs)
|
| gptkbp:temperature |
6000 K
|
| gptkbp:bfsParent |
gptkb:HIP_40348
|
| gptkbp:bfsLayer |
8
|
| http://www.w3.org/2000/01/rdf-schema#label |
BD+20 2287
|