Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
5.537
−2.97 |
| gptkbp:colorIndexB-V |
−0.19
−0.97 |
| gptkbp:constellation |
gptkb:Perseus
|
| gptkbp:declination |
+40° 40′ 37″
|
| gptkbp:diameter |
5.6 solar radii
|
| gptkbp:distanceFromEarth |
1,100 light years
|
| https://www.w3.org/2000/01/rdf-schema#label |
40 Persei
|
| gptkbp:luminosity |
19,000 times Sun
|
| gptkbp:mass |
15 solar masses
|
| gptkbp:memberOf |
gptkb:Perseus_OB2_association
|
| gptkbp:metallicity |
−0.16
|
| gptkbp:otherDesignation |
BD+40 876
HD 23850 HIP 18081 HR 1174 |
| gptkbp:parallax |
2.97 mas
|
| gptkbp:properMotionRA |
+2.13 mas/yr
−2.13 mas/yr |
| gptkbp:rightAscension |
03h 25m 10.4s
|
| gptkbp:rotationPeriod |
10 km/s
|
| gptkbp:spectralType |
B0.5V
|
| gptkbp:temperature |
29,330 K
|
| gptkbp:variableStar |
no
|
| gptkbp:bfsParent |
gptkb:Perseus_OB2_Association
|
| gptkbp:bfsLayer |
8
|