Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:alsoKnownAs |
gptkb:HD_203664
gptkb:HIP_105912 |
| gptkbp:apparentMagnitude |
6.20
|
| gptkbp:catalogue |
gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue gptkb:Bright_Star_Catalogue |
| gptkbp:constellation |
gptkb:Equuleus
|
| gptkbp:declination |
+05° 16′ 46″
|
| gptkbp:diameter |
2.2 solar radii
|
| gptkbp:distanceFromEarth |
about 400 light years
|
| https://www.w3.org/2000/01/rdf-schema#label |
HR 8220
|
| gptkbp:luminosity |
about 60 times solar luminosity
|
| gptkbp:mass |
2.8 solar masses
|
| gptkbp:parallax |
8.13 mas
|
| gptkbp:radialVelocity |
-6 km/s
|
| gptkbp:rightAscension |
21h 26m 26.6s
|
| gptkbp:spectralType |
B9.5V
|
| gptkbp:temperature |
10,500 K
|
| gptkbp:variableStar |
gptkb:Beta_Cephei_variable
|
| gptkbp:bfsParent |
gptkb:Beta_Cephei
|
| gptkbp:bfsLayer |
7
|