Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:alsoKnownAs |
gptkb:HR_8115
gptkb:HIP_104659 |
| gptkbp:apparentMagnitude |
5.28
|
| gptkbp:catalogue |
gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue gptkb:Bright_Star_Catalogue |
| gptkbp:constellation |
gptkb:Equuleus
|
| gptkbp:declination |
+05° 34′ 35″
|
| gptkbp:diameter |
about 8.5 solar radii
|
| gptkbp:distanceFromEarth |
approximately 140 light years
|
| https://www.w3.org/2000/01/rdf-schema#label |
HD 202109
|
| gptkbp:luminosity |
about 40 times Sun
|
| gptkbp:mass |
about 2.2 solar masses
|
| gptkbp:metallicity |
[Fe/H] = +0.10
|
| gptkbp:parallax |
23.32 mas
|
| gptkbp:radialVelocity |
-19.6 km/s
|
| gptkbp:rightAscension |
21h 12m 56.6s
|
| gptkbp:spectralType |
G8III
|
| gptkbp:surfaceGravity |
log(g) = 2.8
|
| gptkbp:temperature |
5100 K
|
| gptkbp:variableStar |
no
|
| gptkbp:bfsParent |
gptkb:Barium_star
|
| gptkbp:bfsLayer |
6
|