Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
8.67
|
| gptkbp:declination |
+08° 09′ 53″
|
| gptkbp:discoveredBy |
gptkb:Friedrich_Wilhelm_Argelander_(Bonner_Durchmusterung)
|
| gptkbp:distanceFromEarth |
~1,600 light years
|
| https://www.w3.org/2000/01/rdf-schema#label |
BD+07 4842
|
| gptkbp:locatedIn |
constellation Vulpecula
|
| gptkbp:luminosity |
~1,000 L☉
|
| gptkbp:mass |
~4 M☉
|
| gptkbp:metallicity |
[Fe/H] ≈ -0.5
|
| gptkbp:otherDesignation |
gptkb:V439_Cygni
gptkb:HD_206936 gptkb:HR_8308 |
| gptkbp:parallax |
2.01 mas
|
| gptkbp:properMotionRA |
-2.13 mas/yr
-4.13 mas/yr |
| gptkbp:rightAscension |
21h 44m 51.6s
|
| gptkbp:spectralType |
G8II
|
| gptkbp:temperature |
~4,800 K
|
| gptkbp:variableType |
SRd (semiregular variable)
|
| gptkbp:bfsParent |
gptkb:S_Pegasi
|
| gptkbp:bfsLayer |
7
|