Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
red supergiant |
| gptkbp:apparentMagnitude |
4.38
|
| gptkbp:BayerDesignation |
gptkb:β_Sagittae
|
| gptkbp:colorIndexB-V |
+0.98
+0.77 |
| gptkbp:constellation |
gptkb:Sagitta
|
| gptkbp:declination |
+17° 24′ 43″
|
| gptkbp:diameter |
21 solar radii
|
| gptkbp:distanceFromEarth |
420 light years
|
| https://www.w3.org/2000/01/rdf-schema#label |
Beta Sagittae
|
| gptkbp:luminosity |
340 times solar luminosity
|
| gptkbp:mass |
3.5 solar masses
|
| gptkbp:metallicity |
[Fe/H] = -0.10
|
| gptkbp:otherDesignation |
gptkb:BD+17_3937
gptkb:HD_188056 gptkb:HIP_97783 gptkb:HR_7576 |
| gptkbp:parallax |
7.75 mas
|
| gptkbp:properMotionRA |
-2.13 mas/yr
-7.13 mas/yr |
| gptkbp:rightAscension |
19h 21m 40.6s
|
| gptkbp:spectralType |
G8III
|
| gptkbp:temperature |
4,900 K
|
| gptkbp:variableStar |
no
|
| gptkbp:visibleToNakedEye |
yes
|
| gptkbp:bfsParent |
gptkb:Sagitta
|
| gptkbp:bfsLayer |
7
|