Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:age |
500 million years
|
| gptkbp:apparentMagnitude |
3.71
|
| gptkbp:BayerDesignation |
ε Serpentis
|
| gptkbp:catalogueNumber |
gptkb:HD_148605
HIP 80644 HR 6148 |
| gptkbp:constellation |
gptkb:Serpens
|
| gptkbp:declination |
+18° 00′ 49″
|
| gptkbp:diameter |
2.2 solar radii
|
| gptkbp:distanceFromEarth |
70 light years
|
| gptkbp:luminosity |
25 times solar luminosity
|
| gptkbp:mass |
2.1 solar masses
|
| gptkbp:metallicity |
−0.01 [Fe/H]
|
| gptkbp:name |
Yed Posterior
|
| gptkbp:parallax |
46.34 mas
|
| gptkbp:rightAscension |
15h 50m 29.5s
|
| gptkbp:rotationPeriod |
87 km/s
|
| gptkbp:spectralType |
A2V
|
| gptkbp:temperature |
9000 K
|
| gptkbp:variableStar |
no
|
| gptkbp:bfsParent |
gptkb:Serpens_Caput
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Epsilon Serpentis
|