Statements (29)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
binary star system |
| gptkbp:apparentMagnitude |
4.08
|
| gptkbp:catalogueNumber |
BD+23 88
HD 4502 HIP 3821 HR 218 SAO 74298 |
| gptkbp:component |
Zeta Andromedae A
Zeta Andromedae B |
| gptkbp:declination |
+24° 16′ 17″
|
| gptkbp:diameter |
15 solar radii (primary)
|
| gptkbp:discoveredBy |
gptkb:John_Flamsteed
|
| gptkbp:distanceFromEarth |
181 light years
|
| gptkbp:hasCompanion |
Zeta Andromedae B
|
| https://www.w3.org/2000/01/rdf-schema#label |
Zeta Andromedae
|
| gptkbp:locatedIn |
gptkb:Andromeda_constellation
|
| gptkbp:luminosity |
85 times solar (primary)
|
| gptkbp:mass |
2.6 solar masses (primary)
|
| gptkbp:metallicity |
[Fe/H] = -0.25
|
| gptkbp:name |
Nembus
|
| gptkbp:orbitType |
17.77 days
|
| gptkbp:rightAscension |
23h 33m 01.6s
|
| gptkbp:spectralType |
K1III
|
| gptkbp:temperature |
4,700 K (primary)
|
| gptkbp:variableType |
variable star
|
| gptkbp:visibleToNakedEye |
true
|
| gptkbp:bfsParent |
gptkb:Andromeda_constellation
|
| gptkbp:bfsLayer |
6
|