Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
2.06
|
| gptkbp:component |
gptkb:Alpha_Andromedae_binary_system
|
| gptkbp:declination |
+29° 05′ 25.6″
|
| gptkbp:diameter |
2.7 solar radii
|
| gptkbp:discoveredBy |
gptkb:John_Flamsteed
|
| gptkbp:distanceFromEarth |
97 light years
|
| gptkbp:hasCompanion |
gptkb:α_Andromedae_B
|
| gptkbp:locatedIn |
gptkb:Andromeda_constellation
|
| gptkbp:luminosity |
136 solar luminosities
|
| gptkbp:mass |
3.6 solar masses
|
| gptkbp:metallicity |
high
|
| gptkbp:name |
gptkb:Alpheratz
|
| gptkbp:otherDesignation |
gptkb:HD_358
gptkb:HIP_677 gptkb:HR_15 gptkb:SAO_73765 |
| gptkbp:parallax |
33.62 mas
|
| gptkbp:partOf |
gptkb:Alpha_Andromedae
|
| gptkbp:radialVelocity |
-12.3 km/s
|
| gptkbp:rightAscension |
00h 08m 23.26s
|
| gptkbp:rotationPeriod |
52 km/s
|
| gptkbp:spectralType |
B8IVpMnHg
|
| gptkbp:temperature |
13,800 K
|
| gptkbp:variableStar |
gptkb:Alpha2_Canum_Venaticorum_variable
|
| gptkbp:bfsParent |
gptkb:α_Andromedae
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
α Andromedae A
|