Statements (30)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
red supergiant |
| gptkbp:age |
200 million years
|
| gptkbp:apparentMagnitude |
2.05
|
| gptkbp:BayerDesignation |
β And
|
| gptkbp:catalogueNumber |
gptkb:HD_6860
gptkb:HIP_5447 gptkb:HR_337 |
| gptkbp:constellation |
gptkb:Andromeda
|
| gptkbp:declination |
+35° 37′ 14″
|
| gptkbp:diameter |
100 solar radii
|
| gptkbp:discoveredBy |
ancient astronomers
|
| gptkbp:distanceFromEarth |
197 light years
|
| gptkbp:FlamsteedDesignation |
37 Andromedae
|
| gptkbp:hasViewOf |
gptkb:Northern_Hemisphere
|
| https://www.w3.org/2000/01/rdf-schema#label |
β Andromedae
|
| gptkbp:luminosity |
1,900 times solar luminosity
|
| gptkbp:mass |
2.5 solar masses
|
| gptkbp:metallicity |
-0.04 [Fe/H]
|
| gptkbp:notableFor |
used as a guide star for locating the Andromeda Galaxy
|
| gptkbp:otherName |
gptkb:Mirach
|
| gptkbp:parallax |
16.42 mas
|
| gptkbp:properMotionRA |
+180.23 mas/yr
-112.23 mas/yr |
| gptkbp:rightAscension |
01h 09m 43.9s
|
| gptkbp:spectralType |
M0III
|
| gptkbp:temperature |
3,842 K
|
| gptkbp:variableStar |
semi-regular
|
| gptkbp:bfsParent |
gptkb:Mirach
|
| gptkbp:bfsLayer |
7
|