Statements (29)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
gptkb:Mira_variable |
| gptkbp:apparentMagnitude |
7.3–14.3
|
| gptkbp:constellation |
gptkb:Aquila
|
| gptkbp:declination |
-07° 02′ 50″
|
| gptkbp:diameter |
~400 solar radii
|
| gptkbp:discoveredBy |
gptkb:Williamina_Fleming
|
| gptkbp:discoveredIn |
1903
|
| gptkbp:distanceFromEarth |
~1,200 light-years
|
| gptkbp:evolutionaryStage |
asymptotic giant branch
|
| gptkbp:hasCompanion |
yes
stellar classification |
| https://www.w3.org/2000/01/rdf-schema#label |
W Aquilae
|
| gptkbp:luminosity |
gptkb:giant
~7,500 times Sun |
| gptkbp:mass |
~1.5 solar masses
|
| gptkbp:notableFor |
circumstellar dust envelope
rich in s-process elements |
| gptkbp:otherDesignation |
gptkb:BD-07_4849
gptkb:HD_177940 gptkb:HIP_94023 gptkb:SAO_143192 |
| gptkbp:period |
490 days
|
| gptkbp:rightAscension |
19h 15m 23.4s
|
| gptkbp:spectralType |
S6,6e
|
| gptkbp:temperature |
~2,000 K
|
| gptkbp:variableType |
gptkb:Mira
|
| gptkbp:bfsParent |
gptkb:S-type_star
|
| gptkbp:bfsLayer |
6
|