Statements (26)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:age |
~10 million years
|
| gptkbp:apparentMagnitude |
1.25
|
| gptkbp:BayerDesignation |
gptkb:Alpha_Cygni
|
| gptkbp:catalogue |
gptkb:Henry_Draper_Catalogue
|
| gptkbp:constellation |
gptkb:Cygnus
|
| gptkbp:declination |
+45° 16′ 49″
|
| gptkbp:diameter |
~203 solar radii
|
| gptkbp:distanceFromEarth |
~2,600 light years
|
| gptkbp:evolutionaryStage |
supergiant
|
| gptkbp:famousFor |
one of the brightest stars in the night sky
|
| https://www.w3.org/2000/01/rdf-schema#label |
HD 197345
|
| gptkbp:luminosity |
~196,000 times Sun
|
| gptkbp:mass |
~19 solar masses
|
| gptkbp:metallicity |
-0.2 [Fe/H]
|
| gptkbp:otherName |
gptkb:Deneb
|
| gptkbp:parallax |
1.01 mas
|
| gptkbp:partOf |
gptkb:Summer_Triangle
|
| gptkbp:properMotionRA |
1.01 mas/yr
1.04 mas/yr |
| gptkbp:rightAscension |
20h 41m 25.9s
|
| gptkbp:spectralType |
A2Ia
|
| gptkbp:temperature |
8,525 K
|
| gptkbp:variableStar |
gptkb:Alpha_Cygni_variable
|
| gptkbp:bfsParent |
gptkb:Deneb
|
| gptkbp:bfsLayer |
6
|