Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:alsoKnownAs |
gptkb:61_Cygni
|
| gptkbp:apparentMagnitude |
5.20
|
| gptkbp:catalogueNumber |
gptkb:HD_201091
gptkb:HD_201092 |
| gptkbp:component |
gptkb:61_Cygni_A
gptkb:61_Cygni_B |
| gptkbp:constellation |
gptkb:Cygnus
|
| gptkbp:declination |
+38° 44′ 57″
|
| gptkbp:discoveredBy |
gptkb:Friedrich_Bessel
|
| gptkbp:distanceFromEarth |
11.4 light years
|
| gptkbp:epoch |
gptkb:J2000
|
| gptkbp:metallicity |
[Fe/H] = -0.20
|
| gptkbp:notableFor |
first star (other than the Sun) to have its distance measured by parallax
|
| gptkbp:parallax |
286.82 mas
|
| gptkbp:properMotionRA |
5.28 arcsec/year
|
| gptkbp:radialVelocity |
-65.9 km/s
|
| gptkbp:rightAscension |
21h 06m 53.9s
|
| gptkbp:spectralType |
K5V + K7V
|
| gptkbp:variableType |
gptkb:BY_Draconis_variable
|
| gptkbp:bfsParent |
gptkb:Friedrich_Bessel
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
Bessel's star
|