Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:alsoKnownAs |
gptkb:61_Cygni_A
|
| gptkbp:apparentMagnitude |
5.21
|
| gptkbp:catalogueNumber |
gptkb:HD_201091
gptkb:HIP_104214 |
| gptkbp:constellation |
gptkb:Cygnus
|
| gptkbp:declination |
+38° 44′ 57.9″
|
| gptkbp:diameter |
0.665 solar radii
|
| gptkbp:discoveredBy |
gptkb:James_Bradley
|
| gptkbp:distanceFromEarth |
11.4 light years
|
| gptkbp:hasCompanion |
gptkb:61_Cygni_B
|
| https://www.w3.org/2000/01/rdf-schema#label |
Bessel D
|
| gptkbp:mass |
0.70 solar masses
|
| gptkbp:metallicity |
-0.20 [Fe/H]
|
| gptkbp:notableFor |
first star to have its parallax measured
|
| gptkbp:parallax |
286.82 mas
|
| gptkbp:partOf |
gptkb:61_Cygni_system
|
| gptkbp:properMotionRA |
over 5 arcseconds/year
|
| gptkbp:rightAscension |
21h 06m 53.94s
|
| gptkbp:spectralType |
K5V
|
| gptkbp:temperature |
4450 K
|
| gptkbp:bfsParent |
gptkb:Bessel_crater
|
| gptkbp:bfsLayer |
6
|