Statements (29)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
7.5
8.31 |
| gptkbp:catalogue |
gptkb:Gliese_Catalogue_of_Nearby_Stars
gptkb:Henry_Draper_Catalogue |
| gptkbp:declination |
+38° 44′ 57″
|
| gptkbp:diameter |
0.66 solar radii
|
| gptkbp:discoveredBy |
gptkb:James_Bradley
|
| gptkbp:discoveredIn |
1753
|
| gptkbp:distanceFromEarth |
11.5 light years
|
| gptkbp:hasCompanion |
gptkb:Gliese_820_A
|
| https://www.w3.org/2000/01/rdf-schema#label |
Gliese 820 B
|
| gptkbp:locatedIn |
constellation Draco
|
| gptkbp:luminosity |
0.085 solar luminosities
|
| gptkbp:mass |
0.46 solar masses
|
| gptkbp:metallicity |
-0.20 [Fe/H]
|
| gptkbp:otherName |
gptkb:61_Cygni_B
gptkb:HD_201091 gptkb:BD+38°4343B |
| gptkbp:parallax |
286.82 mas
|
| gptkbp:partOf |
gptkb:Gliese_820_system
|
| gptkbp:properMotionRA |
over 5 arcseconds/year
|
| gptkbp:rightAscension |
21h 06m 53.9s
|
| gptkbp:separationFromCompanion |
about 84 AU
|
| gptkbp:spectralType |
gptkb:K7V
|
| gptkbp:variableStar |
no
|
| gptkbp:bfsParent |
gptkb:Gliese_820
gptkb:Gliese_820_A |
| gptkbp:bfsLayer |
8
|