Statements (32)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
4.83
|
| gptkbp:component |
Zeta2 Coronae Borealis
Zeta1 Coronae Borealis |
| gptkbp:constellation |
gptkb:Corona_Borealis
|
| gptkbp:declination |
+36° 48′ 09″
|
| gptkbp:distanceFromEarth |
270 light years
|
| gptkbp:doubleStar |
yes
|
| https://www.w3.org/2000/01/rdf-schema#label |
Zeta Coronae Borealis
|
| gptkbp:locatedIn |
gptkb:Corona_Borealis
|
| gptkbp:luminosity |
about 70 times Sun (Zeta1)
about 74 times Sun (Zeta2) |
| gptkbp:mass |
about 2.8 solar masses (Zeta1)
about 2.9 solar masses (Zeta2) |
| gptkbp:otherDesignation |
gptkb:HR_5984
HR 5985 HD 144206 HD 144207 ζ CrB |
| gptkbp:parallax |
0.38 mas
12.09 mas |
| gptkbp:properMotionRA |
-13.13 mas/yr
-18.13 mas/yr |
| gptkbp:rightAscension |
16h 37m 09.5s
|
| gptkbp:separates |
6 arcseconds
|
| gptkbp:spectralType |
B9V
|
| gptkbp:temperature |
10,200 K (Zeta1)
10,300 K (Zeta2) |
| gptkbp:variableStar |
no
|
| gptkbp:bfsParent |
gptkb:Coronae_Borealis
gptkb:Corona_Borealis_constellation |
| gptkbp:bfsLayer |
8
|