Statements (26)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
8.02
|
| gptkbp:catalogue |
gptkb:Gliese_Catalogue_of_Nearby_Stars
gptkb:Luyten_Half-Second_Catalogue gptkb:Hipparcos_Catalogue |
| gptkbp:colorIndexB-V |
1.36
|
| gptkbp:constellation |
gptkb:Aquila
|
| gptkbp:declination |
+06° 43′ 57″
|
| gptkbp:diameter |
0.67 solar radii
|
| gptkbp:distanceFromEarth |
25.1 light years
|
| https://www.w3.org/2000/01/rdf-schema#label |
GJ 721
|
| gptkbp:luminosity |
0.13 solar luminosities
|
| gptkbp:mass |
0.67 solar masses
|
| gptkbp:metallicity |
-0.13 [Fe/H]
|
| gptkbp:otherName |
gptkb:LHS_3494
gptkb:Gliese_721 HIP 91572 |
| gptkbp:parallax |
129.82 mas
|
| gptkbp:properMotionRA |
-233.13 mas/yr
-365.13 mas/yr |
| gptkbp:radialVelocity |
-36.6 km/s
|
| gptkbp:rightAscension |
18h 40m 52.4s
|
| gptkbp:spectralType |
gptkb:K7V
|
| gptkbp:bfsParent |
gptkb:牵牛星
gptkb:织女星 |
| gptkbp:bfsLayer |
6
|