Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
4.82
|
| gptkbp:B-V_colorIndex |
+0.13
|
| gptkbp:catalogue |
gptkb:Henry_Draper_Catalogue
|
| gptkbp:constellation |
gptkb:Draco
|
| gptkbp:declination |
+71° 20′ 17″
|
| gptkbp:diameter |
1.8
|
| gptkbp:distanceFromEarth |
96
29.5 |
| gptkbp:FlamsteedDesignation |
gptkb:21_Draconis
|
| gptkbp:HD_number |
gptkb:HD_172167
|
| https://www.w3.org/2000/01/rdf-schema#label |
21 Draconis
|
| gptkbp:luminosity |
13
|
| gptkbp:mass |
1.8
|
| gptkbp:parallax |
33.93
|
| gptkbp:properMotionRA |
-2.13
+98.13 |
| gptkbp:rightAscension |
18h 21m 18.9s
|
| gptkbp:rotationPeriod |
72
|
| gptkbp:SIMBAD_ID |
21+Dra
|
| gptkbp:spectralType |
A5V
|
| gptkbp:U-B_colorIndex |
+0.10
|
| gptkbp:bfsParent |
gptkb:Metuenda_Corolla_Draconis
|
| gptkbp:bfsLayer |
5
|