Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:asteroid
main-belt asteroid |
| gptkbp:apparentMagnitude |
9.7
|
| gptkbp:discoveredBy |
gptkb:George_Van_Biesbroeck
|
| gptkbp:discoveredIn |
1922-11-23
|
| gptkbp:discoverySite |
gptkb:Yerkes_Observatory
|
| gptkbp:eccentricity |
0.13
|
| https://www.w3.org/2000/01/rdf-schema#label |
asteroid 990 Yerkes
|
| gptkbp:inclination |
10.6 degrees
|
| gptkbp:mpcDesignation |
A922 WB
|
| gptkbp:mpcNumber |
990
|
| gptkbp:namedAfter |
gptkb:Yerkes_Observatory
|
| gptkbp:orbitType |
5.63 years
|
| gptkbp:rotationPeriod |
21.1 hours
|
| gptkbp:semiMajorAxis |
3.17 AU
|
| gptkbp:spectralType |
C-type asteroid
|
| gptkbp:bfsParent |
gptkb:Luigi_Carnera
|
| gptkbp:bfsLayer |
7
|