Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:asteroid
|
| gptkbp:albedo |
0.21
|
| gptkbp:aphelion |
2.991 AU
|
| gptkbp:apparentMagnitude |
12.1
|
| gptkbp:diameter |
11.5 km
|
| gptkbp:discoveredBy |
gptkb:Hendrik_van_Gent
|
| gptkbp:discoveredIn |
1935-09-28
|
| gptkbp:eccentricity |
0.196
|
| gptkbp:epoch |
JD 2457600.5
|
| gptkbp:hasObservationDeck |
gptkb:Johannesburg_Observatory
|
| gptkbp:inclination |
3.19 deg
|
| gptkbp:minorPlanetNumber |
gptkb:main-belt_asteroid
|
| gptkbp:mpcDesignation |
gptkb:1686_De_Sitter
|
| gptkbp:namedAfter |
gptkb:Willem_de_Sitter
|
| gptkbp:orbitType |
3.96 yr
|
| gptkbp:perihelion |
2.010 AU
|
| gptkbp:provisionalDesignation |
gptkb:1935_SO1
|
| gptkbp:rotationPeriod |
5.8 h
|
| gptkbp:semiMajorAxis |
2.501 AU
|
| gptkbp:bfsParent |
gptkb:Willem_de_Sitter
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
asteroid 1686 De Sitter
|