EntityQ16333724· pop 13· linked from 4,025 articlesobservation arcSign in to savetime between earliest and latest observations of a Solar System body like an asteroid or cometConnectionsasteroidEntitySolar SystemEntityUranusEntityYouTubeConceptcometEntitydwarf planetEntityastronomical unitEntityasteroid beltEntityOort cloudEntitytrans-Neptunian objectEntityMinor Planet CenterOrganizationimpact eventEntityComet Swift–TuttleEntityobservational astronomyEntityinterstellar objectEntitytimestampEntityMars-crossing asteroidEntityC/2013 A1Entity2018 AG37Entityhyperbolic trajectoryEntityCategoriesAsteroidsObservational astronomyOrbits