EntityQ620709· pop 10· linked from 26 articlesapparent placeSign in to saveposition of an object in space as seen by an observer, which may differ from actual position due to geometric and physical effectsConnectionsrotationEntityEarthConceptSunConceptastronomyEntityInternetEntitySolar SystemEntitystarEntityplanetEntityyearEntityUTCEntityvelocityEntityHeidelbergEntityatmosphere of EarthEntitycoordinate systemEntityparallaxEntityastrometryEntityphysical objectEntityepochEntitysolar timeEntityinertial frame of referenceEntityCategoriesAstrometryGeodesy