United 720 aircraft jet_transport Aircraft/737/Models/boeing733.xml KSFO_ILS28L.xml United 721 aircraft jet_transport Aircraft/737/Models/boeing733.xml KSFO_depart_east_01R.xml United 722 aircraft jet_transport Aircraft/737/Models/boeing733.xml KSFO_depart_south_01L.xml ship Models/Geometry/sailboat.xml 37.63 -122.34 6.0 3.0 storm Models/Geometry/thunderstorm.xml 37.3917 -122.2817 25.0 4000.0 70.0