Taylor, Brian2014-07-292014-07-292014-07-29https://hdl.handle.net/11299/164269Thor flight 57 consisted of basic manual control of the aircraft, flying in a landing pattern configuration around the runway. This flight was used to collect data from the EKF 15 state filter. Upon review of the flight data, it was observed that the filter performed well, except for a few instances on the base leg where GPS signal was dropped briefly. Software modules used werebaseline_control, straight_level, EKF_15stateThorFlightAnokaACRCNavigationEKFManualOther