The following exert is an eye witness statement. Please read into it what you will. This has been reported to mufon who I am sure are investigating:
eastward in the constellation of cygnus the swan, bottom left of the star deneb.
watched a light the size of a star blink for the whole 5 min before stopping briefly when a plane passed by then flashed 3 or so more times before it no longer blinked.
crystal beach resort, madoc on
i used the starwalk 2 app to figure out direction and constellation.