Position of “Happy River” can be found here
http://www.sailwx.info/shiptrack/shi...html?call=PCAW
The “Happy River” main engine is a Wärtsilä 9L46B unit, with an output of 8,775kW (11,760bhp) at 550rpm. This is connected to a Renck Tacke HSU 1200 gearbox. It uses a Lips 5m-diameter four-bladed CP propeller and shaft.