XMM-NEWTON WILL OBSERVE THE SUPERGIANT X-RAY BINARY (SGXB) 4U 1909+07 FOR 20 KS THE MAXIMUM AND 35 KS DURING THE MINIMUM OF ITS 15.2 DAY SUPERORBITAL CYCLE UNDER THIS PROPOSAL. 4U 1909+07 MAY HOST THE MOST EXTREME CONDITIONS IN WIND-FED