41° 26′ 54″ N 90° 30′ 26″ W
/
590 ft
(180 m MSL)
navigation
314°
42° 16′ 2″ N 71° 52′ 32″ W
/
1.009 ft
(308 m MSL)
navigation
39°
41° 40′ 33″ N 70° 57′ 24″ W
/
80 ft
(24 m MSL)
navigation
44°
42° 21′ 51″ N 71° 0′ 18″ W
/
20 ft
(6 m MSL)
navigation
42°
42° 24′ 7″ N 90° 42′ 34″ W
/
1.077 ft
(328 m MSL)
navigation
317°
42° 55′ 57″ N 71° 26′ 8″ W
/
266 ft
(81 m MSL)
navigation
39°