81LL
Otterbach Farm Airport
VFR
42° 33′ 14″ N 88° 25′ 38″ E
/
890 ft
(271 m MSL)
navigation
29°
navigation
309°
navigation
305°
navigation
100°
navigation
38°
40° 56′ 16″ N 90° 25′ 51″ E
/
764 ft
(233 m MSL)
navigation
235°
navigation
39°
navigation
337°
40° 26′ 2″ N 89° 21′ 23″ E
/
646 ft
(197 m MSL)
navigation
186°
40° 29′ 17″ N 89° 40′ 33″ E
/
530 ft
(162 m MSL)
navigation
199°
navigation
21°
42° 41′ 22″ N 88° 50′ 27″ E
/
925 ft
(282 m MSL)
navigation
12°
navigation
174°
navigation
320°
navigation
350°
40° 49′ 0″ N 87° 59′ 30″ E
/
650 ft
(198 m MSL)
navigation
130°
42° 34′ 19″ N 88° 22′ 2″ E
/
880 ft
(268 m MSL)
navigation
31°
40° 29′ 21″ N 89° 46′ 41″ E
/
501 ft
(153 m MSL)
navigation
202°
navigation
338°
navigation
273°
navigation
39°
40° 25′ 39″ N 89° 36′ 13″ E
/
545 ft
(166 m MSL)
navigation
195°
42° 36′ 53″ N 88° 23′ 22″ E
/
835 ft
(254 m MSL)
navigation
29°