Grid Point #: 011587 
Longitude:   -89.1667
Latitude:     38.9235
Contributing Station, distance (km).
ILEI   56.9
API1   63.3
MACO   69.6
ILMV   71.0
RTDN   71.1
ILSD  100.7
KA35  102.1
KA12  107.7