| Effective Date: | 2007-01-18 |
| Airport Site Number: | 04974.*A |
| Airport Code: | RFD |
| Airport Location: | Chicago/rockford, IL |
| FAA Region: | AGL - Great Lakes |
| Runway: | 07 |
| Runway Dimension:: | 10004 x 150 ft |
| ILS Type: | Instrument Landing System |
| ILS Category: | III |
| Facility Owner: | Federal Aviation Admin |
| Facility Operator: | Federal Aviation Admin |
| Approach Bearing: | 065 (Degrees Magnetic) |
| Magnetic Variation: | 00E |
| Localizer Type: | Localizer |
| Identification Code: | I-UDY |
| Frequency: | 109.55 MHz |
| Longitude/Latitude: | 089-05-02.600W/42-12-08.750N -89.084056/42.202431 |
| Course Width: | 3.75° |
| Dist. From Runway Stop End: | 685 ft |
| Type: | Standard Glide Slope |
| Angle: | 3.00° |
| Frequency: | 332.45 MHz |
| Longitude/Latitude: | 089-06-54.540W/42-11-26.330N -89.115150/42.190647 |
| Dist. From Runway Approach End: | -1240 ft |
| Elevation: | 726.00 ft |
| Type: | Inner Marker Beacon Only |
| Longitude/Latitude: | 089-07-22.080W/42-11-21.300N -89.122800/42.189250 |
| Dist. to Runway Approach End: | 857 ft |
| Type: | Middle Marker Beacon Only |
| Longitude/Latitude: | 089-07-41.340W/42-11-14.620N -89.128150/42.187394 |
| Dist. from Runway Approach End: | 2457 ft |
| Type: | Outer Marker Beacon Only |
| Name: | UDOYL |
| Longitude/Latitude: | 089-13-06.600W/42-09-26.100N -89.218500/42.157250 |
| Dist. from Runway Approach End: | 29300 ft |