| Navaid Facility ID: | RF |
| Official Navaid Facility ID: | RF |
| Navaid Facility Type: | NDB |
| Navaid Name: | Gilmy |
| City: | CHICAGO/ROCKFORD |
| State: | ILLINOIS |
| FAA Region: | |
| Latitude: | 42-06-51.697N (42.1144) |
| Longitude: | 089-05-55.350W (-89.0987) |
| Lat/Long Survey Accuracy: | |
| Owner: | FEDERAL AVIATION ADMINISTRATION |
| Operator: | FEDERAL AVIATION ADMINISTRATION |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | LOMW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 3.1 W as of 1/23/2024 |
| ARTCC High Altitude ID (Name): | () |
| ARTCC Low Altitude ID (Name): | () |
