| Identifier: | IYUSI |
| NAS ID: | IYUSI |
| Name: | IYUSI |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | ILLINOIS |
| ICAO Region: | K5 |
| Latitude: | 40-30-30.680N (40.508500) |
| Longitude: | 089-02-09.220W (-89.035900) |
| Magnetic Variance: | 3 W as of 9/30/2025 |
| High ARTCC Area: | ZAU |
| Low ARTCC Area: | ZAU |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| Navaid ID | Navaid Facility Type | Radial / DME Distance |
|---|---|---|
| PNT | VOR-DME | r213.47 |
| ILS ID | ILS Facility Type | Direction / Course |
|---|---|---|
| BMI | ILS-DME | r290.88/4.64 |
| CONTROLLER LOW |
| IAP |