| Identifier: | GUPDE |
| NAS ID: | GUPDE |
| Name: | GUPDE |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | ILLINOIS |
| ICAO Region: | K5 |
| Latitude: | 38-43-49.300N (38.730400) |
| Longitude: | 087-36-02.480W (-87.600700) |
| Magnetic Variance: | 3.9 W as of 9/30/2025 |
| High ARTCC Area: | ZID |
| Low ARTCC Area: | ZID |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| IAP |