| Identifier: | RATIO |
| NAS ID: | RATIO |
| Name: | RATIO |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | MICHIGAN |
| ICAO Region: | K5 |
| Latitude: | 42-00-25.840N (42.007200) |
| Longitude: | 083-34-22.450W (-83.572900) |
| Magnetic Variance: | 7.1 W as of 9/30/2025 |
| High ARTCC Area: | ZOB |
| Low ARTCC Area: | ZOB |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| SID |