| Identifier: | GRFFN |
| NAS ID: | GRFFN |
| Name: | GRFFN |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | MICHIGAN |
| ICAO Region: | K5 |
| Latitude: | 42-58-03.560N (42.967700) |
| Longitude: | 085-32-09.630W (-85.536000) |
| Magnetic Variance: | 5.9 W as of 1/23/2024 |
| 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 |
|---|---|---|
| VIO | VOR-DME | r355.02/10.99 |
| IAP |