| Identifier: | SUDSE |
| NAS ID: | SUDSE |
| Name: | SUDSE |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | MONTANA |
| ICAO Region: | K1 |
| Latitude: | 45-37-59.840N (45.633300) |
| Longitude: | 108-20-16.210W (-108.337800) |
| Magnetic Variance: | 10 E as of 9/30/2025 |
| High ARTCC Area: | ZLC |
| Low ARTCC Area: | ZLC |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| Navaid ID | Navaid Facility Type | Radial / DME Distance |
|---|---|---|
| BIL | VORTAC | r117.00/16 |
| IAP |