| Identifier: | TUCDU |
| NAS ID: | TUCDU |
| Name: | TUCDU |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | ALASKA |
| ICAO Region: | PA |
| Latitude: | 61-51-06.890N (61.851900) |
| Longitude: | 165-30-19.500W (-165.505400) |
| Magnetic Variance: | 7.6 E as of 9/30/2025 |
| High ARTCC Area: | ZAN |
| Low ARTCC Area: | ZAN |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| SPECIAL IAP |