| Navaid Facility ID: | SYN |
| Official Navaid Facility ID: | |
| Navaid Facility Type: | NDB |
| Navaid Name: | Sayun |
| City: | |
| State: | |
| FAA Region: | |
| Latitude: | 15-57-42.48N (15.9618) |
| Longitude: | 48-47-10.32E (48.7862) |
| Lat/Long Survey Accuracy: | |
| Owner: | |
| Operator: | |
| Common System Usage: | |
| Public Use: | |
| Navaid Class: | |
| Hours of Operation: | |
| Magnetic Variance: | 1.5 E as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | () |
| ARTCC Low Altitude ID (Name): | () |