| Navaid Facility ID: | SDM |
| Official Navaid Facility ID: | |
| Navaid Facility Type: | NDB |
| Navaid Name: | Sydenham |
| City: | |
| State: | |
| FAA Region: | |
| Latitude: | 33-54-55.08S (-33.9153) |
| Longitude: | 151-10-01.20E (151.167) |
| Lat/Long Survey Accuracy: | |
| Owner: | |
| Operator: | |
| Common System Usage: | |
| Public Use: | |
| Navaid Class: | |
| Hours of Operation: | |
| Magnetic Variance: | 12.8 E as of 1/23/2024 |
| ARTCC High Altitude ID (Name): | () |
| ARTCC Low Altitude ID (Name): | () |
