| Navaid Facility ID: | GY |
| Official Navaid Facility ID: | GY |
| Navaid Facility Type: | NDB |
| Navaid Name: | Dyana |
| City: | GREENVILLE |
| State: | SOUTH CAROLINA |
| FAA Region: | |
| Latitude: | 34-41-28.145N (34.6912) |
| Longitude: | 082-26-37.112W (-82.4436) |
| Lat/Long Survey Accuracy: | |
| Owner: | DONALDSON CENTER |
| Operator: | DONALDSON CENTER |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | MHW/LOM |
| Hours of Operation: | 24 |
| Magnetic Variance: | 6.9 W as of 4/16/2025 |
| ARTCC High Altitude ID (Name): | ZTL (ATLANTA) |
| ARTCC Low Altitude ID (Name): | ZTL (ATLANTA) |
| Navaid ID | Navaid Facility Type | Remarks |
|---|---|---|
| GY | NDB | 3RD PARTY SURVEY. |
| GY | NDB | NDB LCTD 28458 FT SSW OF RWY 04 THR. |
| GY | NDB | NDB UNMT 2100-0700. |