| Navaid Facility ID: | DYS |
| Official Navaid Facility ID: | DYS |
| Navaid Facility Type: | TACAN |
| Navaid Name: | Dyess |
| City: | ABILENE |
| State: | TEXAS |
| FAA Region: | |
| Latitude: | 32-25-06.640N (32.4185) |
| Longitude: | 099-51-25.380W (-99.8571) |
| Lat/Long Survey Accuracy: | |
| Owner: | US AIR FORCE |
| Operator: | US AIR FORCE |
| Common System Usage: | No |
| Public Use: | Yes |
| Navaid Class: | L-TACAN |
| Hours of Operation: | 24 |
| Magnetic Variance: | 4.4 E as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZFW (FORT WORTH) |
| ARTCC Low Altitude ID (Name): | ZFW (FORT WORTH) |
| Navaid ID | Navaid Facility Type | Remarks |
|---|---|---|
| DYS | TACAN | MP: 1100-1500Z++ MON. |
| DYS | TACAN | NO-NOTAM MP: 1100-1500Z++ WED. |
| DYS | TACAN | TACAN AZIMUTH UNUSBL 096-106 BYD 25 NM BLO 5500 FT; 166-178 BYD 30 NM BLO 5500 FT; 179-239 BYD 20 NM BLO 5500 FT; 240-260 BYD 14 NM; 261-272 BYD 30 NM BLO 5500 FT. |
| DYS | TACAN | DME UNUSBL 131-142 BYD 39 NM BLO 5500 FT; 166-178 BYD 30 NM BLO 5500 FT; 179-239 BYD 20 NM BLO 5500 FT; 240-260 BYD 14 NM; 261-272 BYD 30 NM BLO 5500 FT. |
| Navaid ID | Navaid Facility Type | Magnetic Variance | Airspace Fixes |
|---|---|---|---|
| DYS | TACAN | 4.5 E | AVEME TX - K4 BIMET TX - K4 CENOT TX - K4 CETUK TX - K4 COVES TX - K4 EDUCT TX - K4 FOXAB TX - K4 HEPEM TX - K4 HESEM TX - K4 HIDUM TX - K4 HOGES TX - K4 HUGOE TX - K4 HUMEX TX - K4 JEVOT TX - K4 MATCH TX - K4 PAGGY TX - K4 TIVLE TX - K4 ZOLBI TX - K4 |
| Navaid ID | Navaid Facility Type | Holding Patterns |
|---|---|---|
| DYS | TACAN | BIMET INT*TX*K4, Pattern #: 1 COVES INT*TX*K4, Pattern #: 1 COVES INT*TX*K4, Pattern #: 2 COVES INT*TX*K4, Pattern #: 3 EDUCT INT*TX*K4, Pattern #: 1 HOGES INT*TX*K4, Pattern #: 1 HUGOE INT*TX*K4, Pattern #: 1 HUGOE INT*TX*K4, Pattern #: 2 MATCH INT*TX*K4, Pattern #: 1 |
| DYS | TACAN | PAGGY INT*TX*K4, Pattern #: 1 PAGGY INT*TX*K4, Pattern #: 2 |