| Navaid Facility ID: | LDK |
| Official Navaid Facility ID: | LDK |
| Navaid Facility Type: | TACAN |
| Navaid Name: | Crimson |
| City: | TUSCALOOSA |
| State: | ALABAMA |
| FAA Region: | |
| Latitude: | 33-15-31.945N (33.2589) |
| Longitude: | 087-32-12.793W (-87.5369) |
| Lat/Long Survey Accuracy: | NOS |
| Owner: | FEDERAL AVIATION ADMIN |
| Operator: | FEDERAL AVIATION ADMIN |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | H-TACAN |
| Hours of Operation: | 24 |
| Magnetic Variance: | 3.4 W as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZTL (ATLANTA) |
| ARTCC Low Altitude ID (Name): | ZTL (ATLANTA) |
| Navaid ID | Navaid Facility Type | Remarks |
|---|---|---|
| LDK | TACAN | TACAN AZIMUTH UNUSBL 100-170. |
| Navaid ID | Navaid Facility Type | Holding Patterns |
|---|---|---|
| LDK | TACAN | ZIVMU INT*AL*K7, Pattern #: 1 |