| Navaid Facility ID: | GRO |
| Official Navaid Facility ID: | GRO |
| Navaid Facility Type: | NDB |
| Navaid Name: | Rota |
| City: | ROTA ISLAND |
| State: | N MARIANA ISLANDS |
| FAA Region: | |
| Latitude: | 14-10-17.815N (14.1716) |
| Longitude: | 145-14-23.996E (145.24) |
| Lat/Long Survey Accuracy: | 1 second or better |
| Owner: | FEDERAL AVIATION ADMIN |
| Operator: | FEDERAL AVIATION ADMIN |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | HW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 0.3 E as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | () |
| ARTCC Low Altitude ID (Name): | ZHN (HONOLULU CONTROL FACILITY) |
| Navaid ID | Navaid Facility Type | Holding Patterns |
|---|---|---|
| GRO | NDB | ROTA NDB*GU, Pattern #: 1 ROTA NDB*GU, Pattern #: 2 |