| Navaid Facility ID: | SSR |
| Official Navaid Facility ID: | SSR |
| Navaid Facility Type: | VORTAC |
| Navaid Name: | Sisters Island |
| City: | SISTERS ISLAND |
| State: | ALASKA |
| FAA Region: | |
| Latitude: | 58-10-39.580N (58.1777) |
| Longitude: | 135-15-31.905W (-135.2589) |
| Lat/Long Survey Accuracy: | NOS |
| Owner: | FEDERAL AVIATION ADMIN |
| Operator: | FEDERAL AVIATION ADMIN |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | H-VORTACW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 17.7 E as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZAN (ANCHORAGE) |
| ARTCC Low Altitude ID (Name): | ZAN (ANCHORAGE) |
| Navaid ID | Navaid Facility Type | Remarks |
|---|---|---|
| SSR | VORTAC | VOR UNUSBL 050-070 BYD 12 NM BLW 10000 FT; 115-130 BYD 32 NM BLW 8000 FT; 131-175 BYD 25 NM BLW 13000 FT; 176-189 BYD 35 NM BLW 14000 FT; 190-245 BYD 30 NM BLW 12000 FT; 246-260 BYD 18 NM BLW 7000 FT; 306-360 BYD 21 NM. |
| SSR | VORTAC | TAC AZM UNUSBL 050-070 BYD 12 NM BLW 10000 FT; 115-130 BYD 32 NM BLW 8000 FT; 131-175 BYD 25 NM BLW 13000 FT; 176-189 BYD 28 NM BLW 14000 FT; 190-245 BYD 30 NM BLW 12000 FT; 246-260 BYD 18 NM BLW 7000 FT; 306-360 BYD 21 NM. |
| SSR | VORTAC | DME UNUSBL 050-070 BYD 12 NM BLW 10000 FT; 115-130 BYD 32 NM BLW 8000 FT; 131-175 BYD 25 NM BLW 13000 FT; 176-189 BYD 28 NM BLW 14000 FT; 190-245 BYD 30 NM BLW 12000 FT; 246-260 BYD 18 NM BLW 7000 FT; 306-360 BYD 21 NM. |
| Navaid ID | Navaid Facility Type | Magnetic Variance | Airspace Fixes |
|---|---|---|---|
| SSR | VORTAC | 18.2 E | AGIGE AK - PA ASORT AK - PA BARLO AK - PA BERGS AK - PA CSPER AK - PA CUSHI AK - PA FOVBI AK - PA HAPIT AK - PA HOODS AK - PA IMOME AK - PA JIKUN AK - PA JOBNO AK - PA KOTGE AK - PA LACEG AK - PA LYRIC AK - PA MUVME AK - PA PELTE AK - PA RUKIE AK - PA WAZZU AK - PA WIVEK AK - PA ZUGRU AK - PA |
| Navaid ID | Navaid Facility Type | Holding Patterns |
|---|---|---|
| SSR | VORTAC | ASORT INT*AK*PA, Pattern #: 1 BERGS INT*AK*PA, Pattern #: 1 JOBNO INT*AK*PA, Pattern #: 1 SISTERS ISLAND VORTAC*AK, Pattern #: 1 SISTERS ISLAND VORTAC*AK, Pattern #: 2 SISTERS ISLAND VORTAC*AK, Pattern #: 3 SISTERS ISLAND VORTAC*AK, Pattern #: 4 SISTERS ISLAND VORTAC*AK, Pattern #: 5 SISTERS ISLAND VORTAC*AK, Pattern #: 6 |
| SSR | VORTAC | SISTERS ISLAND VORTAC*AK, Pattern #: 7 |
| Navaid ID: | SSR |
| Navaid Facility Type: | |
| Air or Ground: | Air |
| Bearing of Checkpoint: | 297 |
| Altitude: | 1500 |
| Airport ID: | |
| State: | AK |
| Description: | 20.4 NM OVER INTXN RYS AT GUSTAVUS ARPT. |