Adak # 2 - Station #3179
Latitude / Longitude:
51.88° / -176.64°
Elevation:
25 m
Equipment Description:
RPAIS from AISHUB
Current Status & Statistics
| Status | LOW COVERAGE |
| Availability | 84% (1810 hours online / 2157 total hours) |
| Reception distance in nautical miles | Average: 1.7 / Max: 2.1 |
| Records received in 1 hour | Distinct Vessels: 7 / Positions: 1295 |
| Area Covered | 246 km2 |
Period Statistics
| Period | Availability | Reception Distance | Area Covered |
|---|---|---|---|
| 1 Month | 100% | 4 NM | 66.8 km2 |
| 2 Months | 93.1% | 4 NM | 40.6 km2 |
| 3 Months | 84% | 4 NM | 30.4 km2 |
| 6 Months | 86.4% | 3 NM | 25.3 km2 |
| 9 Months | 90.9% | 3 NM | 68.1 km2 |
Ais Message Type Statistics
| Message Type | Count |
|---|---|
| Total Ais Messages | 23.1 |
| MSG 1,2,3 - Position report - Class A | 21.1 |
| MSG 5 – Ship’s Static and Voyage related data | 0.9 |
| MSG 4 – Base Station report | 0 |
| MSG 6,8 – Binary messages | 0 |
| MSG 9 – SAR Aircraft position report | 0 |
| MSG 12, 14 – Safety related message | 0.1 |
| MSG 18 – Class B position report | 0.5 |
| MSG 19 – Extended Class B report | 0 |
| MSG 24 – Class B Ship’s Static data | 0.2 |
| MSG 21 – Aids-to-Navigation report | 0 |
| MSG 27 – Position report for Long-range applications | 0 |
| Other AIS Messages (AIVD) | 0.3 |
| Other Non-AIS messages | 0 |
| Errors | 0 |
| Inconsistent positions | 0 |