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Aland Islands Finland - Station #4964

Latitude / Longitude:
60.3° / 21.05°
Elevation:
15 m
Operated By:
Asterholma
Equipment Description:
COMAR SLR350Ni
Current Status & Statistics
Status | ONLINE ![]() |
Availability | 89.7% (1933 hours online / 2157 total hours) |
Reception distance in nautical miles | Average: 16.8 / Max: 31.6 |
Records received in 1 hour | Distinct Vessels: 37 / Positions: 9035 |
Area Covered | 2214 km2 |
Period Statistics
Period | Availability | Reception Distance | Area Covered |
---|---|---|---|
1 Month | 100% | 31 NM | 1614 km2 |
2 Months | 84.6% | 30 NM | 1615 km2 |
3 Months | 89.7% | 30 NM | 1649.9 km2 |
6 Months | 83.3% | 31 NM | 1710.9 km2 |
9 Months | 76.1% | 36 NM | 1944.6 km2 |
Ais Message Type Statistics
Message Type | Count |
---|---|
Total Ais Messages | 353.6 |
MSG 1,2,3 - Position report - Class A | 150.3 |
MSG 5 – Ship’s Static and Voyage related data | 8.5 |
MSG 4 – Base Station report | 128.8 |
MSG 6,8 – Binary messages | 11.8 |
MSG 9 – SAR Aircraft position report | 0 |
MSG 12, 14 – Safety related message | 0 |
MSG 18 – Class B position report | 0.3 |
MSG 19 – Extended Class B report | 0.2 |
MSG 24 – Class B Ship’s Static data | 0.4 |
MSG 21 – Aids-to-Navigation report | 20.7 |
MSG 27 – Position report for Long-range applications | 0 |
Other AIS Messages (AIVD) | 32.6 |
Other Non-AIS messages | 91 |
Errors | 0 |
Inconsistent positions | 0 |