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 |