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Ballard, WA - Station #540
Latitude / Longitude:
47.67° / -122.39°
Elevation:
16 m
Operated By:
KE7QNR
Equipment Description:
Simrad AI80, Moxa NPort DE-311, Morad VHF-156 HD
Current Status & Statistics
| Status | ONLINE |
| Availability | 94.2% (2032 hours online / 2160 total hours) |
| Reception distance in nautical miles | Average: 2.3 / Max: 9.8 |
| Records received in 1 hour | Distinct Vessels: 157 / Positions: 66078 |
| Area Covered | 984 km2 |
Period Statistics
| Period | Availability | Reception Distance | Area Covered |
|---|---|---|---|
| 1 Month | 96% | 8 NM | 736.4 km2 |
| 2 Months | 93.8% | 9 NM | 760.7 km2 |
| 3 Months | 94.2% | 9 NM | 776.5 km2 |
| 6 Months | 90.5% | 11 NM | 834.4 km2 |
| 9 Months | 92.3% | 11 NM | 856.7 km2 |
Ais Message Type Statistics
| Message Type | Count |
|---|---|
| Total Ais Messages | 1368.9 |
| MSG 1,2,3 - Position report - Class A | 1040.4 |
| MSG 5 – Ship’s Static and Voyage related data | 34.9 |
| MSG 4 – Base Station report | 41.4 |
| MSG 6,8 – Binary messages | 28.1 |
| MSG 9 – SAR Aircraft position report | 0.2 |
| MSG 12, 14 – Safety related message | 0 |
| MSG 18 – Class B position report | 60.9 |
| MSG 19 – Extended Class B report | 0 |
| MSG 24 – Class B Ship’s Static data | 45.6 |
| MSG 21 – Aids-to-Navigation report | 93 |
| MSG 27 – Position report for Long-range applications | 0.7 |
| Other AIS Messages (AIVD) | 24.3 |
| Other Non-AIS messages | 0 |
| Errors | 0 |
| Inconsistent positions | 0 |