Latitude / Longitude:
38.01° / -121.81°
Elevation:
30 m
Equipment Description:
Pocket Mariner Dual Channel AIS receiver
Current Status & Statistics
| Status | LOW COVERAGE  |
| Availability | 47.5% (1025 hours online / 2157 total hours) |
| Reception distance in nautical miles | Average: 4.6 / Max: 4.6 |
| Records received in 1 hour | Distinct Vessels: 3 / Positions: 331 |
| Area Covered | 123 km2 |
Period Statistics
| Period | Availability | Reception Distance | Area Covered |
|---|---|---|---|
| 1 Month | 99.7% | 10 NM | 256.3 km2 |
| 2 Months | 56.8% | 10 NM | 242.8 km2 |
| 3 Months | 47.5% | 9 NM | 236.6 km2 |
| 6 Months | 73.7% | 9 NM | 253.3 km2 |
| 9 Months | 82.3% | 8 NM | 235.2 km2 |
Ais Message Type Statistics
| Message Type | Count |
|---|---|
| Total Ais Messages | 43 |
| MSG 1,2,3 - Position report - Class A | 5.5 |
| MSG 5 – Ship’s Static and Voyage related data | 0.2 |
| MSG 4 – Base Station report | 23.5 |
| MSG 6,8 – Binary messages | 0 |
| MSG 9 – SAR Aircraft position report | 0 |
| MSG 12, 14 – Safety related message | 0 |
| MSG 18 – Class B position report | 0 |
| MSG 19 – Extended Class B report | 0 |
| MSG 24 – Class B Ship’s Static data | 0 |
| MSG 21 – Aids-to-Navigation report | 0 |
| MSG 27 – Position report for Long-range applications | 0 |
| Other AIS Messages (AIVD) | 13.8 |
| Other Non-AIS messages | 0 |
| Errors | 0.1 |
| Inconsistent positions | 0 |