Welgelegen - Station #4739
Latitude / Longitude:
-33.87° / 18.56°
Elevation:
100 m
Equipment Description:
COMAR SLR350Ni
Current Status & Statistics
| Status | ONLINE |
| Availability | 100% (2133 hours online / 2133 total hours) |
| Reception distance in nautical miles | Average: 22.1 / Max: 53.2 |
| Records received in 1 hour | Distinct Vessels: 49 / Positions: 8879 |
| Area Covered | 1845 km2 |
Period Statistics
| Period | Availability | Reception Distance | Area Covered |
|---|---|---|---|
| 1 Month | 100% | 67 NM | 1598.8 km2 |
| 2 Months | 100% | 66 NM | 1595 km2 |
| 3 Months | 100% | 66 NM | 1611.4 km2 |
| 6 Months | 99.5% | 74 NM | 1819.1 km2 |
| 9 Months | 99.5% | 73 NM | 1801.1 km2 |
Ais Message Type Statistics
| Message Type | Count |
|---|---|
| Total Ais Messages | 190.7 |
| MSG 1,2,3 - Position report - Class A | 136.5 |
| MSG 5 – Ship’s Static and Voyage related data | 7.9 |
| MSG 4 – Base Station report | 17.8 |
| MSG 6,8 – Binary messages | 4.4 |
| MSG 9 – SAR Aircraft position report | 0 |
| MSG 12, 14 – Safety related message | 0 |
| MSG 18 – Class B position report | 11.5 |
| MSG 19 – Extended Class B report | 0 |
| MSG 24 – Class B Ship’s Static data | 8.4 |
| MSG 21 – Aids-to-Navigation report | 0.4 |
| MSG 27 – Position report for Long-range applications | 0 |
| Other AIS Messages (AIVD) | 3.9 |
| Other Non-AIS messages | 0 |
| Errors | 0 |
| Inconsistent positions | 0 |