Above Chicago - Station #5793
Latitude / Longitude:
41.9° / -87.62°
Elevation:
210 m
Equipment Description:
Comar SLR300N w/ a 4 element yagi pointed north.
Current Status & Statistics
| Status | ONLINE |
| Availability | 100% (2154 hours online / 2157 total hours) |
| Reception distance in nautical miles | Average: 6 / Max: 19.3 |
| Records received in 1 hour | Distinct Vessels: 22 / Positions: 914 |
| Area Covered | 738 km2 |
Period Statistics
| Period | Availability | Reception Distance | Area Covered |
|---|---|---|---|
| 1 Month | 100% | 31 NM | 1072.3 km2 |
| 2 Months | 100% | 26 NM | 834.5 km2 |
| 3 Months | 100% | 22 NM | 634.6 km2 |
| 6 Months | 99.7% | 22 NM | 581.5 km2 |
| 9 Months | 99.8% | 24 NM | 635.9 km2 |
Ais Message Type Statistics
| Message Type | Count |
|---|---|
| Total Ais Messages | 67.6 |
| MSG 1,2,3 - Position report - Class A | 11.4 |
| MSG 5 – Ship’s Static and Voyage related data | 0.3 |
| MSG 4 – Base Station report | 15.6 |
| MSG 6,8 – Binary messages | 0.1 |
| MSG 9 – SAR Aircraft position report | 0 |
| MSG 12, 14 – Safety related message | 0 |
| MSG 18 – Class B position report | 3.8 |
| MSG 19 – Extended Class B report | 0 |
| MSG 24 – Class B Ship’s Static data | 3.1 |
| MSG 21 – Aids-to-Navigation report | 33.2 |
| MSG 27 – Position report for Long-range applications | 0 |
| Other AIS Messages (AIVD) | 0.2 |
| Other Non-AIS messages | 0 |
| Errors | 0 |
| Inconsistent positions | 0 |