YOU ARE USING AN OUTDATED BROWSER
It is limiting your browsing experience. Please upgrade to a modern browser.

CHIBA, JAPAN - Station #5003

Latitude / Longitude:
35.61° / 140.1°
Elevation:
15 m
Operated By:
JPCHBS
Equipment Description:
COMAR SLR350Ni v2 with AIS-GPA-X ANTENNA.A wireless LAN system comprises TP-link IEEE 802.11ac/n/a Wi-Fi 5GHz
Current Status & Statistics
Status | ONLINE ![]() |
Availability | 100% (2133 hours online / 2133 total hours) |
Reception distance in nautical miles | Average: 8.9 / Max: 26.3 |
Records received in 1 hour | Distinct Vessels: 182 / Positions: 22656 |
Area Covered | 2337 km2 |
Period Statistics
Period | Availability | Reception Distance | Area Covered |
---|---|---|---|
1 Month | 100% | 25 NM | 1789.4 km2 |
2 Months | 100% | 25 NM | 1766.7 km2 |
3 Months | 100% | 23 NM | 1668.9 km2 |
6 Months | 99.8% | 22 NM | 1616.1 km2 |
9 Months | 99.8% | 28 NM | 1867.6 km2 |
Ais Message Type Statistics
Message Type | Count |
---|---|
Total Ais Messages | 435.2 |
MSG 1,2,3 - Position report - Class A | 371.2 |
MSG 5 – Ship’s Static and Voyage related data | 19.4 |
MSG 4 – Base Station report | 10.3 |
MSG 6,8 – Binary messages | 10.5 |
MSG 9 – SAR Aircraft position report | 0 |
MSG 12, 14 – Safety related message | 0.1 |
MSG 18 – Class B position report | 6.4 |
MSG 19 – Extended Class B report | 0.3 |
MSG 24 – Class B Ship’s Static data | 3.1 |
MSG 21 – Aids-to-Navigation report | 2.2 |
MSG 27 – Position report for Long-range applications | 0.4 |
Other AIS Messages (AIVD) | 11.8 |
Other Non-AIS messages | 0 |
Errors | 0 |
Inconsistent positions | 0 |