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Station is ONLINE

Tokyo - Station #505

JP
Petty Officer 2nd Class (2015) Petty Officer 2nd Class (2016)
Latitude / Longitude: 35.49° / 139.88°
Elevation: 20 m
Operated By: SP
Equipment Description: -
     
  Vessels in Range

Current Status & Statistics

Status ONLINE Station is ONLINE
Availability 99.3% (2144 hours online / 2161 total hours)
Reception distance in nautical miles Average: 9.7 / Max: 26.2
Records received in 1 hour Distinct Vessels: 216 / Positions: 43287
Area Covered 2214 km2

Period Statistics

Period Availability Reception Distance Area Covered
1 Month 100% 30 NM 2270.1 km2
2 Months 99% 30 NM 2269.1 km2
3 Months 99.3% 30 NM 2299.1 km2
6 Months 99.6% 30 NM 2285.1 km2
9 Months 98.7% 30 NM 2290 km2

Ais Message Type Statistics

Message Type Count 
Total Ais Messages 847.4
MSG 1,2,3 - Position report - Class A 718.3
MSG 5 – Ship’s Static and Voyage related data 28.4
MSG 4 – Base Station report 14.7
MSG 6,8 – Binary messages 20.5
MSG 9 – SAR Aircraft position report 0
MSG 12, 14 – Safety related message 0
MSG 18 – Class B position report 3.2
MSG 19 – Extended Class B report 0.1
MSG 24 – Class B Ship’s Static data 1.8
MSG 21 – Aids-to-Navigation report 0.5
MSG 27 – Position report for Long-range applications 0.4
Other AIS Messages (AIVD) 60
Other Non-AIS messages 0
Errors 0
Inconsistent positions 0