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Station is ONLINE

Tokyo - Station #505

JP
2015 Petty Officer 2nd Class (2015) 2016 Petty Officer 2nd Class (2016) 2018 Ensign (2018)
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 99.6% (2145 hours online / 2155 total hours)
Reception distance in nautical miles Average: 10 / Max: 26.8
Records received in 1 hour Distinct Vessels: 258 / Positions: 46202
Area Covered 2583 km2

Period Statistics

Period Availability Reception Distance Area Covered
1 Month 99% 34 NM 2463.3 km2
2 Months 99.5% 34 NM 2440.7 km2
3 Months 99.6% 34 NM 2427.2 km2
6 Months 99.8% 32 NM 2343.7 km2
9 Months 99.6% 32 NM 2332 km2

Ais Message Type Statistics

Message Type Count 
Total Ais Messages 903.9
MSG 1,2,3 - Position report - Class A 767.1
MSG 5 – Ship’s Static and Voyage related data 30.9
MSG 4 – Base Station report 16.1
MSG 6,8 – Binary messages 24.1
MSG 9 – SAR Aircraft position report 0
MSG 12, 14 – Safety related message 0
MSG 18 – Class B position report 3
MSG 19 – Extended Class B report 0.2
MSG 24 – Class B Ship’s Static data 2.1
MSG 21 – Aids-to-Navigation report 0.8
MSG 27 – Position report for Long-range applications 0.2
Other AIS Messages (AIVD) 59.8
Other Non-AIS messages 0
Errors 0
Inconsistent positions 0