Weston Merrit - Station #3225

2016

Latitude / Longitude: 47.65° / -122.33°

Elevation: 7 m

Equipment Description: Vesper Cortex AIS with 8 6dB antenna on board vessel.

This is a Roaming AIS Station. Learn more about Data Sharing using an onboard AIS Receiver here.

Vessels in Range

Current Status & Statistics

Period	Availability	Reception Distance	Area Covered
1 Month	100%	7 NM	483.4 km²
2 Months	97.1%	7 NM	455.8 km²
3 Months	98%	7 NM	461 km²
6 Months	95%	6 NM	382.1 km²
9 Months	96.1%	6 NM	361.7 km²

Message Type	Count
Total Ais Messages	254
MSG 1,2,3 - Position report - Class A	100.6
MSG 5 – Ship’s Static and Voyage related data	12.2
MSG 4 – Base Station report	18.6
MSG 6,8 – Binary messages	9.1
MSG 9 – SAR Aircraft position report	0
MSG 12, 14 – Safety related message	0
MSG 18 – Class B position report	39.1
MSG 19 – Extended Class B report	0.2
MSG 24 – Class B Ship’s Static data	34.5
MSG 21 – Aids-to-Navigation report	25.8
MSG 27 – Position report for Long-range applications	0.3
Other AIS Messages (AIVD)	14.1
Other Non-AIS messages	0
Errors	0
Inconsistent positions	0

Status	ONLINE
Availability	98% (2089 hours online / 2133 total hours)
Reception distance in nautical miles	Average: 1.3 / Max: 6.1
Records received in 1 hour	Distinct Vessels: 119 / Positions: 8378
Area Covered	492 km²