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Boston Harbor VesselAlert

@bostonharbor.bsky.social

120 followers 5 following 35K posts

This automated account posts about vessels seen in Boston Harbor. It uses an AIS (ship position data) receiver based in East-Boston. See https://kx1t.com/ais for station info, and https://sdr-e.com/docker-vesselalert for software info.

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Boston Harbor VesselAlert @bostonharbor.bsky.social · Jan 16

VesselAlert
Vessel Name: #USS_CONSTITUTION
#MMSI: #369914081
Type: #Sailing
#Flag: #USA
Msgs recvd: 42
Seen on: 16-Jan-2025 11:34:56 EST
Distance: 5.2 nm
Signal #RSSI: -34.6 dBFS
Details:
#Ship #AIS #VesselAlertashtag/VesselAlert" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#VesselAlert © 2022-2025 #kx1t - link

1 7

Boston Harbor VesselAlert @bostonharbor.bsky.social · 8m

#VesselAlert
#MMSI: #367379320
#Flag: #USA
Seen: 19-Oct-2025 07:23:36 EDT
Status: #under_way_using_engine
Speed: 28.0 kts
Heading: 44 deg
Distance: 10.4 nm
Signal #RSSI: -20.4 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 29m

#VesselAlert
Name: #BOSTON_PILOT_CHELSEA
#MMSI: #338494843
Type: #Pilot vessel
#Flag: #USA
Seen: 19-Oct-2025 07:02:48 EDT
Status: #under_way_using_engine
Heading: 148 deg
Distance: 11.6 nm
Signal #RSSI: -21.7 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 48m

#VesselAlert
#MMSI: #367447520
Callsign: #WDF4062
Type: #HiSpeed
#Flag: #USA
Seen: 19-Oct-2025 06:43:35 EDT
Status: #under_way_using_engine
Heading: 261 deg
Distance: 5.8 nm
Signal #RSSI: -30.9 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 1h

#VesselAlert
Name: #AVA_PEARL
#MMSI: #367524060
Callsign: #WDG3248
Type: #HiSpeed
#Flag: #USA
Seen: 19-Oct-2025 06:14:53 EDT
Status: #under_way_using_engine
Speed: 26.0 kts
Heading: 351 deg
Dest.: To
Distance: 10.6 nm
Signal #RSSI: -36.7 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 1h

#VesselAlert
Name: #NORWEGIAN_GEM
#MMSI: #309951000
Callsign: #C6VG8
Type: #Passenger
#Flag: #Bahamas
Seen: 19-Oct-2025 05:43:11 EDT
Status: #under_way_using_engine
Speed: 12.4 kts
Heading: 70 deg
Dest.: CHARLOTTETOWN PILOT
Distance: 13.2 nm
Signal #RSSI: -31.0 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - link

Boston Harbor VesselAlert @bostonharbor.bsky.social · 1h

#VesselAlert
#MMSI: #578000500
#Flag: #Wallis_Futuna_Islands
Seen: 19-Oct-2025 05:43:13 EDT
Status: #under_way_using_engine
Speed: 13.1 kts
Heading: 228 deg
Distance: 12.2 nm
Signal #RSSI: -31.6 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 2h

#VesselAlert
Name: #BRILLIANCE_OF_SEAS
#MMSI: #311361000
Callsign: #C6SJ5
Type: #Passenger
#Flag: #Bahamas
Seen: 19-Oct-2025 05:04:39 EDT
Status: #under_way_using_engine
Speed: 12.3 kts
Heading: 258 deg
Dest.: BOSTON,_USA
Distance: 14.0 nm
Signal #RSSI: -31.7 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - link

Boston Harbor VesselAlert @bostonharbor.bsky.social · 3h

#VesselAlert
Name: #DIVE_INN
#MMSI: #367705820
Callsign: #WDI5168
Type: #Pleasure_Craft
#Flag: #USA
Seen: 19-Oct-2025 04:10:01 EDT
Distance: 5.2 nm
Signal #RSSI: -30.0 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 5h

#VesselAlert
Name: #DEVANTES_DREAM
#MMSI: #338175351
Type: #Sailing
#Flag: #USA
Seen: 19-Oct-2025 01:43:52 EDT
Distance: 5.1 nm
Signal #RSSI: -32.5 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 6h

#VesselAlert
Name: #NICOLE_L_REINAUER
#MMSI: #366774330
Callsign: #WCZ5696
Type: #Pilot vessel
#Flag: #USA
Seen: 19-Oct-2025 01:26:15 EDT
Status: #under_way_using_engine
Speed: 10.3 kts
Heading: 128 deg
Dest.: To New York, US
Distance: 16.7 nm
Signal #RSSI: -33.6 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t

Boston Harbor VesselAlert @bostonharbor.bsky.social · 6h

#VesselAlert
Name: #THOMAS_DESMOND
#MMSI: #368194340
Callsign: #WDM3117
Type: #Dredging
#Flag: #USA
Seen: 19-Oct-2025 01:18:36 EDT
Distance: 4.6 nm
Signal #RSSI: -30.9 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 8h

#VesselAlert
Name: #NICOLE_L_REINAUER
#MMSI: #366774330
Callsign: #WCZ5696
Type: #Pilot vessel
#Flag: #USA
Seen: 18-Oct-2025 22:38:37 EDT
Status: #moored
Heading: 5 deg
Dest.: To New York, US
Distance: 6.6 nm
Signal #RSSI: -14.7 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 11h

#VesselAlert
Name: #ZIM_NORFOLK
#MMSI: #636016983
Callsign: #D5IS4
Type: #Cargo #Hazard cat A
#Flag: #Liberia
Seen: 18-Oct-2025 20:26:01 EDT
Status: #under_way_using_engine
Speed: 0.8 kts
Heading: 266 deg
Dest.: To Boston, US
Distance: 7.2 nm
Signal #RSSI: -11.0 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - link

Boston Harbor VesselAlert @bostonharbor.bsky.social · 11h

#VesselAlert
Name: #COUNTERPOINT
#MMSI: #338549006
Type: #Sailing
#Flag: #USA
Seen: 18-Oct-2025 20:22:47 EDT
Heading: 136 deg
Distance: 5.2 nm
Signal #RSSI: -31.5 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 11h

#VesselAlert
Name: #NIGHTCAP
#MMSI: #338171923
Type: #Pleasure_Craft
#Flag: #USA
Seen: 18-Oct-2025 20:04:02 EDT
Distance: 5.4 nm
Signal #RSSI: -33.1 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 11h

#VesselAlert
Name: #DEAN_REINAUER
#MMSI: #367563930
Callsign: #WDG7107
Type: #Local
#Flag: #USA
Seen: 18-Oct-2025 19:54:55 EDT
Status: #moored
Heading: 235 deg
Dest.: To Fitzgerald Shipyard Winnisimmet Landing Marine Railway Pier No. 5., Chelsea River MA
Distance: 6.4 nm
Signal #RSSI: -12.9 dBFS
#Ship #AIS Vess

Boston Harbor VesselAlert @bostonharbor.bsky.social · 12h

#VesselAlert
Name: #ANIRAM
#MMSI: #338429455
Type: #Pleasure_Craft
#Flag: #USA
Seen: 18-Oct-2025 19:19:56 EDT
Distance: 5.1 nm
Signal #RSSI: -31.6 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 12h

#VesselAlert
Name: #LEXINGTON
#MMSI: #366924480
Callsign: #WDB6444
Type: #Passenger
#Flag: #USA
Seen: 18-Oct-2025 18:59:12 EDT
Status: #anchored
Distance: 5.9 nm
Signal #RSSI: -33.9 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 12h

#VesselAlert
Name: #ZUIDERDAM
#MMSI: #245304000
Callsign: #PBIG
Type: #Passenger
#Flag: #Netherlands
Seen: 18-Oct-2025 18:56:04 EDT
Status: #under_way_using_engine
Speed: 14.9 kts
Heading: 108 deg
Dest.: From Boston, US to San Juan, PR
Distance: 22.5 nm
Signal #RSSI: -32.4 dBFS
#Ship #AIS VesselAlert © #kx1t

Boston Harbor VesselAlert @bostonharbor.bsky.social · 12h

#VesselAlert
Name: #ZIM_NORFOLK
#MMSI: #636016983
Callsign: #D5IS4
Type: #Cargo #Hazard cat A
#Flag: #Liberia
Seen: 18-Oct-2025 18:52:15 EDT
Status: #under_way_using_engine
Speed: 7.9 kts
Heading: 255 deg
Dest.: To Boston, US
Distance: 15.7 nm
Signal #RSSI: -29.5 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t

Boston Harbor VesselAlert @bostonharbor.bsky.social · 12h

#VesselAlert
Name: #SPIRIT_OF_BOSTON
#MMSI: #367148860
Callsign: #WDD4774
Type: #Passenger
#Flag: #USA
Seen: 18-Oct-2025 18:40:53 EDT
Status: #under_way_using_engine
Heading: 208 deg
Dest.: CRUISE_
Distance: 6.3 nm
Signal #RSSI: -16.9 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 12h

#VesselAlert
#MMSI: #366997290
#Flag: #USA
Seen: 18-Oct-2025 18:38:19 EDT
Status: #under_way_using_engine
Speed: 5.3 kts
Distance: 8.3 nm
Signal #RSSI: -29.4 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 13h

#VesselAlert
Name: #OUTNUMBERED
#MMSI: #368007670
Callsign: #WDJ7534
Type: #Sailing
#Flag: #USA
Seen: 18-Oct-2025 18:18:11 EDT
Distance: 5.8 nm
Signal #RSSI: -32.6 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 13h

#VesselAlert
Name: #GREY_GOOSE
#MMSI: #316040325
Type: #Pleasure_Craft
#Flag: #Canada
Seen: 18-Oct-2025 18:02:04 EDT
Speed: 0.1 kts
Distance: 5.1 nm
Signal #RSSI: -31.1 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e

Boston Harbor VesselAlert @bostonharbor.bsky.social · 13h

#VesselAlert
Name: #MAKIN_IT_HAPPEN
#MMSI: #368295220
Callsign: #WDN6033
Type: #Pleasure_Craft
#Flag: #USA
Seen: 18-Oct-2025 18:04:06 EDT
Distance: 5.2 nm
Signal #RSSI: -29.5 dBFS
#Ship #AIS VesselAlert © #kx1t - kx1t - aiscatcher - sdr-e