Passenger ship · Flag US

CALIFORNIAHORNBLOWER

CALIFORNIAHORNBLOWER is a passenger ship (MMSI 366961920, flag US). Its last AIS position was reported on 16 Oct 2026 at 20:53 UTC in Port of San Francisco, bound for SFO03&SFO3. AIS Trail recorded 5 port calls in the last 60 days, most recently at San Francisco.

Last position

Position37.80° N, 122.39° WIn Port of San Francisco
Reported20:53 UTC16 Oct 2026
Speed2.9 kn
Course242°

Status: Under way using engine · Destination as broadcast: SFO03&SFO3 · ETA as broadcast: 19 Sep 2026, 21:00 UTC

Position of MMSI 366961920, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameCALIFORNIAHORNBLOWER
IMO number–
MMSI366961920
Call signWDB8632
TypePassenger ship
FlagUS (from the MMSI country code)
Length × beam54 m × 10 m
Highest reported draught3.0 m (last 30 days)
Estimated deadweight≈ 275 t — estimated from AIS dimensions
Destination as broadcastSFO03&SFO3
Seen in AIS10 Oct 2026 – 16 Oct 2026 (last 30 days)

Port calls

Port calls detected by AIS Trail in the last 60 days, newest first.

PortArrived (UTC)Departed (UTC)Time in port
San Francisco USSFO15 Oct 2026, 03:29 UTCNo departure yet–
San Francisco USSFO15 Oct 2026, 00:01 UTC15 Oct 2026, 02:10 UTC2 h 8 min
San Francisco USSFO11 Oct 2026, 20:02 UTC14 Oct 2026, 20:48 UTC3 d
San Francisco USSFO11 Oct 2026, 05:30 UTC11 Oct 2026, 19:45 UTC14 h 15 min
San Francisco USSFO10 Oct 2026, 18:17 UTC11 Oct 2026, 04:30 UTC10 h 12 min

CALIFORNIAHORNBLOWER in the API

The full track, every port call and the live position of CALIFORNIAHORNBLOWER are available through the AIS Trail API. A free key covers the last 7 days of history; paid plans cover the last 12 months, and Pro and Business add live positions.

curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/366961920/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/366961920/port-calls?from=2026-10-10"

Sources

  • Live AIS via aisstream.io, provided without warranty. No published terms
  • Port reference: UN/LOCODE, United Nations Economic Commission for Europe (UNECE), https://unlocode.unece.org, license CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Modified: port entries selected, deduplicated and merged with the World Port Index.
  • Port reference: World Port Index (Pub. 150), National Geospatial-Intelligence Agency (NGA).

Flags come from the MMSI country code, deadweight and size class are estimates from AIS dimensions, port calls are detected by AIS Trail from position reports. All sources and licences: Data sources.

Not for navigation. AIS data can be missing, delayed or wrong; do not use it for navigation, collision avoidance, search and rescue or any other safety-of-life purpose.