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Goseo Lighthouse

Fl W 6s🇰🇷Yeosu, KROperational

Location & Light Range

About Goseo Lighthouse

Goseo Lighthouse is a white, octagonal concrete tower that stands 30 meters in height. The focal plane of its light is 34 meters above sea level. This navigational aid emits a single white flash every 6 seconds. The structure also broadcasts an Automatic Identification System (AIS) signal.

Light & Optic

Characteristic Signature
Fl W 6s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
6s
Raw Code
Fl.W. period 6s
Focal Height
34m
Geographic Range
9NM

Location

City
Yeosu
Country
🇰🇷KR
Latitude
34.5435°
Longitude
127.6482°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
30m
Tower Shape
octagonal
Tower Color
white
Material
concrete

Structure: White octagonal concrete tower; 30. AIS (MMSI No 994402956)

References & Identifiers

Admiralty No.
M4307
NGA No.
17224
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Frequently Asked Questions

How do mariners identify Goseo Lighthouse at night?+
Goseo displays the characteristic Fl W 6s — 1 white flash every 6 seconds. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area.
Which ports and harbors does Goseo Lighthouse guide vessels into?+
Goseo Lighthouse assists vessels approaching 5 nearby ports. The closest is Yeosu at 11.9 NM to the N. Other ports served include Samil (20.5 NM NNE), Gwangyang (20.8 NM N), Narodo (21.9 NM WSW), Nokdongsin (25.5 NM W). Mariners should consult the relevant chart for full approach and pilotage information.
Is Goseo Lighthouse still active and maintained?+
Yes, Goseo Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
What shipping routes pass near Goseo Lighthouse?+
Goseo Lighthouse is located within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Goseo Lighthouse?+
You can track vessels near Goseo Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.