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Jedeongman Lighthouse

Fl (2) W 5s🇰🇷Masan and Geoje Area, KROperational

Location & Light Range

About Jedeongman Lighthouse

Jedeongman is a yellow and black cylindrical concrete lighthouse, standing 62 meters tall. Its focal plane is 17 meters above the water. The light emits a single green flash every 3 seconds. The structure is positioned on a reef northwest of Gotdo, accessible only by boat. This South Korean lighthouse is identified by the NGA list number 16793 and Admiralty number M4345.35.

Light & Optic

Characteristic Signature
Fl (2) W 5s
Flash Type
Flashing
Light Color
White
Flash Count
2 flashes
Interval
5s
Raw Code
Fl.G. period 3s
Focal Height
17m
Geographic Range
3NM

Location

City
Masan and Geoje Area
Country
🇰🇷KR
Latitude
35.0908°
Longitude
128.7336°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
62m
Tower Shape
cylindrical
Tower Color
yellow and lower half black
Material
concrete

Structure: S. CARDINAL (IALA B) Black beacon, yellow top, black topmark; 62

References & Identifiers

Admiralty No.
M4345.35
NGA No.
16793
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Frequently Asked Questions

How do mariners identify Jedeongman Lighthouse at night?+
Jedeongman displays the characteristic Fl (2) W 5s — 2 white flashes every 5 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 Jedeongman Lighthouse guide vessels into?+
Jedeongman Lighthouse assists vessels approaching 5 nearby ports. The closest is Jinhae at 3.2 NM to the NW. Other ports served include Busan New Port (3.6 NM ESE), Masan (8.8 NM NW), Okpo/Geoje (12.1 NM S), Gohyeon/Geoje (13 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Jedeongman Lighthouse still active and maintained?+
Yes, Jedeongman 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 Jedeongman Lighthouse?+
Jedeongman 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 Jedeongman Lighthouse?+
You can track vessels near Jedeongman 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.