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Yeosu Gu Hang Lighthouse

Fl G 4s🇰🇷Yeosu, KROperational

Location & Light Range

About Yeosu Gu Hang Lighthouse

This fiberglass tower stands 39 meters tall and is painted with white and orange bands. The round structure reaches a focal height of 10 meters above sea level. Its green light emits a single flash every 4 seconds. The lighthouse has a geographic range of 5 nautical miles. It is a circular tower made of fiberglass.

Light & Optic

Characteristic Signature
Fl G 4s
Flash Type
Flashing
Light Color
Green
Flash Count
1 flash
Interval
4s
Raw Code
Fl.G. period 4s
Focal Height
10m
Geographic Range
5NM

Location

City
Yeosu
Country
🇰🇷KR
Latitude
34.7379°
Longitude
127.7334°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
39m
Tower Shape
round
Tower Color
white and orange
Material
fiberglass

Structure: Orange truncated glass reinforced plastic(grp) fiberglass tower, white banded; 39

References & Identifiers

Admiralty No.
M4310.54
NGA No.
17140
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Frequently Asked Questions

How do mariners identify Yeosu Gu Hang Lighthouse at night?+
Yeosu Gu Hang displays the characteristic Fl G 4s — 1 green flash every 4 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. The green color may indicate a specific sector or warning zone.
Which ports and harbors does Yeosu Gu Hang Lighthouse guide vessels into?+
Yeosu Gu Hang Lighthouse assists vessels approaching 5 nearby ports. The closest is Yeosu at 3.1 NM to the W. Other ports served include Samil (8.1 NM NNE), Gwangyang (8.9 NM N), Samcheonpo/Sacheon (20.4 NM ENE), Junghwa (31.4 NM E). Mariners should consult the relevant chart for full approach and pilotage information.
Is Yeosu Gu Hang Lighthouse still active and maintained?+
Yes, Yeosu Gu Hang 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 Yeosu Gu Hang Lighthouse?+
Yeosu Gu Hang 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 Yeosu Gu Hang Lighthouse?+
You can track vessels near Yeosu Gu Hang 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.