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Gunnae Lighthouse

Fl Red 4s🇰🇷Yeosu-si, KROperational

Location & Light Range

About Gunnae Lighthouse

This cylindrical concrete tower, standing 10 meters tall, was built in 2018 and is painted red. It emits a red flash every 4 seconds, visible for 10.4 nautical miles. The lighthouse is situated in the South Jeolla region, guiding vessels on the approach to Dolsan Hang from Geomodo. The site is accessible by boat and open to visitors, though entry into the tower is not permitted. Its construction material is concrete, and its focal height matches the tower's height.

Why it matters: The Gunnae lighthouse provides clear guidance for vessels navigating the specific approach to Dolsan Hang from Geomodo, ensuring safe passage in this maritime area.

Light & Optic

Characteristic Signature
Fl Red 4s
Flash Type
Flashing
Light Color
Red
Interval
4s
Raw Code
Fl R 4s
Focal Height
10m
Geographic Range
10.4NM

Construction & History

Year Built
2018

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
10m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: round concrete tower, painted red

Location

City
Yeosu-si
Country
🇰🇷South Korea
Region
South Jeolla
Sea Region
approach to Dolsan Hang from Geomodo
Latitude
34.6074°
Longitude
127.7319°

References & Identifiers

Nearest Port
Yeosu(7.6 km)
Admiralty No.
M4308.54.
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Frequently Asked Questions

How do mariners identify Gunnae Lighthouse at night?+
Gunnae displays the characteristic Fl Red 4s. 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Gunnae Lighthouse guide vessels into?+
Gunnae Lighthouse assists vessels approaching 5 nearby ports. The closest is Yeosu at 8.6 NM to the NNW. Other ports served include Samil (15.8 NM N), Gwangyang (16.7 NM N), Samcheonpo/Sacheon (25.3 NM NE), Narodo (27.4 NM WSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Gunnae Lighthouse still active and maintained?+
Yes, Gunnae 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 Gunnae Lighthouse?+
Gunnae 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 Gunnae Lighthouse?+
You can track vessels near Gunnae 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.