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Gisamun Dan Lighthouse

Fl W 6s🇰🇷Sokcho Area (Northern Gangwon), KROperational

Location & Light Range

About Gisamun Dan Lighthouse

This operational lighthouse is situated in the Sokcho Area of Northern Gangwon. It projects a white light that flashes once every 6 seconds. The structure's focal height reaches 32 meters above sea level. This light characteristic provides visual cues for mariners navigating the coastal waters.

Why it matters: The lighthouse offers a geographic range of 21 nautical miles, aiding vessels in their approach to the coastline.

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
32m
Geographic Range
21NM

References & Identifiers

Admiralty No.
M4456
NGA No.
16428
OpenStreetMap
View on OSM →

Location

City
Sokcho Area (Northern Gangwon)
Country
🇰🇷KR
Latitude
38.0222°
Longitude
128.7356°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Gisamun Dan Lighthouse at night?+
Gisamun Dan 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 Gisamun Dan Lighthouse guide vessels into?+
Gisamun Dan Lighthouse assists vessels approaching 5 nearby ports. The closest is Jumunjin at 9.5 NM to the SSE. Other ports served include Sokcho (13.1 NM NNW), Okgye/Gangneung (28.4 NM SSE), Mukho/Donghae (33.7 NM SSE), Tonghae (34.1 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Gisamun Dan Lighthouse still active and maintained?+
Yes, Gisamun Dan 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 Gisamun Dan Lighthouse?+
Gisamun Dan 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 Gisamun Dan Lighthouse?+
You can track vessels near Gisamun Dan 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.