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Musu Dan Lighthouse

Fl (2) W 15s🇰🇵North Korea, KPOperational

Location & Light Range

About Musu Dan Lighthouse

This lighthouse was constructed in 1911 and first illuminated the same year. The structure stands 9 meters tall, with its light positioned at a focal height of 83 meters. It emits two white flashes in a 15-second cycle. The geographic range of the light is 23 nautical miles. The lighthouse remains operational.

Light & Optic

Characteristic Signature
Fl (2) W 15s
Flash Type
Flashing
Light Color
White
Flash Count
2 flashes
Interval
15s
Raw Code
Fl.(2)W. period 15s
Focal Height
83m
Geographic Range
23NM

Construction & History

Year Built
1911

References & Identifiers

Admiralty No.
M4530
NGA No.
16280
Wikidata
Q106465526 →

Tower & Structure

Tower Height
9m

Location

City
North Korea
Country
🇰🇵KP
Latitude
40.8342°
Longitude
129.7140°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Musu Dan Lighthouse at night?+
Musu Dan displays the characteristic Fl (2) W 15s — 2 white flashes every 15 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 Musu Dan Lighthouse guide vessels into?+
Musu Dan Lighthouse assists vessels approaching 3 nearby ports. The closest is Songjin at 25.5 NM to the WSW. Other ports served include Odaejin (33.3 NM N), Tanchon (44.2 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Musu Dan Lighthouse still active and maintained?+
Yes, Musu 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 Musu Dan Lighthouse?+
Musu 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 Musu Dan Lighthouse?+
You can track vessels near Musu 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.