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Serdang Lighthouse

Fl (3) W 10s🇮🇩Southern Sumatra, IDOperational

Location & Light Range

About Serdang Lighthouse

A white metal framework tower, 13 meters in height, marks this location. The light displays three white flashes every 10 seconds. The focal plane is 62 meters above sea level, providing a geographic range of 21 nautical miles. The tower itself is square and constructed of metal, painted white. A lantern room and gallery are also part of the structure, with the lantern painted red. The lighthouse is situated on an island at the western entrance to the Sunda Strait.

Light & Optic

Characteristic Signature
Fl (3) W 10s
Flash Type
Flashing
Light Color
White
Flash Count
3 flashes
Interval
10s
Raw Code
F.R.
Focal Height
62m
Geographic Range
21NM

Location

City
Southern Sumatra
Country
🇮🇩ID
Latitude
-5.8223°
Longitude
105.3869°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
13m
Tower Shape
square
Tower Color
white
Material
metal

Structure: White metal framework tower; 13 1

References & Identifiers

Admiralty No.
Q0926.5
NGA No.
23020
ARLHS No.
IDO-276
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Frequently Asked Questions

How do mariners identify Serdang Lighthouse at night?+
Serdang displays the characteristic Fl (3) W 10s — 3 white flashes every 10 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 Serdang Lighthouse guide vessels into?+
Serdang Lighthouse assists vessels approaching 5 nearby ports. The closest is Tarahan at 16.6 NM to the N. Other ports served include Panjang (21.3 NM NNW), Pasir Panjang (21.8 NM N), BAKAUHENI (22.4 NM E), Anyer Kidul (33.1 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Serdang Lighthouse still active and maintained?+
Yes, Serdang 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.
How can I track vessels near Serdang Lighthouse?+
You can track vessels near Serdang 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.