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Tenau Lighthouse

Fl W 3s🇮🇩Nusa Tenggara (Lesser Sunda Islands), IDOperational

Location & Light Range

About Tenau Lighthouse

This fiberglass lighthouse stands 33 meters tall and is painted white. It is situated in Nusa Tenggara, part of the Lesser Sunda Islands. The structure is made of glass-reinforced plastic. Its light emits a single white flash every 3 seconds. This navigational aid has a geographic range of 15 nautical miles.

Light & Optic

Characteristic Signature
Fl W 3s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
3s
Raw Code
Fl.W. period 3s
Focal Height
98m
Geographic Range
15NM

Location

City
Nusa Tenggara (Lesser Sunda Islands)
Country
🇮🇩ID
Latitude
-10.1897°
Longitude
123.5302°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
33m
Tower Color
white
Material
fiberglass

Structure: Glass reinforced plastic(grp) fiberglass tower; 33

References & Identifiers

Admiralty No.
Q1365
NGA No.
25700
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Frequently Asked Questions

How do mariners identify Tenau Lighthouse at night?+
Tenau displays the characteristic Fl W 3s — 1 white flash every 3 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 Tenau Lighthouse guide vessels into?+
Tenau Lighthouse assists vessels approaching 1 nearby port. The closest is Kupang, Timor at 0.5 NM to the S. Mariners should consult the relevant chart for full approach and pilotage information.
Is Tenau Lighthouse still active and maintained?+
Yes, Tenau 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 Tenau Lighthouse?+
You can track vessels near Tenau 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.