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Pelabuhan Loktuan Batutanbu Range Rear Lighthouse

Iso white 4s🇮🇩IDOperational

Location & Light Range

About Pelabuhan Loktuan Batutanbu Range Rear Lighthouse

Also known as: Pelabuhan Loktuan Batutanbu Range Rear (A2)

This square pyramidal metal tower stands 20 meters tall and functions as the rear range light for Pelabuhan Loktuan Batutanbu. Its daymark features horizontal bands of red and white. The structure is situated within a marshy area, 320 meters south-southeast of its front-range counterpart. It emits an isophase white light from a focal height of 20 meters, visible for 13.2 nautical miles. The tower is located near Bontang, Indonesia.

Why it matters: This range light, when aligned with the front light, marks a safe passage for vessels navigating into or out of the port of Bontang.

Light & Optic

Characteristic Signature
Iso white 4s
Flash Type
Isophase
Light Color
white
Interval
4s
Raw Code
Iso.W
Focal Height
20m
Geographic Range
13.2NM

Location

Country
🇮🇩ID
Latitude
0.1309°
Longitude
117.5543°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
20m
Tower Shape
square
Tower Color
white

Structure: square pyramidal metal tower with a daymark colored with red and white horizontal bands

References & Identifiers

Nearest Port
Bontang(4.1 km)
Admiralty No.
F2025.41
NGA No.
24797.1
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Frequently Asked Questions

How do mariners identify Pelabuhan Loktuan Batutanbu Range Rear Lighthouse at night?+
Pelabuhan Loktuan Batutanbu Range Rear displays the characteristic Iso white 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Pelabuhan Loktuan Batutanbu Range Rear Lighthouse guide vessels into?+
Pelabuhan Loktuan Batutanbu Range Rear Lighthouse assists vessels approaching 5 nearby ports. The closest is Bontang, Kl at 2.1 NM to the WNW. Other ports served include Tanjung Merangas (6.3 NM SSW), SANGATA (13.7 NM N), Santan Terminal, Kl (14.4 NM S), Muara Berau (24.3 NM S). Mariners should consult the relevant chart for full approach and pilotage information.
Is Pelabuhan Loktuan Batutanbu Range Rear Lighthouse still active and maintained?+
Yes, Pelabuhan Loktuan Batutanbu Range Rear 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 Pelabuhan Loktuan Batutanbu Range Rear Lighthouse?+
You can track vessels near Pelabuhan Loktuan Batutanbu Range Rear 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.