Get the MarineRadar appSatellite AISSatellite live trackingTrack any shipLive alerts112,000+ ships trackedDownload free

Antsiranana Port Lighthouse

Iso WRG 4s🇲🇬Madagascar, MGOperational

Location & Light Range

About Antsiranana Port Lighthouse

This port lighthouse became operational in 1960. Its focal height reaches 13 meters above sea level. The light emits an isophase signal, displaying white, red, or green light in a repeating 4-second cycle. Its construction date matches its first year of operation.

Light & Optic

Characteristic Signature
Iso WRG 4s
Flash Type
Isophase
Light Color
WRG
Flash Count
1 flash
Interval
4s
Raw Code
Iso.W.R.G. period 4s
Focal Height
13m

Location

City
Madagascar
Country
🇲🇬MG
Latitude
-12.2677°
Longitude
49.2890°

Nearby Vessels

Flag
Type
Name
Dist.

Construction & History

Year Built
1960

References & Identifiers

Admiralty No.
D6922
NGA No.
32336
Wikidata
Q105648162 →
Live tracking · 50,000+ mariners

Find Antsiranana Port Lighthouse on the live nautical map

Plan voyages near MG, see nearby vessels in real time, and explore 14,900+ navigation aids in the app.

Nautical mapNearby vesselsVoyage planning
Get the App

Frequently Asked Questions

How do mariners identify Antsiranana Port Lighthouse at night?+
Antsiranana Port displays the characteristic Iso WRG 4s — 1 wrg flash every 4 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. The wrg color may indicate a specific sector or warning zone.
Which ports and harbors does Antsiranana Port Lighthouse guide vessels into?+
Antsiranana Port Lighthouse assists vessels approaching 1 nearby port. The closest is Antsiranana at 0.6 NM to the SSW. Mariners should consult the relevant chart for full approach and pilotage information.
Is Antsiranana Port Lighthouse still active and maintained?+
Yes, Antsiranana Port 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 Antsiranana Port Lighthouse?+
You can track vessels near Antsiranana Port 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.