Ryotsu Ko North Breakwater Lighthouse
Fl R 4s🇯🇵Honshu-Northwest Coast, JPOperational
Location & Light Range
About Ryotsu Ko North Breakwater Lighthouse
This concrete tower stands 40 meters high and exhibits white and red banding. Its light is positioned at a focal height of 19 meters above the water. The lighthouse emits a single red flash every 4 seconds, with a geographic range of 7 nautical miles. However, the light's visibility is obstructed between 000 and 250 degrees due to the surrounding landmass.
Light & Optic
Characteristic Signature
Fl R 4s
- Flash Type
- Flashing
- Light Color
- Red
- Flash Count
- 1 flash
- Interval
- 4s
- Raw Code
- Fl.R. period 4s
- Focal Height
- 19m
- Light Range
- 7NM (13.0 km)
- Geographic Range
- 7NM
Location
- City
- Honshu-Northwest Coast
- Country
- 🇯🇵JP
- Latitude
- 38.0809°
- Longitude
- 138.4499°
Nearby Vessels
Tower & Structure
- Tower Height
- 40m
- Tower Color
- white and red
- Material
- concrete
Structure: White concrete tower, red banded; 40. Obscured 000°-250° by land
References & Identifiers
- Admiralty No.
- M7094
- NGA No.
- 3292
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