jāo Lighthouse
Fl White 1.5s🇨🇳Shengsi County, CNOperational
Location & Light Range
About jāo Lighthouse
Also known as: jāo (Inner Horseshoe Reef)
This cylindrical concrete tower stands 7.5 meters tall and is painted white. Located on a reef off the southern coast of Sìjiāo, the lighthouse emits a single white flash every 1.5 seconds. Its focal plane is 11 meters above the water, providing a geographic range of 10.7 nautical miles. The lighthouse is situated in Shengsi County within China's Zhejiang region. It is approximately 1 kilometer from Maji Shan, the nearest port.
Why it matters: The lighthouse warns vessels of the dangerous reef it occupies off Sìjiāo's southern coast, aiding in safe passage.
Light & Optic
Characteristic Signature
Fl White 1.5s
- Flash Type
- Flashing
- Light Color
- White
- Interval
- 1.5s
- Raw Code
- Fl W 1.5s
- Focal Height
- 11m
- Geographic Range
- 10.7NM
Location
- City
- Shengsi County
- Country
- 🇨🇳China
- Region
- Zhejiang
- Sea Region
- A reef off the southern coast of Sìjiāo.
- Latitude
- 30.6720°
- Longitude
- 122.4362°
Nearby Vessels
Tower & Structure
- Tower Height
- 7.5m
- Tower Shape
- cylindrical
- Tower Color
- white
- Material
- concrete
Structure: round tower, painted white
References & Identifiers
- Nearest Port
- Maji Shan(1.0 km)
- Admiralty No.
- P3740.025
- NGA No.
- 18878.5
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