Ao Shima Lighthouse
Location & Light Range
About Ao Shima Lighthouse
Also known as: Ao Shima (Iyo Aoshima)
This lighthouse stands atop an isolated, high island in Iyo Bay, about 20 kilometers west of the city of Iyo. The structure is a round white concrete tower measuring 12 meters high. Its light emits a single white flash every 8 seconds from a focal height of 102 meters, providing a geographic range of 25.1 nautical miles. This solitary tower is situated approximately 6.8 kilometers from the port of Nagahama, Ehime. Its operational status is confirmed, contributing to maritime safety in the region.
Why it matters: The lighthouse's elevated position and considerable range are critical for warning vessels of the island's presence and guiding them safely through Iyo Bay.
Light & Optic
- Flash Type
- Flashing
- Light Color
- White
- Flash Count
- 2 flashes
- Interval
- 8s
- Raw Code
- Fl W 8s
- Focal Height
- 102m
- Geographic Range
- 25.1NM
Location
- City
- Ozu
- Country
- 🇯🇵Japan
- Region
- Ehime Prefecture
- Sea Region
- Located atop an isolated high island in Iyo Bay about 20 km west of Iyo.
- Latitude
- 33.7358°
- Longitude
- 132.4772°
Nearby Vessels
Tower & Structure
- Tower Height
- 12m
- Tower Shape
- cylindrical
- Tower Color
- white
- Material
- concrete
Structure: round white concrete tower
References & Identifiers
- Nearest Port
- Nagahama, Ehime(6.8 km)
- Admiralty No.
- M5644.4
- NGA No.
- 9144
- ARLHS No.
- JPN-192
اعثر على منارة Ao Shima على الخريطة البحرية المباشرة
خطّط رحلاتك قرب Japan، وشاهد السفن المجاورة في الوقت الفعلي، واستكشف أكثر من 14,900 معلَم ملاحي في التطبيق.