KOEN
Hososhima Ko (細島灯台) in the middle, with the lights within 20 km, in their listed colours.
Hososhima Ko (細島灯台) — light characteristic, height, range
Alternating white and green every 10 seconds
White.Green.Once around every 10 seconds.
- Characteristic
- Al Fl WG 10s
- Height
- 101 m
- Nominal range
- 25 nmi = 46 km
- Type
- light major
- Position
- 32.4234°N, 131.6854°E

Lights nearby
- Green, 3 s on and 3 s off · 3.6 km
- Tsurumisaki Lighthouse (鶴御崎灯台)One white flash every 8 seconds · 68 km
- Mabune (Mabune)White, 3 s on and 3 s off · 98 km
- Ashikabae Lighthouse (海獺碆灯台)One white flash every 3 seconds · 99 km
- 2 white flashes every 5 seconds · 100 km
- 2 green flashes every 6 seconds · 102 km
- Sadamisaki Lighthouse (佐田岬灯台)3 white flashes every 20 seconds · 107 km
- Yatsushiro Ko (Yatsushiro Ko)2 red flashes every 8 seconds · 109 km
Not for navigation. Use the country's official charts and Notices to Mariners.
Real periods; the phase is reconstructed from a fixed clock (real lights don't keep time with each other).
Sources: OpenStreetMap seamarks (OSM) (opens in a new tab) · Checked