KOEN
Isigaki in the middle, with the lights within 20 km, in their listed colours.
Isigaki — light characteristic, height, range
2 green flashes every 8 seconds
Count 8 seconds.Flash green, 2 times.Begin again.
- Characteristic
- Fl(2) G 8s
- Height
- 17 m
- Nominal range
- 7 nmi = 13 km
- Type
- light minor
- Position
- 24.3351°N, 124.1364°E

Lights nearby
- One green flash every 3 seconds · 404 m
- Ishigaki Ko (Ishigaki Ko)2 red flashes every 6 seconds · 500 m
- One green flash every 3 seconds · 1.3 km
- Hirakubosaki Lighthouse (平久保灯台)White, 3 s on and 3 s off · 36 km
- 2 red flashes every 6 seconds · 123 km
- One green flash every 3 seconds · 126 km
- One green flash every 3 seconds · 127 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