KOEN
Megi Sima in the middle, with the lights within 20 km, in their listed colours.
Megi Sima — light characteristic, height, range
White, 3 s on and 3 s off
On for 3 seconds.Off for 3 seconds.Begin again.
- Characteristic
- Iso W 6s
- Height
- 46 m
- Nominal range
- 18 nmi = 33 km
- Type
- light minor
- Position
- 34.3800°N, 134.0380°E

Lights nearby
- Megi Ko (Red Light House)Red, 2 s on and 2 s off · 1.5 km
- Megi Sima (Ogre's Light House)One green flash every 3 seconds · 1.7 km
- Red, dark once every 8 seconds · 2.6 km
- Green, 3 s on and 3 s off · 2.6 km
- Red, dark once every 8 seconds · 2.9 km
- One green flash every 3 seconds · 3.1 km
- Green, dark once every 4 seconds · 4.7 km
- Naoshima-ko. (Naoshima-ko.)Green, 2 s on and 2 s off · 9.0 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