KOEN
大阪港大和川北防波堤灯台 in the middle, with the lights within 20 km, in their listed colours.
大阪港大和川北防波堤灯台 — light characteristic, height, range
Green, 2 s on and 2 s off
On for 2 seconds.Off for 2 seconds.Begin again.
- Characteristic
- Iso G 4s
- Height
- 15 m
- Nominal range
- 12 nmi = 22 km
- Type
- light minor
- Position
- 34.6108°N, 135.4013°E

Lights nearby
- No.7 (No.7)2 green flashes every 6 seconds · 793 m
- No.8 (No.8)One red flash every 3 seconds · 868 m
- No.6 (No.6)One red flash every 3 seconds · 1.1 km
- No.10 (No.10)One red flash every 3 seconds · 1.1 km
- 大阪港大和川南防波堤北灯台Red, 2 s on and 2 s off · 1.4 km
- No.3 (No.3)2 green flashes every 6 seconds · 1.7 km
- 大阪港大和川南防波堤南灯台One green flash every 4 seconds · 1.7 km
- 大阪南港沖防波堤灯台2 green flashes every 6 seconds · 1.8 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