KOEN
Ippado (입파도등대) in the middle, with the lights within 20 km, in their listed colours.
Ippado (입파도등대) — light characteristic, height, range
One white flash every 10 seconds
Count 10 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 10s 119m 20M
- Height
- 119 m
- Nominal range
- 20 nmi = 37 km
- Type
- Landfall / major light
- Position
- 37.1086°N, 126.5397°E · West Sea coast

Lights nearby
- Ippado Hang (입파도항 북방파제 등표)One green flash every 5 seconds · 524 m
- Asanman (아산만 6호 등부표)One red flash every 4 seconds · 1.4 km
- Haksanseo (학산서등표)Continuous quick white flashes · 1.6 km
- Asanman (아산만 8호 등부표)One red flash every 4 seconds · 1.8 km
- Asanman (아산만 4호 등부표)One red flash every 4 seconds · 2.0 km
- Asanman (아산만 2호 등부표)One red flash every 4 seconds · 2.7 km
- Asanman (아산만 5호 등부표)One green flash every 4 seconds · 2.8 km
- Asanman (아산만 10호 등부표)One red flash every 4 seconds · 2.8 km
Not for navigation. Use official NOAA charts and USCG Local Notices to Mariners.
Real periods; the phase is reconstructed from a fixed clock (real lights don't keep time with each other).
Sources: KHOA light list (국립해양조사원 등대표) (opens in a new tab) · Checked