KOEN
Sambongdan (삼봉단등대) in the middle, with the lights within 20 km, in their listed colours.
Sambongdan (삼봉단등대) — light characteristic, height, range
One white flash every 4 seconds
Count 4 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 4s 18m 11M
- Height
- 18 m
- Nominal range
- 11 nmi = 20 km
- Visible sector
- W 202°∼035°(193°)
- Type
- Landfall / major light
- Position
- 35.1449°N, 126.1639°E · West Sea coast

Lights nearby
- Jeonjangpo (전장포등표)2 white flashes every 5 seconds · 1.5 km
- Bongri (봉리등대)One white flash every 6 seconds · 3.7 km
- Daegakssido (대각씨도 남방등부표)6 quick white flashes + one long every 15 seconds · 4.9 km
- Sangnagwoldo (상낙월도 계선 등부표)One white flash every 6 seconds · 5.9 km
- Nakwoldo (하낙월도등표)6 quick white flashes + one long every 15 seconds · 6.2 km
- Imja 2 Bridge (임자 2대교 교량등)Green, 2 s on and 2 s off · 6.6 km
- Imja 2 Bridge (임자 2대교 교량등)Green, 2 s on and 2 s off · 6.6 km
- Imja 2 Bridge (임자 2대교 교량등)White, 2 s on and 2 s off · 6.6 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