KOEN
Hanapdeokdo (하납덕도등대) in the middle, with the lights within 20 km, in their listed colours.
Hanapdeokdo (하납덕도등대) — light characteristic, height, range
One white flash every 6 seconds
Count 6 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 6s 26m 9M
- Height
- 26 m
- Nominal range
- 9 nmi = 17 km
- Type
- Landfall / major light
- Position
- 34.8073°N, 126.2142°E · West Sea coast

Lights nearby
- Yeokdo (역도 남방등부표)One green flash every 5 seconds · 4.1 km
- Geosado (거사도 계선 등부표)One white flash every 6 seconds · 4.6 km
- Oedaldo (외달도 북서방등부표)One green flash every 5 seconds · 4.6 km
- Songgong Hang (송공항 방파제 등대)4 yellow flashes every 8 seconds · 4.7 km
- Siahae (시아해 25호 등부표)2 green flashes every 6 seconds · 5.4 km
- Amchido (암치도 남서방등표)2 white flashes every 5 seconds · 5.4 km
- Bulmugido (불무기도등대)One white flash every 5 seconds · 5.4 km
- Choensa Bridge (천사 대교 B호 등부표)4 yellow flashes every 8 seconds · 5.6 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