KOEN
Sonjukdo (손죽도등대) in the middle, with the lights within 20 km, in their listed colours.
Sonjukdo (손죽도등대) — light characteristic, height, range
One white flash every 15 seconds
Count 15 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 15s 15m 9M
- Height
- 15 m
- Nominal range
- 9 nmi = 17 km
- Type
- Landfall / major light
- Position
- 34.2954°N, 127.3514°E · South Sea coast

Lights nearby
- Sonjuk Hang (손죽항 시티 B호 등부표)4 yellow flashes every 8 seconds · 787 m
- Sonjuk Hang (손죽항 시티 A호 등부표)4 yellow flashes every 8 seconds · 826 m
- Sonjuk Hang (손죽항 시티 C호 등부표)4 yellow flashes every 8 seconds · 951 m
- Sonjukdo (손죽도 계선 등부표)One white flash every 6 seconds · 1.0 km
- Muhakdo (무학도등대)One white flash every 6 seconds · 4.4 km
- Jimado (지마도등대)2 white flashes every 6 seconds · 4.7 km
- Goheung KSPFA No B (고흥 김생산어민연합 B호 등부표)4 yellow flashes every 8 seconds · 6.1 km
- Goheung KSPFA No C (고흥 김생산어민연합 C호 등부표)4 yellow flashes every 8 seconds · 6.1 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