KOEN
Sosambudo (소삼부도등대) in the middle, with the lights within 20 km, in their listed colours.
Sosambudo (소삼부도등대) — light characteristic, height, range
One white flash every 6 seconds
Count 6 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 6s 40m 7M
- Height
- 40 m
- Nominal range
- 7 nmi = 13 km
- Type
- Landfall / major light
- Position
- 34.0426°N, 127.3618°E · South Sea coast

Lights nearby
- Ojiyeo (오지여등표)One red flash every 6 seconds · 2.7 km
- Geomundo (거문도 A호 등부표)4 yellow flashes every 8 seconds · 4.6 km
- Geomundo (거문도 B호 등부표)4 yellow flashes every 8 seconds · 4.9 km
- Geomundo Hang (거문도항 동도 남방파제 등대)One red flash every 4 seconds · 4.9 km
- Geomundo Hang (거문도항 고도 동방파제 등대)One green flash every 4 seconds · 5.0 km
- Geomundo Hang (거문도항 제 3동방파제 등대)2 red flashes every 6 seconds · 5.1 km
- Geomundo Hang (거문도항 고도 서방파제 등대)One green flash every 5 seconds · 5.2 km
- Samho Bridge (삼호교 교량등)Steady green light · 5.3 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