KOEN
Sochido (소치도등대) in the middle, with the lights within 20 km, in their listed colours.
Sochido (소치도등대) — light characteristic, height, range
One white flash every 10 seconds
Count 10 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 10s 65m 9M
- Height
- 65 m
- Nominal range
- 9 nmi = 17 km
- Visible sector
- W 251°∼168°(277°)
- Type
- Landfall / major light
- Position
- 34.6760°N, 127.9488°E · South Sea coast

Lights nearby
- Yeosuhaeman (여수해만 1호 등부표)3 green flashes every 7 seconds · 3.5 km
- Geumsan (금산등대)2 white flashes every 6 seconds · 4.8 km
- Yeosuhaeman Jungang B (여수해만 중앙 B호 등부표)2 white flashes every 5 seconds · 6.1 km
- Baekseo (백서등대)One white flash every 6 seconds · 6.5 km
- Yeosuhaeman (여수해만 4호 등부표)2 red flashes every 6 seconds · 7.2 km
- Seolli Hang Breakwater (설리항 방파제 등대)One green flash every 4 seconds · 8.0 km
- Badakyeo (바닥여등표)2 white flashes every 5 seconds · 8.0 km
- Yeosuhaeman Jungang A (여수해만 중앙 A호 유도 등부표)One long white flash every 10 seconds · 9.0 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