KOEN
Dolsando (돌산도등대) in the middle, with the lights within 20 km, in their listed colours.
Dolsando (돌산도등대) — light characteristic, height, range
One white flash every 5 seconds
Count 5 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 5s 115m 9M
- Height
- 115 m
- Nominal range
- 9 nmi = 17 km
- Visible sector
- W 176°∼352°(176°)
- Type
- Landfall / major light
- Position
- 34.7031°N, 127.7883°E · South Sea coast

Lights nearby
- Uam (우암등표)2 white flashes every 5 seconds · 1.8 km
- Gaksinnyeo (각신여등표)3 quick white flashes every 10 seconds · 4.0 km
- Dolsan Yeosu Ocean No A (돌산 여수해양 A호 등부표)Continuous quick white flashes · 4.4 km
- Yangam (양암등표)2 white flashes every 10 seconds · 4.6 km
- Dolsan Yeosu Ocean No B (돌산 여수해양 B호 등부표)4 yellow flashes every 8 seconds · 4.6 km
- Odongdo (오동도 남방등부표)6 quick white flashes + one long every 15 seconds · 4.7 km
- Gukdong Hang (국동항 B호 등부표)4 yellow flashes every 8 seconds · 4.8 km
- Yeosuhaeman Jungang C (여수해만 중앙 C호 유도 등부표)White, 2 s on and 2 s off · 4.8 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