KOEN
Dumido (두미도등대) in the middle, with the lights within 20 km, in their listed colours.
Dumido (두미도등대) — light characteristic, height, range
One white flash every 6 seconds
Count 6 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 6s 22m 9M
- Height
- 22 m
- Nominal range
- 9 nmi = 17 km
- Type
- Landfall / major light
- Position
- 34.7114°N, 128.1754°E · South Sea coast

Lights nearby
- Dumido Hangyeong No B (두미도 한경 B호 등부표)4 yellow flashes every 8 seconds · 1.2 km
- Dumido Hangyeong No A (두미도 한경 A호 등부표)4 yellow flashes every 8 seconds · 3.6 km
- Sangnodaedo Hangyeong (상노대도 한경 등부표)4 yellow flashes every 8 seconds · 5.7 km
- Yokjido (욕지도 통영시 B호 등부표)4 yellow flashes every 8 seconds · 7.9 km
- Kkachiyeo (까치여등표)2 white flashes every 5 seconds · 8.0 km
- Nammudo (남무도등표)Continuous quick white flashes · 8.2 km
- Yokjido (욕지도 통영시 A호 등부표)4 yellow flashes every 8 seconds · 8.6 km
- Haseo (하서등표)2 white flashes every 10 seconds · 8.7 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