KOEN
Geogeum (거금 오동도 등대) in the middle, with the lights within 20 km, in their listed colours.
Geogeum (거금 오동도 등대) — light characteristic, height, range
One white flash every 5 seconds
Count 5 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 5s 39m 9M
- Height
- 39 m
- Nominal range
- 9 nmi = 17 km
- Visible sector
- W 299°∼156°(217°)
- Type
- Landfall / major light
- Position
- 34.4414°N, 127.0930°E · South Sea coast

Lights nearby
- Geogeumdo (거금 연흥 A호 등부표)4 yellow flashes every 8 seconds · 2.2 km
- Sumeunyeo (숨은여등표)One green flash every 4 seconds · 2.2 km
- Geogeumdo (거금 연흥 B호 등부표)4 yellow flashes every 8 seconds · 2.3 km
- Yeonheungdo (연흥도등표)Continuous quick white flashes · 3.1 km
- Jinmakgeum (진막금등표)Continuous quick white flashes · 3.4 km
- Bigyeondo (비견도 남방등표)6 quick white flashes + one long every 15 seconds · 4.1 km
- Geogeumdo Baram Weather Tower (거금도 세상조은바람 해상기상탑등)Morse U (··−) in white every 10 seconds · 5.9 km
- Geumdangdo (금당도등대)One white flash every 6 seconds · 6.4 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