KOEN
Sangdo (상도등대) in the middle, with the lights within 20 km, in their listed colours.
Sangdo (상도등대) — light characteristic, height, range
2 white flashes every 6 seconds
Count 6 seconds.Flash white, 2 times.Begin again.
- Characteristic
- Fl(2) W 6s 21m 7M
- Height
- 21 m
- Nominal range
- 7 nmi = 13 km
- Type
- Landfall / major light
- Position
- 34.1478°N, 126.8997°E · South Sea coast
Lights nearby
- Docheong Hang (도청항 위본 D호 등부표)4 yellow flashes every 8 seconds · 5.4 km
- Docheong Hang (도청항 위본 C호 등부표)4 yellow flashes every 8 seconds · 5.5 km
- Cheongsando Hang (청산도항 북방파제 등대)One green flash every 6 seconds · 5.8 km
- Docheong Hang (도청항 위본 남방파제 등대)One red flash every 6 seconds · 5.9 km
- Cheongsando Hang (청산도항 남방파제 등대)One red flash every 6 seconds · 5.9 km
- Cheongsando (청산도 한광본 B호 등부표)4 yellow flashes every 8 seconds · 8.8 km
- Cheongsando (청산도 완도 계선 등부표)One white flash every 6 seconds · 8.9 km
- Cheongsando (청산도 한광본 A호 등부표)4 yellow flashes every 8 seconds · 11 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