KOEN
Udo (우도등대) in the middle, with the lights within 20 km, in their listed colours.
Udo (우도등대) — light characteristic, height, range
One white flash every 20 seconds
Count 20 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 20s 140m 27M
- Height
- 140 m
- Nominal range
- 27 nmi = 50 km
- Visible sector
- W 042°∼019°(337°)
- Type
- Landfall / major light
- Position
- 33.4927°N, 126.9659°E · South Sea coast
Lights nearby
- Udo Hang (우도항 방파제 등대)One red flash every 6 seconds · 1.5 km
- Udo (우도등표)3 quick white flashes every 10 seconds · 2.5 km
- Haumokdong Hang (하우 목동항 북방파제 등대)One green flash every 5 seconds · 3.0 km
- Juheungdong Hang (주흥동항 방파제 등대)One green flash every 4 seconds · 3.1 km
- Seongsanpo Hang E Breakwater (성산포항 동방파제 등대)One green flash every 4 seconds · 3.2 km
- Udo (우도등부표)One yellow flash every 4 seconds · 3.4 km
- Seongsanpo Hang (성산포항 북방파제 동단 등대)One red flash every 4 seconds · 3.4 km
- Jongdal-ri (종달 SK텔레콤 A호 등부표)One yellow flash every 5 seconds · 3.7 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