KOEN
Ulleungdo (울릉도등대) in the middle, with the lights within 20 km, in their listed colours.
Ulleungdo (울릉도등대) — light characteristic, height, range
One white flash every 25 seconds
Count 25 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 25s 182m 26M
- Height
- 182 m
- Nominal range
- 26 nmi = 48 km
- Visible sector
- W 002°∼246°(244°)
- Type
- Landfall / major light
- Position
- 37.5180°N, 130.7976°E · East Sea coast
Lights nearby
- Taeha Hang No B (태하항 동아 B호 등부표)4 yellow flashes every 8 seconds · 658 m
- Taeha Hang No A (태하항 동하 A호 등부표)4 yellow flashes every 8 seconds · 737 m
- Hyeonpo Hang (현포항 내측 북방파제 등대)One red flash every 6 seconds · 2.8 km
- Hyeonpo Hang (현포항 북방파제 등대)One red flash every 5 seconds · 2.9 km
- Hyeonpo Hang (현포항 동방파제 등대)One green flash every 5 seconds · 3.1 km
- Malbawi (말바위 추암 등표)9 quick white flashes every 15 seconds · 3.8 km
- Ulleungdo KIOST (울릉 해양과기원 해양관측 등부표)5 yellow flashes every 20 seconds · 4.0 km
- Namyang Hang (남양항 남방파제 등대)One green flash every 5 seconds · 6.7 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