KOEN
Bangseo (방서등대) in the middle, with the lights within 20 km, in their listed colours.
Bangseo (방서등대) — light characteristic, height, range
One white flash every 6 seconds
Count 6 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 6s 25m 7M
- Height
- 25 m
- Nominal range
- 7 nmi = 13 km
- Type
- Landfall / major light
- Position
- 33.9207°N, 126.3995°E · South Sea coast

Lights nearby
- Sinyang Hang (추자 신양항 동방파제 등대)One red flash every 4 seconds · 6.7 km
- Sinyang Hang (추자 신양항 남방파제 등대)One green flash every 4 seconds · 6.9 km
- Chuja Sinyang Hang (추자 신양항등부표)One green flash every 5 seconds · 7.1 km
- Yecho Hang (예초항 방파제 등대)One green flash every 6 seconds · 7.4 km
- Chujado (추자도 가막여 등표)2 white flashes every 5 seconds · 7.8 km
- Mangdo (망도등대)2 white flashes every 8 seconds · 8.2 km
- Mungni Hang (묵리항 한양 등부표)4 yellow flashes every 8 seconds · 8.7 km
- Chuja Hang No 4 (추자항 4호 등부표)One red flash every 6 seconds · 9.2 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