KOEN
Hoenggando (횡간도 문서 등대) in the middle, with the lights within 20 km, in their listed colours.
Hoenggando (횡간도 문서 등대) — light characteristic, height, range
One white flash every 10 seconds
Count 10 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 10s 25m 7M
- Height
- 25 m
- Nominal range
- 7 nmi = 13 km
- Type
- Landfall / major light
- Position
- 34.0114°N, 126.3275°E · South Sea coast

Lights nearby
- Chujado (추자도 가막여 등표)2 white flashes every 5 seconds · 5.6 km
- Chuja Hang (추자항 파제제 북단 등대)2 yellow flashes every 6 seconds · 5.8 km
- Chuja Hang No 4 (추자항 4호 등부표)One red flash every 6 seconds · 5.8 km
- Chuja Hang (추자항 파제제 남단 등대)2 red flashes every 6 seconds · 6.0 km
- Chuja Hang (추자항 방파제 등대)One red flash every 4 seconds · 6.1 km
- Chuja Hang (추자항 해동 B호 등부표)4 yellow flashes every 8 seconds · 6.1 km
- Chuja Hang No 5 (추자항 5호 등부표)2 green flashes every 6 seconds · 6.2 km
- Damuraemi (다무래미등대)One white flash every 4 seconds · 6.2 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