KOEN
Heukseo (흑서등대) in the middle, with the lights within 20 km, in their listed colours.
Heukseo (흑서등대) — light characteristic, height, range
One white flash every 4 seconds
Count 4 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 4s 24m 11M
- Height
- 24 m
- Nominal range
- 11 nmi = 20 km
- Visible sector
- W 003°∼278°(275°)
- Type
- Landfall / major light
- Position
- 34.7016°N, 125.4418°E · West Sea coast
Lights nearby
- Heuksando Hang (흑산도항 북방파제 등대)2 red flashes every 6 seconds · 616 m
- Heuksando Hang (흑산도항 남방파제 등대)2 green flashes every 6 seconds · 814 m
- Munam Bridge (문암교 교량등)One green flash every 5 seconds · 1.1 km
- Munam Bridge (문암교 교량등)One red flash every 5 seconds · 1.1 km
- Munam Bridge (문암교 교량등)One green flash every 5 seconds · 1.1 km
- Munam Bridge (문암교 교량등)One red flash every 5 seconds · 1.1 km
- Heuksando Hang (흑산도항 방파제 등대)One green flash every 4 seconds · 1.5 km
- Gado (가도등대)2 white flashes every 6 seconds · 2.0 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