KOEN
Gisamun (기사문등대) in the middle, with the lights within 20 km, in their listed colours.
Gisamun (기사문등대) — light characteristic, height, range
One white flash every 6 seconds
Count 6 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 6s 32m 21M
- Height
- 32 m
- Nominal range
- 21 nmi = 39 km
- Type
- Landfall / major light
- Position
- 38.0220°N, 128.7356°E · East Sea coast

Lights nearby
- Gisamun-ri (기사문리 계류부두 북방파제 등대)One red flash every 5 seconds · 1.3 km
- Gisamun Hang (기사문항 방파제 등대)One red flash every 6 seconds · 1.7 km
- Gisamun Hang (기사문항 방사제 등대)One green flash every 6 seconds · 1.7 km
- Dongsan Hang (동산항 남방파제 등대)One green flash every 4 seconds · 5.4 km
- Dongsan Hang No B (동산항 여운 B호 등부표)4 yellow flashes every 8 seconds · 5.4 km
- Dongsan Hang (동산항 방파제 등대)One red flash every 4 seconds · 5.5 km
- Dongsan Hang No A (동산항 여운 A호 등부표)4 yellow flashes every 8 seconds · 5.6 km
- Ingu Hang (인구항 방사제 등대)One green flash every 5 seconds · 6.4 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