KOEN
Sangsuchido (상수치도등대) in the middle, with the lights within 20 km, in their listed colours.
Sangsuchido (상수치도등대) — light characteristic, height, range
2 white flashes every 6 seconds
Count 6 seconds.Flash white, 2 times.Begin again.
- Characteristic
- Fl(2) W 6s 37m 10M
- Height
- 37 m
- Nominal range
- 10 nmi = 19 km
- Visible sector
- W 018°∼299°(281°)
- Type
- Landfall / major light
- Position
- 34.7660°N, 126.0175°E · West Sea coast

Lights nearby
- Gasan Hang (가산항 비금주민 등부표)4 yellow flashes every 8 seconds · 1.2 km
- Gasan (가산등대)One white flash every 5 seconds · 1.4 km
- Sangsachido (상사치도등표)One red flash every 5 seconds · 2.4 km
- Nodaedo No bB (노대도 대한 오션 B호 등부표)4 yellow flashes every 8 seconds · 2.4 km
- Samdo (삼도등대)One white flash every 4 seconds · 3.1 km
- Biguem (비금등부표)One green flash every 4 seconds · 3.2 km
- Biado (비아도 남방등표)2 white flashes every 10 seconds · 4.0 km
- Jeongdo (정도등대)One white flash every 4 seconds · 4.0 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