KOEN
Sopo (소포등대) in the middle, with the lights within 20 km, in their listed colours.
Sopo (소포등대) — light characteristic, height, range
2 white flashes every 6 seconds
Count 6 seconds.Flash white, 2 times.Begin again.
- Characteristic
- Fl(2) W 6s 12m 9M
- Height
- 12 m
- Nominal range
- 9 nmi = 17 km
- Type
- Landfall / major light
- Position
- 34.5140°N, 126.1925°E · West Sea coast

Lights nearby
- Jeodo (저도등대)2 white flashes every 6 seconds · 2.7 km
- Jeongdeunghae No 10 (정등해 10호 등부표)2 red flashes every 6 seconds · 3.4 km
- Jeongdeunghae (정등해 8호 등부표)3 red flashes every 7 seconds · 4.7 km
- Jeongdeunghae (정등해 12호 등부표)2 red flashes every 6 seconds · 4.7 km
- Jeongdeunghae (정등해 9호 등부표)2 green flashes every 6 seconds · 4.8 km
- Yuldo (율도 남방등부표)Morse A (·−) in white every 8 seconds · 5.0 km
- Jeongdeunghae (정등해 11호 등부표)2 green flashes every 6 seconds · 5.0 km
- Jeongdeunghae (정등해 7호 등부표)3 green flashes every 7 seconds · 5.2 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