KOEN
Kemi 1 in the middle, with the lights within 20 km, in their listed colours.
Kemi 1 — light characteristic, height, range
One white flash every 4 seconds
Count 4 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 4s
- Height
- 25 m
- Nominal range
- 10.4 nmi = 19 km
- Type
- Merimajakka
- Position
- 65.3850°N, 24.0957°E

Lights nearby
- Ke 2One red flash every 3 seconds · 1.6 km
- Ke 1One green flash every 3 seconds · 1.8 km
- Ke 3One green flash every 3 seconds · 3.6 km
- O 1AOne green flash every 3 seconds · 8.1 km
- Ke 4One red flash every 3 seconds · 8.6 km
- KaikuOne red flash every 3 seconds · 13 km
- Kemi 22 white flashes every 6 seconds · 18 km
- KiislaOne red flash every 3 seconds · 21 km
Not for navigation. Use the country's official charts and Notices to Mariners.
Real periods; the phase is reconstructed from a fixed clock (real lights don't keep time with each other).
Sources: Väylävirasto aids to navigation (Finnish Transport Infrastructure Agency) (opens in a new tab) · Checked