KOEN
Grasøyane in the middle, with the lights within 20 km, in their listed colours.
Grasøyane — light characteristic, height, range
White, dark 3 times every 10 seconds (colours listed: white, red, green)
Keep the white light on.Every 10 seconds, go dark 3 times.Begin again.
- Characteristic
- Oc (3) WRG 10s
- Height
- 29 m
- Nominal range
- 9.4 nmi = 17 km
- Type
- Fyrstasjon
- Position
- 62.4307°N, 5.7591°E · Midt-Norge

Lights nearby
- EggholmfallaRed, 2 s on and 2 s off · 3.8 km
- FløraudenWhite, dark 2 times every 8 seconds (colours listed: white, red, green) · 3.9 km
- Flø, V moloGreen, 1 s on and 1 s off · 5.4 km
- LangenesWhite, 3 s on and 3 s off (colours listed: white, red, green) · 5.8 km
- FløWhite, dark once every 6 seconds (colours listed: white, red, green) · 5.8 km
- Runde moloOne green flash every 3 seconds · 6.2 km
- IngridskjærContinuous quick white flashes · 6.2 km
- Runde havnRed, 1 s on and 1 s off · 6.3 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: Kystverket navigation aids (Norwegian Coastal Administration) (opens in a new tab) · Checked