KOEN
Ryvingen in the middle, with the lights within 20 km, in their listed colours.
Ryvingen — light characteristic, height, range
4 white flashes every 40 seconds
Count 40 seconds.Flash white, 4 times.Begin again.
- Characteristic
- Fl (4) W 40s
- Height
- 52 m
- Nominal range
- 19.5 nmi = 36 km
- Type
- Fyrstasjon
- Position
- 57.9681°N, 7.4916°E · Sørøst

Lights nearby
- Ryvingen, NØGreen, 1 s on and 1 s off · 629 m
- EigelandsskjeraRed, 1 s on and 1 s off · 928 m
- TroneboenContinuous quick green flashes · 1.5 km
- ØstreskjeretRed, 2 s on and 2 s off · 1.6 km
- MoldupsskjærContinuous quick red flashes · 1.7 km
- Rossvikodden, VGreen, 2 s on and 2 s off · 2.1 km
- EllingholmenRed, 2 s on and 2 s off · 2.6 km
- MadoddenWhite, dark 2 times every 8 seconds (colours listed: white, red, green) · 2.7 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