California Aurora

A rare auroral event as seen from coastal Northern California.

 

This image combines multiple exposures to reduce noise and improve color.

 

Sky:

6.0sec at f / 2.8, ISO 1600 x 5

8.0sec at f / 2.8, ISO 1600 x 4

 

Landscape:

13.0sec at f / 2.8, ISO 1600 x 1

25.0sec at f / 2.8, ISO 1600 x 1

6.0sec at f / 2.8, ISO 1600 x 5

8.0sec at f / 2.8, ISO 1600 x 4

Done