Diffuse glow - 15.8.2015 at 23.46 - 15.8.2015 at 23.46 Espoo Observation number 40989

Visibility I / V

Antti Kuntsi, Kirkkonummen komeetta

In the light sky, a green gauze just barely visible to the naked eye, a few bright knots.

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4 6

Additional information

Aurora brightness
- Very dim auroras
Colors with unaided eye and other features
- Green auroras
  
  Green, seen with the naked eye, is one the most common colors of the aurora. The green color is derived from atomic oxygen.
  
  Green auroras. Lea Rahtu-Korpela.
  
  Green auroras. Photo by Juha Ojanperä.

Observed aurora forms
- ;Form not identifiable;Veil

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Diffuse glow - 15.8.2015 at 23.46 - 15.8.2015 at 23.46 Espoo Observation number 40989