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Ursa Astronomical Association
Kopernikuksentie 1
00130 Helsinki

Ursa Astronomical Association

Quiet aurora band - 19.12.2021 at 22.14 Kajaani Observation number 103220

Visibility II / V

Part of the northern lights belt was dim and the city lights obscured colors other than green. The belt sometimes curved over the entire sky, and smaller showers twisted in a spiral.

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Additional information
  • Aurora brightness
    • Dim auroras
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