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Ursa Astronomical Association
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Ursa Astronomical Association

Quiet aurora arc - 24.9.2017 at 23.00 - 25.9.2017 at 00.00 Tervo Observation number 67178

Visibility II / V

Saturday night’s short and shallow northern flare continued on Sunday with calm arcs.

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Additional information
  • Aurora brightness
    • Dim auroras
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