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Ursa Astronomical Association
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Ursa Astronomical Association

Several halo forms - 9.3.2021 at 14.12 Mänttä-Vilppula Observation number 96643

Visibility II / V

As the cloud curtain thinned, a weaker zyk and an even weaker 22 ° ring appeared.

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Additional information
  • The halo was caused by lightsource:
    • Sunlight
  • Where are the ice crystals of the halo located?
    • Upper clouds
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