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Skywarden,
Ursa Astronomical Association
Kopernikuksentie 1
00130 Helsinki
taivaanvahti(at)ursa.fi

Ursa Astronomical Association

A fireball in a twilight sky - 5.12.2021 at 17.35 Vantaa Observation number 102844

Visibility III / V

Not visible

Bright and long green light balloon observation from Ring Road 3 (driving west by car) looking west (Keimola, Korpilampi, Luukki).



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Additional information
  • Accuracy of the given observation time?
    • 2 min difference possible
  • How long time did you see the fireball fly in the sky?
    • 7 seconds
  • How the flight of the fireball ended?
    • The fireball faded away
  • Brightness of the fireball
    • A fireball in a twilight sky
  • In which direction the fireball disappeared out of sight?
    • West
  • In which altitude the bolide disappeared from your sight?
    • About half way between the horizon and the zenith
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