A fireball in a twilight sky - 22.12.2017 at 20.00 Helsinki Observation number 69097

Visibility IV / V

Lauri Nurmela

At Haaga, I drove down Hämeenlinna Road north until I noticed a fast-moving green ball of light in the sky. The ball came down firmly, leaving a white tail. The fireball disintegrated and split into several smaller green balls.

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8 7

Additional information

Accuracy of the given observation time?
- 15 min difference possible
How long time did you see the fireball fly in the sky?
- 2 seconds
How the flight of the fireball ended?
- The fireball broke into pieces, which faded away

In which direction the fireball disappeared out of sight?
- North
In which altitude the bolide disappeared from your sight?
- About 1/3 from the zenith towards the horizont
Brightness of the fireball
- A fireball in a twilight sky

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A fireball in a twilight sky - 22.12.2017 at 20.00 Helsinki Observation number 69097