Gifuyamagata Fireball


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A bright fireball appeared from Shiga prefecture to southern Gifu prefecture sky at 2, Aug.2019 15h06m09s(UT).
This fireball was recorded by some TV cameras by Mr. mars in Okayama prefecture, Mr.Yokomichi in Okayama prefecture,
Mr. Muroishi in Ishikawa prefecture and Mr.SonotaCo in Tokyo prefecture belong the SonotaCo network and also Mr. Yamakawa from Gifu prefecture.
The recorded trail shows the periodic small burst in a part of the first half trajectory.
After maximum, the burst with two separated trails toward the end was shown.
A periodic light curve may indicate meteoroid rotation but not fragmentation.
Initial velocity was 17.5km/s, end height was 27.1km.
The predicted meteorite fell area is around Mt.Kojo-san in Yamagata city, Gifu prefecture, where is historic landmark with an old castle.
Predicted two similar mass meteorites are 200 gram at maximum probably 50 - 100 gram.


Predicted meteorite fell region
Ellipse is estimated meteorite fell area



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