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An extra bright fireball appeared from Seto Inland sea flight over the mountain range of Tokushima prefecture at 2, Jan. 2019 19h49m32s(UT).
This fireball was recorded on automatic TV camera images by SonotaCo Network observers Mr.M.Ueda in Osaka prefecture, Mr.D.Fujii in Kanagawa refecture,
Mr.K.Okano in Shizuoka prefecture, Okayama Science University, Tokushima-Kainan Astronomical Observatory and Kochi-Odzu high school.
Fireball has 7.5 seconds luminous duration with the terminal explosion.
Mr.M.Ueda calculated geocentric trajectory and orbit. Initial velocity was 19.7 km/s and end height was 29km from sea level.
Y.Shiba calculated meteorite fell prediction. As result, a very small meteorite might fell.
The predicted impact area was the east region of the Shikoku mountain range of Tokushima prefecture.
The predicted landing mass is less than 10 grams and most exploded particle mass was estimated to evaporate in the atmosphere.
Predicted Impact Region
Ellipse is an estimated meteorite impact area
Link
SonotaCo Network discussion(in Japanese)