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At Jan.14,2021,09h13m30s UT(=Jan.14, 18h13m30s LT), A bright fireball flighted west over Hyogo prefecture.
Chikara Shimoda(Nagano pref.), Yasunori Fujiwara(Osaka pref.), SonotaCo(Tokyo pref.), Kazuhiko Yoneguchi(Ishikawa pref.),
Shigeo Shimomoto(Kochi pref.) and Masayoshi Ueda(Osaka pref.) recorded this fireball by automatic TV cameras.
M.Ueda calculated the trajectory and orbit.
The calculation could carry out accurately by observers' TV cameras distribution widely.
Detail data was published in "SonotaCo Network" articles.(in Japanese)
The initial geocentric velocity was 19.9km and end velocity was 6km/s at 31.5km altitude.
The fireball trail was bright but no fragmentation was recorded clearly.
The meteorite prediction calculation were favorable results that are not so low luminous end height
but not so small size meteorite will landing.
The estimated impact area was mountain and farm village of Une district, Ako city, Hyogo prefecture.
The estimated meteorite mass was less than 40g and will be about 20g.
Predicted impact area
Une direction, Ako city, Hyogo prefecture
Red spots are model calculation meteorite fell points for some initial value.
(Added on "Geospatial Information Authority of Japan" map.)
