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A bright fireball fright northwest direction from above northern Yamanashi prefecture to Chino-City,
Nagano prefecture at 12, Nov. 2019, 13h00m23s(UT).
This fireball was recorded many SonotaCo Network cameras by, Mr.SonotaCo at Tokyo prefecture, Mr.ts007 at Saitama prefecture,
Mr.D.Fujii at Kanagawa prefecture, Mr.Shimoda and Mr. masuzawa at Nagano prefecture, Mr.Muroishi, Mr. Yamakawa,
Mr. K.Yoneguchi at Ishikawa prefecture, Mr.Kamimura at Niigata prefecture, Sambonmatsu Highschool at Kagawa prefecture.
And more, Mr. Okano's fisheye camera at Shizuoka pref photographed.
However, many images were taken under the scattered clouds, unfortunately. On the other hand, Mr.ts007 took the spectrum image.
The recorded trail indicated "melting meteor" that is enlarge trail shown to flight direction.
That phenomenon causes by the continuous fragmentation meteoroids and release many fine fragments continuously.
This fireball burst after the "melting meteor" characteristic disappeared.
The fragmentation was observed and made two pieces fragments at the latter half trail.
The initial velocity is about 19.6km/s. The end height was 25.4km.
The predicted meteorite impact area was along Yokotani valley, Chino-city, Nagano prefecture.
The predicted meteorite mass is under 100g at probably 50-90g.
Predicted Meteorite Fell Area
Calculated meteorite impact area
Link
Observation and researchi results by SonotaCo Network