47p 20190404 1707 kshima

47P/Ashbrook-Jackson This comet was traveling at its perihelion 2.28AU 2 years ago, MPC prediction is 21.1 mag but my estimation is m1=18.8. Is there an out-burst ? 2019.04.04.51707UT, 6*60s, 45cm F4.6 Reflector, FLI ML8300, 2 bin, 1/2 cropping, taken at Nagano pref., Japan by Kunihiro Shima.

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