41p 20170324 hkato

The comet looked not so much different from five nights before, though tail got clearer and longer. North is up, and East is to the left. Earth distance: 0.146 AU Sun Distance: 1.077 AU Here is a negative frame of the comet at the night. www.flickr.com/photos/hiroc/33524344991 The frame 1,732 x 2,227 pixels was cropped of the original 5,760 x 3,840 pixels, and it is comparable to a frame taken with a scope of the focal length 700mm. equipment: Takahashi FSQ-106ED, F3 Reducer 0.6x, and Canon EOS 5Dmk3-sp3, modified by Seo-san on Takahashi EM-200 Temma 2 Jr, autoguided at a star nearby with Takahashi FS-60C, StarlightXpress Lodester X2, and PHD Guiding 2 Comet tracking of PHD Guiding 2 helped tracking of the comet. exposure: 8 times x 15 minutes, 4 x 4 min, 6 x 1 minutes at ISO 1,600 and f/3.0 The first exposure started at 13:04:44 March 24, 2017UTC. site: 1,286m above sea level at lat. 36 37 26 North and long. 139 29 28 East near Mt. Yokone ??? near Nikko

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