Comet C/2017 O1 ASASSN

2017O1_171021_large-2b7d4a1

José J. Chambó

Valencia, Spain

GSO 8″ 760mm. f/3.8 & Atik 383L+

Comet C/2017 O1 (ASASSN) photographed on October 21th 2017, at time begun to go away from Sun as Earth. In spite of had a brightness drop of half magnitude until 8.5, still shown photographically a coma with 10′ diameter, alhough with external layer very difuse, and also a faint tail of 20′ long toward southwest.

2017-10-21T00:00:00

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