Comet 2019U6 Lemmon on Aug 7, 2020


Date & Time: Aug 7 2020, from 20:43 to 20:58 JST(+0900)
Composed 6 shots with 3 minutes exposed
Optical: TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
with IDAS LPS-D1 Light-pollution suppression filter
Auto-guided with TAKAHASHI EM-200 Equatorial
Digital Camera: Canon EOS 6D (Remodeled)
Location: Koumi town, Nagano pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(5472×3648)
Device Size...36×24mm, Sensitivity...ISO1600


The comet 2019U6 Lemmon in that day positioned at about a degree northwest of eta Bootis (Muphrid) and had a 9th magnitude coma. The image shows you that the comet has an undeveloped dust composition stretched in south direction.
  1st image has been cropped with an equivalent focal length of 700mm: View angle: 1.95×2.92°


2020F3 NEOWISE on Jul 19, 2020
2019U6 Lemmon on Jul 19, 2020

Copyright(c) 2020 by Naoyuki Kurita, All rights reserved.
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