Comet 2020M3 ATLAS on Nov 13, 2020


Date & Time: Nov 13 2020, from 22:54 to 23:31 JST(+0900)
Composed 10 shots with 4 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1600mm, F6.3)
with BaaderPlanetarium Moon&Skyglow filter
Auto-guided with Meade LX200 Equatorial & Lacerta M-GEN
Digital Camera: Nikon D810A
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(4080×4080)
Device Size...20×20mm
Sensitivity...ISO4000, White Balance...Daylight


The comet C/2020M3 ATLAS in that day positioned at about 3 degrees south of γ Ori (Bellatrix); an 8th magnitude dimmed coma was observed. Currently the comet has almost its maximum brightness. This image shows us that the comet has an indistinct and short tail stretched in west direction.
  View angle: 0.70×0.70°


2020M3 ATLAS on Nov 20, 2020
2020M3 ATLAS on Oct 23, 2020

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