Comet 2020M3 ATLAS on Nov 20, 2020


Date & Time: Nov 20 2020, from 24:45 to 25:18 JST(+0900)
Composed 9 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 the northern region of Orion, about 3.5 degrees NNW of λ Ori; an 8th magnitude dimmed coma was observed. This image shows us that the comet has an indistinct and short tail stretched in west direction. From now on, the comet will move northward in the wintry constellations rapidly under good conditions.
  View angle: 0.70×0.70°


2020M3 ATLAS on Dec 10, 2020
2020M3 ATLAS on Nov 13, 2020

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