Comet C/2020M3 (ATLAS) on 1.01.2021 near Capella

© Velimir Popov & Emil Ivanov 2021


Size: 1400 px
The comet C/2020 M3 (ATLAS) was discovered on June 27th 2020 by Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program. At the time of discovery the comet had 18.8 mag. This image shows the comet on January 1st at 17:30 UT, when the comet was near the 0.08 mag star Capella (α Boo)


Image details:

Center of field RA 05:15:17 (h:m:s)
Center of field DE +45:46:49 (deg:m:s)
Size 85.6 x 57.2 (arcmin)
Pixel scale: 3.67 (arcsec/pixel)
Orientation: Up is 246 degrees E of N
    Charts and image details obtained from    


Optic(s): 12" ASA Astrograph at F/3.6
Mount: ASA DDM85 Standard
Camera: SBIG STL 11000 M
Filters: Luminance, Red, Green, Blue, Astronomik filters
Dates/Times: 1.Jan. 2021
Location: IRIDA Observatory, BG, longitude: E 24 44' 18", latitude: N 41 41' 42"
Exp. Details: ;L:5x3min, R:5x3 min, G:5x3 min, B:5x3 min; Bin 2. Total exp.time: 60 min.
More details: Dark and flat frames reduction
Processing: PS
Copyright: Velimir Popov and Emil Ivanov 2021. All Rights Reserved
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