Comet C/2020M3 (ATLAS) on 16.11.2020

© Velimir Popov & Emil Ivanov 2020


Size: 1800 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 November 16th at 21:30 UT. The reddish color at the righ is due to the presence of Sharpless 264, (also known as the Lambda Orionis Nebula), a molecular cloud and H II region. The bluish light at upper right is coming from Bellatrix (γ Orionis, Gamma Ori or γ Ori) - a 1.6 mag. star from spectral class B2.Clearly visible are two tails of the comet.


Image details:

Center of field RA 05:26:15 (h:m:s)
Center of field DE +07:42:51 (deg:m:s)
Size 74.5 x 49.7 (arcmin)
Pixel scale: 2.48 (arcsec/pixel)
Orientation: Up is 157 degrees E of N


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: 16.Nov. 2020
Location: IRIDA Observatory, BG, longitude: E 24 44' 18", latitude: N 41 41' 42"
Exp. Details: ;L:10x3min, R:10x3 min, G:10x3 min, B:10x3 min; Bin 2. Total exp.time: 120 min
More details: Dark and flat frames reduction
Processing: PS
Copyright: Velimir Popov and Emil Ivanov 2020. All Rights Reserved
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