Comet C/2020S3 (Erasmus) on 16.11.2020 near the star γ Crv

© Velimir Popov & Emil Ivanov 2020


Size: 1800 px
The comet C/2020 S3 (Erasmus) was discovered on Sunday, 20 September 2020 by SAAO Astronomer Dr. Nicolas Erasmus. The discovery was made from four 30 second exposures taken on Sep 17 UT by ATLAS-MLO at Mauna Loa, Hawaii, in the course of the “Asteroid Terrestrial-Impact Last Alert System” (ATLAS) search program..This image is taken on November 16th. 2020 between 02.00 and 03.05 UT. The bright blue star is γ Corvi (γ Crv) which is a binary star and the brightest star in the southern constellation of Corvus, having an apparent visual magnitude of 2.59


Image details:

Center of field RA 12:14:46 (h:m:s)
Center of field DE -17:33:21 (deg:m:s)
Size 71 x 52.2 (arcmin)
Pixel scale: 2.37 (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:4x3min, R:4x3 min, G:4x3 min, B:4x3 min; Bin 2. Total exp.time: 12 min
More details: Dark and flat frames reduction
Processing: PS
Copyright: Velimir Popov and Emil Ivanov 2020. All Rights Reserved
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