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May 10, 2021
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Image of comet C/2020 R4 (ATLAS), obtained on 2021 May 10 (20h24-20h49UT) with 19-cm, f/4 Flat Field Camera
and Canon EOS 700D DSLR. Exposure time was 23x60 seconds at ISO 3200. Total exposure time 23 minutes.
FOV is 1.65o x 1.10o. Image scale is 4.7 arc sec/pixel.
Copyright © 2021 by H. Mikuz, Èrni Vrh Observatory.
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April 15, 2021
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Image of comet C/2020 R4 (ATLAS), obtained on 2021 Apr. 15 (2h21-2h38UT) with 19-cm, f/4 Flat Field Camera
and Canon EOS 700D DSLR. Exposure time was 16x60 seconds at ISO 3200. Total exposure time 16 minutes.
FOV is 1.65o x 1.10o. Image scale is 4.7 arc sec/pixel.
Copyright © 2021 by H. Mikuz, Èrni Vrh Observatory.
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Unfiltered image of comet C/2020 R4 (ATLAS), obtained on 2021 Apr. 15 (2h24-2h32UT) with 60-cm, f/3.3 Deltagraph telescope and CCD.
Exposure time was 15x30 seconds. Total exposure time 7.5 minutes. Image scale is 1.25 arc sec/pixel.
Copyright © 2021 by H. Mikuz, Èrni Vrh Observatory.
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