Črni Vrh Observatory - C/2019 Y4 (ATLAS)

Comet C/2019 Y4 (ATLAS)

April 26, 2020
	Image of comet C/2019 Y4 (ATLAS), obtained on 2020 Apr. 26 (20h51-21h25UT) with 19-cm, f/4 Flat Field Camera and Canon EOS 700D DSLR. Exposure time was 16x120 seconds at ISO 3200. Total exposure time 32 minutes. FOV is 1.27^o x 0.91^o. Image scale is 4.64 arc sec/pixel. Copyright © 2020 by H. Mikuz, Črni Vrh Observatory.
April 22, 2020
	Image of comet C/2019 Y4 (ATLAS), obtained on 2020 Apr. 22 (20h28-20h58UT) with 19-cm, f/4 Flat Field Camera and Canon EOS 700D DSLR. Exposure time was 15x120 seconds at ISO 3200. Total exposure time 30 minutes. FOV is 1.27^o x 0.91^o. Image scale is 4.64 arc sec/pixel. Copyright © 2020 by H. Mikuz, Črni Vrh Observatory.
April 21, 2020
	Image of comet C/2019 Y4 (ATLAS), obtained on 2020 Apr. 21 (20h22-20h55UT) with 19-cm, f/4 Flat Field Camera and Canon EOS 700D DSLR. Exposure time was 13x120 seconds at ISO 3200. Total exposure time 26 minutes. FOV is 1.27^o x 0.91^o. Image scale is 4.64 arc sec/pixel. Several Starlink satellites crossed the field during the imaging. Copyright © 2020 by H. Mikuz, Črni Vrh Observatory.
April 18, 2019
	False color unfiltered image of comet C/2019 Y4 (ATLAS), obtained on 2020 Apr. 18 (20h28-20h40UT) with 60-cm, f/3.3 Deltagraph telescope. Exposure time was 10x60 seconds. Image scale is 1.25 arc sec/pixel. The comet coma appears very smooth, as the comet nuclei already desintegrated in the meantime. Copyright © 2020 by H. Mikuz, Črni Vrh Observatory.
April 15, 2019
	False color unfiltered image of comet C/2019 Y4 (ATLAS), obtained on 2020 Apr. 15 (21h14-21h26UT) with 60-cm, f/3.3 Deltagraph telescope. Exposure time was 9x60 seconds. Image scale is 1.25 arc sec/pixel. Several nuclei are visible inside the coma, indicating the the comet is in ongoing disintegration process. Copyright © 2020 by H. Mikuz, Črni Vrh Observatory.
April 15, 2020
	Image of comet C/2019 Y4 (ATLAS), obtained on 2020 Apr. 15 (20h16-20h46UT) with 19-cm, f/4 Flat Field Camera and Canon EOS 700D DSLR. Exposure time was 15x120 seconds at ISO 1600. Total exposure time 30 minutes. FOV is 1.27^o x 0.91^o. Image scale is 4.64 arc sec/pixel. Copyright © 2020 by H. Mikuz, Črni Vrh Observatory.
April 9, 2020
	Image of comet C/2019 Y4 (ATLAS), obtained on 2020 Apr. 9 (19h09-19h39UT) with 19-cm, f/4 Flat Field Camera and Canon EOS 700D DSLR. Exposure time was 15x120 seconds at ISO 1600. Total exposure time 30 minutes. FOV is 1.27^o x 0.91^o. Image scale is 3.48 arc sec/pixel. Copyright © 2020 by H. Mikuz, Črni Vrh Observatory.
April 1, 2020
	Image of comet C/2019 Y4 (ATLAS), obtained in moonlight conditions on 2020 Apr. 1 (19h52-20h25UT) with 19-cm, f/4 Flat Field Camera and Canon EOS 6D DSLR. Exposure time was 30x60 seconds at ISO 1600. Total exposure time 30 minutes. FOV is 1.4^o x 1.0^o. Image scale is 3.54 arc sec/pixel. Copyright © 2020 by H. Mikuz, Črni Vrh Observatory.
March 23, 2020
	Image of comet C/2019 Y4 (ATLAS), obtained on 2020 Mar. 23 (21h53-22h23UT) with 19-cm, f/4 Flat Field Camera and Canon EOS 6D DSLR. Exposure time was 15x120 seconds at ISO 1600. Total exposure time 30 minutes. FOV is 1.4^o x 1.0^o. Image scale is 3.54 arc sec/pixel. Copyright © 2020 by H. Mikuz, Črni Vrh Observatory.