José J. Chambó
Location of Photo:
Date/Time of photo:
2021 April 9, 11:02 UT
Telescope Planewave 17" CDK f/4.5 & Camera FLI PL6303E
Comet C/2020 R4 (ATLAS) imaged on April 9, 2021, with a brightness near magnitude 9, shows in this image its green coma with an angular size about 4 arcminutes and a tail to anti-sunward direction with about 3 arcminutes in length. Located in the Milky Way and on the edge of the Serpens-Aquila Rift (on the right), a dark clouds region of interstellar dust, it is also next to the bluish star 19 Aquilae shinning at magnitude 5.