C/2020 R4 (ATLAS) On 2021 Mar 10 05h19 UT TEL 0.4-m f/2.8 reflector + CCD Atik460ex . Exp: 5x1sec (Twilight) zoom 50%. mag (m2) = 13.1 (r = 5.8 arcsec)
Page last updated: Sun 2 Apr 08:17:27 BST 2023
