C/2018 EF9 is brighter than expected. Images on May 7,9,11 show an extensive coma up to 6.5 arc minutes. The central condensation, however, is only 19m0 bright. Thomas Lehmann comes to a brightness of 13m5. Image taken with 12"/4 in may 11 Regards Michael Jäger Image may contain: night and sky |
Page last updated: Sun 2 Apr 08:12:37 BST 2023