| We were able to clearly detect 240P-B on September 1, September 21, and September 22. The brightness increased from 19m1 to 18m5 over the three weeks. On September 21 and 22, a tail >15" could be detected on each day. Image 1 Sep 1 16"/3.2 Image 2 Sep 21 11 RASA Image 3 Sep 22 16"/3.2 Michael Jäger, Gerald Rhemann, Enrico Prosperi | 
 
Page last updated: Mon 20 Oct 07:56:58 BST 2025