12P/Pons-Brooks A lot of complex ion tails could be seen. I measured its magnitude m1=5.5. 2024.03.09.41522UT, 20*60s, 40cm RC + F6.5 Focal Reducer, FLI ML8300, no cropping, taken in Nagano Pref., Japan. |
Page last updated: Thu 6 Mar 20:43:57 GMT 2025