#ExtragalacticNova #AT2026aabo in #M31 the #AndromedaGalaxy 08/09/26 #SonyA7iii on an Untracked Dobsonian telescope. 100 x 0.4sec at ISO-64000. At mag +15 it's just on the edge of resolution! Thanks to my husband for helping me to find this faint blob in my image