Comet C/2023 A3 Tsuchinshan-ATLAS October 27, 2024 Comet C/2023 A3 Tsuchinshan-ATLAS Evening of October 27th, 2024 from 17:27 to 19:03 UTC in Switzerland. Borg 90FL1.08 FlattenerZWO OAGASI 2600MM ProZWO EFWBaader RGB Broadband 40x30sec each channelBortle 4-5 PixInsightPhotoshop Comet C/2023 A3 Tsuchinshan-ATLAS M 15