Komet C/2024 A3 Tsuchinshan-Atlas. Map dates show the comet's position from latitude 40° north during the evening hours for u.s. We see it here on august 10th with a 2.8′ coma and 16.9′ tail in p.a.

12, the day it’s closest to. Comet c/2023 a3 was discovered on 9 jan.