Where to look for C/2023 A3 in the night sky
For observers in the Northern Hemisphere, comet C/2023 A3 can be found in the constellation Sextans and will rise one hour before the sun, according to Astronomy.com.
The comet will be best viewed in mid-October, rising up from the western horizon and be visible in the southwestern sky at nightfall, weather permitting. That will likely be its best and brightest appearance until it starts to fade from view by Nov. 7, according to SkyandTelescope.com.
not sure. try this; https://theskylive.com/c2023a3-info