What was the approximate visual magnitude of Comet 3I/ATLAS when it was closest to Earth?

Answer

Magnitude 11.1

The text notes that by the time the comet reached its closest point to Earth, it had faded to magnitude 11.1.

What was the approximate visual magnitude of Comet 3I/ATLAS when it was closest to Earth?

#Videos

How to See 3I/ATLAS, Comet A6 Lemmon, R2 SWAN ... - YouTube

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