How do I centre lh mono audio take? I

searched but can't see question or answer.

I've watched the 2015 record audio tutorial and have a track that is now on a performer track but as its mono the LH RH pan just lowers volume which of course I get but doesn't help me centre audio
TIA


Music Facilitator
BIAB 2019 (324) Audiophile (running from External hard drive)
Imac Retina 5K 27inch 2017 3.8GHz Intel core i5
40Gb 2400MHz dram
Graphics Radeon Pro 580 8 GB
OS Catalina 10.15.7