In response to requests from viewers of my panorama video "How to Create a Multi-row Pano", this video explains how to determine the nodal point(s) for your lens(es).

http://lesterpickerphoto.com

The equipment I use and shown in the video is as follows: Gitzo 3541 tripod, Really Right Stuff BH-55 ball head, Really Right Stuff leveling base (Item Code: TA-4-LB-HK), Really Right Stuff Multi-Row Pano Elements Package, LR.

I now use Really Right Stuff tripods exclusively
https://amzn.to/3onqs5R

Really Right Stuff BH-55 Ball Head
https://amzn.to/3a4gbGE