Joined: Jul 2002
Posts: 40,863
Likes: 3,116
From: Sacramento, California, USA
Bikes: Specialized Tarmac, Canyon Exceed, Specialized Transition, Ellsworth Roots, Ridley Excalibur
I based the 120-125% on my own solo rides compared to my local Saturday group ride. It’s been going on for 30+ years. Route has evolved due to suburban sprawl, but it’s essentially the same every week.