Originally Posted by
znomit
You're doing LSD at 80% Max HR? Sounds like pretty high intensity for base work.
I managed 504 miles in 34 hours in January, albeit about 40% of that was on the trainer. Still the most "miles" and hours I've ever done in a calendar month. This was probably the best ride recently (explored the cities bike trail system):
http://connect.garmin.com/activity/145359951