The above is a screenshot of my Polar heart rate monitor (HRM) data from today’s ride around Lake Washington. Many years ago, my pal Marc and I rode around Lake Washington — it was my second distance road ride ever. I haven’t done that ride again until today. Some stats:
Data Value Unit
Duration 8:09:00
Sampling Rate 5 s
Energy Expenditure 3549 cal
Number of Heart Beats 57222 beats
Recovery -23 beats
Minimum Heart Rate 73 bpm
Average Heart Rate 117 bpm
Maximum Heart Rate 163 bpm
Standard Deviation 18.9 bpm
Minimum Speed 0.1 mph
Average Speed 10.7 mph
Maximum Speed 31.4 mph
Distance 57.5 miles
Odometer 308 miles
Minimum Altitude 100 ft
Average Altitude 184 ft
Maximum Altitude 475 ft
Ascent 1340 ft
Descent 1460 ft
Slopes 2
See that Energy Expenditure number? 3549? Well, a pound of fat is 3500 calories… so today, I burned a pound. Sweet!