But this watch/GPS/HR monitor outputs total calories burned. And it's sort of interesting.
I only went on two "real" rides when I was visiting the Seattle area last week: a trail ride at Ebey and a short road ride on south Whidbey.
I think Dylan and I rode about 1/2 the trails at Ebey in the 2 1/2 hours we were out. Click picture to open the map in Garmin-land. |
The trail ride
Distance: | 12.89 mi |
Time: | 2:40:36 |
Avg Speed: | 4.8 mph |
Elevation Gain: | 1,094 ft |
Calories: | 2,057 C |
Avg HR: | 146 bpm |
Max HR: | 197 bpm |
The road ride
Distance: | 17.32 mi |
Time: | 1:32:07 |
Avg Speed: | 11.3 mph |
Elevation Gain: | 1,434 ft |
Calories: | 813 C |
Avg HR: | 134 bpm |
Max HR: | 167 bpm |
The Garmin software calculates calories burned as a function of heart rate and time. It also knows my weight an my "fitness level," which I put as a "3" -- which is just fit, not crazy fit and not slothy.
The net: pushing your heart rate burns more calories. Wow! I should write a book.
Btw: the 197 max HR bpm on the trail ride is wacky. I would've known if I hit that. I rarely hit 180. And my top has been 183.
3 comments:
My Garmin sometimes comes up with unrealistic max HR too. Seems to coincide with high-voltage overhead powerlines.
I did a trail ride today with Ron at Riverside. I feel cheated, it says I only burned about 1000 calories for similar elevation gains and average HR (lower, but not that much lower). And I rarely turned on the bottom-bracket motor, either ;)
Tom -- makes sense! We passed under a power line a couple times on that ride.
Gain about 50 pounds, then do the ride you did today. You'll be more satisfied with how many calories you burn.
I love the Garmin calorie tracking. I don't know if it's accurate or useful or whatever, but I like to see it pass 3500 calories (eg. one pound of fat) on a longer ride.
I see out-of-range HR numbers when I'm going over 30 MPH (yeah, downhill) wearing a slightly baggy synthetic jersey. I believe it's because of the static electricity it generates in the wind.
- Ventura
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