Tuesday, March 22, 2016

Enjoying the New Quantum Level of Leisure Rowing

Today's session was done at an easy rating compared to yesterday's more demanding rating target of 18.  But the best thing about today's session was that because of the recently updated and increased lactate threshold heart rate, I could let heart rate go quite a bit higher and still be in HR zone 2 without worries about working too hard.

The only glitch today was that the heartstrap battery got too low, at 10% charge remaining, for it to function during the entire session.  So that is why heart rate shows as zero during the last few splits.

Regarding Diane's heart rate calibration which I wrote about yesterday, I think her results were so surprisingly low because she was being extra careful to start out extra slow, so that when she was called upon to do perceived exertion level 6 for three minutes, she wouldn't be in danger of straining herself.  Caution is good and I'm glad she was too cautious rather than injure herself.  But I looked at the average pace she rowed for all sessions from the October 30, 2015 session until the most recent one before the heart rate calibration and her average pace for all of those was 4:36/500 meters.  During none of those sessions did she sweat or even perspire and most of those sessions were around 40 minutes in duration.  So she rowed all of those sessions at an average pace which was a bit slower than a normal warm-up pace, because though 30 or 40 minutes at a warm-up pace will not cause a person to sweat, it will induce a very slight amount of perspiration which will give the person a sensation of cooling when air moves over their skin. My dear, sweet and enchanting Princess Diane has told me many times, in no uncertain terms, that she doesn't like to sweat or perspire. Therefore I conclude that she was rowing all of those 30 or 40 minute sessions at what would be a slower-than-warmup pace.

Her average pace for yesterday's heart rate calibration session therefore should have been a faster pace than any of those previous sessions, because the first 5 minutes and the last few minutes were done at what should have been a warm-up pace equal to or slightly faster than what she normally rowed in those 30 to 40 minute sessions and the rest of the calibration session was done in 5 increments, each of which was a slightly higher pace than the one before, with the fastest pace during the calibration sustained for 3 minutes. So each of those increments during the calibration should have raised the average pace for the session a bit more.

But... her average pace for the entire heart rate calibration session was 6:04.2/500 meters, which was much, much slower than her normal, easy, no-perspiration 40 minute sessions which were all done at about 4:36/500 meters with the exception of one of them which was done at an average pace of 5:11.7/500 m.  The latter was probably slower because it was probably either a fixed distance or time and she probably paused to operate the remote control, drink cocoa, etc during that particular session.

As for today: here's the finish screen and session report for my rowing today:
The heart strap signal dropped out before session ended and that is why it appears heart rate dropped.  I was wearing a device on my wrist which also displayed heart rate and it was 136 to 144 whenever I checked it during the last few splits after the heart strap quit.
Today's 10 K session report.

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