Activity jon.roberts220161@gmail.com 26/10/2025 Pentrefelin Circuit Details for Jon RobertsDate and Start TimeGradeOriginDetail Sat 27-06-2026 07:27 amEasyCoros0CriteriaOverall1st Half2nd Half% ChangeDistance8.25 km3.78 km4.47 km18 %Time01:03:0500:31:3300:31:330 %Pace07:39 /km08:21 /km07:03 /km-16 %Average HR116 bpm117116-1 %Running Efficiency (Pace/HR)53.258.649.1-16 %Own System 3 Zone System using Maximum Heart Rate (Version 3)Own System 5 Zone System using Maximum Heart Rate (Version 1)Own System 7 Zone System using Maximum Heart Rate (Version 1)Garmin 5 Zone System using Maximum Heart Rate (Version 1)Coros 6 Zone System using Maximum Heart Rate (Version 1)Coros 6 Zone System using Threshold Heart Rate (Version 1)Coros 6 Zone System using Heart Rate Reserve (Version 1)Zone% Max HRHR Limits% RunZone 10-60 %0-102 bpm1 %Zone 2a61-65 %103-111 bpm9 %Zone 2b66-70 %112-119 bpm64 %Zone 3a71-75 %120-128 bpm24 %Zone 3b76-80 %129-136 bpm1 %Zone 481-90 %137-153 bpm0 %Zone 591-100 %154-170 bpm0 %KMTimePaceElevationDescentOverall1K00:07:5007:50 /km51m3m48m2K00:14:5107:01 /km6m14m-8m3K00:23:1808:27 /km44m14m30m4K00:33:1709:59 /km67m5m62m5K00:40:4707:30 /km8m19m-11m6K00:47:3306:46 /km0m27m-27m7K00:54:2606:53 /km1m31m-30m8K01:01:1006:44 /km3m44m-41m