Jon Klein

Bib: 2963M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 13%
Gender (Male)
#0 / 14578
Top 21%
Masters (Masters Men)
#0 / 9729
Top 10%
Division (M45-49)
#0 / 2218
Top 13%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:47
Rank: #4735
Start5K
20:47 | 6:41/mi
10K· 6.21 mi
41:47
Rank: #4753 (-18)
5K10K
21:00 | 6:46/mi
15K· 9.32 mi
1:03:02
Rank: #4845 (-92)
10K15K
21:15 | 6:50/mi
20K· 12.43 mi
1:24:28
Rank: #4710 (+135)
15K20K
21:26 | 6:54/mi
Half· 13.11 mi
1:29:07
Rank: #4694 (+16)
20KHalf
4:39 | 6:49/mi
25K· 15.53 mi
1:46:00
Rank: #4526 (+168)
Half25K
16:53 | 6:58/mi
30K· 18.64 mi
2:08:23
Rank: #4337 (+189)
25K30K
22:23 | 7:12/mi
20M
2:18:03
Rank: #4108 (+229)
30K20M
9:40 | 7:07/mi
21M
2:25:39
Rank: #3937 (+171)
20M21M
7:36 | 7:36/mi
35K· 21.75 mi
2:30:46
Rank: #3819 (+118)
21M35K
5:07 | 6:50/mi
23M
2:40:03
Rank: #3714 (+105)
35K23M
9:17 | 7:25/mi
24M
2:47:15
Rank: #3618 (+96)
23M24M
7:12 | 7:12/mi
40K· 24.85 mi
2:53:19
Rank: #3512 (+106)
24M40K
6:04 | 7:06/mi
25.2M
2:56:01
Rank: #3447 (+65)
40K25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:03:03
Rank: #3364 (+83)
25.2MFinish
7:02 | 6:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:07
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:33:56
Pace7:10 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2220:476:4120:47
6:41
-
10K
6.21 mi10:43:2241:476:4321:00
6:46
+0:05
15K
9.32 mi11:04:371:03:026:4621:15
6:50
+0:04
20K
12.43 mi11:26:031:24:286:4821:26
6:54
+0:04
Half
13.11 mi11:30:421:29:076:484:39
6:49
-0:05
25K
15.53 mi11:47:351:46:006:4916:53
6:58
+0:09
30K
18.64 mi12:09:582:08:236:5322:23
7:12
+0:14
20M
20.00 mi12:19:382:18:036:549:40
7:07
-0:05
21M
21.00 mi12:27:142:25:396:567:36
7:36
+0:29
35K
21.75 mi12:32:212:30:466:565:07
6:50
-0:46
23M
23.00 mi12:41:382:40:036:589:17
7:25
+0:35
24M
24.00 mi12:48:502:47:156:587:12
7:12
-0:13
40K
24.85 mi12:54:542:53:196:586:04
7:06
-0:06
25.2M
25.20 mi12:57:362:56:016:592:42
7:50
+0:44
Finish
26.22 mi13:04:383:03:036:597:02
6:54
-0:56

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:41 /mi

Average Pace

6:59 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:28

89% of race

Time at Steady Pace

19:35

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:59 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:22:2220:476:4120:47
6:41
#4735
10K
6.21 mi10:43:2241:476:4321:00
6:46
#4753
15K
9.32 mi11:04:371:03:026:4621:15
6:50
#4845
20K
12.43 mi11:26:031:24:286:4821:26
6:54
#4710
Half
13.11 mi11:30:421:29:076:484:39
6:49
#4694
25K
15.53 mi11:47:351:46:006:4916:53
6:58
#4526
30K
18.64 mi12:09:582:08:236:5322:23
7:12
#4337
20M
20.00 mi12:19:382:18:036:549:40
7:07
#4108
21M
21.00 mi12:27:142:25:396:567:36
7:36
#3937
35K
21.75 mi12:32:212:30:466:565:07
6:50
#3819
23M
23.00 mi12:41:382:40:036:589:17
7:25
#3714
24M
24.00 mi12:48:502:47:156:587:12
7:12
#3618
40K
24.85 mi12:54:542:53:196:586:04
7:06
#3512
25.2M
25.20 mi12:57:362:56:016:592:42
7:50
#3447
Finish
26.22 mi13:04:383:03:036:597:02
6:54
#3364
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4735440544055088(Top 20%)4675(Top 32%)4675(Top 211%)
10K6.21 mi3.10 mi4753-184429-244429-244813(Top 19%)4467(Top 31%)4467(Top 201%)
15K9.32 mi3.11 mi4845-924499-704499-705088(Top 20%)4675(Top 32%)4675(Top 211%)
20K12.43 mi3.11 mi4710+1354376+1234376+1234609(Top 18%)4245(Top 29%)4245(Top 191%)
Half13.11 mi0.68 mi4694+164363+134363+134557(Top 18%)4195(Top 29%)4195(Top 189%)
25K15.53 mi2.42 mi4526+1684208+1554208+1554150(Top 16%)3819(Top 26%)3819(Top 172%)
30K18.64 mi3.11 mi4337+1894018+1904018+1903784(Top 15%)3441(Top 24%)3441(Top 155%)
20M20.00 mi1.36 mi4108+2293813+2053813+2052815(Top 11%)2588(Top 18%)2588(Top 117%)
21M21.00 mi1.00 mi3937+1713654+1593654+1592818(Top 11%)2551(Top 17%)2551(Top 115%)
35K21.75 mi0.75 mi3819+1183546+1083546+1082442(Top 10%)2230(Top 15%)2230(Top 101%)
23M23.00 mi1.25 mi3714+1053442+1043442+1043311(Top 13%)2899(Top 20%)2899(Top 131%)
24M24.00 mi1.00 mi3618+963345+973345+972989(Top 12%)2606(Top 18%)2606(Top 117%)
40K24.85 mi0.85 mi3512+1063244+1013244+1012177(Top 9%)1934(Top 13%)1934(Top 87%)
25.2M25.20 mi0.35 mi3447+653179+653179+652266(Top 9%)1990(Top 14%)1990(Top 90%)
Finish26.22 mi1.02 mi3364+833099+803099+802741(Top 11%)2338(Top 16%)2338(Top 105%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5088

Males

4675

M45-49

4675

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

4813

Males

4467

M45-49

4467

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5088

Males

4675

M45-49

4675

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4609

Males

4245

M45-49

4245

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4557

Males

4195

M45-49

4195

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4150

Males

3819

M45-49

3819

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3784

Males

3441

M45-49

3441

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2815

Males

2588

M45-49

2588

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2818

Males

2551

M45-49

2551

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2442

Males

2230

M45-49

2230

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3311

Males

2899

M45-49

2899

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

2989

Males

2606

M45-49

2606

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2177

Males

1934

M45-49

1934

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2266

Males

1990

M45-49

1990

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2741

Males

2338

M45-49

2338

Passing Analysis

Category:
Athletes Passed
2145
Passed By
774
Net Change
+1371
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4735
5K10K181199-18#4735#4753
10K15K109201-92#4753#4845
15K20K22287+135#4845#4710
20KHalf3822+16#4710#4694
Half25K23668+168#4694#4526
25K30K293104+189#4526#4337
30K20M2367+229#4337#4108
20M21M19019+171#4108#3937
21M35K1202+118#3937#3819
35K23M13530+105#3819#3714
23M24M10812+96#3714#3618
24M40K1104+106#3618#3512
40K25.2M694+65#3512#3447
25.2MFinish9815+83#3447#3364
TOTALS2145774+1371
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing