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BOSTON MARATHON 2023

John-Tyler Butler

Bib: 2832•M

IN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 22%
Division (M18-39)
#0 / 5285
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:55
Rank: #3944
Start → 5K
20:55 | 6:44/mi
10K· 6.21 mi
41:52
Rank: #4348 (-404)
5K → 10K
20:57 | 6:45/mi
15K· 9.32 mi
1:02:26
Rank: #3998 (+350)
10K → 15K
20:34 | 6:37/mi
20K· 12.43 mi
1:23:15
Rank: #3854 (+144)
15K → 20K
20:49 | 6:42/mi
Half· 13.11 mi
1:27:45
Rank: #3826 (+28)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:44:06
Rank: #3781 (+45)
Half → 25K
16:21 | 6:45/mi
30K· 18.64 mi
2:05:38
Rank: #3770 (+11)
25K → 30K
21:32 | 6:56/mi
20M
2:15:06
Rank: #3735 (+35)
30K → 20M
9:28 | 6:58/mi
21M
2:22:27
Rank: #3727 (+8)
20M → 21M
7:21 | 7:21/mi
35K· 21.75 mi
2:27:36
Rank: #3751 (-24)
21M → 35K
5:09 | 6:53/mi
23M
2:36:21
Rank: #3725 (+26)
35K → 23M
8:45 | 6:59/mi
24M
2:43:11
Rank: #3721 (+4)
23M → 24M
6:50 | 6:50/mi
40K· 24.85 mi
2:49:02
Rank: #3653 (+68)
24M → 40K
5:51 | 6:51/mi
25.2M
2:51:32
Rank: #3629 (+24)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:57:56
Rank: #3465 (+164)
25.2M → Finish
6:24 | 6:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:45
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:30:11
Pace6:53 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5220:556:4420:55
6:44
-
10K
6.21 mi10:42:4941:526:4420:57
6:45
+0:01
15K
9.32 mi11:03:231:02:266:4220:34
6:37
-0:08
20K
12.43 mi11:24:121:23:156:4220:49
6:42
+0:05
Half
13.11 mi11:28:421:27:456:424:30
6:36
-0:06
25K
15.53 mi11:45:031:44:066:4216:21
6:45
+0:09
30K
18.64 mi12:06:352:05:386:4421:32
6:56
+0:11
20M
20.00 mi12:16:032:15:066:459:28
6:58
+0:02
21M
21.00 mi12:23:242:22:276:477:21
7:21
+0:23
35K
21.75 mi12:28:332:27:366:475:09
6:53
-0:28
23M
23.00 mi12:37:182:36:216:488:45
6:59
+0:06
24M
24.00 mi12:44:082:43:116:486:50
6:50
-0:09
40K
24.85 mi12:49:592:49:026:485:51
6:51
+0:01
25.2M
25.20 mi12:52:292:51:326:482:30
7:15
+0:24
Finish
26.22 mi12:58:532:57:566:476:24
6:17
-0:58

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

6:17 /mi

Average Pace

6:47 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:20

72% of race

Time at Steady Pace

49:36

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:21:5220:556:4420:55
6:44
#3944
10K
6.21 mi10:42:4941:526:4420:57
6:45
#4348
15K
9.32 mi11:03:231:02:266:4220:34
6:37
#3998
20K
12.43 mi11:24:121:23:156:4220:49
6:42
#3854
Half
13.11 mi11:28:421:27:456:424:30
6:36
#3826
25K
15.53 mi11:45:031:44:066:4216:21
6:45
#3781
30K
18.64 mi12:06:352:05:386:4421:32
6:56
#3770
20M
20.00 mi12:16:032:15:066:459:28
6:58
#3735
21M
21.00 mi12:23:242:22:276:477:21
7:21
#3727
35K
21.75 mi12:28:332:27:366:475:09
6:53
#3751
23M
23.00 mi12:37:182:36:216:488:45
6:59
#3725
24M
24.00 mi12:44:082:43:116:486:50
6:50
#3721
40K
24.85 mi12:49:592:49:026:485:51
6:51
#3653
25.2M
25.20 mi12:52:292:51:326:482:30
7:15
#3629
Finish
26.22 mi12:58:532:57:566:476:24
6:17
#3465
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3944370137013453(Top 13%)3275(Top 22%)3275(Top 62%)
10K6.21 mi3.10 mi4348-4044072-3714072-3714741(Top 18%)4405(Top 29%)4405(Top 83%)
15K9.32 mi3.11 mi3998+3503764+3083764+3083453(Top 13%)3275(Top 22%)3275(Top 62%)
20K12.43 mi3.11 mi3854+1443637+1273637+1273582(Top 13%)3389(Top 22%)3389(Top 64%)
Half13.11 mi0.68 mi3826+283613+243613+243400(Top 13%)3231(Top 21%)3231(Top 61%)
25K15.53 mi2.42 mi3781+453572+413572+413691(Top 14%)3476(Top 23%)3476(Top 66%)
30K18.64 mi3.11 mi3770+113558+143558+143868(Top 15%)3623(Top 24%)3623(Top 69%)
20M20.00 mi1.36 mi3735+353526+323526+323798(Top 14%)3534(Top 23%)3534(Top 67%)
21M21.00 mi1.00 mi3727+83518+83518+83861(Top 15%)3569(Top 24%)3569(Top 68%)
35K21.75 mi0.75 mi3751-243535-173535-174645(Top 17%)4210(Top 28%)4210(Top 80%)
23M23.00 mi1.25 mi3725+263509+263509+263710(Top 14%)3424(Top 23%)3424(Top 65%)
24M24.00 mi1.00 mi3721+43502+73502+73813(Top 14%)3485(Top 23%)3485(Top 66%)
40K24.85 mi0.85 mi3653+683438+643438+643027(Top 11%)2785(Top 18%)2785(Top 53%)
25.2M25.20 mi0.35 mi3629+243416+223416+222725(Top 10%)2511(Top 17%)2511(Top 48%)
Finish26.22 mi1.02 mi3465+1643266+1503266+1501565(Top 6%)1480(Top 10%)1480(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3453

Males

3275

M18-39

3275

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4741

Males

4405

M18-39

4405

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3453

Males

3275

M18-39

3275

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3582

Males

3389

M18-39

3389

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3400

Males

3231

M18-39

3231

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3691

Males

3476

M18-39

3476

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3868

Males

3623

M18-39

3623

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3798

Males

3534

M18-39

3534

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

3861

Males

3569

M18-39

3569

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4645

Males

4210

M18-39

4210

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3710

Males

3424

M18-39

3424

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3813

Males

3485

M18-39

3485

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3027

Males

2785

M18-39

2785

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2725

Males

2511

M18-39

2511

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1565

Males

1480

M18-39

1480

Passing Analysis

Category:
Athletes Passed
1443
Passed By
964
Net Change
+479
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3944
5K → 10K82486-404#3944#4348
10K → 15K36313+350#4348#3998
15K → 20K19248+144#3998#3854
20K → Half3911+28#3854#3826
Half → 25K9651+45#3826#3781
25K → 30K111100+11#3781#3770
30K → 20M7136+35#3770#3735
20M → 21M6355+8#3735#3727
21M → 35K1741-24#3727#3751
35K → 23M7751+26#3751#3725
23M → 24M4945+4#3725#3721
24M → 40K8214+68#3721#3653
40K → 25.2M3511+24#3653#3629
25.2M → Finish1662+164#3629#3465
TOTALS1443964+479
📊

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