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BOSTON MARATHON 2024

John Kerr

Bib: 15528•M

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
33:01
Rank: #24326
Start → 5K
33:01 | 10:38/mi
10K· 6.21 mi
1:10:16
Rank: #24879 (-553)
5K → 10K
37:15 | 11:59/mi
15K· 9.32 mi
1:49:58
Rank: #25037 (-158)
10K → 15K
39:42 | 12:47/mi
20K· 12.43 mi
2:32:31
Rank: #25137 (-100)
15K → 20K
42:33 | 13:42/mi
Half· 13.11 mi
2:41:57
Rank: #25179 (-42)
20K → Half
9:26 | 13:50/mi
25K· 15.53 mi
3:17:16
Rank: #25230 (-51)
Half → 25K
35:19 | 14:34/mi
30K· 18.64 mi
4:04:55
Rank: #25233 (-3)
25K → 30K
47:39 | 15:20/mi
20M
4:25:09
Rank: #25232 (+1)
30K → 20M
20:14 | 14:53/mi
21M
4:40:38
Rank: #25224 (+8)
20M → 21M
15:29 | 15:29/mi
35K· 21.75 mi
4:50:47
Rank: #25210 (+14)
21M → 35K
10:09 | 13:34/mi
23M
5:08:41
Rank: #25191 (+19)
35K → 23M
17:54 | 14:18/mi
24M
5:22:40
Rank: #25170 (+21)
23M → 24M
13:59 | 13:59/mi
40K· 24.85 mi
5:35:16
Rank: #25175 (-5)
24M → 40K
12:36 | 14:44/mi
25.2M
5:40:45
Rank: #25172 (+3)
40K → 25.2M
5:29 | 15:54/mi
Finish· 26.22 mi
5:53:44
Rank: #25158 (+14)
25.2M → Finish
12:59 | 12:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:41:57
Pace12:21 /mi
2nd Half
Distance13.11 mi
Time3:11:47
Pace14:38 /mi
📊Positive Split: 18.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:0533:0110:3833:01
10:38
-
10K
6.21 mi11:44:201:10:1611:1837:15
11:59
+1:21
15K
9.32 mi12:24:021:49:5811:4839:42
12:47
+0:48
20K
12.43 mi13:06:352:32:3112:1642:33
13:42
+0:55
Half
13.11 mi13:16:012:41:5712:219:26
13:50
+0:08
25K
15.53 mi13:51:203:17:1612:4235:19
14:34
+0:44
30K
18.64 mi14:38:594:04:5513:0847:39
15:20
+0:46
20M
20.00 mi14:59:134:25:0913:1520:14
14:53
-0:27
21M
21.00 mi15:14:424:40:3813:2215:29
15:29
+0:36
35K
21.75 mi15:24:514:50:4713:2210:09
13:34
-1:55
23M
23.00 mi15:42:455:08:4113:2517:54
14:18
+0:44
24M
24.00 mi15:56:445:22:4013:2713:59
13:59
-0:19
40K
24.85 mi16:09:205:35:1613:2912:36
14:44
+0:45
25.2M
25.20 mi16:14:495:40:4513:315:29
15:54
+1:10
Finish
26.22 mi16:27:485:53:4413:3012:59
12:44
-3:10

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

10:38 /mi

Average Pace

13:30 /mi

Slowest Pace

15:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:57

35% of race

Time at Steady Pace

2:09:20

37% of race

Time at Slower Pace

1:41:27

29% of race

Average Pace: 13:29 /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 mi11:07:0533:0110:3833:01
10:38
#24326
10K
6.21 mi11:44:201:10:1611:1837:15
11:59
#24879
15K
9.32 mi12:24:021:49:5811:4839:42
12:47
#25037
20K
12.43 mi13:06:352:32:3112:1642:33
13:42
#25137
Half
13.11 mi13:16:012:41:5712:219:26
13:50
#25179
25K
15.53 mi13:51:203:17:1612:4235:19
14:34
#25230
30K
18.64 mi14:38:594:04:5513:0847:39
15:20
#25233
20M
20.00 mi14:59:134:25:0913:1520:14
14:53
#25232
21M
21.00 mi15:14:424:40:3813:2215:29
15:29
#25224
35K
21.75 mi15:24:514:50:4713:2210:09
13:34
#25210
23M
23.00 mi15:42:455:08:4113:2517:54
14:18
#25191
24M
24.00 mi15:56:445:22:4013:2713:59
13:59
#25170
40K
24.85 mi16:09:205:35:1613:2912:36
14:44
#25175
25.2M
25.20 mi16:14:495:40:4513:315:29
15:54
#25172
Finish
26.22 mi16:27:485:53:4413:3012:59
12:44
#25158
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24326141371413725203(Top 99%)14459(Top 99%)14459(Top 298%)
10K6.21 mi3.10 mi24879-55314346-20914346-20925108(Top 98%)14428(Top 99%)14428(Top 298%)
15K9.32 mi3.11 mi25037-15814404-5814404-5825203(Top 99%)14459(Top 99%)14459(Top 298%)
20K12.43 mi3.11 mi25137-10014431-2714431-2725247(Top 99%)14451(Top 99%)14451(Top 298%)
Half13.11 mi0.68 mi25179-4214444-1314444-1325395(Top 99%)14499(Top 99%)14499(Top 299%)
25K15.53 mi2.42 mi25230-5114458-1414458-1425192(Top 99%)14410(Top 99%)14410(Top 297%)
30K18.64 mi3.11 mi25233-314453+514453+525110(Top 98%)14317(Top 98%)14317(Top 295%)
20M20.00 mi1.36 mi25232+114446+714446+724685(Top 97%)14077(Top 97%)14077(Top 290%)
21M21.00 mi1.00 mi25224+814437+914437+924088(Top 94%)13726(Top 94%)13726(Top 283%)
35K21.75 mi0.75 mi25210+1414431+614431+623911(Top 94%)13604(Top 93%)13604(Top 281%)
23M23.00 mi1.25 mi25191+1914418+1314418+1324079(Top 94%)13698(Top 94%)13698(Top 282%)
24M24.00 mi1.00 mi25170+2114407+1114407+1124180(Top 95%)13702(Top 94%)13702(Top 283%)
40K24.85 mi0.85 mi25175-514408-114408-124345(Top 95%)13787(Top 95%)13787(Top 284%)
25.2M25.20 mi0.35 mi25172+314403+514403+523992(Top 94%)13575(Top 93%)13575(Top 280%)
Finish26.22 mi1.02 mi25158+1414398+514398+524129(Top 94%)13642(Top 94%)13642(Top 281%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21stories
+97ft-345ft

Overall

25203

Males

14459

M18-39

14459

5K→10K

3.1 - 6.2 mi

Top 98%
×5stories
+79ft-138ft

Overall

25108

Males

14428

M18-39

14428

10K→15K

6.2 - 9.3 mi

Top 99%
×3stories
+67ft-78ft

Overall

25203

Males

14459

M18-39

14459

15K→20K

9.3 - 12.4 mi

Top 99%
×5stories
+106ft-86ft

Overall

25247

Males

14451

M18-39

14451

20K→Half

12.4 - 13.1 mi

Top 99%
×2stories
+19ft-37ft

Overall

25395

Males

14499

M18-39

14499

Half→25K

13.1 - 15.5 mi

Top 99%
×4stories
+66ft-88ft

Overall

25192

Males

14410

M18-39

14410

25K→30K

15.5 - 18.6 mi

Top 98%
×9stories
+181ft-148ft

Overall

25110

Males

14317

M18-39

14317

30K→20M

18.6 - 20.0 mi

Top 97%
×5stories
+64ft-50ft

Overall

24685

Males

14077

M18-39

14077

20M→21M

20.0 - 21.0 mi

Top 94%
×8stories
+106ft-24ft

Overall

24088

Males

13726

M18-39

13726

21M→35K

21.0 - 21.8 mi

Top 94%
×7stories
+17ft-86ft

Overall

23911

Males

13604

M18-39

13604

35K→23M

21.8 - 23.0 mi

Top 94%
×5stories
+23ft-63ft

Overall

24079

Males

13698

M18-39

13698

23M→24M

23.0 - 24.0 mi

Top 95%
×6stories
+12ft-82ft

Overall

24180

Males

13702

M18-39

13702

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

24345

Males

13787

M18-39

13787

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

23992

Males

13575

M18-39

13575

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2stories
+22ft-21ft

Overall

24129

Males

13642

M18-39

13642

Passing Analysis

Category:
Athletes Passed
270
Passed By
1102
Net Change
-832
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24326
5K → 10K14567-553#24326#24879
10K → 15K26184-158#24879#25037
15K → 20K19119-100#25037#25137
20K → Half143-42#25137#25179
Half → 25K1768-51#25179#25230
25K → 30K4043-3#25230#25233
30K → 20M1817+1#25233#25232
20M → 21M135+8#25232#25224
21M → 35K162+14#25224#25210
35K → 23M3011+19#25210#25191
23M → 24M298+21#25191#25170
24M → 40K1015-5#25170#25175
40K → 25.2M107+3#25175#25172
25.2M → Finish2713+14#25172#25158
TOTALS2701102-832
📊

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