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BOSTON MARATHON 2024

Jeffrey Harrelson

Bib: 24801•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
29:55
Rank: #22080
Start → 5K
9:38/mi
29:55 split
10K· 6.21 mi
59:52
Rank: #21904 (+176)
5K → 10K
9:38/mi
29:57 split
15K· 9.32 mi
1:29:30
Rank: #21507 (+397)
10K → 15K
9:32/mi
29:38 split
20K· 12.43 mi
1:59:49
Rank: #21057 (+450)
15K → 20K
9:45/mi
30:19 split
Half· 13.11 mi
2:06:15
Rank: #20993 (+64)
20K → Half
9:26/mi
6:26 split
25K· 15.53 mi
2:30:02
Rank: #20583 (+410)
Half → 25K
9:49/mi
23:47 split
30K· 18.64 mi
3:03:28
Rank: #20355 (+228)
25K → 30K
10:46/mi
33:26 split
20M
3:18:54
Rank: #20325 (+30)
30K → 20M
11:21/mi
15:26 split
21M
3:31:45
Rank: #20345 (-20)
20M → 21M
12:51/mi
12:51 split
35K· 21.75 mi
3:40:10
Rank: #20337 (+8)
21M → 35K
11:15/mi
8:25 split
23M
3:54:20
Rank: #20255 (+82)
35K → 23M
11:19/mi
14:10 split
24M
4:05:44
Rank: #20251 (+4)
23M → 24M
11:24/mi
11:24 split
40K· 24.85 mi
4:16:02
Rank: #20259 (-8)
24M → 40K
12:03/mi
10:18 split
25.2M
4:20:33
Rank: #20245 (+14)
40K → 25.2M
13:06/mi
4:31 split
Finish· 26.22 mi
4:30:54
Rank: #20201 (+44)
25.2M → Finish
10:09/mi
10:21 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:15
Pace9:38 /mi
2nd Half
Distance13.11 mi
Time2:24:39
Pace11:02 /mi
📊Positive Split: 14.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:0029:559:3829:55
9:38
-
10K
6.21 mi12:14:5759:529:3829:57
9:38
0:00
15K
9.32 mi12:44:351:29:309:3629:38
9:32
-0:06
20K
12.43 mi13:14:541:59:499:3830:19
9:45
+0:13
Half
13.11 mi13:21:202:06:159:386:26
9:26
-0:19
25K
15.53 mi13:45:072:30:029:3923:47
9:49
+0:23
30K
18.64 mi14:18:333:03:289:5133:26
10:46
+0:57
20M
20.00 mi14:33:593:18:549:5715:26
11:21
+0:35
21M
21.00 mi14:46:503:31:4510:0512:51
12:51
+1:30
35K
21.75 mi14:55:153:40:1010:078:25
11:15
-1:36
23M
23.00 mi15:09:253:54:2010:1114:10
11:19
+0:04
24M
24.00 mi15:20:494:05:4410:1411:24
11:24
+0:05
40K
24.85 mi15:31:074:16:0210:1810:18
12:03
+0:39
25.2M
25.20 mi15:35:384:20:3310:204:31
13:06
+1:03
Finish
26.22 mi15:45:594:30:5410:2010:21
10:09
-2:57

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

9:26 /mi

Average Pace

10:20 /mi

Slowest Pace

13:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:23

59% of race

Time at Steady Pace

1:11:27

26% of race

Time at Slower Pace

39:04

14% of race

Average Pace: 10:20 /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 mi11:45:0029:559:3829:55
9:38
#22080
10K
6.21 mi12:14:5759:529:3829:57
9:38
#21904
15K
9.32 mi12:44:351:29:309:3629:38
9:32
#21507
20K
12.43 mi13:14:541:59:499:3830:19
9:45
#21057
Half
13.11 mi13:21:202:06:159:386:26
9:26
#20993
25K
15.53 mi13:45:072:30:029:3923:47
9:49
#20583
30K
18.64 mi14:18:333:03:289:5133:26
10:46
#20355
20M
20.00 mi14:33:593:18:549:5715:26
11:21
#20325
21M
21.00 mi14:46:503:31:4510:0512:51
12:51
#20345
35K
21.75 mi14:55:153:40:1010:078:25
11:15
#20337
23M
23.00 mi15:09:253:54:2010:1114:10
11:19
#20255
24M
24.00 mi15:20:494:05:4410:1411:24
11:24
#20251
40K
24.85 mi15:31:074:16:0210:1810:18
12:03
#20259
25.2M
25.20 mi15:35:384:20:3310:204:31
13:06
#20245
Finish
26.22 mi15:45:594:30:5410:2010:21
10:09
#20201
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22080130801308020764(Top 81%)12525(Top 86%)12525(Top 258%)
10K6.21 mi3.10 mi21904+17612994+8612994+8621712(Top 85%)12902(Top 89%)12902(Top 266%)
15K9.32 mi3.11 mi21507+39712823+17112823+17120764(Top 81%)12525(Top 86%)12525(Top 258%)
20K12.43 mi3.11 mi21057+45012630+19312630+19319929(Top 78%)12116(Top 83%)12116(Top 250%)
Half13.11 mi0.68 mi20993+6412597+3312597+3319819(Top 78%)11996(Top 82%)11996(Top 247%)
25K15.53 mi2.42 mi20583+41012383+21412383+21418567(Top 73%)11390(Top 78%)11390(Top 235%)
30K18.64 mi3.11 mi20355+22812237+14612237+14619422(Top 76%)11580(Top 79%)11580(Top 239%)
20M20.00 mi1.36 mi20325+3012183+5412183+5420093(Top 79%)11781(Top 81%)11781(Top 243%)
21M21.00 mi1.00 mi20345-2012169+1412169+1420473(Top 80%)11865(Top 81%)11865(Top 245%)
35K21.75 mi0.75 mi20337+812144+2512144+2520326(Top 80%)11770(Top 81%)11770(Top 243%)
23M23.00 mi1.25 mi20255+8212082+6212082+6219211(Top 75%)11181(Top 77%)11181(Top 231%)
24M24.00 mi1.00 mi20251+412057+2512057+2520207(Top 79%)11630(Top 80%)11630(Top 240%)
40K24.85 mi0.85 mi20259-812047+1012047+1020538(Top 80%)11725(Top 80%)11725(Top 242%)
25.2M25.20 mi0.35 mi20245+1412031+1612031+1619897(Top 78%)11396(Top 78%)11396(Top 235%)
Finish26.22 mi1.02 mi20201+4412002+2912002+2918927(Top 74%)10951(Top 75%)10951(Top 226%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

20764

Males

12525

M18-39

12525

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

21712

Males

12902

M18-39

12902

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

20764

Males

12525

M18-39

12525

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

19929

Males

12116

M18-39

12116

20K→Half

12.4 - 13.1 mi

Top 78%
×2stories
+19ft-37ft

Overall

19819

Males

11996

M18-39

11996

Half→25K

13.1 - 15.5 mi

Top 73%
×4stories
+66ft-88ft

Overall

18567

Males

11390

M18-39

11390

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

19422

Males

11580

M18-39

11580

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

20093

Males

11781

M18-39

11781

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

20473

Males

11865

M18-39

11865

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

20326

Males

11770

M18-39

11770

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

19211

Males

11181

M18-39

11181

23M→24M

23.0 - 24.0 mi

Top 79%
×6stories
+12ft-82ft

Overall

20207

Males

11630

M18-39

11630

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

20538

Males

11725

M18-39

11725

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

19897

Males

11396

M18-39

11396

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

18927

Males

10951

M18-39

10951

Passing Analysis

Category:
Athletes Passed
2621
Passed By
742
Net Change
+1879
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22080
5K → 10K337161+176#22080#21904
10K → 15K43336+397#21904#21507
15K → 20K47222+450#21507#21057
20K → Half717+64#21057#20993
Half → 25K42111+410#20993#20583
25K → 30K30072+228#20583#20355
30K → 20M9565+30#20355#20325
20M → 21M7191-20#20325#20345
21M → 35K6153+8#20345#20337
35K → 23M11836+82#20337#20255
23M → 24M6258+4#20255#20251
24M → 40K6573-8#20251#20259
40K → 25.2M3824+14#20259#20245
25.2M → Finish7733+44#20245#20201
TOTALS2621742+1879
📊

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