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BOSTON MARATHON 2024

Jeffrey Clark

Bib: 24070•M

MA

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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Age Group (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
29:27
Rank: #21669
Start → 5K
29:27 | 9:29/mi
10K· 6.21 mi
59:55
Rank: #21928 (-259)
5K → 10K
30:28 | 9:48/mi
15K· 9.32 mi
1:31:15
Rank: #21975 (-47)
10K → 15K
31:20 | 10:05/mi
20K· 12.43 mi
2:05:34
Rank: #22214 (-239)
15K → 20K
34:19 | 11:03/mi
Half· 13.11 mi
2:13:20
Rank: #22349 (-135)
20K → Half
7:46 | 11:23/mi
25K· 15.53 mi
2:42:08
Rank: #22489 (-140)
Half → 25K
28:48 | 11:53/mi
30K· 18.64 mi
3:23:53
Rank: #22848 (-359)
25K → 30K
41:45 | 13:26/mi
20M
3:41:25
Rank: #22860 (-12)
30K → 20M
17:32 | 12:54/mi
21M
3:55:13
Rank: #22842 (+18)
20M → 21M
13:48 | 13:48/mi
35K· 21.75 mi
4:05:12
Rank: #22883 (-41)
21M → 35K
9:59 | 13:21/mi
23M
4:21:59
Rank: #22931 (-48)
35K → 23M
16:47 | 13:24/mi
24M
4:34:54
Rank: #22951 (-20)
23M → 24M
12:55 | 12:55/mi
40K· 24.85 mi
4:45:20
Rank: #22894 (+57)
24M → 40K
10:26 | 12:12/mi
25.2M
4:49:39
Rank: #22851 (+43)
40K → 25.2M
4:19 | 12:31/mi
Finish· 26.22 mi
5:00:30
Rank: #22798 (+53)
25.2M → Finish
10:51 | 10:39/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.11 mi
Time2:13:20
Pace10:10 /mi
2nd Half
Distance13.11 mi
Time2:47:10
Pace12:45 /mi
📊Positive Split: 25.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5029:279:2929:27
9:29
-
10K
6.21 mi12:15:1859:559:3930:28
9:48
+0:19
15K
9.32 mi12:46:381:31:159:4731:20
10:05
+0:17
20K
12.43 mi13:20:572:05:3410:0634:19
11:03
+0:58
Half
13.11 mi13:28:432:13:2010:107:46
11:23
+0:20
25K
15.53 mi13:57:312:42:0810:2628:48
11:53
+0:30
30K
18.64 mi14:39:163:23:5310:5641:45
13:26
+1:33
20M
20.00 mi14:56:483:41:2511:0417:32
12:54
-0:32
21M
21.00 mi15:10:363:55:1311:1213:48
13:48
+0:54
35K
21.75 mi15:20:354:05:1211:169:59
13:21
-0:27
23M
23.00 mi15:37:224:21:5911:2316:47
13:24
+0:03
24M
24.00 mi15:50:174:34:5411:2712:55
12:55
-0:29
40K
24.85 mi16:00:434:45:2011:2910:26
12:12
-0:43
25.2M
25.20 mi16:05:024:49:3911:304:19
12:31
+0:19
Finish
26.22 mi16:15:535:00:3011:2810:51
10:39
-1:52

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

9:29 /mi

Average Pace

11:28 /mi

Slowest Pace

13:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:24:11

48% of race

Time at Steady Pace

43:33

14% of race

Time at Slower Pace

1:52:46

38% of race

Average Pace: 11:28 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:44:5029:279:2929:27
9:29
#21669
10K
6.21 mi12:15:1859:559:3930:28
9:48
#21928
15K
9.32 mi12:46:381:31:159:4731:20
10:05
#21975
20K
12.43 mi13:20:572:05:3410:0634:19
11:03
#22214
Half
13.11 mi13:28:432:13:2010:107:46
11:23
#22349
25K
15.53 mi13:57:312:42:0810:2628:48
11:53
#22489
30K
18.64 mi14:39:163:23:5310:5641:45
13:26
#22848
20M
20.00 mi14:56:483:41:2511:0417:32
12:54
#22860
21M
21.00 mi15:10:363:55:1311:1213:48
13:48
#22842
35K
21.75 mi15:20:354:05:1211:169:59
13:21
#22883
23M
23.00 mi15:37:224:21:5911:2316:47
13:24
#22931
24M
24.00 mi15:50:174:34:5411:2712:55
12:55
#22951
40K
24.85 mi16:00:434:45:2011:2910:26
12:12
#22894
25.2M
25.20 mi16:05:024:49:3911:304:19
12:31
#22851
Finish
26.22 mi16:15:535:00:3011:2810:51
10:39
#22798
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi21669128771287722109(Top 87%)13132(Top 90%)13132(Top 271%)
10K6.21 mi3.10 mi21928-25913009-13213009-13222103(Top 87%)13087(Top 90%)13087(Top 270%)
15K9.32 mi3.11 mi21975-4713045-3613045-3622109(Top 87%)13132(Top 90%)13132(Top 271%)
20K12.43 mi3.11 mi22214-23913153-10813153-10822695(Top 89%)13363(Top 92%)13363(Top 276%)
Half13.11 mi0.68 mi22349-13513215-6213215-6223972(Top 94%)13888(Top 95%)13888(Top 286%)
25K15.53 mi2.42 mi22489-14013284-6913284-6922965(Top 90%)13399(Top 92%)13399(Top 276%)
30K18.64 mi3.11 mi22848-35913393-10913393-10923747(Top 93%)13662(Top 94%)13662(Top 282%)
20M20.00 mi1.36 mi22860-1213368+2513368+2522739(Top 89%)13063(Top 90%)13063(Top 269%)
21M21.00 mi1.00 mi22842+1813338+3013338+3022048(Top 86%)12689(Top 87%)12689(Top 262%)
35K21.75 mi0.75 mi22883-4113348-1013348-1023651(Top 93%)13473(Top 92%)13473(Top 278%)
23M23.00 mi1.25 mi22931-4813364-1613364-1623104(Top 90%)13175(Top 90%)13175(Top 272%)
24M24.00 mi1.00 mi22951-2013362+213362+222950(Top 90%)13029(Top 89%)13029(Top 269%)
40K24.85 mi0.85 mi22894+5713331+3113331+3120840(Top 82%)11874(Top 81%)11874(Top 245%)
25.2M25.20 mi0.35 mi22851+4313302+2913302+2918566(Top 73%)10739(Top 74%)10739(Top 221%)
Finish26.22 mi1.02 mi22798+5313269+3313269+3320428(Top 80%)11699(Top 80%)11699(Top 241%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

22109

Males

13132

M18-39

13132

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

22103

Males

13087

M18-39

13087

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

22109

Males

13132

M18-39

13132

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

22695

Males

13363

M18-39

13363

20K→Half

12.4 - 13.1 mi

Top 94%
×2stories
+19ft-37ft

Overall

23972

Males

13888

M18-39

13888

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

22965

Males

13399

M18-39

13399

25K→30K

15.5 - 18.6 mi

Top 93%
×9stories
+181ft-148ft

Overall

23747

Males

13662

M18-39

13662

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

22739

Males

13063

M18-39

13063

20M→21M

20.0 - 21.0 mi

Top 86%
×8stories
+106ft-24ft

Overall

22048

Males

12689

M18-39

12689

21M→35K

21.0 - 21.8 mi

Top 93%
×7stories
+17ft-86ft

Overall

23651

Males

13473

M18-39

13473

35K→23M

21.8 - 23.0 mi

Top 90%
×5stories
+23ft-63ft

Overall

23104

Males

13175

M18-39

13175

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

22950

Males

13029

M18-39

13029

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

20840

Males

11874

M18-39

11874

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

18566

Males

10739

M18-39

10739

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

20428

Males

11699

M18-39

11699

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
948
Passed By
2077
Net Change
-1129
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21669
5K → 10K132391-259#21669#21928
10K → 15K175222-47#21928#21975
15K → 20K102341-239#21975#22214
20K → Half6141-135#22214#22349
Half → 25K78218-140#22349#22489
25K → 30K56415-359#22489#22848
30K → 20M7688-12#22848#22860
20M → 21M6345+18#22860#22842
21M → 35K2162-41#22842#22883
35K → 23M3078-48#22883#22931
23M → 24M3353-20#22931#22951
24M → 40K7013+57#22951#22894
40K → 25.2M441+43#22894#22851
25.2M → Finish629+53#22851#22798
TOTALS9482077-1129
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing