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BOSTON MARATHON 2024

Mark Heffernan

Bib: 28893•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
28:16
Rank: #20463
Start → 5K
28:16 | 9:06/mi
10K· 6.21 mi
56:48
Rank: #20425 (+38)
5K → 10K
28:32 | 9:11/mi
15K· 9.32 mi
1:25:14
Rank: #20124 (+301)
10K → 15K
28:26 | 9:09/mi
20K· 12.43 mi
1:54:54
Rank: #19923 (+201)
15K → 20K
29:40 | 9:33/mi
Half· 13.11 mi
2:01:26
Rank: #19948 (-25)
20K → Half
6:32 | 9:35/mi
25K· 15.53 mi
2:26:21
Rank: #19939 (+9)
Half → 25K
24:55 | 10:17/mi
30K· 18.64 mi
3:01:31
Rank: #20063 (-124)
25K → 30K
35:10 | 11:19/mi
20M
3:17:59
Rank: #20216 (-153)
30K → 20M
16:28 | 12:07/mi
21M
3:31:53
Rank: #20360 (-144)
20M → 21M
13:54 | 13:54/mi
35K· 21.75 mi
3:41:54
Rank: #20536 (-176)
21M → 35K
10:01 | 13:23/mi
23M
3:58:27
Rank: #20711 (-175)
35K → 23M
16:33 | 13:13/mi
24M
4:11:45
Rank: #20879 (-168)
23M → 24M
13:18 | 13:18/mi
40K· 24.85 mi
4:22:57
Rank: #20930 (-51)
24M → 40K
11:12 | 13:06/mi
25.2M
4:28:29
Rank: #21019 (-89)
40K → 25.2M
5:32 | 16:03/mi
Finish· 26.22 mi
4:40:47
Rank: #21112 (-93)
25.2M → Finish
12:18 | 12:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:26
Pace9:16 /mi
2nd Half
Distance13.11 mi
Time2:39:21
Pace12:09 /mi
📊Positive Split: 31.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:2328:169:0628:16
9:06
-
10K
6.21 mi12:18:5556:489:0828:32
9:11
+0:05
15K
9.32 mi12:47:211:25:149:0928:26
9:09
-0:02
20K
12.43 mi13:17:011:54:549:1529:40
9:33
+0:24
Half
13.11 mi13:23:332:01:269:166:32
9:35
+0:02
25K
15.53 mi13:48:282:26:219:2524:55
10:17
+0:42
30K
18.64 mi14:23:383:01:319:4435:10
11:19
+1:02
20M
20.00 mi14:40:063:17:599:5416:28
12:07
+0:48
21M
21.00 mi14:54:003:31:5310:0513:54
13:54
+1:47
35K
21.75 mi15:04:013:41:5410:1210:01
13:23
-0:31
23M
23.00 mi15:20:343:58:2710:2216:33
13:13
-0:10
24M
24.00 mi15:33:524:11:4510:2913:18
13:18
+0:05
40K
24.85 mi15:45:044:22:5710:3511:12
13:06
-0:12
25.2M
25.20 mi15:50:364:28:2910:395:32
16:03
+2:57
Finish
26.22 mi16:02:544:40:4710:4312:18
12:04
-3:59

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

9:06 /mi

Average Pace

10:43 /mi

Slowest Pace

16:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:21

52% of race

Time at Steady Pace

1:15:08

27% of race

Time at Slower Pace

59:18

21% of race

Average Pace: 10:43 /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 mi11:50:2328:169:0628:16
9:06
#20463
10K
6.21 mi12:18:5556:489:0828:32
9:11
#20425
15K
9.32 mi12:47:211:25:149:0928:26
9:09
#20124
20K
12.43 mi13:17:011:54:549:1529:40
9:33
#19923
Half
13.11 mi13:23:332:01:269:166:32
9:35
#19948
25K
15.53 mi13:48:282:26:219:2524:55
10:17
#19939
30K
18.64 mi14:23:383:01:319:4435:10
11:19
#20063
20M
20.00 mi14:40:063:17:599:5416:28
12:07
#20216
21M
21.00 mi14:54:003:31:5310:0513:54
13:54
#20360
35K
21.75 mi15:04:013:41:5410:1210:01
13:23
#20536
23M
23.00 mi15:20:343:58:2710:2216:33
13:13
#20711
24M
24.00 mi15:33:524:11:4510:2913:18
13:18
#20879
40K
24.85 mi15:45:044:22:5710:3511:12
13:06
#20930
25.2M
25.20 mi15:50:364:28:2910:395:32
16:03
#21019
Finish
26.22 mi16:02:544:40:4710:4312:18
12:04
#21112
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20463122921229219522(Top 76%)11953(Top 82%)11953(Top 247%)
10K6.21 mi3.10 mi20425+3812307-1512307-1520441(Top 80%)12331(Top 85%)12331(Top 254%)
15K9.32 mi3.11 mi20124+30112181+12612181+12619522(Top 76%)11953(Top 82%)11953(Top 247%)
20K12.43 mi3.11 mi19923+20112094+8712094+8719364(Top 76%)11855(Top 81%)11855(Top 244%)
Half13.11 mi0.68 mi19948-2512106-1212106-1220285(Top 79%)12206(Top 84%)12206(Top 252%)
25K15.53 mi2.42 mi19939+912091+1512091+1519849(Top 78%)11972(Top 82%)11972(Top 247%)
30K18.64 mi3.11 mi20063-124120911209120665(Top 81%)12166(Top 83%)12166(Top 251%)
20M20.00 mi1.36 mi20216-15312134-4312134-4321553(Top 84%)12471(Top 86%)12471(Top 257%)
21M21.00 mi1.00 mi20360-14412176-4212176-4222193(Top 87%)12760(Top 88%)12760(Top 263%)
35K21.75 mi0.75 mi20536-17612238-6212238-6223691(Top 93%)13495(Top 93%)13495(Top 278%)
23M23.00 mi1.25 mi20711-17512291-5312291-5322845(Top 89%)13029(Top 89%)13029(Top 269%)
24M24.00 mi1.00 mi20879-16812344-5312344-5323469(Top 92%)13294(Top 91%)13294(Top 274%)
40K24.85 mi0.85 mi20930-5112356-1212356-1222412(Top 88%)12710(Top 87%)12710(Top 262%)
25.2M25.20 mi0.35 mi21019-8912397-4112397-4124076(Top 94%)13628(Top 93%)13628(Top 281%)
Finish26.22 mi1.02 mi21112-9312425-2812425-2823332(Top 91%)13192(Top 90%)13192(Top 272%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

19522

Males

11953

M18-39

11953

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

20441

Males

12331

M18-39

12331

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

19522

Males

11953

M18-39

11953

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

19364

Males

11855

M18-39

11855

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

20285

Males

12206

M18-39

12206

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

19849

Males

11972

M18-39

11972

25K→30K

15.5 - 18.6 mi

Top 81%
×9stories
+181ft-148ft

Overall

20665

Males

12166

M18-39

12166

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

21553

Males

12471

M18-39

12471

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

22193

Males

12760

M18-39

12760

21M→35K

21.0 - 21.8 mi

Top 93%
×7stories
+17ft-86ft

Overall

23691

Males

13495

M18-39

13495

35K→23M

21.8 - 23.0 mi

Top 89%
×5stories
+23ft-63ft

Overall

22845

Males

13029

M18-39

13029

23M→24M

23.0 - 24.0 mi

Top 92%
×6stories
+12ft-82ft

Overall

23469

Males

13294

M18-39

13294

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

22412

Males

12710

M18-39

12710

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

24076

Males

13628

M18-39

13628

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

23332

Males

13192

M18-39

13192

Passing Analysis

Category:
Athletes Passed
1524
Passed By
2173
Net Change
-649
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20463
5K → 10K296258+38#20463#20425
10K → 15K37069+301#20425#20124
15K → 20K319118+201#20124#19923
20K → Half2146-25#19923#19948
Half → 25K174165+9#19948#19939
25K → 30K125249-124#19939#20063
30K → 20M45198-153#20063#20216
20M → 21M29173-144#20216#20360
21M → 35K19195-176#20360#20536
35K → 23M39214-175#20536#20711
23M → 24M24192-168#20711#20879
24M → 40K2576-51#20879#20930
40K → 25.2M392-89#20930#21019
25.2M → Finish35128-93#21019#21112
TOTALS15242173-649
📊

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