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BOSTON MARATHON 2024

John Marsinelli

Bib: 26276•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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:06/mi
28:17
↑ 97↓ 3451.5%
10K· 6.21 mi
8:47/mi
55:34
↑ 79↓ 1380.4%
15K· 9.32 mi
9:28/mi
1:24:58
↑ 67↓ 78
20K· 12.43 mi
9:31/mi
1:54:32
↑ 106↓ 860.1%
Half· 13.11 mi
9:29/mi
2:01:00
↑ 19↓ 370.5%
25K· 15.53 mi
10:15/mi
2:25:52
↑ 66↓ 880.2%
30K· 18.64 mi
11:07/mi
3:00:24
↑ 181↓ 1480.2%
20M
11:40/mi
3:16:15
↑ 64↓ 500.2%
21M
12:11/mi
3:28:26
↑ 106↓ 241.6%
35K· 21.75 mi
12:07/mi
3:37:30
↑ 17↓ 861.7%
23M
12:33/mi
3:53:13
↑ 23↓ 630.6%
24M
12:32/mi
4:05:45
↓ 821.3%
40K· 24.85 mi
12:18/mi
4:16:16
↓ 200.3%
25.2M
12:54/mi
4:20:43
↑ 13↓ 160.2%
Finish· 26.22 mi
10:56/mi
4:31:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:00
Pace9:14 /mi
2nd Half
Distance13.11 mi
Time2:30:52
Pace11:31 /mi
📊Positive Split: 24.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:1728:179:0628:17
9:06
-
10K
6.21 mi12:12:3455:348:5727:17
8:47
-0:19
15K
9.32 mi12:41:581:24:589:0729:24
9:28
+0:41
20K
12.43 mi13:11:321:54:329:1329:34
9:31
+0:03
Half
13.11 mi13:18:002:01:009:146:28
9:29
-0:02
25K
15.53 mi13:42:522:25:529:2324:52
10:15
+0:46
30K
18.64 mi14:17:243:00:249:4134:32
11:07
+0:52
20M
20.00 mi14:33:153:16:159:4915:51
11:40
+0:33
21M
21.00 mi14:45:263:28:269:5612:11
12:11
+0:31
35K
21.75 mi14:54:303:37:3010:009:04
12:07
-0:04
23M
23.00 mi15:10:133:53:1310:0815:43
12:33
+0:26
24M
24.00 mi15:22:454:05:4510:1412:32
12:32
-0:01
40K
24.85 mi15:33:164:16:1610:1910:31
12:18
-0:14
25.2M
25.20 mi15:37:434:20:4310:214:27
12:54
+0:36
Finish
26.22 mi15:48:524:31:5210:2311:09
10:56
-1:58

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

8:47 /mi

Average Pace

10:23 /mi

Slowest Pace

12:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:52

54% of race

Time at Steady Pace

1:01:32

23% of race

Time at Slower Pace

1:04:28

24% of race

Average Pace: 10:22 /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 mi11:45:1728:179:0628:17
9:06
#20478
10K
6.21 mi12:12:3455:348:5727:17
8:47
#19661
15K
9.32 mi12:41:581:24:589:0729:24
9:28
#20013
20K
12.43 mi13:11:321:54:329:1329:34
9:31
#19806
Half
13.11 mi13:18:002:01:009:146:28
9:29
#19839
25K
15.53 mi13:42:522:25:529:2324:52
10:15
#19826
30K
18.64 mi14:17:243:00:249:4134:32
11:07
#19895
20M
20.00 mi14:33:153:16:159:4915:51
11:40
#19956
21M
21.00 mi14:45:263:28:269:5612:11
12:11
#19896
35K
21.75 mi14:54:303:37:3010:009:04
12:07
#19995
23M
23.00 mi15:10:133:53:1310:0815:43
12:33
#20139
24M
24.00 mi15:22:454:05:4510:1412:32
12:32
#20254
40K
24.85 mi15:33:164:16:1610:1910:31
12:18
#20296
25.2M
25.20 mi15:37:434:20:4310:214:27
12:54
#20261
Finish
26.22 mi15:48:524:31:5210:2311:09
10:56
#20290
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20478122991229920546(Top 80%)12422(Top 85%)12422(Top 256%)
10K6.21 mi3.10 mi19661+81711941+35811941+35818778(Top 73%)11560(Top 79%)11560(Top 238%)
15K9.32 mi3.11 mi20013-35212129-18812129-18820546(Top 80%)12422(Top 85%)12422(Top 256%)
20K12.43 mi3.11 mi19806+20712047+8212047+8219255(Top 75%)11807(Top 81%)11807(Top 243%)
Half13.11 mi0.68 mi19839-3312055-812055-819994(Top 78%)12084(Top 83%)12084(Top 249%)
25K15.53 mi2.42 mi19826+1312035+2012035+2019795(Top 77%)11946(Top 82%)11946(Top 246%)
30K18.64 mi3.11 mi19895-6912016+1912016+1920238(Top 79%)11960(Top 82%)11960(Top 247%)
20M20.00 mi1.36 mi19956-6112015+112015+120737(Top 81%)12079(Top 83%)12079(Top 249%)
21M21.00 mi1.00 mi19896+6011965+5011965+5019215(Top 75%)11257(Top 77%)11257(Top 232%)
35K21.75 mi0.75 mi19995-9911995-3011995-3021999(Top 86%)12599(Top 86%)12599(Top 260%)
23M23.00 mi1.25 mi20139-14412030-3512030-3521785(Top 85%)12480(Top 86%)12480(Top 257%)
24M24.00 mi1.00 mi20254-11512060-3012060-3022329(Top 87%)12690(Top 87%)12690(Top 262%)
40K24.85 mi0.85 mi20296-4212065-512065-521018(Top 82%)11970(Top 82%)11970(Top 247%)
25.2M25.20 mi0.35 mi20261+3512038+2712038+2719446(Top 76%)11166(Top 77%)11166(Top 230%)
Finish26.22 mi1.02 mi20290-2912037+112037+121180(Top 83%)12071(Top 83%)12071(Top 249%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

20546

Males

12422

M18-39

12422

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

18778

Males

11560

M18-39

11560

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

20546

Males

12422

M18-39

12422

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

19255

Males

11807

M18-39

11807

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

19994

Males

12084

M18-39

12084

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

19795

Males

11946

M18-39

11946

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

20238

Males

11960

M18-39

11960

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

20737

Males

12079

M18-39

12079

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

19215

Males

11257

M18-39

11257

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

21999

Males

12599

M18-39

12599

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

21785

Males

12480

M18-39

12480

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

22329

Males

12690

M18-39

12690

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21018

Males

11970

M18-39

11970

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19446

Males

11166

M18-39

11166

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

21180

Males

12071

M18-39

12071

Passing Analysis

Category:
Athletes Passed
2079
Passed By
1891
Net Change
+188
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20478
5K → 10K84932+817#20478#19661
10K → 15K109461-352#19661#20013
15K → 20K330123+207#20013#19806
20K → Half2154-33#19806#19839
Half → 25K182169+13#19839#19826
25K → 30K159228-69#19826#19895
30K → 20M58119-61#19895#19956
20M → 21M11656+60#19956#19896
21M → 35K30129-99#19896#19995
35K → 23M45189-144#19995#20139
23M → 24M32147-115#20139#20254
24M → 40K5092-42#20254#20296
40K → 25.2M5318+35#20296#20261
25.2M → Finish4574-29#20261#20290
TOTALS20791891+188
📊

Passing Visuals

Category:
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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