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BOSTON MARATHON 2023

David Sweeney

Bib: 31027•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:17
Rank: #24450
Start → 5K
10:23/mi
32:17 split
10K· 6.21 mi
1:04:06
Rank: #24304 (+146)
5K → 10K
10:14/mi
31:49 split
15K· 9.32 mi
1:35:45
Rank: #24159 (+145)
10K → 15K
10:11/mi
31:39 split
20K· 12.43 mi
2:08:33
Rank: #24100 (+59)
15K → 20K
10:33/mi
32:48 split
Half· 13.11 mi
2:16:07
Rank: #24168 (-68)
20K → Half
11:05/mi
7:34 split
25K· 15.53 mi
2:44:34
Rank: #24343 (-175)
Half → 25K
11:44/mi
28:27 split
30K· 18.64 mi
3:25:40
Rank: #24731 (-388)
25K → 30K
13:14/mi
41:06 split
20M
3:45:04
Rank: #24918 (-187)
30K → 20M
14:17/mi
19:24 split
21M
4:00:47
Rank: #25057 (-139)
20M → 21M
15:43/mi
15:43 split
35K· 21.75 mi
4:10:46
Rank: #25103 (-46)
21M → 35K
13:21/mi
9:59 split
23M
4:27:00
Rank: #25110 (-7)
35K → 23M
12:58/mi
16:14 split
24M
4:39:43
Rank: #25142 (-32)
23M → 24M
12:43/mi
12:43 split
40K· 24.85 mi
4:50:34
Rank: #25129 (+13)
24M → 40K
12:41/mi
10:51 split
25.2M
4:55:01
Rank: #25117 (+12)
40K → 25.2M
12:54/mi
4:27 split
Finish· 26.22 mi
5:07:08
Rank: #25131 (-14)
25.2M → Finish
11:53/mi
12:07 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:07
Pace10:23 /mi
2nd Half
Distance13.11 mi
Time2:51:01
Pace13:03 /mi
📊Positive Split: 25.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0732:1710:2332:17
10:23
-
10K
6.21 mi12:24:561:04:0610:1931:49
10:14
-0:09
15K
9.32 mi12:56:351:35:4510:1631:39
10:11
-0:03
20K
12.43 mi13:29:232:08:3310:2132:48
10:33
+0:22
Half
13.11 mi13:36:572:16:0710:237:34
11:05
+0:32
25K
15.53 mi14:05:242:44:3410:3628:27
11:44
+0:39
30K
18.64 mi14:46:303:25:4011:0241:06
13:14
+1:30
20M
20.00 mi15:05:543:45:0411:1519:24
14:17
+1:03
21M
21.00 mi15:21:374:00:4711:2815:43
15:43
+1:26
35K
21.75 mi15:31:364:10:4611:329:59
13:21
-2:22
23M
23.00 mi15:47:504:27:0011:3716:14
12:58
-0:23
24M
24.00 mi16:00:334:39:4311:3912:43
12:43
-0:15
40K
24.85 mi16:11:244:50:3411:4110:51
12:41
-0:02
25.2M
25.20 mi16:15:514:55:0111:424:27
12:54
+0:13
Finish
26.22 mi16:27:585:07:0811:4312:07
11:53
-1:01

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

10:11 /mi

Average Pace

11:43 /mi

Slowest Pace

15:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:41

58% of race

Time at Steady Pace

1:35:20

31% of race

Time at Slower Pace

35:07

11% of race

Average Pace: 11:43 /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 mi11:53:0732:1710:2332:17
10:23
#24450
10K
6.21 mi12:24:561:04:0610:1931:49
10:14
#24304
15K
9.32 mi12:56:351:35:4510:1631:39
10:11
#24159
20K
12.43 mi13:29:232:08:3310:2132:48
10:33
#24100
Half
13.11 mi13:36:572:16:0710:237:34
11:05
#24168
25K
15.53 mi14:05:242:44:3410:3628:27
11:44
#24343
30K
18.64 mi14:46:303:25:4011:0241:06
13:14
#24731
20M
20.00 mi15:05:543:45:0411:1519:24
14:17
#24918
21M
21.00 mi15:21:374:00:4711:2815:43
15:43
#25057
35K
21.75 mi15:31:364:10:4611:329:59
13:21
#25103
23M
23.00 mi15:47:504:27:0011:3716:14
12:58
#25110
24M
24.00 mi16:00:334:39:4311:3912:43
12:43
#25142
40K
24.85 mi16:11:244:50:3411:4110:51
12:41
#25129
25.2M
25.20 mi16:15:514:55:0111:424:27
12:54
#25117
Finish
26.22 mi16:27:585:07:0811:4312:07
11:53
#25131
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24450143021430223840(Top 90%)14011(Top 92%)14011(Top 265%)
10K6.21 mi3.10 mi24304+14614228+7414228+7424208(Top 91%)14184(Top 93%)14184(Top 268%)
15K9.32 mi3.11 mi24159+14514160+6814160+6823840(Top 90%)14011(Top 92%)14011(Top 265%)
20K12.43 mi3.11 mi24100+5914131+2914131+2923931(Top 90%)14049(Top 93%)14049(Top 266%)
Half13.11 mi0.68 mi24168-6814158-2714158-2725054(Top 94%)14510(Top 96%)14510(Top 275%)
25K15.53 mi2.42 mi24343-17514223-6514223-6524921(Top 94%)14427(Top 95%)14427(Top 273%)
30K18.64 mi3.11 mi24731-38814374-15114374-15125587(Top 96%)14678(Top 97%)14678(Top 278%)
20M20.00 mi1.36 mi24918-18714449-7514449-7525989(Top 98%)14844(Top 98%)14844(Top 281%)
21M21.00 mi1.00 mi25057-13914498-4914498-4926109(Top 98%)14909(Top 98%)14909(Top 282%)
35K21.75 mi0.75 mi25103-4614516-1814516-1825785(Top 97%)14727(Top 97%)14727(Top 279%)
23M23.00 mi1.25 mi25110-714503+1314503+1325046(Top 94%)14366(Top 95%)14366(Top 272%)
24M24.00 mi1.00 mi25142-3214511-814511-825254(Top 95%)14430(Top 95%)14430(Top 273%)
40K24.85 mi0.85 mi25129+1314503+814503+824664(Top 93%)14142(Top 93%)14142(Top 268%)
25.2M25.20 mi0.35 mi25117+1214495+814495+823847(Top 90%)13715(Top 90%)13715(Top 260%)
Finish26.22 mi1.02 mi25131-1414500-514500-525133(Top 94%)14380(Top 95%)14380(Top 272%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

23840

Males

14011

M18-39

14011

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

24208

Males

14184

M18-39

14184

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

23840

Males

14011

M18-39

14011

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

23931

Males

14049

M18-39

14049

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+19ft-37ft

Overall

25054

Males

14510

M18-39

14510

Half→25K

13.1 - 15.5 mi

Top 94%
×4story building
+66ft-88ft

Overall

24921

Males

14427

M18-39

14427

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

25587

Males

14678

M18-39

14678

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

25989

Males

14844

M18-39

14844

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

26109

Males

14909

M18-39

14909

21M→35K

21.0 - 21.8 mi

Top 97%
×7story building
+17ft-86ft

Overall

25785

Males

14727

M18-39

14727

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

25046

Males

14366

M18-39

14366

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

25254

Males

14430

M18-39

14430

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24664

Males

14142

M18-39

14142

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

23847

Males

13715

M18-39

13715

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2story building
+22ft-21ft

Overall

25133

Males

14380

M18-39

14380

Passing Analysis

Category:
Athletes Passed
794
Passed By
1475
Net Change
-681
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24450
5K → 10K260114+146#24450#24304
10K → 15K21166+145#24304#24159
15K → 20K13677+59#24159#24100
20K → Half775-68#24100#24168
Half → 25K43218-175#24168#24343
25K → 30K20408-388#24343#24731
30K → 20M10197-187#24731#24918
20M → 21M3142-139#24918#25057
21M → 35K854-46#25057#25103
35K → 23M3542-7#25103#25110
23M → 24M1042-32#25110#25142
24M → 40K229+13#25142#25129
40K → 25.2M186+12#25129#25117
25.2M → Finish1125-14#25117#25131
TOTALS7941475-681
📊

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