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BOSTON MARATHON 2025

Matthew Duggan

Bib: 27185•M

RI

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken 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
9:07/mi
28:21
↑ 97↓ 3451.5%
10K· 6.21 mi
9:08/mi
56:44
↑ 79↓ 1380.4%
15K· 9.32 mi
9:03/mi
1:24:52
↑ 67↓ 78
20K· 12.43 mi
9:06/mi
1:53:08
↑ 106↓ 860.1%
Half· 13.11 mi
9:17/mi
1:59:28
↑ 19↓ 370.5%
25K· 15.53 mi
9:21/mi
2:22:08
↑ 66↓ 880.2%
30K· 18.64 mi
9:46/mi
2:52:28
↑ 181↓ 1480.2%
20M
10:26/mi
3:06:39
↑ 64↓ 500.2%
21M
10:28/mi
3:17:07
↑ 106↓ 241.6%
35K· 21.75 mi
10:04/mi
3:24:39
↑ 17↓ 861.7%
23M
9:47/mi
3:36:54
↑ 23↓ 630.6%
24M
9:48/mi
3:46:42
↓ 821.3%
40K· 24.85 mi
9:52/mi
3:55:08
↓ 200.3%
25.2M
10:52/mi
3:58:53
↑ 13↓ 160.2%
Finish· 26.22 mi
9:06/mi
4:08:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:28
Pace9:07 /mi
2nd Half
Distance13.11 mi
Time2:08:41
Pace9:49 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3628:219:0728:21
9:07
-
10K
6.21 mi12:16:5956:449:0828:23
9:08
+0:01
15K
9.32 mi12:45:071:24:529:0628:08
9:03
-0:05
20K
12.43 mi13:13:231:53:089:0628:16
9:06
+0:03
Half
13.11 mi13:19:431:59:289:076:20
9:17
+0:11
25K
15.53 mi13:42:232:22:089:0922:40
9:21
+0:04
30K
18.64 mi14:12:432:52:289:1530:20
9:46
+0:25
20M
20.00 mi14:26:543:06:399:2014:11
10:26
+0:40
21M
21.00 mi14:37:223:17:079:2310:28
10:28
+0:02
35K
21.75 mi14:44:543:24:399:257:32
10:04
-0:24
23M
23.00 mi14:57:093:36:549:2612:15
9:47
-0:17
24M
24.00 mi15:06:573:46:429:279:48
9:48
+0:01
40K
24.85 mi15:15:233:55:089:288:26
9:52
+0:04
25.2M
25.20 mi15:19:083:58:539:293:45
10:52
+1:00
Finish
26.22 mi15:28:244:08:099:289:16
9:06
-1:46

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

9:03 /mi

Average Pace

9:28 /mi

Slowest Pace

10:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:24

61% of race

Time at Steady Pace

1:00:49

25% of race

Time at Slower Pace

35:56

14% of race

Average Pace: 9:28 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:48:3628:219:0728:21
9:07
#22934
10K
6.21 mi12:16:5956:449:0828:23
9:08
#22938
15K
9.32 mi12:45:071:24:529:0628:08
9:03
#22715
20K
12.43 mi13:13:231:53:089:0628:16
9:06
#22371
Half
13.11 mi13:19:431:59:289:076:20
9:17
#22391
25K
15.53 mi13:42:232:22:089:0922:40
9:21
#22246
30K
18.64 mi14:12:432:52:289:1530:20
9:46
#21982
20M
20.00 mi14:26:543:06:399:2014:11
10:26
#22009
21M
21.00 mi14:37:223:17:079:2310:28
10:28
#21865
35K
21.75 mi14:44:543:24:399:257:32
10:04
#21868
23M
23.00 mi14:57:093:36:549:2612:15
9:47
#21725
24M
24.00 mi15:06:573:46:429:279:48
9:48
#21679
40K
24.85 mi15:15:233:55:089:288:26
9:52
#21592
25.2M
25.20 mi15:19:083:58:539:293:45
10:52
#21579
Finish
26.22 mi15:28:244:08:099:289:16
9:06
#21492
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22934137391373922267(Top 78%)13503(Top 84%)13503(Top 239%)
10K6.21 mi3.10 mi22938-413757-1813757-1822939(Top 81%)13779(Top 86%)13779(Top 244%)
15K9.32 mi3.11 mi22715+22313687+7013687+7022267(Top 78%)13503(Top 84%)13503(Top 239%)
20K12.43 mi3.11 mi22371+34413512+17513512+17521427(Top 75%)13093(Top 81%)13093(Top 232%)
Half13.11 mi0.68 mi22391-2013516-413516-422869(Top 81%)13728(Top 85%)13728(Top 243%)
25K15.53 mi2.42 mi22246+14513446+7013446+7021355(Top 75%)13017(Top 81%)13017(Top 231%)
30K18.64 mi3.11 mi21982+26413308+13813308+13820871(Top 73%)12661(Top 79%)12661(Top 224%)
20M20.00 mi1.36 mi22009-2713306+213306+222247(Top 78%)13158(Top 82%)13158(Top 233%)
21M21.00 mi1.00 mi21865+14413221+8513221+8519897(Top 70%)11997(Top 74%)11997(Top 213%)
35K21.75 mi0.75 mi21868-313208+1313208+1322090(Top 78%)12953(Top 80%)12953(Top 230%)
23M23.00 mi1.25 mi21725+14313105+10313105+10319739(Top 69%)11782(Top 73%)11782(Top 209%)
24M24.00 mi1.00 mi21679+4613066+3913066+3920718(Top 73%)12212(Top 76%)12212(Top 216%)
40K24.85 mi0.85 mi21592+8713010+5613010+5619991(Top 70%)11789(Top 73%)11789(Top 209%)
25.2M25.20 mi0.35 mi21579+1312993+1712993+1720244(Top 71%)11913(Top 74%)11913(Top 211%)
Finish26.22 mi1.02 mi21492+8712944+4912944+4919490(Top 69%)11583(Top 72%)11583(Top 205%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

22267

Males

13503

M18-39

13503

5K→10K

3.1 - 6.2 mi

Top 81%
×5story building
+79ft-138ft

Overall

22939

Males

13779

M18-39

13779

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

22267

Males

13503

M18-39

13503

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

21427

Males

13093

M18-39

13093

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

22869

Males

13728

M18-39

13728

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

21355

Males

13017

M18-39

13017

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20871

Males

12661

M18-39

12661

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

22247

Males

13158

M18-39

13158

20M→21M

20.0 - 21.0 mi

Top 70%
×8story building
+106ft-24ft

Overall

19897

Males

11997

M18-39

11997

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

22090

Males

12953

M18-39

12953

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

19739

Males

11782

M18-39

11782

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

20718

Males

12212

M18-39

12212

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19991

Males

11789

M18-39

11789

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20244

Males

11913

M18-39

11913

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

19490

Males

11583

M18-39

11583

Passing Analysis

Category:
Athletes Passed
2225
Passed By
783
Net Change
+1442
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22934
5K → 10K224228-4#22934#22938
10K → 15K30077+223#22938#22715
15K → 20K37531+344#22715#22371
20K → Half2343-20#22371#22391
Half → 25K21065+145#22391#22246
25K → 30K33975+264#22246#21982
30K → 20M82109-27#21982#22009
20M → 21M16117+144#22009#21865
21M → 35K4548-3#21865#21868
35K → 23M15613+143#21868#21725
23M → 24M7529+46#21725#21679
24M → 40K10316+87#21679#21592
40K → 25.2M3118+13#21592#21579
25.2M → Finish10114+87#21579#21492
TOTALS2225783+1442
📊

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