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BOSTON MARATHON 2025

Matthew Harrington

Bib: 25951•M

NH

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

Start
0:00:00
Race begins
5K· 3.11 mi
32:37
Rank: #26741
Start → 5K
32:37 | 10:30/mi
10K· 6.21 mi
1:04:31
Rank: #26251 (+490)
5K → 10K
31:54 | 10:16/mi
15K· 9.32 mi
1:35:45
Rank: #25862 (+389)
10K → 15K
31:14 | 10:03/mi
20K· 12.43 mi
2:07:57
Rank: #25598 (+264)
15K → 20K
32:12 | 10:22/mi
Half· 13.11 mi
2:14:54
Rank: #25583 (+15)
20K → Half
6:57 | 10:11/mi
25K· 15.53 mi
2:38:54
Rank: #25183 (+400)
Half → 25K
24:00 | 9:54/mi
30K· 18.64 mi
3:10:46
Rank: #24713 (+470)
25K → 30K
31:52 | 10:15/mi
20M
3:25:37
Rank: #24643 (+70)
30K → 20M
14:51 | 10:56/mi
21M
3:37:37
Rank: #24592 (+51)
20M → 21M
12:00 | 12:00/mi
35K· 21.75 mi
3:45:36
Rank: #24575 (+17)
21M → 35K
7:59 | 10:40/mi
23M
3:59:23
Rank: #24505 (+70)
35K → 23M
13:47 | 11:01/mi
24M
4:10:15
Rank: #24477 (+28)
23M → 24M
10:52 | 10:52/mi
40K· 24.85 mi
4:21:06
Rank: #24550 (-73)
24M → 40K
10:51 | 12:41/mi
25.2M
4:25:20
Rank: #24535 (+15)
40K → 25.2M
4:14 | 12:17/mi
Finish· 26.22 mi
4:36:36
Rank: #24578 (-43)
25.2M → Finish
11:16 | 11:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:54
Pace10:17 /mi
2nd Half
Distance13.11 mi
Time2:21:42
Pace10:49 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:5932:3710:3032:37
10:30
-
10K
6.21 mi12:24:531:04:3110:2331:54
10:16
-0:14
15K
9.32 mi12:56:071:35:4510:1631:14
10:03
-0:13
20K
12.43 mi13:28:192:07:5710:1832:12
10:22
+0:19
Half
13.11 mi13:35:162:14:5410:176:57
10:11
-0:11
25K
15.53 mi13:59:162:38:5410:1424:00
9:54
-0:17
30K
18.64 mi14:31:083:10:4610:1431:52
10:15
+0:21
20M
20.00 mi14:45:593:25:3710:1714:51
10:56
+0:41
21M
21.00 mi14:57:593:37:3710:2212:00
12:00
+1:04
35K
21.75 mi15:05:583:45:3610:227:59
10:40
-1:20
23M
23.00 mi15:19:453:59:2310:2413:47
11:01
+0:21
24M
24.00 mi15:30:374:10:1510:2610:52
10:52
-0:09
40K
24.85 mi15:41:284:21:0610:3010:51
12:41
+1:49
25.2M
25.20 mi15:45:424:25:2010:324:14
12:17
-0:24
Finish
26.22 mi15:56:584:36:3610:3311:16
11:03
-1:14

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

9:54 /mi

Average Pace

10:33 /mi

Slowest Pace

12:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:03

34% of race

Time at Steady Pace

2:35:28

56% of race

Time at Slower Pace

27:05

10% of race

Average Pace: 10:33 /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 mi11:52:5932:3710:3032:37
10:30
#26741
10K
6.21 mi12:24:531:04:3110:2331:54
10:16
#26251
15K
9.32 mi12:56:071:35:4510:1631:14
10:03
#25862
20K
12.43 mi13:28:192:07:5710:1832:12
10:22
#25598
Half
13.11 mi13:35:162:14:5410:176:57
10:11
#25583
25K
15.53 mi13:59:162:38:5410:1424:00
9:54
#25183
30K
18.64 mi14:31:083:10:4610:1431:52
10:15
#24713
20M
20.00 mi14:45:593:25:3710:1714:51
10:56
#24643
21M
21.00 mi14:57:593:37:3710:2212:00
12:00
#24592
35K
21.75 mi15:05:583:45:3610:227:59
10:40
#24575
23M
23.00 mi15:19:453:59:2310:2413:47
11:01
#24505
24M
24.00 mi15:30:374:10:1510:2610:52
10:52
#24477
40K
24.85 mi15:41:284:21:0610:3010:51
12:41
#24550
25.2M
25.20 mi15:45:424:25:2010:324:14
12:17
#24535
Finish
26.22 mi15:56:584:36:3610:3311:16
11:03
#24578
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26741154891548925099(Top 88%)14760(Top 92%)14760(Top 262%)
10K6.21 mi3.10 mi26251+49015275+21415275+21425855(Top 91%)15075(Top 94%)15075(Top 267%)
15K9.32 mi3.11 mi25862+38915094+18115094+18125099(Top 88%)14760(Top 92%)14760(Top 262%)
20K12.43 mi3.11 mi25598+26414973+12114973+12124944(Top 88%)14654(Top 91%)14654(Top 260%)
Half13.11 mi0.68 mi25583+1514968+514968+525223(Top 89%)14766(Top 92%)14766(Top 262%)
25K15.53 mi2.42 mi25183+40014765+20314765+20323000(Top 81%)13749(Top 85%)13749(Top 244%)
30K18.64 mi3.11 mi24713+47014525+24014525+24022330(Top 79%)13314(Top 83%)13314(Top 236%)
20M20.00 mi1.36 mi24643+7014486+3914486+3923450(Top 83%)13739(Top 85%)13739(Top 244%)
21M21.00 mi1.00 mi24592+5114443+4314443+4323590(Top 83%)13724(Top 85%)13724(Top 243%)
35K21.75 mi0.75 mi24575+1714430+1314430+1323522(Top 83%)13650(Top 85%)13650(Top 242%)
23M23.00 mi1.25 mi24505+7014377+5314377+5323242(Top 82%)13454(Top 84%)13454(Top 238%)
24M24.00 mi1.00 mi24477+2814359+1814359+1823705(Top 83%)13668(Top 85%)13668(Top 242%)
40K24.85 mi0.85 mi24550-7314380-2114380-2125920(Top 91%)14743(Top 92%)14743(Top 261%)
25.2M25.20 mi0.35 mi24535+1514370+1014370+1023755(Top 84%)13648(Top 85%)13648(Top 242%)
Finish26.22 mi1.02 mi24578-4314376-614376-625477(Top 90%)14511(Top 90%)14511(Top 257%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

25099

Males

14760

M18-39

14760

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

25855

Males

15075

M18-39

15075

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

25099

Males

14760

M18-39

14760

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

24944

Males

14654

M18-39

14654

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

25223

Males

14766

M18-39

14766

Half→25K

13.1 - 15.5 mi

Top 81%
×4stories
+66ft-88ft

Overall

23000

Males

13749

M18-39

13749

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

22330

Males

13314

M18-39

13314

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

23450

Males

13739

M18-39

13739

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

23590

Males

13724

M18-39

13724

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

23522

Males

13650

M18-39

13650

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

23242

Males

13454

M18-39

13454

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

23705

Males

13668

M18-39

13668

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

25920

Males

14743

M18-39

14743

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23755

Males

13648

M18-39

13648

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

25477

Males

14511

M18-39

14511

Passing Analysis

Category:
Athletes Passed
2520
Passed By
357
Net Change
+2163
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26741
5K → 10K51929+490#26741#26251
10K → 15K40011+389#26251#25862
15K → 20K28319+264#25862#25598
20K → Half3015+15#25598#25583
Half → 25K4022+400#25583#25183
25K → 30K4744+470#25183#24713
30K → 20M9222+70#24713#24643
20M → 21M8130+51#24643#24592
21M → 35K3922+17#24592#24575
35K → 23M9121+70#24575#24505
23M → 24M5628+28#24505#24477
24M → 40K1386-73#24477#24550
40K → 25.2M194+15#24550#24535
25.2M → Finish2164-43#24535#24578
TOTALS2520357+2163
📊

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