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BOSTON MARATHON 2025

Matthew Walker

Bib: 575•M

RI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 1%
Gender (Male)
#0 / 16105
Top 2%
Division (M18-39)
#0 / 5642
Top 4%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:07
Rank: #225
Start → 5K
17:07 | 5:31/mi
10K· 6.21 mi
34:24
Rank: #246 (-21)
5K → 10K
17:17 | 5:34/mi
15K· 9.32 mi
51:47
Rank: #242 (+4)
10K → 15K
17:23 | 5:36/mi
20K· 12.43 mi
1:09:16
Rank: #231 (+11)
15K → 20K
17:29 | 5:38/mi
Half· 13.11 mi
1:13:04
Rank: #229 (+2)
20K → Half
3:48 | 5:34/mi
25K· 15.53 mi
1:26:33
Rank: #217 (+12)
Half → 25K
13:29 | 5:34/mi
30K· 18.64 mi
1:44:09
Rank: #192 (+25)
25K → 30K
17:36 | 5:40/mi
20M
1:52:14
Rank: #187 (+5)
30K → 20M
8:05 | 5:57/mi
21M
1:58:54
Rank: #198 (-11)
20M → 21M
6:40 | 6:40/mi
35K· 21.75 mi
2:03:21
Rank: #203 (-5)
21M → 35K
4:27 | 5:57/mi
23M
2:11:28
Rank: #239 (-36)
35K → 23M
8:07 | 6:29/mi
24M
2:17:46
Rank: #250 (-11)
23M → 24M
6:18 | 6:18/mi
40K· 24.85 mi
2:23:21
Rank: #263 (-13)
24M → 40K
5:35 | 6:32/mi
25.2M
2:25:50
Rank: #269 (-6)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:32:16
Rank: #287 (-18)
25.2M → Finish
6:26 | 6:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:13:04
Pace5:34 /mi
2nd Half
Distance13.11 mi
Time1:19:12
Pace6:02 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:1117:075:3117:07
5:31
-
10K
6.21 mi10:34:2834:245:3217:17
5:34
+0:03
15K
9.32 mi10:51:5151:475:3317:23
5:36
+0:02
20K
12.43 mi11:09:201:09:165:3417:29
5:38
+0:02
Half
13.11 mi11:13:081:13:045:343:48
5:34
-0:04
25K
15.53 mi11:26:371:26:335:3413:29
5:34
0:00
30K
18.64 mi11:44:131:44:095:3517:36
5:40
+0:06
20M
20.00 mi11:52:181:52:145:378:05
5:57
+0:17
21M
21.00 mi11:58:581:58:545:406:40
6:40
+0:43
35K
21.75 mi12:03:252:03:215:404:27
5:57
-0:43
23M
23.00 mi12:11:322:11:285:438:07
6:29
+0:32
24M
24.00 mi12:17:502:17:465:446:18
6:18
-0:11
40K
24.85 mi12:23:252:23:215:465:35
6:32
+0:14
25.2M
25.20 mi12:25:542:25:505:472:29
7:12
+0:40
Finish
26.22 mi12:32:202:32:165:496:26
6:19
-0:53

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

5:31 /mi

Average Pace

5:49 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:09

68% of race

Time at Steady Pace

12:32

8% of race

Time at Slower Pace

35:35

23% of race

Average Pace: 5:48 /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 mi10:17:1117:075:3117:07
5:31
#225
10K
6.21 mi10:34:2834:245:3217:17
5:34
#246
15K
9.32 mi10:51:5151:475:3317:23
5:36
#242
20K
12.43 mi11:09:201:09:165:3417:29
5:38
#231
Half
13.11 mi11:13:081:13:045:343:48
5:34
#229
25K
15.53 mi11:26:371:26:335:3413:29
5:34
#217
30K
18.64 mi11:44:131:44:095:3517:36
5:40
#192
20M
20.00 mi11:52:181:52:145:378:05
5:57
#187
21M
21.00 mi11:58:581:58:545:406:40
6:40
#198
35K
21.75 mi12:03:252:03:215:404:27
5:57
#203
23M
23.00 mi12:11:322:11:285:438:07
6:29
#239
24M
24.00 mi12:17:502:17:465:446:18
6:18
#250
40K
24.85 mi12:23:252:23:215:465:35
6:32
#263
25.2M
25.20 mi12:25:542:25:505:472:29
7:12
#269
Finish
26.22 mi12:32:202:32:165:496:26
6:19
#287
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi225198198243(Top 0.9%)215(Top 1%)215(Top 4%)
10K6.21 mi3.10 mi246-21217-19217-19266(Top 0.9%)237(Top 1%)237(Top 4%)
15K9.32 mi3.11 mi242+4214+3214+3243(Top 0.9%)215(Top 1%)215(Top 4%)
20K12.43 mi3.11 mi231+11205+9205+9228(Top 0.8%)204(Top 1%)204(Top 4%)
Half13.11 mi0.68 mi229+2203+2203+2265(Top 0.9%)240(Top 1%)240(Top 4%)
25K15.53 mi2.42 mi217+12191+12191+12168(Top 0.6%)146(Top 0.9%)146(Top 3%)
30K18.64 mi3.11 mi192+25169+22169+22151(Top 0.5%)133(Top 0.8%)133(Top 2%)
20M20.00 mi1.36 mi187+5165+4165+4320(Top 1%)296(Top 2%)296(Top 5%)
21M21.00 mi1.00 mi198-11176-11176-111083(Top 4%)1022(Top 6%)1022(Top 18%)
35K21.75 mi0.75 mi203-5181-5181-5598(Top 2%)557(Top 3%)557(Top 10%)
23M23.00 mi1.25 mi239-36216-35216-351381(Top 5%)1298(Top 8%)1298(Top 23%)
24M24.00 mi1.00 mi250-11227-11227-111289(Top 5%)1204(Top 7%)1204(Top 21%)
40K24.85 mi0.85 mi263-13239-12239-121681(Top 6%)1551(Top 10%)1551(Top 27%)
25.2M25.20 mi0.35 mi269-6245-6245-62057(Top 7%)1846(Top 11%)1846(Top 33%)
Finish26.22 mi1.02 mi287-18262-17262-171919(Top 7%)1763(Top 11%)1763(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.9%
×21stories
+97ft-345ft

Overall

243

Males

215

M18-39

215

5K→10K

3.1 - 6.2 mi

Top 0.9%
×5stories
+79ft-138ft

Overall

266

Males

237

M18-39

237

10K→15K

6.2 - 9.3 mi

Top 0.9%
×3stories
+67ft-78ft

Overall

243

Males

215

M18-39

215

15K→20K

9.3 - 12.4 mi

Top 0.8%
×5stories
+106ft-86ft

Overall

228

Males

204

M18-39

204

20K→Half

12.4 - 13.1 mi

Top 0.9%
×2stories
+19ft-37ft

Overall

265

Males

240

M18-39

240

Half→25K

13.1 - 15.5 mi

Top 0.6%
×4stories
+66ft-88ft

Overall

168

Males

146

M18-39

146

25K→30K

15.5 - 18.6 mi

Top 0.5%
×9stories
+181ft-148ft

Overall

151

Males

133

M18-39

133

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

320

Males

296

M18-39

296

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1083

Males

1022

M18-39

1022

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

598

Males

557

M18-39

557

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1381

Males

1298

M18-39

1298

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1289

Males

1204

M18-39

1204

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1681

Males

1551

M18-39

1551

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

2057

Males

1846

M18-39

1846

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1919

Males

1763

M18-39

1763

Passing Analysis

Category:
Athletes Passed
92
Passed By
154
Net Change
-62
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#225
5K → 10K728-21#225#246
10K → 15K95+4#246#242
15K → 20K165+11#242#231
20K → Half20+2#231#229
Half → 25K153+12#229#217
25K → 30K272+25#217#192
30K → 20M61+5#192#187
20M → 21M011-11#187#198
21M → 35K05-5#198#203
35K → 23M238-36#203#239
23M → 24M314-11#239#250
24M → 40K114-13#250#263
40K → 25.2M17-6#263#269
25.2M → Finish321-18#269#287
TOTALS92154-62
📊

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