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BOSTON MARATHON 2025

Brock Denuyl

Bib: 860•M

MI

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 5%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:34
Rank: #370
Start → 5K
17:34 | 5:39/mi
10K· 6.21 mi
34:58
Rank: #323 (+47)
5K → 10K
17:24 | 5:36/mi
15K· 9.32 mi
52:09
Rank: #276 (+47)
10K → 15K
17:11 | 5:32/mi
20K· 12.43 mi
1:09:33
Rank: #250 (+26)
15K → 20K
17:24 | 5:36/mi
Half· 13.11 mi
1:13:15
Rank: #239 (+11)
20K → Half
3:42 | 5:25/mi
25K· 15.53 mi
1:26:57
Rank: #231 (+8)
Half → 25K
13:42 | 5:39/mi
30K· 18.64 mi
1:45:16
Rank: #235 (-4)
25K → 30K
18:19 | 5:54/mi
20M
1:53:39
Rank: #259 (-24)
30K → 20M
8:23 | 6:10/mi
21M
2:00:22
Rank: #272 (-13)
20M → 21M
6:43 | 6:43/mi
35K· 21.75 mi
2:04:55
Rank: #281 (-9)
21M → 35K
4:33 | 6:05/mi
23M
2:13:12
Rank: #312 (-31)
35K → 23M
8:17 | 6:37/mi
24M
2:19:32
Rank: #337 (-25)
23M → 24M
6:20 | 6:20/mi
40K· 24.85 mi
2:25:07
Rank: #349 (-12)
24M → 40K
5:35 | 6:32/mi
25.2M
2:27:32
Rank: #349
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:33:50
Rank: #363 (-14)
25.2M → Finish
6:18 | 6:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:13:15
Pace5:35 /mi
2nd Half
Distance13.11 mi
Time1:20:35
Pace6:09 /mi
📊Positive Split: 10.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:5717:345:3917:34
5:39
-
10K
6.21 mi10:35:2134:585:3817:24
5:36
-0:03
15K
9.32 mi10:52:3252:095:3617:11
5:32
-0:04
20K
12.43 mi11:09:561:09:335:3617:24
5:36
+0:04
Half
13.11 mi11:13:381:13:155:353:42
5:25
-0:11
25K
15.53 mi11:27:201:26:575:3613:42
5:39
+0:14
30K
18.64 mi11:45:391:45:165:3918:19
5:54
+0:15
20M
20.00 mi11:54:021:53:395:418:23
6:10
+0:16
21M
21.00 mi12:00:452:00:225:446:43
6:43
+0:33
35K
21.75 mi12:05:182:04:555:454:33
6:05
-0:38
23M
23.00 mi12:13:352:13:125:478:17
6:37
+0:32
24M
24.00 mi12:19:552:19:325:496:20
6:20
-0:17
40K
24.85 mi12:25:302:25:075:505:35
6:32
+0:12
25.2M
25.20 mi12:27:552:27:325:512:25
7:00
+0:28
Finish
26.22 mi12:34:132:33:505:526:18
6:11
-0:49

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

5:25 /mi

Average Pace

5:52 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:26:57

57% of race

Time at Steady Pace

37:33

24% of race

Time at Slower Pace

29:20

19% of race

Average Pace: 5:52 /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 mi10:17:5717:345:3917:34
5:39
#370
10K
6.21 mi10:35:2134:585:3817:24
5:36
#323
15K
9.32 mi10:52:3252:095:3617:11
5:32
#276
20K
12.43 mi11:09:561:09:335:3617:24
5:36
#250
Half
13.11 mi11:13:381:13:155:353:42
5:25
#239
25K
15.53 mi11:27:201:26:575:3613:42
5:39
#231
30K
18.64 mi11:45:391:45:165:3918:19
5:54
#235
20M
20.00 mi11:54:021:53:395:418:23
6:10
#259
21M
21.00 mi12:00:452:00:225:446:43
6:43
#272
35K
21.75 mi12:05:182:04:555:454:33
6:05
#281
23M
23.00 mi12:13:352:13:125:478:17
6:37
#312
24M
24.00 mi12:19:552:19:325:496:20
6:20
#337
40K
24.85 mi12:25:302:25:075:505:35
6:32
#349
25.2M
25.20 mi12:27:552:27:325:512:25
7:00
#349
Finish
26.22 mi12:34:132:33:505:526:18
6:11
#363
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi370337337186(Top 0.7%)161(Top 1.0%)161(Top 3%)
10K6.21 mi3.10 mi323+47294+43294+43302(Top 1%)273(Top 2%)273(Top 5%)
15K9.32 mi3.11 mi276+47247+47247+47186(Top 0.7%)161(Top 1.0%)161(Top 3%)
20K12.43 mi3.11 mi250+26223+24223+24201(Top 0.7%)178(Top 1%)178(Top 3%)
Half13.11 mi0.68 mi239+11213+10213+10132(Top 0.5%)123(Top 0.8%)123(Top 2%)
25K15.53 mi2.42 mi231+8205+8205+8238(Top 0.8%)213(Top 1%)213(Top 4%)
30K18.64 mi3.11 mi235-4209-4209-4351(Top 1%)324(Top 2%)324(Top 6%)
20M20.00 mi1.36 mi259-24235-26235-26643(Top 2%)603(Top 4%)603(Top 11%)
21M21.00 mi1.00 mi272-13247-12247-121223(Top 4%)1153(Top 7%)1153(Top 20%)
35K21.75 mi0.75 mi281-9256-9256-9883(Top 3%)828(Top 5%)828(Top 15%)
23M23.00 mi1.25 mi312-31287-31287-311875(Top 7%)1752(Top 11%)1752(Top 31%)
24M24.00 mi1.00 mi337-25310-23310-231379(Top 5%)1290(Top 8%)1290(Top 23%)
40K24.85 mi0.85 mi349-12322-12322-121684(Top 6%)1554(Top 10%)1554(Top 28%)
25.2M25.20 mi0.35 mi3493223221441(Top 5%)1312(Top 8%)1312(Top 23%)
Finish26.22 mi1.02 mi363-14334-12334-121444(Top 5%)1342(Top 8%)1342(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.7%
×21stories
+97ft-345ft

Overall

186

Males

161

M18-39

161

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

302

Males

273

M18-39

273

10K→15K

6.2 - 9.3 mi

Top 0.7%
×3stories
+67ft-78ft

Overall

186

Males

161

M18-39

161

15K→20K

9.3 - 12.4 mi

Top 0.7%
×5stories
+106ft-86ft

Overall

201

Males

178

M18-39

178

20K→Half

12.4 - 13.1 mi

Top 0.5%
×2stories
+19ft-37ft

Overall

132

Males

123

M18-39

123

Half→25K

13.1 - 15.5 mi

Top 0.8%
×4stories
+66ft-88ft

Overall

238

Males

213

M18-39

213

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

351

Males

324

M18-39

324

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

643

Males

603

M18-39

603

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1223

Males

1153

M18-39

1153

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

883

Males

828

M18-39

828

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1875

Males

1752

M18-39

1752

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1379

Males

1290

M18-39

1290

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1684

Males

1554

M18-39

1554

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1441

Males

1312

M18-39

1312

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1444

Males

1342

M18-39

1342

Passing Analysis

Category:
Athletes Passed
187
Passed By
180
Net Change
+7
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#370
5K → 10K503+47#370#323
10K → 15K470+47#323#276
15K → 20K271+26#276#250
20K → Half110+11#250#239
Half → 25K124+8#239#231
25K → 30K1014-4#231#235
30K → 20M428-24#235#259
20M → 21M316-13#259#272
21M → 35K211-9#272#281
35K → 23M435-31#281#312
23M → 24M328-25#312#337
24M → 40K416-12#337#349
40K → 25.2M220#349#349
25.2M → Finish822-14#349#363
TOTALS187180+7
📊

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