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BOSTON MARATHON 2025

Paul Dyson

Bib: 29962•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:56
Rank: #24640
Start → 5K
29:56 | 9:38/mi
10K· 6.21 mi
59:33
Rank: #24408 (+232)
5K → 10K
29:37 | 9:32/mi
15K· 9.32 mi
1:28:52
Rank: #24121 (+287)
10K → 15K
29:19 | 9:26/mi
20K· 12.43 mi
1:59:17
Rank: #24011 (+110)
15K → 20K
30:25 | 9:47/mi
Half· 13.11 mi
2:05:37
Rank: #23949 (+62)
20K → Half
6:20 | 9:17/mi
25K· 15.53 mi
2:30:11
Rank: #23900 (+49)
Half → 25K
24:34 | 10:08/mi
30K· 18.64 mi
3:04:50
Rank: #24010 (-110)
25K → 30K
34:39 | 11:09/mi
20M
3:19:28
Rank: #23934 (+76)
30K → 20M
14:38 | 10:46/mi
21M
3:31:47
Rank: #23951 (-17)
20M → 21M
12:19 | 12:19/mi
35K· 21.75 mi
3:40:38
Rank: #24042 (-91)
21M → 35K
8:51 | 11:50/mi
23M
3:54:27
Rank: #23979 (+63)
35K → 23M
13:49 | 11:02/mi
24M
4:05:17
Rank: #23967 (+12)
23M → 24M
10:50 | 10:50/mi
40K· 24.85 mi
4:15:09
Rank: #23993 (-26)
24M → 40K
9:52 | 11:32/mi
25.2M
4:19:32
Rank: #24019 (-26)
40K → 25.2M
4:23 | 12:43/mi
Finish· 26.22 mi
4:30:22
Rank: #24054 (-35)
25.2M → Finish
10:50 | 10:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:05:37
Pace9:35 /mi
2nd Half
Distance13.11 mi
Time2:24:45
Pace11:03 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5729:569:3829:56
9:38
-
10K
6.21 mi12:19:3459:339:3529:37
9:32
-0:06
15K
9.32 mi12:48:531:28:529:3229:19
9:26
-0:06
20K
12.43 mi13:19:181:59:179:3630:25
9:47
+0:21
Half
13.11 mi13:25:382:05:379:356:20
9:17
-0:30
25K
15.53 mi13:50:122:30:119:4024:34
10:08
+0:51
30K
18.64 mi14:24:513:04:509:5534:39
11:09
+1:01
20M
20.00 mi14:39:293:19:289:5814:38
10:46
-0:23
21M
21.00 mi14:51:483:31:4710:0512:19
12:19
+1:33
35K
21.75 mi15:00:393:40:3810:098:51
11:50
-0:29
23M
23.00 mi15:14:283:54:2710:1213:49
11:02
-0:48
24M
24.00 mi15:25:184:05:1710:1310:50
10:50
-0:12
40K
24.85 mi15:35:104:15:0910:169:52
11:32
+0:42
25.2M
25.20 mi15:39:334:19:3210:184:23
12:43
+1:11
Finish
26.22 mi15:50:234:30:2210:1910:50
10:38
-2:05

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

9:17 /mi

Average Pace

10:19 /mi

Slowest Pace

12:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:11

56% of race

Time at Steady Pace

1:24:46

31% of race

Time at Slower Pace

35:25

13% of race

Average Pace: 10:19 /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 mi11:49:5729:569:3829:56
9:38
#24640
10K
6.21 mi12:19:3459:339:3529:37
9:32
#24408
15K
9.32 mi12:48:531:28:529:3229:19
9:26
#24121
20K
12.43 mi13:19:181:59:179:3630:25
9:47
#24011
Half
13.11 mi13:25:382:05:379:356:20
9:17
#23949
25K
15.53 mi13:50:122:30:119:4024:34
10:08
#23900
30K
18.64 mi14:24:513:04:509:5534:39
11:09
#24010
20M
20.00 mi14:39:293:19:289:5814:38
10:46
#23934
21M
21.00 mi14:51:483:31:4710:0512:19
12:19
#23951
35K
21.75 mi15:00:393:40:3810:098:51
11:50
#24042
23M
23.00 mi15:14:283:54:2710:1213:49
11:02
#23979
24M
24.00 mi15:25:184:05:1710:1310:50
10:50
#23967
40K
24.85 mi15:35:104:15:0910:169:52
11:32
#23993
25.2M
25.20 mi15:39:334:19:3210:184:23
12:43
#24019
Finish
26.22 mi15:50:234:30:2210:1910:50
10:38
#24054
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi24640145451454523563(Top 83%)14089(Top 87%)14089(Top 590%)
10K6.21 mi3.10 mi24408+23214445+10014445+10024191(Top 85%)14331(Top 89%)14331(Top 601%)
15K9.32 mi3.11 mi24121+28714319+12614319+12623563(Top 83%)14089(Top 87%)14089(Top 590%)
20K12.43 mi3.11 mi24011+11014248+7114248+7123735(Top 84%)14106(Top 88%)14106(Top 591%)
Half13.11 mi0.68 mi23949+6214219+2914219+2922894(Top 81%)13753(Top 85%)13753(Top 576%)
25K15.53 mi2.42 mi23900+4914196+2314196+2323576(Top 83%)13995(Top 87%)13995(Top 587%)
30K18.64 mi3.11 mi24010-11014213-1714213-1724297(Top 86%)14211(Top 88%)14211(Top 596%)
20M20.00 mi1.36 mi23934+7614161+5214161+5223106(Top 81%)13578(Top 84%)13578(Top 569%)
21M21.00 mi1.00 mi23951-1714151+1014151+1024116(Top 85%)13964(Top 87%)13964(Top 585%)
35K21.75 mi0.75 mi24042-9114178-2714178-2725610(Top 90%)14637(Top 91%)14637(Top 613%)
23M23.00 mi1.25 mi23979+6314128+5014128+5023304(Top 82%)13480(Top 84%)13480(Top 565%)
24M24.00 mi1.00 mi23967+1214118+1014118+1023633(Top 83%)13633(Top 85%)13633(Top 571%)
40K24.85 mi0.85 mi23993-2614106+1214106+1224206(Top 85%)13877(Top 86%)13877(Top 582%)
25.2M25.20 mi0.35 mi24019-2614116-1014116-1024577(Top 87%)14052(Top 87%)14052(Top 589%)
Finish26.22 mi1.02 mi24054-3514126-1014126-1024570(Top 87%)14066(Top 87%)14066(Top 590%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21stories
+97ft-345ft

Overall

23563

Males

14089

M45-49

14089

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

24191

Males

14331

M45-49

14331

10K→15K

6.2 - 9.3 mi

Top 83%
×3stories
+67ft-78ft

Overall

23563

Males

14089

M45-49

14089

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

23735

Males

14106

M45-49

14106

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

22894

Males

13753

M45-49

13753

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

23576

Males

13995

M45-49

13995

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

24297

Males

14211

M45-49

14211

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

23106

Males

13578

M45-49

13578

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

24116

Males

13964

M45-49

13964

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

25610

Males

14637

M45-49

14637

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

23304

Males

13480

M45-49

13480

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

23633

Males

13633

M45-49

13633

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24206

Males

13877

M45-49

13877

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24577

Males

14052

M45-49

14052

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

24570

Males

14066

M45-49

14066

Passing Analysis

Category:
Athletes Passed
1580
Passed By
994
Net Change
+586
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24640
5K → 10K33098+232#24640#24408
10K → 15K32538+287#24408#24121
15K → 20K19383+110#24121#24011
20K → Half697+62#24011#23949
Half → 25K14091+49#23949#23900
25K → 30K116226-110#23900#24010
30K → 20M11842+76#24010#23934
20M → 21M5471-17#23934#23951
21M → 35K18109-91#23951#24042
35K → 23M9532+63#24042#23979
23M → 24M5139+12#23979#23967
24M → 40K3561-26#23967#23993
40K → 25.2M834-26#23993#24019
25.2M → Finish2863-35#24019#24054
TOTALS1580994+586
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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