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BOSTON MARATHON 2025

David Maddux

Bib: 23032•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:58
Rank: #19056
Start → 5K
25:58 | 8:21/mi
10K· 6.21 mi
52:29
Rank: #19513 (-457)
5K → 10K
26:31 | 8:32/mi
15K· 9.32 mi
1:19:10
Rank: #19613 (-100)
10K → 15K
26:41 | 8:35/mi
20K· 12.43 mi
1:46:29
Rank: #19697 (-84)
15K → 20K
27:19 | 8:48/mi
Half· 13.11 mi
1:52:30
Rank: #19769 (-72)
20K → Half
6:01 | 8:49/mi
25K· 15.53 mi
2:14:55
Rank: #19973 (-204)
Half → 25K
22:25 | 9:15/mi
30K· 18.64 mi
2:46:21
Rank: #20500 (-527)
25K → 30K
31:26 | 10:07/mi
20M
3:00:21
Rank: #20634 (-134)
30K → 20M
14:00 | 10:18/mi
21M
3:11:45
Rank: #20791 (-157)
20M → 21M
11:24 | 11:24/mi
35K· 21.75 mi
3:19:15
Rank: #20865 (-74)
21M → 35K
7:30 | 10:01/mi
23M
3:32:51
Rank: #21045 (-180)
35K → 23M
13:36 | 10:52/mi
24M
3:43:50
Rank: #21234 (-189)
23M → 24M
10:59 | 10:59/mi
40K· 24.85 mi
3:53:56
Rank: #21429 (-195)
24M → 40K
10:06 | 11:49/mi
25.2M
3:58:29
Rank: #21517 (-88)
40K → 25.2M
4:33 | 13:12/mi
Finish· 26.22 mi
4:10:13
Rank: #21769 (-252)
25.2M → Finish
11:44 | 11:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:30
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time2:17:43
Pace10:30 /mi
📊Positive Split: 22.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:1125:588:2125:58
8:21
-
10K
6.21 mi11:50:4252:298:2726:31
8:32
+0:11
15K
9.32 mi12:17:231:19:108:3026:41
8:35
+0:03
20K
12.43 mi12:44:421:46:298:3427:19
8:48
+0:13
Half
13.11 mi12:50:431:52:308:356:01
8:49
+0:01
25K
15.53 mi13:13:082:14:558:4122:25
9:15
+0:26
30K
18.64 mi13:44:342:46:218:5531:26
10:07
+0:52
20M
20.00 mi13:58:343:00:219:0114:00
10:18
+0:11
21M
21.00 mi14:09:583:11:459:0811:24
11:24
+1:06
35K
21.75 mi14:17:283:19:159:107:30
10:01
-1:23
23M
23.00 mi14:31:043:32:519:1513:36
10:52
+0:51
24M
24.00 mi14:42:033:43:509:2010:59
10:59
+0:07
40K
24.85 mi14:52:093:53:569:2510:06
11:49
+0:50
25.2M
25.20 mi14:56:423:58:299:284:33
13:12
+1:23
Finish
26.22 mi15:08:264:10:139:3311:44
11:31
-1:41

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

8:21 /mi

Average Pace

9:33 /mi

Slowest Pace

13:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:55

54% of race

Time at Steady Pace

52:56

21% of race

Time at Slower Pace

1:02:22

25% of race

Average Pace: 9:33 /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 mi11:24:1125:588:2125:58
8:21
#19056
10K
6.21 mi11:50:4252:298:2726:31
8:32
#19513
15K
9.32 mi12:17:231:19:108:3026:41
8:35
#19613
20K
12.43 mi12:44:421:46:298:3427:19
8:48
#19697
Half
13.11 mi12:50:431:52:308:356:01
8:49
#19769
25K
15.53 mi13:13:082:14:558:4122:25
9:15
#19973
30K
18.64 mi13:44:342:46:218:5531:26
10:07
#20500
20M
20.00 mi13:58:343:00:219:0114:00
10:18
#20634
21M
21.00 mi14:09:583:11:459:0811:24
11:24
#20791
35K
21.75 mi14:17:283:19:159:107:30
10:01
#20865
23M
23.00 mi14:31:043:32:519:1513:36
10:52
#21045
24M
24.00 mi14:42:033:43:509:2010:59
10:59
#21234
40K
24.85 mi14:52:093:53:569:2510:06
11:49
#21429
25.2M
25.20 mi14:56:423:58:299:284:33
13:12
#21517
Finish
26.22 mi15:08:264:10:139:3311:44
11:31
#21769
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19056120611206119862(Top 70%)12440(Top 77%)12440(Top 988%)
10K6.21 mi3.10 mi19513-45712269-20812269-20819998(Top 70%)12482(Top 78%)12482(Top 991%)
15K9.32 mi3.11 mi19613-10012314-4512314-4519862(Top 70%)12440(Top 77%)12440(Top 988%)
20K12.43 mi3.11 mi19697-8412341-2712341-2719895(Top 70%)12414(Top 77%)12414(Top 986%)
Half13.11 mi0.68 mi19769-7212369-2812369-2820982(Top 74%)12895(Top 80%)12895(Top 1024%)
25K15.53 mi2.42 mi19973-20412451-8212451-8220953(Top 74%)12825(Top 80%)12825(Top 1019%)
30K18.64 mi3.11 mi20500-52712629-17812629-17821952(Top 77%)13139(Top 82%)13139(Top 1044%)
20M20.00 mi1.36 mi20634-13412669-4012669-4021869(Top 77%)12993(Top 81%)12993(Top 1032%)
21M21.00 mi1.00 mi20791-15712733-6412733-6422385(Top 79%)13141(Top 82%)13141(Top 1044%)
35K21.75 mi0.75 mi20865-7412744-1112744-1121953(Top 77%)12879(Top 80%)12879(Top 1023%)
23M23.00 mi1.25 mi21045-18012804-6012804-6022895(Top 81%)13291(Top 83%)13291(Top 1056%)
24M24.00 mi1.00 mi21234-18912871-6712871-6723949(Top 84%)13801(Top 86%)13801(Top 1096%)
40K24.85 mi0.85 mi21429-19512940-6912940-6924648(Top 87%)14085(Top 87%)14085(Top 1119%)
25.2M25.20 mi0.35 mi21517-8812971-3112971-3125281(Top 89%)14381(Top 89%)14381(Top 1142%)
Finish26.22 mi1.02 mi21769-25213060-8913060-8926149(Top 92%)14861(Top 92%)14861(Top 1180%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

19862

Males

12440

M60-64

12440

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

19998

Males

12482

M60-64

12482

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

19862

Males

12440

M60-64

12440

15K→20K

9.3 - 12.4 mi

Top 70%
×5stories
+106ft-86ft

Overall

19895

Males

12414

M60-64

12414

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

20982

Males

12895

M60-64

12895

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

20953

Males

12825

M60-64

12825

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

21952

Males

13139

M60-64

13139

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

21869

Males

12993

M60-64

12993

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

22385

Males

13141

M60-64

13141

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

21953

Males

12879

M60-64

12879

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

22895

Males

13291

M60-64

13291

23M→24M

23.0 - 24.0 mi

Top 84%
×6stories
+12ft-82ft

Overall

23949

Males

13801

M60-64

13801

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24648

Males

14085

M60-64

14085

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

25281

Males

14381

M60-64

14381

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

26149

Males

14861

M60-64

14861

Passing Analysis

Category:
Athletes Passed
908
Passed By
3621
Net Change
-2713
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19056
5K → 10K102559-457#19056#19513
10K → 15K166266-100#19513#19613
15K → 20K177261-84#19613#19697
20K → Half1486-72#19697#19769
Half → 25K99303-204#19769#19973
25K → 30K105632-527#19973#20500
30K → 20M65199-134#20500#20634
20M → 21M51208-157#20634#20791
21M → 35K36110-74#20791#20865
35K → 23M51231-180#20865#21045
23M → 24M15204-189#21045#21234
24M → 40K13208-195#21234#21429
40K → 25.2M795-88#21429#21517
25.2M → Finish7259-252#21517#21769
TOTALS9083621-2713
📊

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