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BOSTON MARATHON 2025

David Proudfoot

Bib: 1423•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 4%
Masters (Masters Men)
#0 / 10463
Top 0.9%
Division (M40-44)
#0 / 2247
Top 3%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:34
Rank: #1002
Start → 5K
18:34 | 5:59/mi
10K· 6.21 mi
37:03
Rank: #981 (+21)
5K → 10K
18:29 | 5:57/mi
15K· 9.32 mi
55:39
Rank: #977 (+4)
10K → 15K
18:36 | 5:59/mi
20K· 12.43 mi
1:14:31
Rank: #983 (-6)
15K → 20K
18:52 | 6:04/mi
Half· 13.11 mi
1:18:30
Rank: #969 (+14)
20K → Half
3:59 | 5:50/mi
25K· 15.53 mi
1:33:11
Rank: #947 (+22)
Half → 25K
14:41 | 6:03/mi
30K· 18.64 mi
1:52:21
Rank: #892 (+55)
25K → 30K
19:10 | 6:10/mi
20M
2:00:50
Rank: #863 (+29)
30K → 20M
8:29 | 6:15/mi
21M
2:07:22
Rank: #846 (+17)
20M → 21M
6:32 | 6:32/mi
35K· 21.75 mi
2:11:50
Rank: #821 (+25)
21M → 35K
4:28 | 5:58/mi
23M
2:19:36
Rank: #795 (+26)
35K → 23M
7:46 | 6:12/mi
24M
2:25:42
Rank: #783 (+12)
23M → 24M
6:06 | 6:06/mi
40K· 24.85 mi
2:31:04
Rank: #781 (+2)
24M → 40K
5:22 | 6:17/mi
25.2M
2:33:27
Rank: #777 (+4)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:39:40
Rank: #774 (+3)
25.2M → Finish
6:13 | 6:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:30
Pace5:59 /mi
2nd Half
Distance13.11 mi
Time1:21:10
Pace6:11 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:1718:345:5918:34
5:59
-
10K
6.21 mi10:37:4637:035:5818:29
5:57
-0:02
15K
9.32 mi10:56:2255:395:5818:36
5:59
+0:02
20K
12.43 mi11:15:141:14:316:0018:52
6:04
+0:05
Half
13.11 mi11:19:131:18:305:593:59
5:50
-0:14
25K
15.53 mi11:33:541:33:116:0014:41
6:03
+0:13
30K
18.64 mi11:53:041:52:216:0219:10
6:10
+0:07
20M
20.00 mi12:01:332:00:506:028:29
6:15
+0:05
21M
21.00 mi12:08:052:07:226:046:32
6:32
+0:17
35K
21.75 mi12:12:332:11:506:044:28
5:58
-0:34
23M
23.00 mi12:20:192:19:366:047:46
6:12
+0:14
24M
24.00 mi12:26:252:25:426:046:06
6:06
-0:06
40K
24.85 mi12:31:472:31:046:055:22
6:17
+0:11
25.2M
25.20 mi12:34:102:33:276:052:23
6:55
+0:38
Finish
26.22 mi12:40:232:39:406:066:13
6:06
-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

5:50 /mi

Average Pace

6:06 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:45

94% of race

Time at Steady Pace

6:32

4% of race

Time at Slower Pace

2:23

1% of race

Average Pace: 6:05 /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 mi10:19:1718:345:5918:34
5:59
#1002
10K
6.21 mi10:37:4637:035:5818:29
5:57
#981
15K
9.32 mi10:56:2255:395:5818:36
5:59
#977
20K
12.43 mi11:15:141:14:316:0018:52
6:04
#983
Half
13.11 mi11:19:131:18:305:593:59
5:50
#969
25K
15.53 mi11:33:541:33:116:0014:41
6:03
#947
30K
18.64 mi11:53:041:52:216:0219:10
6:10
#892
20M
20.00 mi12:01:332:00:506:028:29
6:15
#863
21M
21.00 mi12:08:052:07:226:046:32
6:32
#846
35K
21.75 mi12:12:332:11:506:044:28
5:58
#821
23M
23.00 mi12:20:192:19:366:047:46
6:12
#795
24M
24.00 mi12:26:252:25:426:046:06
6:06
#783
40K
24.85 mi12:31:472:31:046:055:22
6:17
#781
25.2M
25.20 mi12:34:102:33:276:052:23
6:55
#777
Finish
26.22 mi12:40:232:39:406:066:13
6:06
#774
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1002943943983(Top 3%)930(Top 6%)930(Top 41%)
10K6.21 mi3.10 mi981+21923+20923+20954(Top 3%)899(Top 6%)899(Top 40%)
15K9.32 mi3.11 mi977+4920+3920+3983(Top 3%)930(Top 6%)930(Top 41%)
20K12.43 mi3.11 mi983-6926-6926-61070(Top 4%)1009(Top 6%)1009(Top 45%)
Half13.11 mi0.68 mi969+14913+13913+13676(Top 2%)633(Top 4%)633(Top 28%)
25K15.53 mi2.42 mi947+22893+20893+20944(Top 3%)889(Top 6%)889(Top 40%)
30K18.64 mi3.11 mi892+55839+54839+54832(Top 3%)778(Top 5%)778(Top 35%)
20M20.00 mi1.36 mi863+29812+27812+27824(Top 3%)777(Top 5%)777(Top 35%)
21M21.00 mi1.00 mi846+17795+17795+17749(Top 3%)708(Top 4%)708(Top 32%)
35K21.75 mi0.75 mi821+25771+24771+24668(Top 2%)625(Top 4%)625(Top 28%)
23M23.00 mi1.25 mi795+26746+25746+25678(Top 2%)639(Top 4%)639(Top 28%)
24M24.00 mi1.00 mi783+12733+13733+13761(Top 3%)715(Top 4%)715(Top 32%)
40K24.85 mi0.85 mi781+2730+3730+3904(Top 3%)846(Top 5%)846(Top 38%)
25.2M25.20 mi0.35 mi777+4725+5725+51209(Top 4%)1111(Top 7%)1111(Top 49%)
Finish26.22 mi1.02 mi774+3722+3722+31174(Top 4%)1097(Top 7%)1097(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

983

Males

930

M40-44

930

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

954

Males

899

M40-44

899

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

983

Males

930

M40-44

930

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1070

Males

1009

M40-44

1009

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

676

Males

633

M40-44

633

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

944

Males

889

M40-44

889

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

832

Males

778

M40-44

778

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

824

Males

777

M40-44

777

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

749

Males

708

M40-44

708

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

668

Males

625

M40-44

625

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

678

Males

639

M40-44

639

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

761

Males

715

M40-44

715

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

904

Males

846

M40-44

846

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1209

Males

1111

M40-44

1111

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1174

Males

1097

M40-44

1097

Passing Analysis

Category:
Athletes Passed
412
Passed By
184
Net Change
+228
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1002
5K → 10K5736+21#1002#981
10K → 15K2723+4#981#977
15K → 20K2834-6#977#983
20K → Half140+14#983#969
Half → 25K4119+22#969#947
25K → 30K7015+55#947#892
30K → 20M367+29#892#863
20M → 21M269+17#863#846
21M → 35K272+25#846#821
35K → 23M315+26#821#795
23M → 24M197+12#795#783
24M → 40K1412+2#783#781
40K → 25.2M84+4#781#777
25.2M → Finish1411+3#777#774
TOTALS412184+228
📊

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