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BOSTON MARATHON 2025

David Mcmahon

Bib: 12960•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 34%
Gender (Male)
#0 / 16105
Top 47%
Masters (Masters Men)
#0 / 10463
Top 36%
Division (M50-54)
#0 / 1996
Top 36%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:43
Rank: #10469
Start → 5K
22:43 | 7:19/mi
10K· 6.21 mi
45:22
Rank: #10341 (+128)
5K → 10K
22:39 | 7:17/mi
15K· 9.32 mi
1:08:23
Rank: #10538 (-197)
10K → 15K
23:01 | 7:25/mi
20K· 12.43 mi
1:31:29
Rank: #10411 (+127)
15K → 20K
23:06 | 7:26/mi
Half· 13.11 mi
1:36:28
Rank: #10374 (+37)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:54:45
Rank: #10325 (+49)
Half → 25K
18:17 | 7:32/mi
30K· 18.64 mi
2:19:04
Rank: #10238 (+87)
25K → 30K
24:19 | 7:50/mi
20M
2:29:47
Rank: #10135 (+103)
30K → 20M
10:43 | 7:53/mi
21M
2:38:07
Rank: #10081 (+54)
20M → 21M
8:20 | 8:20/mi
35K· 21.75 mi
2:43:50
Rank: #10026 (+55)
21M → 35K
5:43 | 7:38/mi
23M
2:53:42
Rank: #9948 (+78)
35K → 23M
9:52 | 7:53/mi
24M
3:01:17
Rank: #9828 (+120)
23M → 24M
7:35 | 7:35/mi
40K· 24.85 mi
3:07:58
Rank: #9768 (+60)
24M → 40K
6:41 | 7:49/mi
25.2M
3:10:53
Rank: #9725 (+43)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:18:25
Rank: #9644 (+81)
25.2M → Finish
7:32 | 7:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:28
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:41:57
Pace7:47 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:3322:437:1922:43
7:19
-
10K
6.21 mi11:14:1245:227:1822:39
7:17
-0:02
15K
9.32 mi11:37:131:08:237:2023:01
7:25
+0:08
20K
12.43 mi12:00:191:31:297:2223:06
7:26
+0:01
Half
13.11 mi12:05:181:36:287:224:59
7:18
-0:08
25K
15.53 mi12:23:351:54:457:2318:17
7:32
+0:14
30K
18.64 mi12:47:542:19:047:2824:19
7:50
+0:18
20M
20.00 mi12:58:372:29:477:2910:43
7:53
+0:03
21M
21.00 mi13:06:572:38:077:328:20
8:20
+0:27
35K
21.75 mi13:12:402:43:507:325:43
7:38
-0:42
23M
23.00 mi13:22:322:53:427:339:52
7:53
+0:15
24M
24.00 mi13:30:073:01:177:337:35
7:35
-0:18
40K
24.85 mi13:36:483:07:587:346:41
7:49
+0:14
25.2M
25.20 mi13:39:433:10:537:342:55
8:27
+0:38
Finish
26.22 mi13:47:153:18:257:347:32
7:24
-1:03

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

7:17 /mi

Average Pace

7:34 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:10

94% of race

Time at Steady Pace

11:15

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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 mi10:51:3322:437:1922:43
7:19
#10469
10K
6.21 mi11:14:1245:227:1822:39
7:17
#10341
15K
9.32 mi11:37:131:08:237:2023:01
7:25
#10538
20K
12.43 mi12:00:191:31:297:2223:06
7:26
#10411
Half
13.11 mi12:05:181:36:287:224:59
7:18
#10374
25K
15.53 mi12:23:351:54:457:2318:17
7:32
#10325
30K
18.64 mi12:47:542:19:047:2824:19
7:50
#10238
20M
20.00 mi12:58:372:29:477:2910:43
7:53
#10135
21M
21.00 mi13:06:572:38:077:328:20
8:20
#10081
35K
21.75 mi13:12:402:43:507:325:43
7:38
#10026
23M
23.00 mi13:22:322:53:427:339:52
7:53
#9948
24M
24.00 mi13:30:073:01:177:337:35
7:35
#9828
40K
24.85 mi13:36:483:07:587:346:41
7:49
#9768
25.2M
25.20 mi13:39:433:10:537:342:55
8:27
#9725
Finish
26.22 mi13:47:153:18:257:347:32
7:24
#9644
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi104698422842210947(Top 39%)8566(Top 53%)8566(Top 429%)
10K6.21 mi3.10 mi10341+1288341+818341+8110259(Top 36%)8287(Top 51%)8287(Top 415%)
15K9.32 mi3.11 mi10538-1978417-768417-7610947(Top 39%)8566(Top 53%)8566(Top 429%)
20K12.43 mi3.11 mi10411+1278323+948323+9410196(Top 36%)8112(Top 50%)8112(Top 406%)
Half13.11 mi0.68 mi10374+378294+298294+299980(Top 35%)8002(Top 50%)8002(Top 401%)
25K15.53 mi2.42 mi10325+498242+528242+5210285(Top 36%)8027(Top 50%)8027(Top 402%)
30K18.64 mi3.11 mi10238+878136+1068136+10610122(Top 36%)7755(Top 48%)7755(Top 389%)
20M20.00 mi1.36 mi10135+1038055+818055+819597(Top 34%)7310(Top 45%)7310(Top 366%)
21M21.00 mi1.00 mi10081+547978+777978+779418(Top 33%)7054(Top 44%)7054(Top 353%)
35K21.75 mi0.75 mi10026+557918+607918+609605(Top 34%)7159(Top 44%)7159(Top 359%)
23M23.00 mi1.25 mi9948+787836+827836+829129(Top 32%)6787(Top 42%)6787(Top 340%)
24M24.00 mi1.00 mi9828+1207748+887748+888281(Top 29%)6271(Top 39%)6271(Top 314%)
40K24.85 mi0.85 mi9768+607679+697679+698867(Top 31%)6449(Top 40%)6449(Top 323%)
25.2M25.20 mi0.35 mi9725+437641+387641+388524(Top 30%)6209(Top 39%)6209(Top 311%)
Finish26.22 mi1.02 mi9644+817549+927549+928412(Top 30%)6151(Top 38%)6151(Top 308%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10947

Males

8566

M50-54

8566

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

10259

Males

8287

M50-54

8287

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10947

Males

8566

M50-54

8566

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

10196

Males

8112

M50-54

8112

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9980

Males

8002

M50-54

8002

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

10285

Males

8027

M50-54

8027

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

10122

Males

7755

M50-54

7755

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9597

Males

7310

M50-54

7310

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

9418

Males

7054

M50-54

7054

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9605

Males

7159

M50-54

7159

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

9129

Males

6787

M50-54

6787

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

8281

Males

6271

M50-54

6271

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8867

Males

6449

M50-54

6449

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8524

Males

6209

M50-54

6209

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

8412

Males

6151

M50-54

6151

Passing Analysis

Category:
Athletes Passed
2107*
Passed By
1279
Net Change
+825
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10469
5K → 10K320192+128#10469#10341
10K → 15K110307-197#10341#10538
15K → 20K236109+127#10538#10411
20K → Half458+37#10411#10374
Half → 25K180131+49#10374#10325
25K → 30K275187+87#10325#10238
30K → 20M16360+103#10238#10135
20M → 21M13883+54#10135#10081
21M → 35K9438+55#10081#10026
35K → 23M135*57+78#10026#9948
23M → 24M13818+120#9948#9828
24M → 40K9434+60#9828#9768
40K → 25.2M6017+43#9768#9725
25.2M → Finish11938+81#9725#9644
TOTALS2107*1279+825

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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