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BOSTON MARATHON 2025

Richard Shea

Bib: 16006•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:11
Rank: #17377
Start → 5K
25:11 | 8:06/mi
10K· 6.21 mi
53:52
Rank: #20738 (-3361)
5K → 10K
28:41 | 9:14/mi
15K· 9.32 mi
1:20:45
Rank: #20552 (+186)
10K → 15K
26:53 | 8:39/mi
20K· 12.43 mi
1:48:54
Rank: #20733 (-181)
15K → 20K
28:09 | 9:04/mi
Half· 13.11 mi
1:54:44
Rank: #20677 (+56)
20K → Half
5:50 | 8:33/mi
25K· 15.53 mi
2:16:26
Rank: #20530 (+147)
Half → 25K
21:42 | 8:57/mi
30K· 18.64 mi
2:45:53
Rank: #20365 (+165)
25K → 30K
29:27 | 9:29/mi
20M
2:59:20
Rank: #20399 (-34)
30K → 20M
13:27 | 9:54/mi
21M
3:09:39
Rank: #20336 (+63)
20M → 21M
10:19 | 10:19/mi
35K· 21.75 mi
3:16:30
Rank: #20278 (+58)
21M → 35K
6:51 | 9:09/mi
23M
3:28:30
Rank: #20210 (+68)
35K → 23M
12:00 | 9:35/mi
24M
3:38:35
Rank: #20325 (-115)
23M → 24M
10:05 | 10:05/mi
40K· 24.85 mi
3:47:06
Rank: #20347 (-22)
24M → 40K
8:31 | 9:58/mi
25.2M
3:50:46
Rank: #20349 (-2)
40K → 25.2M
3:40 | 10:38/mi
Finish· 26.22 mi
4:00:05
Rank: #20361 (-12)
25.2M → Finish
9:19 | 9:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:44
Pace8:45 /mi
2nd Half
Distance13.11 mi
Time2:05:21
Pace9:34 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:5325:118:0625:11
8:06
-
10K
6.21 mi11:27:3453:528:4028:41
9:14
+1:08
15K
9.32 mi11:54:271:20:458:4026:53
8:39
-0:35
20K
12.43 mi12:22:361:48:548:4628:09
9:04
+0:25
Half
13.11 mi12:28:261:54:448:455:50
8:33
-0:31
25K
15.53 mi12:50:082:16:268:4721:42
8:57
+0:24
30K
18.64 mi13:19:352:45:538:5429:27
9:29
+0:32
20M
20.00 mi13:33:022:59:208:5813:27
9:54
+0:25
21M
21.00 mi13:43:213:09:399:0210:19
10:19
+0:25
35K
21.75 mi13:50:123:16:309:026:51
9:09
-1:10
23M
23.00 mi14:02:123:28:309:0412:00
9:35
+0:26
24M
24.00 mi14:12:173:38:359:0610:05
10:05
+0:30
40K
24.85 mi14:20:483:47:069:088:31
9:58
-0:07
25.2M
25.20 mi14:24:283:50:469:093:40
10:38
+0:40
Finish
26.22 mi14:33:474:00:059:109:19
9:09
-1:29

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

8:06 /mi

Average Pace

9:10 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

57:54

24% of race

Time at Steady Pace

2:04:09

52% of race

Time at Slower Pace

58:02

24% of race

Average Pace: 9:09 /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 mi10:58:5325:118:0625:11
8:06
#17377
10K
6.21 mi11:27:3453:528:4028:41
9:14
#20738
15K
9.32 mi11:54:271:20:458:4026:53
8:39
#20552
20K
12.43 mi12:22:361:48:548:4628:09
9:04
#20733
Half
13.11 mi12:28:261:54:448:455:50
8:33
#20677
25K
15.53 mi12:50:082:16:268:4721:42
8:57
#20530
30K
18.64 mi13:19:352:45:538:5429:27
9:29
#20365
20M
20.00 mi13:33:022:59:208:5813:27
9:54
#20399
21M
21.00 mi13:43:213:09:399:0210:19
10:19
#20336
35K
21.75 mi13:50:123:16:309:026:51
9:09
#20278
23M
23.00 mi14:02:123:28:309:0412:00
9:35
#20210
24M
24.00 mi14:12:173:38:359:0610:05
10:05
#20325
40K
24.85 mi14:20:483:47:069:088:31
9:58
#20347
25.2M
25.20 mi14:24:283:50:469:093:40
10:38
#20349
Finish
26.22 mi14:33:474:00:059:109:19
9:09
#20361
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17377113691136920222(Top 71%)12608(Top 78%)12608(Top 223%)
10K6.21 mi3.10 mi20738-336112774-140512774-140523310(Top 82%)13945(Top 87%)13945(Top 247%)
15K9.32 mi3.11 mi20552+18612712+6212712+6220222(Top 71%)12608(Top 78%)12608(Top 223%)
20K12.43 mi3.11 mi20733-18112787-7512787-7521260(Top 75%)13020(Top 81%)13020(Top 231%)
Half13.11 mi0.68 mi20677+5612760+2712760+2719506(Top 69%)12270(Top 76%)12270(Top 217%)
25K15.53 mi2.42 mi20530+14712684+7612684+7619679(Top 69%)12273(Top 76%)12273(Top 218%)
30K18.64 mi3.11 mi20365+16512570+11412570+11419856(Top 70%)12221(Top 76%)12221(Top 217%)
20M20.00 mi1.36 mi20399-3412563+712563+720606(Top 73%)12410(Top 77%)12410(Top 220%)
21M21.00 mi1.00 mi20336+6312514+4912514+4919419(Top 68%)11800(Top 73%)11800(Top 209%)
35K21.75 mi0.75 mi20278+5812472+4212472+4218973(Top 67%)11487(Top 71%)11487(Top 204%)
23M23.00 mi1.25 mi20210+6812423+4912423+4919023(Top 67%)11453(Top 71%)11453(Top 203%)
24M24.00 mi1.00 mi20325-11512458-3512458-3521581(Top 76%)12625(Top 78%)12625(Top 224%)
40K24.85 mi0.85 mi20347-2212447+1112447+1120326(Top 72%)11946(Top 74%)11946(Top 212%)
25.2M25.20 mi0.35 mi20349-212446+112446+119466(Top 69%)11540(Top 72%)11540(Top 205%)
Finish26.22 mi1.02 mi20361-1212437+912437+919692(Top 69%)11668(Top 72%)11668(Top 207%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

20222

Males

12608

M18-39

12608

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

23310

Males

13945

M18-39

13945

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

20222

Males

12608

M18-39

12608

15K→20K

9.3 - 12.4 mi

Top 75%
×5stories
+106ft-86ft

Overall

21260

Males

13020

M18-39

13020

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

19506

Males

12270

M18-39

12270

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

19679

Males

12273

M18-39

12273

25K→30K

15.5 - 18.6 mi

Top 70%
×9stories
+181ft-148ft

Overall

19856

Males

12221

M18-39

12221

30K→20M

18.6 - 20.0 mi

Top 73%
×5stories
+64ft-50ft

Overall

20606

Males

12410

M18-39

12410

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

19419

Males

11800

M18-39

11800

21M→35K

21.0 - 21.8 mi

Top 67%
×7stories
+17ft-86ft

Overall

18973

Males

11487

M18-39

11487

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

19023

Males

11453

M18-39

11453

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

21581

Males

12625

M18-39

12625

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20326

Males

11946

M18-39

11946

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19466

Males

11540

M18-39

11540

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

19692

Males

11668

M18-39

11668

Passing Analysis

Category:
Athletes Passed
1573
Passed By
4557
Net Change
-2984
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17377
5K → 10K43365-3361#17377#20738
10K → 15K299113+186#20738#20552
15K → 20K125306-181#20552#20733
20K → Half659+56#20733#20677
Half → 25K22275+147#20677#20530
25K → 30K299134+165#20530#20365
30K → 20M92126-34#20365#20399
20M → 21M11855+63#20399#20336
21M → 35K8123+58#20336#20278
35K → 23M11850+68#20278#20210
23M → 24M26141-115#20210#20325
24M → 40K5274-22#20325#20347
40K → 25.2M1820-2#20347#20349
25.2M → Finish5466-12#20349#20361
TOTALS15734557-2984
📊

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