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BOSTON MARATHON 2025

Keegan O'Shaughnessy

Bib: 29615•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
25:23
Rank: #17891
Start → 5K
25:23 | 8:10/mi
10K· 6.21 mi
50:26
Rank: #17374 (+517)
5K → 10K
25:03 | 8:04/mi
15K· 9.32 mi
1:15:31
Rank: #17102 (+272)
10K → 15K
25:05 | 8:04/mi
20K· 12.43 mi
1:41:18
Rank: #17044 (+58)
15K → 20K
25:47 | 8:18/mi
Half· 13.11 mi
1:46:53
Rank: #17033 (+11)
20K → Half
5:35 | 8:11/mi
25K· 15.53 mi
2:07:52
Rank: #17152 (-119)
Half → 25K
20:59 | 8:39/mi
30K· 18.64 mi
2:35:16
Rank: #17010 (+142)
25K → 30K
27:24 | 8:49/mi
20M
2:49:09
Rank: #17505 (-495)
30K → 20M
13:53 | 10:13/mi
21M
3:00:47
Rank: #18061 (-556)
20M → 21M
11:38 | 11:38/mi
35K· 21.75 mi
3:08:48
Rank: #18424 (-363)
21M → 35K
8:01 | 10:43/mi
23M
3:22:27
Rank: #18883 (-459)
35K → 23M
13:39 | 10:54/mi
24M
3:34:14
Rank: #19436 (-553)
23M → 24M
11:47 | 11:47/mi
40K· 24.85 mi
3:45:51
Rank: #20111 (-675)
24M → 40K
11:37 | 13:35/mi
25.2M
3:49:39
Rank: #20131 (-20)
40K → 25.2M
3:48 | 11:01/mi
Finish· 26.22 mi
3:58:41
Rank: #20096 (+35)
25.2M → Finish
9:02 | 8:52/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:53
Pace8:09 /mi
2nd Half
Distance13.11 mi
Time2:11:48
Pace10:03 /mi
📊Positive Split: 23.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5125:238:1025:23
8:10
-
10K
6.21 mi12:14:5450:268:0725:03
8:04
-0:06
15K
9.32 mi12:39:591:15:318:0625:05
8:04
0:00
20K
12.43 mi13:05:461:41:188:0925:47
8:18
+0:14
Half
13.11 mi13:11:211:46:538:095:35
8:11
-0:07
25K
15.53 mi13:32:202:07:528:1420:59
8:39
+0:28
30K
18.64 mi13:59:442:35:168:2027:24
8:49
+0:10
20M
20.00 mi14:13:372:49:098:2713:53
10:13
+1:24
21M
21.00 mi14:25:153:00:478:3711:38
11:38
+1:25
35K
21.75 mi14:33:163:08:488:418:01
10:43
-0:55
23M
23.00 mi14:46:553:22:278:4813:39
10:54
+0:11
24M
24.00 mi14:58:423:34:148:5611:47
11:47
+0:53
40K
24.85 mi15:10:193:45:519:0511:37
13:35
+1:48
25.2M
25.20 mi15:14:073:49:399:073:48
11:01
-2:34
Finish
26.22 mi15:23:093:58:419:079:02
8:52
-2:09

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

8:04 /mi

Average Pace

9:07 /mi

Slowest Pace

13:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:44:18

69% of race

Time at Slower Pace

1:14:23

31% of race

Average Pace: 9:06 /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 mi11:49:5125:238:1025:23
8:10
#17891
10K
6.21 mi12:14:5450:268:0725:03
8:04
#17374
15K
9.32 mi12:39:591:15:318:0625:05
8:04
#17102
20K
12.43 mi13:05:461:41:188:0925:47
8:18
#17044
Half
13.11 mi13:11:211:46:538:095:35
8:11
#17033
25K
15.53 mi13:32:202:07:528:1420:59
8:39
#17152
30K
18.64 mi13:59:442:35:168:2027:24
8:49
#17010
20M
20.00 mi14:13:372:49:098:2713:53
10:13
#17505
21M
21.00 mi14:25:153:00:478:3711:38
11:38
#18061
35K
21.75 mi14:33:163:08:488:418:01
10:43
#18424
23M
23.00 mi14:46:553:22:278:4813:39
10:54
#18883
24M
24.00 mi14:58:423:34:148:5611:47
11:47
#19436
40K
24.85 mi15:10:193:45:519:0511:37
13:35
#20111
25.2M
25.20 mi15:14:073:49:399:073:48
11:01
#20131
Finish
26.22 mi15:23:093:58:419:079:02
8:52
#20096
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17891115681156816569(Top 58%)11043(Top 69%)11043(Top 196%)
10K6.21 mi3.10 mi17374+51711368+20011368+20016929(Top 60%)11219(Top 70%)11219(Top 199%)
15K9.32 mi3.11 mi17102+27211279+8911279+8916569(Top 58%)11043(Top 69%)11043(Top 196%)
20K12.43 mi3.11 mi17044+5811226+5311226+5316932(Top 60%)11149(Top 69%)11149(Top 198%)
Half13.11 mi0.68 mi17033+1111216+1011216+1017175(Top 60%)11276(Top 70%)11276(Top 200%)
25K15.53 mi2.42 mi17152-11911246-3011246-3018115(Top 64%)11583(Top 72%)11583(Top 205%)
30K18.64 mi3.11 mi17010+14211138+10811138+10816710(Top 59%)10803(Top 67%)10803(Top 191%)
20M20.00 mi1.36 mi17505-49511308-17011308-17021605(Top 76%)12861(Top 80%)12861(Top 228%)
21M21.00 mi1.00 mi18061-55611541-23311541-23322880(Top 81%)13381(Top 83%)13381(Top 237%)
35K21.75 mi0.75 mi18424-36311680-13911680-13923597(Top 83%)13681(Top 85%)13681(Top 242%)
23M23.00 mi1.25 mi18883-45911846-16611846-16622995(Top 81%)13333(Top 83%)13333(Top 236%)
24M24.00 mi1.00 mi19436-55312057-21112057-21125373(Top 89%)14492(Top 90%)14492(Top 257%)
40K24.85 mi0.85 mi20111-67512332-27512332-27526839(Top 94%)15201(Top 94%)15201(Top 269%)
25.2M25.20 mi0.35 mi20131-2012335-312335-320674(Top 73%)12121(Top 75%)12121(Top 215%)
Finish26.22 mi1.02 mi20096+3512311+2412311+2418357(Top 65%)11047(Top 69%)11047(Top 196%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

16569

Males

11043

M18-39

11043

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

16929

Males

11219

M18-39

11219

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

16569

Males

11043

M18-39

11043

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

16932

Males

11149

M18-39

11149

20K→Half

12.4 - 13.1 mi

Top 60%
×2stories
+19ft-37ft

Overall

17175

Males

11276

M18-39

11276

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

18115

Males

11583

M18-39

11583

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

16710

Males

10803

M18-39

10803

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

21605

Males

12861

M18-39

12861

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

22880

Males

13381

M18-39

13381

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

23597

Males

13681

M18-39

13681

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

22995

Males

13333

M18-39

13333

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

25373

Males

14492

M18-39

14492

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26839

Males

15201

M18-39

15201

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

20674

Males

12121

M18-39

12121

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

18357

Males

11047

M18-39

11047

Passing Analysis

Category:
Athletes Passed
1857
Passed By
4062
Net Change
-2205
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17891
5K → 10K61699+517#17891#17374
10K → 15K36290+272#17374#17102
15K → 20K220162+58#17102#17044
20K → Half4332+11#17044#17033
Half → 25K123242-119#17033#17152
25K → 30K285143+142#17152#17010
30K → 20M28523-495#17010#17505
20M → 21M14570-556#17505#18061
21M → 35K14377-363#18061#18424
35K → 23M36495-459#18424#18883
23M → 24M6559-553#18883#19436
24M → 40K6681-675#19436#20111
40K → 25.2M2242-20#20111#20131
25.2M → Finish8247+35#20131#20096
TOTALS18574062-2205
📊

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