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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Daniel O’brien

Bib: 29750 •M •Age: N/A

VA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M40-44)
#0 / 2198
Race Day Weather
51°/41°F
overcast clouds
Personalized for Daniel

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 8:46/mi at mile 6.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · Shareable report

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
29:36
3.11 mi
Rank: #24556
Start → 5K
29:36 | 9:32/mi
10K
56:49
6.21 mi
Rank: #23342 (+1214)
5K → 10K
27:13 | 8:46/mi
15K
1:24:36
9.32 mi
Rank: #23030 (+312)
10K → 15K
27:47 | 8:57/mi
20K
1:53:44
12.43 mi
Rank: #23158 (-128)
15K → 20K
29:08 | 9:23/mi
HALF
1:59:47
13.11 mi
Rank: #23108 (+50)
20K → HALF
6:03 | 8:53/mi
25K
2:22:51
15.53 mi
Rank: #23084 (+24)
HALF → 25K
23:04 | 9:31/mi
30K
2:56:14
18.64 mi
Rank: #23499 (-415)
25K → 30K
33:23 | 10:45/mi
20M
3:10:23
20.00 mi
Rank: #23496 (+3)
30K → 20M
14:09 | 10:26/mi
21M
3:21:08
21.00 mi
Rank: #23419 (+77)
20M → 21M
10:45 | 10:45/mi
35K
3:28:41
21.75 mi
Rank: #23399 (+20)
21M → 35K
7:33 | 10:06/mi
23M
3:41:30
23.00 mi
Rank: #23336 (+63)
35K → 23M
12:49 | 10:15/mi
24M
3:52:27
24.00 mi
Rank: #23435 (-99)
23M → 24M
10:57 | 10:57/mi
40K
4:01:42
24.85 mi
Rank: #23438 (-3)
24M → 40K
9:15 | 10:50/mi
25.2M
4:05:45
25.20 mi
Rank: #23446 (-8)
40K → 25.2M
4:03 | 11:45/mi
FINISH
4:15:48
26.22 mi
Rank: #23418 (+28)
25.2M → FINISH
10:03 | 9:52/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:59:47
Pace9:09 /mi
2nd Half
Distance13.11 mi
Time2:16:01
Pace10:23 /mi
📊Positive Split: 13.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:5729:369:3229:36
9:32
-
10K
6.21 mi12:21:1056:499:0927:13
8:46
-0:46
15K
9.32 mi12:48:571:24:369:0527:47
8:57
+0:11
20K
12.43 mi13:18:051:53:449:1029:08
9:23
+0:26
HALF
13.11 mi13:24:081:59:479:096:03
8:53
-0:30
25K
15.53 mi13:47:122:22:519:1223:04
9:31
+0:38
30K
18.64 mi14:20:352:56:149:2833:23
10:45
+1:14
20M
20.00 mi14:34:443:10:239:3214:09
10:26
-0:19
21M
21.00 mi14:45:293:21:089:3510:45
10:45
+0:19
35K
21.75 mi14:53:023:28:419:367:33
10:06
-0:39
23M
23.00 mi15:05:513:41:309:3812:49
10:15
+0:09
24M
24.00 mi15:16:483:52:279:4210:57
10:57
+0:42
40K
24.85 mi15:26:034:01:429:449:15
10:50
-0:07
25.2M
25.20 mi15:30:064:05:459:464:03
11:45
+0:55
FINISH
26.22 mi15:40:094:15:489:4610:03
9:52
-1:53

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:46 /mi

Average Pace

9:46 /mi

Slowest Pace

11:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:22:51

56% of race

Time at Steady Pace

44:34

17% of race

Time at Slower Pace

1:08:23

27% of race

Average Pace: 9:45 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:53:5729:369:3229:36
9:32
#24556
10K
6.21 mi12:21:1056:499:0927:13
8:46
#23342
15K
9.32 mi12:48:571:24:369:0527:47
8:57
#23030
20K
12.43 mi13:18:051:53:449:1029:08
9:23
#23158
HALF
13.11 mi13:24:081:59:479:096:03
8:53
#23108
25K
15.53 mi13:47:122:22:519:1223:04
9:31
#23084
30K
18.64 mi14:20:352:56:149:2833:23
10:45
#23499
20M
20.00 mi14:34:443:10:239:3214:09
10:26
#23496
21M
21.00 mi14:45:293:21:089:3510:45
10:45
#23419
35K
21.75 mi14:53:023:28:419:367:33
10:06
#23399
23M
23.00 mi15:05:513:41:309:3812:49
10:15
#23336
24M
24.00 mi15:16:483:52:279:4210:57
10:57
#23435
40K
24.85 mi15:26:034:01:429:449:15
10:50
#23438
25.2M
25.20 mi15:30:064:05:459:464:03
11:45
#23446
FINISH
26.22 mi15:40:094:15:489:4610:03
9:52
#23418
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi24556145011450122405(Top 77%)13485(Top 83%)13485(Top 614%)
10K6.21 mi3.10 mi23342+121413915+58613915+58621712(Top 75%)13117(Top 80%)13117(Top 597%)
15K9.32 mi3.11 mi23030+31213777+13813777+13822405(Top 77%)13485(Top 83%)13485(Top 614%)
20K12.43 mi3.11 mi23158-12813812-3513812-3523356(Top 80%)13892(Top 85%)13892(Top 632%)
HALF13.11 mi0.68 mi23108+5013792+2013792+2022170(Top 76%)13365(Top 82%)13365(Top 608%)
25K15.53 mi2.42 mi23084+2413783+913783+923046(Top 79%)13731(Top 84%)13731(Top 625%)
30K18.64 mi3.11 mi23499-41513943-16013943-16024826(Top 86%)14448(Top 88%)14448(Top 657%)
20M20.00 mi1.36 mi23496+313927+1613927+1623630(Top 81%)13835(Top 85%)13835(Top 629%)
21M21.00 mi1.00 mi23419+7713875+5213875+5222524(Top 78%)13278(Top 81%)13278(Top 604%)
35K21.75 mi0.75 mi23399+2013858+1713858+1723389(Top 81%)13648(Top 84%)13648(Top 621%)
23M23.00 mi1.25 mi23336+6313818+4013818+4022763(Top 78%)13281(Top 81%)13281(Top 604%)
24M24.00 mi1.00 mi23435-9913859-4113859-4125002(Top 86%)14304(Top 88%)14304(Top 651%)
40K24.85 mi0.85 mi23438-313850+913850+923865(Top 82%)13716(Top 84%)13716(Top 624%)
25.2M25.20 mi0.35 mi23446-813847+313847+323955(Top 83%)13745(Top 84%)13745(Top 625%)
FINISH26.22 mi1.02 mi23418+2813822+2513822+2523463(Top 81%)13530(Top 83%)13530(Top 616%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21
+97ft-345ft

Overall

22405

Males

13485

M40-44

13485

5K→10K

3.1 - 6.2 mi

Top 75%
×5
+79ft-138ft

Overall

21712

Males

13117

M40-44

13117

10K→15K

6.2 - 9.3 mi

Top 77%
×3
+67ft-78ft

Overall

22405

Males

13485

M40-44

13485

15K→20K

9.3 - 12.4 mi

Top 80%
×5
+106ft-86ft

Overall

23356

Males

13892

M40-44

13892

20K→HALF

12.4 - 13.1 mi

Top 76%
×2
+19ft-37ft

Overall

22170

Males

13365

M40-44

13365

HALF→25K

13.1 - 15.5 mi

Top 79%
×4
+66ft-88ft

Overall

23046

Males

13731

M40-44

13731

25K→30K

15.5 - 18.6 mi

Top 86%
×9
+181ft-148ft

Overall

24826

Males

14448

M40-44

14448

30K→20M

18.6 - 20.0 mi

Top 81%
×5
+64ft-50ft

Overall

23630

Males

13835

M40-44

13835

20M→21M

20.0 - 21.0 mi

Top 78%
×8
+106ft-24ft

Overall

22524

Males

13278

M40-44

13278

21M→35K

21.0 - 21.8 mi

Top 81%
×7
+17ft-86ft

Overall

23389

Males

13648

M40-44

13648

35K→23M

21.8 - 23.0 mi

Top 78%
×5
+23ft-63ft

Overall

22763

Males

13281

M40-44

13281

23M→24M

23.0 - 24.0 mi

Top 86%
×6
+12ft-82ft

Overall

25002

Males

14304

M40-44

14304

24M→40K

24.0 - 24.9 mi

Top 82%
×1
+6ft-20ft

Overall

23865

Males

13716

M40-44

13716

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1
+13ft-16ft

Overall

23955

Males

13745

M40-44

13745

25.2M→FINISH

25.2 - 26.2 mi

Top 81%
×2
+22ft-21ft

Overall

23463

Males

13530

M40-44

13530

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2432*
Passed By
987
Net Change
+1138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24556
5K → 10K1219*5+1214#24556#23342
10K → 15K365*53+312#23342#23030
15K → 20K120200-128#23030#23158
20K → HALF555+50#23158#23108
HALF → 25K148124+24#23108#23084
25K → 30K44200-415#23084#23499
30K → 20M7673+3#23499#23496
20M → 21M10528+77#23496#23419
21M → 35K5939+20#23419#23399
35K → 23M9431+63#23399#23336
23M → 24M29128-99#23336#23435
24M → 40K4649-3#23435#23438
40K → 25.2M1927-8#23438#23446
25.2M → FINISH5325+28#23446#23418
TOTALS2432*987+1138

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

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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