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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Katelyn O'Brien

Bib: 30512 β€’F β€’Age: N/A

MA

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0:00
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
Race Day Weather
51Β°/41Β°F
overcast clouds
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Race Performance Report

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  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
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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
29:07
3.11 mi
Rank: #24045
Start β†’ 5K
29:07 | 9:23/mi
10K
58:58
6.21 mi
Rank: #24494 (-449)
5K β†’ 10K
29:51 | 9:37/mi
15K
1:28:49
9.32 mi
Rank: #24573 (-79)
10K β†’ 15K
29:51 | 9:37/mi
20K
1:59:11
12.43 mi
Rank: #24577 (-4)
15K β†’ 20K
30:22 | 9:47/mi
HALF
2:05:51
13.11 mi
Rank: #24604 (-27)
20K β†’ HALF
6:40 | 9:47/mi
25K
2:30:23
15.53 mi
Rank: #24601 (+3)
HALF β†’ 25K
24:32 | 10:07/mi
30K
3:04:10
18.64 mi
Rank: #24702 (-101)
25K β†’ 30K
33:47 | 10:53/mi
20M
3:18:49
20.00 mi
Rank: #24675 (+27)
30K β†’ 20M
14:39 | 10:48/mi
21M
3:30:16
21.00 mi
Rank: #24641 (+34)
20M β†’ 21M
11:27 | 11:27/mi
35K
3:38:09
21.75 mi
Rank: #24619 (+22)
21M β†’ 35K
7:53 | 10:33/mi
23M
3:51:52
23.00 mi
Rank: #24601 (+18)
35K β†’ 23M
13:43 | 10:58/mi
24M
4:02:59
24.00 mi
Rank: #24641 (-40)
23M β†’ 24M
11:07 | 11:07/mi
40K
4:12:55
24.85 mi
Rank: #24683 (-42)
24M β†’ 40K
9:56 | 11:38/mi
25.2M
4:16:59
25.20 mi
Rank: #24676 (+7)
40K β†’ 25.2M
4:04 | 11:48/mi
FINISH
4:27:24
26.22 mi
Rank: #24670 (+6)
25.2M β†’ FINISH
10:25 | 10:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:05:51
Pace9:37 /mi
2nd Half
Distance13.11 mi
Time2:21:33
Pace10:48 /mi
πŸ“ŠPositive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:1929:079:2329:07
9:23
-
10K
6.21 mi12:25:1058:589:3029:51
9:37
+0:14
15K
9.32 mi12:55:011:28:499:3229:51
9:37
0:00
20K
12.43 mi13:25:231:59:119:3630:22
9:47
+0:10
HALF
13.11 mi13:32:032:05:519:376:40
9:47
0:00
25K
15.53 mi13:56:352:30:239:4124:32
10:07
+0:20
30K
18.64 mi14:30:223:04:109:5333:47
10:53
+0:46
20M
20.00 mi14:45:013:18:499:5714:39
10:48
-0:05
21M
21.00 mi14:56:283:30:1610:0111:27
11:27
+0:39
35K
21.75 mi15:04:213:38:0910:027:53
10:33
-0:54
23M
23.00 mi15:18:043:51:5210:0513:43
10:58
+0:25
24M
24.00 mi15:29:114:02:5910:0811:07
11:07
+0:09
40K
24.85 mi15:39:074:12:5510:119:56
11:38
+0:31
25.2M
25.20 mi15:43:114:16:5910:124:04
11:48
+0:10
FINISH
26.22 mi15:53:364:27:2410:1310:25
10:14
-1:34

Checkpoint Splits Visualizations

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

πŸ“ˆPace 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

9:23 /mi

Average Pace

10:12 /mi

Slowest Pace

11:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:30:23

56% of race

Time at Steady Pace

1:06:44

25% of race

Time at Slower Pace

50:17

19% of race

Average Pace: 10:12 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:55:1929:079:2329:07
9:23
#24045
10K
6.21 mi12:25:1058:589:3029:51
9:37
#24494
15K
9.32 mi12:55:011:28:499:3229:51
9:37
#24573
20K
12.43 mi13:25:231:59:119:3630:22
9:47
#24577
HALF
13.11 mi13:32:032:05:519:376:40
9:47
#24604
25K
15.53 mi13:56:352:30:239:4124:32
10:07
#24601
30K
18.64 mi14:30:223:04:109:5333:47
10:53
#24702
20M
20.00 mi14:45:013:18:499:5714:39
10:48
#24675
21M
21.00 mi14:56:283:30:1610:0111:27
11:27
#24641
35K
21.75 mi15:04:213:38:0910:027:53
10:33
#24619
23M
23.00 mi15:18:043:51:5210:0513:43
10:58
#24601
24M
24.00 mi15:29:114:02:5910:0811:07
11:07
#24641
40K
24.85 mi15:39:074:12:5510:119:56
11:38
#24683
25.2M
25.20 mi15:43:114:16:5910:124:04
11:48
#24676
FINISH
26.22 mi15:53:364:27:2410:1310:25
10:14
#24670
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi240459686968624723(Top 85%)10035(Top 80%)10035(Top 176%)
10K6.21 mi3.10 mi24494-4499914-2289914-22824868(Top 86%)10107(Top 80%)10107(Top 177%)
15K9.32 mi3.11 mi24573-799951-379951-3724723(Top 85%)10035(Top 80%)10035(Top 176%)
20K12.43 mi3.11 mi24577-49955-49955-424494(Top 84%)9934(Top 79%)9934(Top 174%)
HALF13.11 mi0.68 mi24604-279970-159970-1525111(Top 87%)10276(Top 82%)10276(Top 180%)
25K15.53 mi2.42 mi24601+39985-159985-1524565(Top 85%)10009(Top 80%)10009(Top 175%)
30K18.64 mi3.11 mi24702-10110058-7310058-7325098(Top 86%)10420(Top 83%)10420(Top 182%)
20M20.00 mi1.36 mi24675+2710061-310061-324488(Top 84%)10182(Top 81%)10182(Top 178%)
21M21.00 mi1.00 mi24641+3410065-410065-424093(Top 83%)10028(Top 80%)10028(Top 175%)
35K21.75 mi0.75 mi24619+2210060+510060+524387(Top 84%)10192(Top 81%)10192(Top 178%)
23M23.00 mi1.25 mi24601+1810066-610066-624420(Top 84%)10270(Top 82%)10270(Top 180%)
24M24.00 mi1.00 mi24641-4010101-3510101-3525341(Top 87%)10772(Top 86%)10772(Top 188%)
40K24.85 mi0.85 mi24683-4210143-4210143-4225300(Top 87%)10791(Top 86%)10791(Top 189%)
25.2M25.20 mi0.35 mi24676+710145-210145-224098(Top 83%)10191(Top 81%)10191(Top 178%)
FINISH26.22 mi1.02 mi24670+610158-1310158-1324444(Top 84%)10344(Top 82%)10344(Top 181%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
Γ—21
+97ft-345ft

Overall

24723

Females

10035

F18-39

10035

5K→10K

3.1 - 6.2 mi

Top 86%
Γ—5
+79ft-138ft

Overall

24868

Females

10107

F18-39

10107

10K→15K

6.2 - 9.3 mi

Top 85%
Γ—3
+67ft-78ft

Overall

24723

Females

10035

F18-39

10035

15K→20K

9.3 - 12.4 mi

Top 84%
Γ—5
+106ft-86ft

Overall

24494

Females

9934

F18-39

9934

20K→HALF

12.4 - 13.1 mi

Top 87%
Γ—2
+19ft-37ft

Overall

25111

Females

10276

F18-39

10276

HALF→25K

13.1 - 15.5 mi

Top 85%
Γ—4
+66ft-88ft

Overall

24565

Females

10009

F18-39

10009

25K→30K

15.5 - 18.6 mi

Top 86%
Γ—9
+181ft-148ft

Overall

25098

Females

10420

F18-39

10420

30K→20M

18.6 - 20.0 mi

Top 84%
Γ—5
+64ft-50ft

Overall

24488

Females

10182

F18-39

10182

20M→21M

20.0 - 21.0 mi

Top 83%
Γ—8
+106ft-24ft

Overall

24093

Females

10028

F18-39

10028

21M→35K

21.0 - 21.8 mi

Top 84%
Γ—7
+17ft-86ft

Overall

24387

Females

10192

F18-39

10192

35K→23M

21.8 - 23.0 mi

Top 84%
Γ—5
+23ft-63ft

Overall

24420

Females

10270

F18-39

10270

23M→24M

23.0 - 24.0 mi

Top 87%
Γ—6
+12ft-82ft

Overall

25341

Females

10772

F18-39

10772

24M→40K

24.0 - 24.9 mi

Top 87%
Γ—1
+6ft-20ft

Overall

25300

Females

10791

F18-39

10791

40K→25.2M

24.9 - 25.2 mi

Top 83%
Γ—1
+13ft-16ft

Overall

24098

Females

10191

F18-39

10191

25.2M→FINISH

25.2 - 26.2 mi

Top 84%
Γ—2
+22ft-21ft

Overall

24444

Females

10344

F18-39

10344

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
906
Passed By
1202
Net Change
-625
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#24045
5K β†’ 10K79200-449#24045#24494
10K β†’ 15K97176-79#24494#24573
15K β†’ 20K129133-4#24573#24577
20K β†’ HALF1239-27#24577#24604
HALF β†’ 25K10299+3#24604#24601
25K β†’ 30K100200-101#24601#24702
30K β†’ 20M8053+27#24702#24675
20M β†’ 21M6935+34#24675#24641
21M β†’ 35K4624+22#24641#24619
35K β†’ 23M6345+18#24619#24601
23M β†’ 24M2969-40#24601#24641
24M β†’ 40K3678-42#24641#24683
40K β†’ 25.2M2619+7#24683#24676
25.2M β†’ FINISH3832+6#24676#24670
TOTALS9061202-625
πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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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