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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jamie O'Brien

Bib: 14541 •F •Age: N/A

GA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F45-49)
#0 / 1786
Race Day Weather
51°/41°F
overcast clouds

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
23:59
3.11 mi
Rank: #14757
Start → 5K
23:59 | 7:44/mi
10K
48:08
6.21 mi
Rank: #15050 (-293)
5K → 10K
24:09 | 7:47/mi
15K
1:12:46
9.32 mi
Rank: #15483 (-433)
10K → 15K
24:38 | 7:56/mi
20K
1:38:41
12.43 mi
Rank: #16370 (-887)
15K → 20K
25:55 | 8:21/mi
HALF
1:44:30
13.11 mi
Rank: #16613 (-243)
20K → HALF
5:49 | 8:32/mi
25K
2:06:01
15.53 mi
Rank: #17353 (-740)
HALF → 25K
21:31 | 8:53/mi
30K
2:36:01
18.64 mi
Rank: #18457 (-1104)
25K → 30K
30:00 | 9:40/mi
20M
2:50:58
20.00 mi
Rank: #19274 (-817)
30K → 20M
14:57 | 11:01/mi
21M
3:02:15
21.00 mi
Rank: #19704 (-430)
20M → 21M
11:17 | 11:17/mi
35K
3:09:27
21.75 mi
Rank: #19821 (-117)
21M → 35K
7:12 | 9:38/mi
23M
3:22:18
23.00 mi
Rank: #20125 (-304)
35K → 23M
12:51 | 10:17/mi
24M
3:32:25
24.00 mi
Rank: #20309 (-184)
23M → 24M
10:07 | 10:07/mi
40K
3:41:03
24.85 mi
Rank: #20401 (-92)
24M → 40K
8:38 | 10:06/mi
25.2M
3:44:49
25.20 mi
Rank: #20449 (-48)
40K → 25.2M
3:46 | 10:56/mi
FINISH
3:54:33
26.22 mi
Rank: #20578 (-129)
25.2M → FINISH
9:44 | 9:34/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:44:30
Pace7:59 /mi
2nd Half
Distance13.11 mi
Time2:10:03
Pace9:56 /mi
📊Positive Split: 24.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:1823:597:4423:59
7:44
-
10K
6.21 mi11:18:2748:087:4524:09
7:47
+0:03
15K
9.32 mi11:43:051:12:467:4924:38
7:56
+0:09
20K
12.43 mi12:09:001:38:417:5725:55
8:21
+0:25
HALF
13.11 mi12:14:491:44:307:595:49
8:32
+0:11
25K
15.53 mi12:36:202:06:018:0721:31
8:53
+0:21
30K
18.64 mi13:06:202:36:018:2330:00
9:40
+0:47
20M
20.00 mi13:21:172:50:588:3314:57
11:01
+1:21
21M
21.00 mi13:32:343:02:158:4111:17
11:17
+0:16
35K
21.75 mi13:39:463:09:278:437:12
9:38
-1:39
23M
23.00 mi13:52:373:22:188:4812:51
10:17
+0:39
24M
24.00 mi14:02:443:32:258:5210:07
10:07
-0:10
40K
24.85 mi14:11:223:41:038:548:38
10:06
-0:01
25.2M
25.20 mi14:15:083:44:498:563:46
10:56
+0:50
FINISH
26.22 mi14:24:523:54:338:589:44
9:34
-1:22

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

7:44 /mi

Average Pace

8:57 /mi

Slowest Pace

11:17 /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

2:06:01

54% of race

Time at Steady Pace

1:05:41

28% of race

Time at Slower Pace

42:51

18% of race

Average Pace: 8:57 /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 mi10:54:1823:597:4423:59
7:44
#14757
10K
6.21 mi11:18:2748:087:4524:09
7:47
#15050
15K
9.32 mi11:43:051:12:467:4924:38
7:56
#15483
20K
12.43 mi12:09:001:38:417:5725:55
8:21
#16370
HALF
13.11 mi12:14:491:44:307:595:49
8:32
#16613
25K
15.53 mi12:36:202:06:018:0721:31
8:53
#17353
30K
18.64 mi13:06:202:36:018:2330:00
9:40
#18457
20M
20.00 mi13:21:172:50:588:3314:57
11:01
#19274
21M
21.00 mi13:32:343:02:158:4111:17
11:17
#19704
35K
21.75 mi13:39:463:09:278:437:12
9:38
#19821
23M
23.00 mi13:52:373:22:188:4812:51
10:17
#20125
24M
24.00 mi14:02:443:32:258:5210:07
10:07
#20309
40K
24.85 mi14:11:223:41:038:548:38
10:06
#20401
25.2M
25.20 mi14:15:083:44:498:563:46
10:56
#20449
FINISH
26.22 mi14:24:523:54:338:589:44
9:34
#20578
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi147574529452916463(Top 57%)5602(Top 45%)5602(Top 314%)
10K6.21 mi3.10 mi15050-2934756-2274756-22715410(Top 53%)4959(Top 39%)4959(Top 278%)
15K9.32 mi3.11 mi15483-4335036-2805036-28016463(Top 57%)5602(Top 45%)5602(Top 314%)
20K12.43 mi3.11 mi16370-8875563-5275563-52718376(Top 63%)6733(Top 54%)6733(Top 377%)
HALF13.11 mi0.68 mi16613-2435706-1435706-14320500(Top 71%)7862(Top 63%)7862(Top 440%)
25K15.53 mi2.42 mi17353-7406132-4266132-42620586(Top 71%)7964(Top 63%)7964(Top 446%)
30K18.64 mi3.11 mi18457-11046800-6686800-66822128(Top 76%)8829(Top 70%)8829(Top 494%)
20M20.00 mi1.36 mi19274-8177276-4767276-47624935(Top 86%)10401(Top 83%)10401(Top 582%)
21M21.00 mi1.00 mi19704-4307535-2597535-25923724(Top 82%)9824(Top 78%)9824(Top 550%)
35K21.75 mi0.75 mi19821-1177602-677602-6722146(Top 76%)9022(Top 72%)9022(Top 505%)
23M23.00 mi1.25 mi20125-3047774-1727774-17222835(Top 79%)9432(Top 75%)9432(Top 528%)
24M24.00 mi1.00 mi20309-1847882-1087882-10823135(Top 80%)9619(Top 76%)9619(Top 539%)
40K24.85 mi0.85 mi20401-927944-627944-6222210(Top 77%)9207(Top 73%)9207(Top 516%)
25.2M25.20 mi0.35 mi20449-487976-327976-3222190(Top 76%)9175(Top 73%)9175(Top 514%)
FINISH26.22 mi1.02 mi20578-1298050-748050-7422525(Top 78%)9347(Top 74%)9347(Top 523%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21
+97ft-345ft

Overall

16463

Females

5602

F45-49

5602

5K→10K

3.1 - 6.2 mi

Top 53%
×5
+79ft-138ft

Overall

15410

Females

4959

F45-49

4959

10K→15K

6.2 - 9.3 mi

Top 57%
×3
+67ft-78ft

Overall

16463

Females

5602

F45-49

5602

15K→20K

9.3 - 12.4 mi

Top 63%
×5
+106ft-86ft

Overall

18376

Females

6733

F45-49

6733

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20500

Females

7862

F45-49

7862

HALF→25K

13.1 - 15.5 mi

Top 71%
×4
+66ft-88ft

Overall

20586

Females

7964

F45-49

7964

25K→30K

15.5 - 18.6 mi

Top 76%
×9
+181ft-148ft

Overall

22128

Females

8829

F45-49

8829

30K→20M

18.6 - 20.0 mi

Top 86%
×5
+64ft-50ft

Overall

24935

Females

10401

F45-49

10401

20M→21M

20.0 - 21.0 mi

Top 82%
×8
+106ft-24ft

Overall

23724

Females

9824

F45-49

9824

21M→35K

21.0 - 21.8 mi

Top 76%
×7
+17ft-86ft

Overall

22146

Females

9022

F45-49

9022

35K→23M

21.8 - 23.0 mi

Top 79%
×5
+23ft-63ft

Overall

22835

Females

9432

F45-49

9432

23M→24M

23.0 - 24.0 mi

Top 80%
×6
+12ft-82ft

Overall

23135

Females

9619

F45-49

9619

24M→40K

24.0 - 24.9 mi

Top 77%
×1
+6ft-20ft

Overall

22210

Females

9207

F45-49

9207

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1
+13ft-16ft

Overall

22190

Females

9175

F45-49

9175

25.2M→FINISH

25.2 - 26.2 mi

Top 78%
×2
+22ft-21ft

Overall

22525

Females

9347

F45-49

9347

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
546
Passed By
2473
Net Change
-5821
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14757
5K → 10K182200-293#14757#15050
10K → 15K93200-433#15050#15483
15K → 20K28200-887#15483#16370
20K → HALF5200-243#16370#16613
HALF → 25K31200-740#16613#17353
25K → 30K40200-1104#17353#18457
30K → 20M9200-817#18457#19274
20M → 21M23200-430#19274#19704
21M → 35K22139-117#19704#19821
35K → 23M23200-304#19821#20125
23M → 24M25200-184#20125#20309
24M → 40K26118-92#20309#20401
40K → 25.2M1563-48#20401#20449
25.2M → FINISH24153-129#20449#20578
TOTALS5462473-5821
📊

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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