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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Brianna Mitchell

Bib: 12133 •F •Age: N/A

NC

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 33%
Gender (Female)
#0 / 12578
Top 16%
Age Group (F18-39)
#0 / 5716
Top 29%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Brianna

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 · 6:42/mi at mile 3.1

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
20:48
3.11 mi
Rank: #5861
Start → 5K
20:48 | 6:42/mi
10K
42:05
6.21 mi
Rank: #6625 (-764)
5K → 10K
21:17 | 6:52/mi
15K
1:03:31
9.32 mi
Rank: #6992 (-367)
10K → 15K
21:26 | 6:54/mi
20K
1:25:03
12.43 mi
Rank: #7084 (-92)
15K → 20K
21:32 | 6:56/mi
HALF
1:29:44
13.11 mi
Rank: #7115 (-31)
20K → HALF
4:41 | 6:53/mi
25K
1:46:55
15.53 mi
Rank: #7262 (-147)
HALF → 25K
17:11 | 7:06/mi
30K
2:09:53
18.64 mi
Rank: #7480 (-218)
25K → 30K
22:58 | 7:24/mi
20M
2:20:16
20.00 mi
Rank: #7606 (-126)
30K → 20M
10:23 | 7:39/mi
21M
2:28:58
21.00 mi
Rank: #7917 (-311)
20M → 21M
8:42 | 8:42/mi
35K
2:34:37
21.75 mi
Rank: #8002 (-85)
21M → 35K
5:39 | 7:34/mi
23M
2:45:31
23.00 mi
Rank: #8489 (-487)
35K → 23M
10:54 | 8:43/mi
24M
2:53:57
24.00 mi
Rank: #8840 (-351)
23M → 24M
8:26 | 8:26/mi
40K
3:01:17
24.85 mi
Rank: #9076 (-236)
24M → 40K
7:20 | 8:35/mi
25.2M
3:04:26
25.20 mi
Rank: #9176 (-100)
40K → 25.2M
3:09 | 9:09/mi
FINISH
3:12:54
26.22 mi
Rank: #9488 (-312)
25.2M → FINISH
8:28 | 8:19/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:29:44
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:43:10
Pace7:53 /mi
📊Positive Split: 15.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:0120:486:4220:48
6:42
-
10K
6.21 mi11:10:1842:056:4721:17
6:52
+0:10
15K
9.32 mi11:31:441:03:316:4921:26
6:54
+0:02
20K
12.43 mi11:53:161:25:036:5121:32
6:56
+0:02
HALF
13.11 mi11:57:571:29:446:514:41
6:53
-0:03
25K
15.53 mi12:15:081:46:556:5317:11
7:06
+0:13
30K
18.64 mi12:38:062:09:536:5922:58
7:24
+0:18
20M
20.00 mi12:48:292:20:167:0110:23
7:39
+0:15
21M
21.00 mi12:57:112:28:587:068:42
8:42
+1:03
35K
21.75 mi13:02:502:34:377:075:39
7:34
-1:08
23M
23.00 mi13:13:442:45:317:1210:54
8:43
+1:09
24M
24.00 mi13:22:102:53:577:158:26
8:26
-0:17
40K
24.85 mi13:29:303:01:177:187:20
8:35
+0:09
25.2M
25.20 mi13:32:393:04:267:203:09
9:09
+0:34
FINISH
26.22 mi13:41:073:12:547:228:28
8:19
-0:50

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

6:42 /mi

Average Pace

7:22 /mi

Slowest Pace

9:09 /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

1:46:55

55% of race

Time at Steady Pace

39:00

20% of race

Time at Slower Pace

46:59

24% of race

Average Pace: 7:21 /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 mi10:49:0120:486:4220:48
6:42
#5861
10K
6.21 mi11:10:1842:056:4721:17
6:52
#6625
15K
9.32 mi11:31:441:03:316:4921:26
6:54
#6992
20K
12.43 mi11:53:161:25:036:5121:32
6:56
#7084
HALF
13.11 mi11:57:571:29:446:514:41
6:53
#7115
25K
15.53 mi12:15:081:46:556:5317:11
7:06
#7262
30K
18.64 mi12:38:062:09:536:5922:58
7:24
#7480
20M
20.00 mi12:48:292:20:167:0110:23
7:39
#7606
21M
21.00 mi12:57:112:28:587:068:42
8:42
#7917
35K
21.75 mi13:02:502:34:377:075:39
7:34
#8002
23M
23.00 mi13:13:442:45:317:1210:54
8:43
#8489
24M
24.00 mi13:22:102:53:577:158:26
8:26
#8840
40K
24.85 mi13:29:303:01:177:187:20
8:35
#9076
25.2M
25.20 mi13:32:393:04:267:203:09
9:09
#9176
FINISH
26.22 mi13:41:073:12:547:228:28
8:19
#9488
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 mi58614884887807(Top 27%)1051(Top 8%)1051(Top 18%)
10K6.21 mi3.10 mi6625-764671-183671-1837497(Top 26%)936(Top 7%)936(Top 16%)
15K9.32 mi3.11 mi6992-367787-116787-1167807(Top 27%)1051(Top 8%)1051(Top 18%)
20K12.43 mi3.11 mi7084-92825-38825-387369(Top 25%)937(Top 7%)937(Top 16%)
HALF13.11 mi0.68 mi7115-31833-8833-87802(Top 27%)1084(Top 9%)1084(Top 19%)
25K15.53 mi2.42 mi7262-147882-49882-498051(Top 28%)1251(Top 10%)1251(Top 22%)
30K18.64 mi3.11 mi7480-218972-90972-908815(Top 30%)1729(Top 14%)1729(Top 30%)
20M20.00 mi1.36 mi7606-1261022-501022-5010180(Top 35%)2479(Top 20%)2479(Top 43%)
21M21.00 mi1.00 mi7917-3111165-1431165-14314378(Top 50%)4777(Top 38%)4777(Top 84%)
35K21.75 mi0.75 mi8002-851214-491214-4911260(Top 39%)3126(Top 25%)3126(Top 55%)
23M23.00 mi1.25 mi8489-4871449-2351449-23516961(Top 58%)6405(Top 51%)6405(Top 112%)
24M24.00 mi1.00 mi8840-3511632-1831632-18316499(Top 57%)6178(Top 49%)6178(Top 108%)
40K24.85 mi0.85 mi9076-2361754-1221754-12216146(Top 56%)6040(Top 48%)6040(Top 106%)
25.2M25.20 mi0.35 mi9176-1001811-571811-5715453(Top 53%)5653(Top 45%)5653(Top 99%)
FINISH26.22 mi1.02 mi9488-3121979-1681979-16817096(Top 59%)6560(Top 52%)6560(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21
+97ft-345ft

Overall

7807

Females

1051

F18-39

1051

5K→10K

3.1 - 6.2 mi

Top 26%
×5
+79ft-138ft

Overall

7497

Females

936

F18-39

936

10K→15K

6.2 - 9.3 mi

Top 27%
×3
+67ft-78ft

Overall

7807

Females

1051

F18-39

1051

15K→20K

9.3 - 12.4 mi

Top 25%
×5
+106ft-86ft

Overall

7369

Females

937

F18-39

937

20K→HALF

12.4 - 13.1 mi

Top 27%
×2
+19ft-37ft

Overall

7802

Females

1084

F18-39

1084

HALF→25K

13.1 - 15.5 mi

Top 28%
×4
+66ft-88ft

Overall

8051

Females

1251

F18-39

1251

25K→30K

15.5 - 18.6 mi

Top 30%
×9
+181ft-148ft

Overall

8815

Females

1729

F18-39

1729

30K→20M

18.6 - 20.0 mi

Top 35%
×5
+64ft-50ft

Overall

10180

Females

2479

F18-39

2479

20M→21M

20.0 - 21.0 mi

Top 50%
×8
+106ft-24ft

Overall

14378

Females

4777

F18-39

4777

21M→35K

21.0 - 21.8 mi

Top 39%
×7
+17ft-86ft

Overall

11260

Females

3126

F18-39

3126

35K→23M

21.8 - 23.0 mi

Top 58%
×5
+23ft-63ft

Overall

16961

Females

6405

F18-39

6405

23M→24M

23.0 - 24.0 mi

Top 57%
×6
+12ft-82ft

Overall

16499

Females

6178

F18-39

6178

24M→40K

24.0 - 24.9 mi

Top 56%
×1
+6ft-20ft

Overall

16146

Females

6040

F18-39

6040

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1
+13ft-16ft

Overall

15453

Females

5653

F18-39

5653

25.2M→FINISH

25.2 - 26.2 mi

Top 59%
×2
+22ft-21ft

Overall

17096

Females

6560

F18-39

6560

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
555
Passed By
2439
Net Change
-3627
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5861
5K → 10K37200-764#5861#6625
10K → 15K42200-367#6625#6992
15K → 20K136200-92#6992#7084
20K → HALF1546-31#7084#7115
HALF → 25K70200-147#7115#7262
25K → 30K75200-218#7262#7480
30K → 20M43169-126#7480#7606
20M → 21M16200-311#7606#7917
21M → 35K27112-85#7917#8002
35K → 23M21200-487#8002#8489
23M → 24M22200-351#8489#8840
24M → 40K15200-236#8840#9076
40K → 25.2M12112-100#9076#9176
25.2M → FINISH24200-312#9176#9488
TOTALS5552439-3627
📊

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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