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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Brianna Mazzei

Bib: 17268 •F •Age: N/A

GA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 48%
Gender (Female)
#0 / 12578
Top 35%
Age Group (F18-39)
#0 / 5716
Race Day Weather
51°/41°F
overcast clouds
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Race Performance Report

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  • Finish time optimization
  • 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
23:51
3.11 mi
Rank: #14348
Start → 5K
23:51 | 7:41/mi
10K
47:20
6.21 mi
Rank: #13893 (+455)
5K → 10K
23:29 | 7:34/mi
15K
1:11:04
9.32 mi
Rank: #13878 (+15)
10K → 15K
23:44 | 7:39/mi
20K
1:35:21
12.43 mi
Rank: #14067 (-189)
15K → 20K
24:17 | 7:49/mi
HALF
1:40:35
13.11 mi
Rank: #14072 (-5)
20K → HALF
5:14 | 7:41/mi
25K
1:59:43
15.53 mi
Rank: #14121 (-49)
HALF → 25K
19:08 | 7:54/mi
30K
2:24:58
18.64 mi
Rank: #14173 (-52)
25K → 30K
25:15 | 8:08/mi
20M
2:36:00
20.00 mi
Rank: #14109 (+64)
30K → 20M
11:02 | 8:08/mi
21M
2:44:33
21.00 mi
Rank: #14035 (+74)
20M → 21M
8:33 | 8:33/mi
35K
2:50:18
21.75 mi
Rank: #13950 (+85)
21M → 35K
5:45 | 7:42/mi
23M
3:00:28
23.00 mi
Rank: #13896 (+54)
35K → 23M
10:10 | 8:08/mi
24M
3:08:29
24.00 mi
Rank: #13883 (+13)
23M → 24M
8:01 | 8:01/mi
40K
3:15:35
24.85 mi
Rank: #13897 (-14)
24M → 40K
7:06 | 8:19/mi
25.2M
3:18:38
25.20 mi
Rank: #13889 (+8)
40K → 25.2M
3:03 | 8:51/mi
FINISH
3:26:43
26.22 mi
Rank: #13928 (-39)
25.2M → FINISH
8:05 | 7:56/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:35
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:46:08
Pace8:06 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:3123:517:4123:51
7:41
-
10K
6.21 mi11:49:0047:207:3823:29
7:34
-0:07
15K
9.32 mi12:12:441:11:047:3823:44
7:39
+0:05
20K
12.43 mi12:37:011:35:217:4124:17
7:49
+0:10
HALF
13.11 mi12:42:151:40:357:415:14
7:41
-0:08
25K
15.53 mi13:01:231:59:437:4319:08
7:54
+0:13
30K
18.64 mi13:26:382:24:587:4725:15
8:08
+0:14
20M
20.00 mi13:37:402:36:007:4911:02
8:08
0:00
21M
21.00 mi13:46:132:44:337:518:33
8:33
+0:25
35K
21.75 mi13:51:582:50:187:505:45
7:42
-0:51
23M
23.00 mi14:02:083:00:287:5110:10
8:08
+0:26
24M
24.00 mi14:10:093:08:297:528:01
8:01
-0:07
40K
24.85 mi14:17:153:15:357:537:06
8:19
+0:18
25.2M
25.20 mi14:20:183:18:387:533:03
8:51
+0:32
FINISH
26.22 mi14:28:233:26:437:548:05
7:56
-0:55

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

7:34 /mi

Average Pace

7:53 /mi

Slowest Pace

8:51 /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

3:15:07

94% of race

Time at Steady Pace

11:36

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:53 /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 mi11:25:3123:517:4123:51
7:41
#14348
10K
6.21 mi11:49:0047:207:3823:29
7:34
#13893
15K
9.32 mi12:12:441:11:047:3823:44
7:39
#13878
20K
12.43 mi12:37:011:35:217:4124:17
7:49
#14067
HALF
13.11 mi12:42:151:40:357:415:14
7:41
#14072
25K
15.53 mi13:01:231:59:437:4319:08
7:54
#14121
30K
18.64 mi13:26:382:24:587:4725:15
8:08
#14173
20M
20.00 mi13:37:402:36:007:4911:02
8:08
#14109
21M
21.00 mi13:46:132:44:337:518:33
8:33
#14035
35K
21.75 mi13:51:582:50:187:505:45
7:42
#13950
23M
23.00 mi14:02:083:00:287:5110:10
8:08
#13896
24M
24.00 mi14:10:093:08:297:528:01
8:01
#13883
40K
24.85 mi14:17:153:15:357:537:06
8:19
#13897
25.2M
25.20 mi14:20:183:18:387:533:03
8:51
#13889
FINISH
26.22 mi14:28:233:26:437:548:05
7:56
#13928
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 mi143484282428214019(Top 48%)4145(Top 33%)4145(Top 73%)
10K6.21 mi3.10 mi13893+4554030+2524030+25213471(Top 46%)3814(Top 30%)3814(Top 67%)
15K9.32 mi3.11 mi13878+154043-134043-1314019(Top 48%)4145(Top 33%)4145(Top 73%)
20K12.43 mi3.11 mi14067-1894186-1434186-14314667(Top 51%)4598(Top 37%)4598(Top 80%)
HALF13.11 mi0.68 mi14072-54189-34189-314611(Top 50%)4498(Top 36%)4498(Top 79%)
25K15.53 mi2.42 mi14121-494234-454234-4514530(Top 50%)4591(Top 37%)4591(Top 80%)
30K18.64 mi3.11 mi14173-524310-764310-7614415(Top 50%)4636(Top 37%)4636(Top 81%)
20M20.00 mi1.36 mi14109+644296+144296+1413706(Top 47%)4347(Top 35%)4347(Top 76%)
21M21.00 mi1.00 mi14035+744287+94287+913480(Top 46%)4308(Top 34%)4308(Top 75%)
35K21.75 mi0.75 mi13950+854250+374250+3712281(Top 42%)3698(Top 29%)3698(Top 65%)
23M23.00 mi1.25 mi13896+544247+34247+313330(Top 46%)4348(Top 35%)4348(Top 76%)
24M24.00 mi1.00 mi13883+134259-124259-1213908(Top 48%)4737(Top 38%)4737(Top 83%)
40K24.85 mi0.85 mi13897-144292-334292-3314499(Top 50%)5155(Top 41%)5155(Top 90%)
25.2M25.20 mi0.35 mi13889+84299-74299-713824(Top 48%)4799(Top 38%)4799(Top 84%)
FINISH26.22 mi1.02 mi13928-394344-454344-4514739(Top 51%)5292(Top 42%)5292(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21
+97ft-345ft

Overall

14019

Females

4145

F18-39

4145

5K→10K

3.1 - 6.2 mi

Top 46%
×5
+79ft-138ft

Overall

13471

Females

3814

F18-39

3814

10K→15K

6.2 - 9.3 mi

Top 48%
×3
+67ft-78ft

Overall

14019

Females

4145

F18-39

4145

15K→20K

9.3 - 12.4 mi

Top 51%
×5
+106ft-86ft

Overall

14667

Females

4598

F18-39

4598

20K→HALF

12.4 - 13.1 mi

Top 50%
×2
+19ft-37ft

Overall

14611

Females

4498

F18-39

4498

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14530

Females

4591

F18-39

4591

25K→30K

15.5 - 18.6 mi

Top 50%
×9
+181ft-148ft

Overall

14415

Females

4636

F18-39

4636

30K→20M

18.6 - 20.0 mi

Top 47%
×5
+64ft-50ft

Overall

13706

Females

4347

F18-39

4347

20M→21M

20.0 - 21.0 mi

Top 46%
×8
+106ft-24ft

Overall

13480

Females

4308

F18-39

4308

21M→35K

21.0 - 21.8 mi

Top 42%
×7
+17ft-86ft

Overall

12281

Females

3698

F18-39

3698

35K→23M

21.8 - 23.0 mi

Top 46%
×5
+23ft-63ft

Overall

13330

Females

4348

F18-39

4348

23M→24M

23.0 - 24.0 mi

Top 48%
×6
+12ft-82ft

Overall

13908

Females

4737

F18-39

4737

24M→40K

24.0 - 24.9 mi

Top 50%
×1
+6ft-20ft

Overall

14499

Females

5155

F18-39

5155

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1
+13ft-16ft

Overall

13824

Females

4799

F18-39

4799

25.2M→FINISH

25.2 - 26.2 mi

Top 51%
×2
+22ft-21ft

Overall

14739

Females

5292

F18-39

5292

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1908*
Passed By
1375
Net Change
+420
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14348
5K → 10K580*125+455#14348#13893
10K → 15K209*194+15#13893#13878
15K → 20K102200-189#13878#14067
20K → HALF3237-5#14067#14072
HALF → 25K124173-49#14072#14121
25K → 30K170200-52#14121#14173
30K → 20M11854+64#14173#14109
20M → 21M13763+74#14109#14035
21M → 35K9813+85#14035#13950
35K → 23M11864+54#13950#13896
23M → 24M6956+13#13896#13883
24M → 40K6276-14#13883#13897
40K → 25.2M3527+8#13897#13889
25.2M → FINISH5493-39#13889#13928
TOTALS1908*1375+420

* 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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Export & Support

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