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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Britney Biddle

Bib: 26714 •F •Age: N/A

MA

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

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 · 7:20/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
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
22:46
3.11 mi
Rank: #11314
Start → 5K
22:46 | 7:20/mi
10K
46:22
6.21 mi
Rank: #12521 (-1207)
5K → 10K
23:36 | 7:36/mi
15K
1:11:18
9.32 mi
Rank: #14107 (-1586)
10K → 15K
24:56 | 8:02/mi
20K
1:37:11
12.43 mi
Rank: #15348 (-1241)
15K → 20K
25:53 | 8:20/mi
HALF
1:42:55
13.11 mi
Rank: #15576 (-228)
20K → HALF
5:44 | 8:25/mi
25K
2:03:48
15.53 mi
Rank: #16343 (-767)
HALF → 25K
20:53 | 8:37/mi
30K
2:32:36
18.64 mi
Rank: #17297 (-954)
25K → 30K
28:48 | 9:17/mi
20M
2:45:41
20.00 mi
Rank: #17691 (-394)
30K → 20M
13:05 | 9:38/mi
21M
2:56:12
21.00 mi
Rank: #18028 (-337)
20M → 21M
10:31 | 10:31/mi
35K
3:03:02
21.75 mi
Rank: #18127 (-99)
21M → 35K
6:50 | 9:09/mi
23M
3:14:50
23.00 mi
Rank: #18279 (-152)
35K → 23M
11:48 | 9:26/mi
24M
3:24:14
24.00 mi
Rank: #18432 (-153)
23M → 24M
9:24 | 9:24/mi
40K
3:32:47
24.85 mi
Rank: #18630 (-198)
24M → 40K
8:33 | 10:00/mi
25.2M
3:36:21
25.20 mi
Rank: #18673 (-43)
40K → 25.2M
3:34 | 10:21/mi
FINISH
3:44:53
26.22 mi
Rank: #18606 (+67)
25.2M → FINISH
8:32 | 8:23/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:55
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time2:01:58
Pace9:19 /mi
📊Positive Split: 18.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:5022:467:2022:46
7:20
-
10K
6.21 mi12:07:2646:227:2823:36
7:36
+0:16
15K
9.32 mi12:32:221:11:187:3924:56
8:02
+0:26
20K
12.43 mi12:58:151:37:117:5025:53
8:20
+0:18
HALF
13.11 mi13:03:591:42:557:525:44
8:25
+0:05
25K
15.53 mi13:24:522:03:487:5920:53
8:37
+0:12
30K
18.64 mi13:53:402:32:368:1228:48
9:17
+0:40
20M
20.00 mi14:06:452:45:418:1813:05
9:38
+0:21
21M
21.00 mi14:17:162:56:128:2410:31
10:31
+0:53
35K
21.75 mi14:24:063:03:028:256:50
9:09
-1:22
23M
23.00 mi14:35:543:14:508:2911:48
9:26
+0:17
24M
24.00 mi14:45:183:24:148:319:24
9:24
-0:02
40K
24.85 mi14:53:513:32:478:348:33
10:00
+0:36
25.2M
25.20 mi14:57:253:36:218:363:34
10:21
+0:21
FINISH
26.22 mi15:05:573:44:538:358:32
8:23
-1:58

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

7:20 /mi

Average Pace

8:35 /mi

Slowest Pace

10:31 /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

2:12:20

59% of race

Time at Steady Pace

56:50

25% of race

Time at Slower Pace

35:43

16% of race

Average Pace: 8:35 /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 mi11:43:5022:467:2022:46
7:20
#11314
10K
6.21 mi12:07:2646:227:2823:36
7:36
#12521
15K
9.32 mi12:32:221:11:187:3924:56
8:02
#14107
20K
12.43 mi12:58:151:37:117:5025:53
8:20
#15348
HALF
13.11 mi13:03:591:42:557:525:44
8:25
#15576
25K
15.53 mi13:24:522:03:487:5920:53
8:37
#16343
30K
18.64 mi13:53:402:32:368:1228:48
9:17
#17297
20M
20.00 mi14:06:452:45:418:1813:05
9:38
#17691
21M
21.00 mi14:17:162:56:128:2410:31
10:31
#18028
35K
21.75 mi14:24:063:03:028:256:50
9:09
#18127
23M
23.00 mi14:35:543:14:508:2911:48
9:26
#18279
24M
24.00 mi14:45:183:24:148:319:24
9:24
#18432
40K
24.85 mi14:53:513:32:478:348:33
10:00
#18630
25.2M
25.20 mi14:57:253:36:218:363:34
10:21
#18673
FINISH
26.22 mi15:05:573:44:538:358:32
8:23
#18606
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 mi113142533253317230(Top 59%)6044(Top 48%)6044(Top 106%)
10K6.21 mi3.10 mi12521-12073240-7073240-70713855(Top 48%)4037(Top 32%)4037(Top 71%)
15K9.32 mi3.11 mi14107-15864194-9544194-95417230(Top 59%)6044(Top 48%)6044(Top 106%)
20K12.43 mi3.11 mi15348-12414959-7654959-76518309(Top 63%)6698(Top 53%)6698(Top 117%)
HALF13.11 mi0.68 mi15576-2285106-1475106-14719749(Top 68%)7439(Top 59%)7439(Top 130%)
25K15.53 mi2.42 mi16343-7675567-4615567-46119245(Top 66%)7261(Top 58%)7261(Top 127%)
30K18.64 mi3.11 mi17297-9546131-5646131-56420826(Top 72%)8169(Top 65%)8169(Top 143%)
20M20.00 mi1.36 mi17691-3946379-2486379-24821516(Top 74%)8605(Top 68%)8605(Top 151%)
21M21.00 mi1.00 mi18028-3376597-2186597-21822014(Top 76%)8895(Top 71%)8895(Top 156%)
35K21.75 mi0.75 mi18127-996666-696666-6920563(Top 71%)8216(Top 65%)8216(Top 144%)
23M23.00 mi1.25 mi18279-1526771-1056771-10520371(Top 70%)8148(Top 65%)8148(Top 143%)
24M24.00 mi1.00 mi18432-1536866-956866-9520992(Top 72%)8530(Top 68%)8530(Top 149%)
40K24.85 mi0.85 mi18630-1987001-1357001-13521927(Top 76%)9060(Top 72%)9060(Top 159%)
25.2M25.20 mi0.35 mi18673-437030-297030-2920602(Top 71%)8357(Top 66%)8357(Top 146%)
FINISH26.22 mi1.02 mi18606+677006+247006+2417492(Top 60%)6778(Top 54%)6778(Top 119%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21
+97ft-345ft

Overall

17230

Females

6044

F18-39

6044

5K→10K

3.1 - 6.2 mi

Top 48%
×5
+79ft-138ft

Overall

13855

Females

4037

F18-39

4037

10K→15K

6.2 - 9.3 mi

Top 59%
×3
+67ft-78ft

Overall

17230

Females

6044

F18-39

6044

15K→20K

9.3 - 12.4 mi

Top 63%
×5
+106ft-86ft

Overall

18309

Females

6698

F18-39

6698

20K→HALF

12.4 - 13.1 mi

Top 68%
×2
+19ft-37ft

Overall

19749

Females

7439

F18-39

7439

HALF→25K

13.1 - 15.5 mi

Top 66%
×4
+66ft-88ft

Overall

19245

Females

7261

F18-39

7261

25K→30K

15.5 - 18.6 mi

Top 72%
×9
+181ft-148ft

Overall

20826

Females

8169

F18-39

8169

30K→20M

18.6 - 20.0 mi

Top 74%
×5
+64ft-50ft

Overall

21516

Females

8605

F18-39

8605

20M→21M

20.0 - 21.0 mi

Top 76%
×8
+106ft-24ft

Overall

22014

Females

8895

F18-39

8895

21M→35K

21.0 - 21.8 mi

Top 71%
×7
+17ft-86ft

Overall

20563

Females

8216

F18-39

8216

35K→23M

21.8 - 23.0 mi

Top 70%
×5
+23ft-63ft

Overall

20371

Females

8148

F18-39

8148

23M→24M

23.0 - 24.0 mi

Top 72%
×6
+12ft-82ft

Overall

20992

Females

8530

F18-39

8530

24M→40K

24.0 - 24.9 mi

Top 76%
×1
+6ft-20ft

Overall

21927

Females

9060

F18-39

9060

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1
+13ft-16ft

Overall

20602

Females

8357

F18-39

8357

25.2M→FINISH

25.2 - 26.2 mi

Top 60%
×2
+22ft-21ft

Overall

17492

Females

6778

F18-39

6778

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
425
Passed By
2392
Net Change
-7292
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11314
5K → 10K25200-1207#11314#12521
10K → 15K19200-1586#12521#14107
15K → 20K15200-1241#14107#15348
20K → HALF10200-228#15348#15576
HALF → 25K31200-767#15576#16343
25K → 30K42200-954#16343#17297
30K → 20M22200-394#17297#17691
20M → 21M17200-337#17691#18028
21M → 35K30129-99#18028#18127
35K → 23M59200-152#18127#18279
23M → 24M28181-153#18279#18432
24M → 40K21200-198#18432#18630
40K → 25.2M1356-43#18630#18673
25.2M → FINISH9326+67#18673#18606
TOTALS4252392-7292
📊

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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