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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Brittany Brunson

Bib: 12955 •F •Age: N/A

TX

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 42%
Gender (Female)
#0 / 12578
Top 26%
Age Group (F18-39)
#0 / 5716
Top 45%
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
22:51
3.11 mi
Rank: #11556
Start → 5K
22:51 | 7:22/mi
10K
45:42
6.21 mi
Rank: #11568 (-12)
5K → 10K
22:51 | 7:22/mi
15K
1:08:34
9.32 mi
Rank: #11576 (-8)
10K → 15K
22:52 | 7:22/mi
20K
1:31:26
12.43 mi
Rank: #11352 (+224)
15K → 20K
22:52 | 7:22/mi
HALF
1:36:25
13.11 mi
Rank: #11354 (-2)
20K → HALF
4:59 | 7:19/mi
25K
1:54:26
15.53 mi
Rank: #11248 (+106)
HALF → 25K
18:01 | 7:26/mi
30K
2:18:19
18.64 mi
Rank: #11206 (+42)
25K → 30K
23:53 | 7:42/mi
20M
2:29:05
20.00 mi
Rank: #11279 (-73)
30K → 20M
10:46 | 7:56/mi
21M
2:37:51
21.00 mi
Rank: #11446 (-167)
20M → 21M
8:46 | 8:46/mi
35K
2:43:58
21.75 mi
Rank: #11602 (-156)
21M → 35K
6:07 | 8:11/mi
23M
2:54:29
23.00 mi
Rank: #11817 (-215)
35K → 23M
10:31 | 8:25/mi
24M
3:02:52
24.00 mi
Rank: #12028 (-211)
23M → 24M
8:23 | 8:23/mi
40K
3:10:03
24.85 mi
Rank: #12126 (-98)
24M → 40K
7:11 | 8:25/mi
25.2M
3:13:11
25.20 mi
Rank: #12172 (-46)
40K → 25.2M
3:08 | 9:06/mi
FINISH
3:20:51
26.22 mi
Rank: #12127 (+45)
25.2M → FINISH
7:40 | 7:32/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
Time1:36:25
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:44:26
Pace7:58 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:2722:517:2222:51
7:22
-
10K
6.21 mi11:28:1845:427:2222:51
7:22
0:00
15K
9.32 mi11:51:101:08:347:2222:52
7:22
0:00
20K
12.43 mi12:14:021:31:267:2222:52
7:22
0:00
HALF
13.11 mi12:19:011:36:257:224:59
7:19
-0:03
25K
15.53 mi12:37:021:54:267:2218:01
7:26
+0:07
30K
18.64 mi13:00:552:18:197:2623:53
7:42
+0:16
20M
20.00 mi13:11:412:29:057:2810:46
7:56
+0:14
21M
21.00 mi13:20:272:37:517:328:46
8:46
+0:50
35K
21.75 mi13:26:342:43:587:336:07
8:11
-0:35
23M
23.00 mi13:37:052:54:297:3610:31
8:25
+0:14
24M
24.00 mi13:45:283:02:527:388:23
8:23
-0:02
40K
24.85 mi13:52:393:10:037:397:11
8:25
+0:02
25.2M
25.20 mi13:55:473:13:117:403:08
9:06
+0:41
FINISH
26.22 mi14:03:273:20:517:407:40
7:32
-1:34

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

7:19 /mi

Average Pace

7:40 /mi

Slowest Pace

9:06 /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

1:36:25

48% of race

Time at Steady Pace

1:00:20

30% of race

Time at Slower Pace

44:06

22% of race

Average Pace: 7:40 /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 mi11:05:2722:517:2222:51
7:22
#11556
10K
6.21 mi11:28:1845:427:2222:51
7:22
#11568
15K
9.32 mi11:51:101:08:347:2222:52
7:22
#11576
20K
12.43 mi12:14:021:31:267:2222:52
7:22
#11352
HALF
13.11 mi12:19:011:36:257:224:59
7:19
#11354
25K
15.53 mi12:37:021:54:267:2218:01
7:26
#11248
30K
18.64 mi13:00:552:18:197:2623:53
7:42
#11206
20M
20.00 mi13:11:412:29:057:2810:46
7:56
#11279
21M
21.00 mi13:20:272:37:517:328:46
8:46
#11446
35K
21.75 mi13:26:342:43:587:336:07
8:11
#11602
23M
23.00 mi13:37:052:54:297:3610:31
8:25
#11817
24M
24.00 mi13:45:283:02:527:388:23
8:23
#12028
40K
24.85 mi13:52:393:10:037:397:11
8:25
#12126
25.2M
25.20 mi13:55:473:13:117:403:08
9:06
#12172
FINISH
26.22 mi14:03:273:20:517:407:40
7:32
#12127
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 mi115562673267311614(Top 40%)2813(Top 22%)2813(Top 49%)
10K6.21 mi3.10 mi11568-122702-292702-2911668(Top 40%)2792(Top 22%)2792(Top 49%)
15K9.32 mi3.11 mi11576-82742-402742-4011614(Top 40%)2813(Top 22%)2813(Top 49%)
20K12.43 mi3.11 mi11352+2242643+992643+9910771(Top 37%)2453(Top 20%)2453(Top 43%)
HALF13.11 mi0.68 mi11354-22654-112654-1111384(Top 39%)2704(Top 21%)2704(Top 47%)
25K15.53 mi2.42 mi11248+1062614+402614+4010850(Top 37%)2567(Top 20%)2567(Top 45%)
30K18.64 mi3.11 mi11206+422648-342648-3411153(Top 38%)2847(Top 23%)2847(Top 50%)
20M20.00 mi1.36 mi11279-732713-652713-6512313(Top 42%)3564(Top 28%)3564(Top 62%)
21M21.00 mi1.00 mi11446-1672808-952808-9514773(Top 51%)5005(Top 40%)5005(Top 88%)
35K21.75 mi0.75 mi11602-1562917-1092917-10915646(Top 54%)5538(Top 44%)5538(Top 97%)
23M23.00 mi1.25 mi11817-2153065-1483065-14815122(Top 52%)5321(Top 42%)5321(Top 93%)
24M24.00 mi1.00 mi12028-2113222-1573222-15716216(Top 56%)6016(Top 48%)6016(Top 105%)
40K24.85 mi0.85 mi12126-983312-903312-9015083(Top 52%)5465(Top 43%)5465(Top 96%)
25.2M25.20 mi0.35 mi12172-463336-243336-2415226(Top 52%)5547(Top 44%)5547(Top 97%)
FINISH26.22 mi1.02 mi12127+453331+53331+511642(Top 40%)3676(Top 29%)3676(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21
+97ft-345ft

Overall

11614

Females

2813

F18-39

2813

5K→10K

3.1 - 6.2 mi

Top 40%
×5
+79ft-138ft

Overall

11668

Females

2792

F18-39

2792

10K→15K

6.2 - 9.3 mi

Top 40%
×3
+67ft-78ft

Overall

11614

Females

2813

F18-39

2813

15K→20K

9.3 - 12.4 mi

Top 37%
×5
+106ft-86ft

Overall

10771

Females

2453

F18-39

2453

20K→HALF

12.4 - 13.1 mi

Top 39%
×2
+19ft-37ft

Overall

11384

Females

2704

F18-39

2704

HALF→25K

13.1 - 15.5 mi

Top 37%
×4
+66ft-88ft

Overall

10850

Females

2567

F18-39

2567

25K→30K

15.5 - 18.6 mi

Top 38%
×9
+181ft-148ft

Overall

11153

Females

2847

F18-39

2847

30K→20M

18.6 - 20.0 mi

Top 42%
×5
+64ft-50ft

Overall

12313

Females

3564

F18-39

3564

20M→21M

20.0 - 21.0 mi

Top 51%
×8
+106ft-24ft

Overall

14773

Females

5005

F18-39

5005

21M→35K

21.0 - 21.8 mi

Top 54%
×7
+17ft-86ft

Overall

15646

Females

5538

F18-39

5538

35K→23M

21.8 - 23.0 mi

Top 52%
×5
+23ft-63ft

Overall

15122

Females

5321

F18-39

5321

23M→24M

23.0 - 24.0 mi

Top 56%
×6
+12ft-82ft

Overall

16216

Females

6016

F18-39

6016

24M→40K

24.0 - 24.9 mi

Top 52%
×1
+6ft-20ft

Overall

15083

Females

5465

F18-39

5465

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1
+13ft-16ft

Overall

15226

Females

5547

F18-39

5547

25.2M→FINISH

25.2 - 26.2 mi

Top 40%
×2
+22ft-21ft

Overall

11642

Females

3676

F18-39

3676

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1478*
Passed By
1907
Net Change
-571
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11556
5K → 10K200200-12#11556#11568
10K → 15K188196-8#11568#11576
15K → 20K263*39+224#11576#11352
20K → HALF3840-2#11352#11354
HALF → 25K16761+106#11354#11248
25K → 30K222*180+42#11248#11206
30K → 20M66139-73#11206#11279
20M → 21M43200-167#11279#11446
21M → 35K29185-156#11446#11602
35K → 23M53200-215#11602#11817
23M → 24M41200-211#11817#12028
24M → 40K55153-98#12028#12126
40K → 25.2M1965-46#12126#12172
25.2M → FINISH9449+45#12172#12127
TOTALS1478*1907-571

* 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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