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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Caitlin Brosnihan

Bib: 32871 •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

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
32:02
3.11 mi
Rank: #26773
Start → 5K
32:02 | 10:19/mi
10K
1:03:28
6.21 mi
Rank: #26422 (+351)
5K → 10K
31:26 | 10:08/mi
15K
1:34:32
9.32 mi
Rank: #26167 (+255)
10K → 15K
31:04 | 10:00/mi
20K
2:06:38
12.43 mi
Rank: #26054 (+113)
15K → 20K
32:06 | 10:20/mi
HALF
2:13:44
13.11 mi
Rank: #26073 (-19)
20K → HALF
7:06 | 10:25/mi
25K
2:39:41
15.53 mi
Rank: #26045 (+28)
HALF → 25K
25:57 | 10:43/mi
30K
3:14:04
18.64 mi
Rank: #25923 (+122)
25K → 30K
34:23 | 11:05/mi
20M
3:29:09
20.00 mi
Rank: #25870 (+53)
30K → 20M
15:05 | 11:07/mi
21M
3:40:37
21.00 mi
Rank: #25765 (+105)
20M → 21M
11:28 | 11:28/mi
35K
3:48:58
21.75 mi
Rank: #25769 (-4)
21M → 35K
8:21 | 11:10/mi
23M
4:02:32
23.00 mi
Rank: #25669 (+100)
35K → 23M
13:34 | 10:51/mi
24M
4:12:56
24.00 mi
Rank: #25596 (+73)
23M → 24M
10:24 | 10:24/mi
40K
4:22:03
24.85 mi
Rank: #25520 (+76)
24M → 40K
9:07 | 10:40/mi
25.2M
4:25:55
25.20 mi
Rank: #25468 (+52)
40K → 25.2M
3:52 | 11:13/mi
FINISH
4:36:02
26.22 mi
Rank: #25403 (+65)
25.2M → FINISH
10:07 | 9:56/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
Time2:13:44
Pace10:13 /mi
2nd Half
Distance13.11 mi
Time2:22:18
Pace10:52 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:00:3732:0210:1932:02
10:19
-
10K
6.21 mi12:32:031:03:2810:1331:26
10:08
-0:11
15K
9.32 mi13:03:071:34:3210:0931:04
10:00
-0:08
20K
12.43 mi13:35:132:06:3810:1232:06
10:20
+0:20
HALF
13.11 mi13:42:192:13:4410:137:06
10:25
+0:05
25K
15.53 mi14:08:162:39:4110:1725:57
10:43
+0:18
30K
18.64 mi14:42:393:14:0410:2534:23
11:05
+0:22
20M
20.00 mi14:57:443:29:0910:2815:05
11:07
+0:02
21M
21.00 mi15:09:123:40:3710:3111:28
11:28
+0:21
35K
21.75 mi15:17:333:48:5810:328:21
11:10
-0:18
23M
23.00 mi15:31:074:02:3210:3313:34
10:51
-0:19
24M
24.00 mi15:41:314:12:5610:3310:24
10:24
-0:27
40K
24.85 mi15:50:384:22:0310:339:07
10:40
+0:16
25.2M
25.20 mi15:54:304:25:5510:343:52
11:13
+0:33
FINISH
26.22 mi16:04:374:36:0210:3310:07
9:56
-1:17

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

9:56 /mi

Average Pace

10:32 /mi

Slowest Pace

11:28 /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

3:22:53

73% of race

Time at Steady Pace

1:13:09

27% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:32 /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 mi12:00:3732:0210:1932:02
10:19
#26773
10K
6.21 mi12:32:031:03:2810:1331:26
10:08
#26422
15K
9.32 mi13:03:071:34:3210:0931:04
10:00
#26167
20K
12.43 mi13:35:132:06:3810:1232:06
10:20
#26054
HALF
13.11 mi13:42:192:13:4410:137:06
10:25
#26073
25K
15.53 mi14:08:162:39:4110:1725:57
10:43
#26045
30K
18.64 mi14:42:393:14:0410:2534:23
11:05
#25923
20M
20.00 mi14:57:443:29:0910:2815:05
11:07
#25870
21M
21.00 mi15:09:123:40:3710:3111:28
11:28
#25765
35K
21.75 mi15:17:333:48:5810:328:21
11:10
#25769
23M
23.00 mi15:31:074:02:3210:3313:34
10:51
#25669
24M
24.00 mi15:41:314:12:5610:3310:24
10:24
#25596
40K
24.85 mi15:50:384:22:0310:339:07
10:40
#25520
25.2M
25.20 mi15:54:304:25:5510:343:52
11:13
#25468
FINISH
26.22 mi16:04:374:36:0210:3310:07
9:56
#25403
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 mi26773111381113825689(Top 89%)10550(Top 84%)10550(Top 185%)
10K6.21 mi3.10 mi26422+35110946+19210946+19226142(Top 90%)10800(Top 86%)10800(Top 189%)
15K9.32 mi3.11 mi26167+25510812+13410812+13425689(Top 89%)10550(Top 84%)10550(Top 185%)
20K12.43 mi3.11 mi26054+11310754+5810754+5825791(Top 89%)10633(Top 85%)10633(Top 186%)
HALF13.11 mi0.68 mi26073-1910767-1310767-1326509(Top 91%)11059(Top 88%)11059(Top 193%)
25K15.53 mi2.42 mi26045+28107671076725850(Top 89%)10706(Top 85%)10706(Top 187%)
30K18.64 mi3.11 mi25923+12210716+5110716+5125458(Top 88%)10605(Top 84%)10605(Top 186%)
20M20.00 mi1.36 mi25870+5310706+1010706+1025117(Top 87%)10500(Top 83%)10500(Top 184%)
21M21.00 mi1.00 mi25765+10510675+3110675+3124136(Top 83%)10054(Top 80%)10054(Top 176%)
35K21.75 mi0.75 mi25769-410683-810683-825534(Top 88%)10801(Top 86%)10801(Top 189%)
23M23.00 mi1.25 mi25669+10010644+3910644+3924152(Top 83%)10136(Top 81%)10136(Top 177%)
24M24.00 mi1.00 mi25596+7310618+2610618+2623868(Top 82%)10012(Top 80%)10012(Top 175%)
40K24.85 mi0.85 mi25520+7610594+2410594+2423595(Top 81%)9923(Top 79%)9923(Top 174%)
25.2M25.20 mi0.35 mi25468+5210574+2010574+2022934(Top 79%)9577(Top 76%)9577(Top 168%)
FINISH26.22 mi1.02 mi25403+6510546+2810546+2823646(Top 81%)9943(Top 79%)9943(Top 174%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21
+97ft-345ft

Overall

25689

Females

10550

F18-39

10550

5K→10K

3.1 - 6.2 mi

Top 90%
×5
+79ft-138ft

Overall

26142

Females

10800

F18-39

10800

10K→15K

6.2 - 9.3 mi

Top 89%
×3
+67ft-78ft

Overall

25689

Females

10550

F18-39

10550

15K→20K

9.3 - 12.4 mi

Top 89%
×5
+106ft-86ft

Overall

25791

Females

10633

F18-39

10633

20K→HALF

12.4 - 13.1 mi

Top 91%
×2
+19ft-37ft

Overall

26509

Females

11059

F18-39

11059

HALF→25K

13.1 - 15.5 mi

Top 89%
×4
+66ft-88ft

Overall

25850

Females

10706

F18-39

10706

25K→30K

15.5 - 18.6 mi

Top 88%
×9
+181ft-148ft

Overall

25458

Females

10605

F18-39

10605

30K→20M

18.6 - 20.0 mi

Top 87%
×5
+64ft-50ft

Overall

25117

Females

10500

F18-39

10500

20M→21M

20.0 - 21.0 mi

Top 83%
×8
+106ft-24ft

Overall

24136

Females

10054

F18-39

10054

21M→35K

21.0 - 21.8 mi

Top 88%
×7
+17ft-86ft

Overall

25534

Females

10801

F18-39

10801

35K→23M

21.8 - 23.0 mi

Top 83%
×5
+23ft-63ft

Overall

24152

Females

10136

F18-39

10136

23M→24M

23.0 - 24.0 mi

Top 82%
×6
+12ft-82ft

Overall

23868

Females

10012

F18-39

10012

24M→40K

24.0 - 24.9 mi

Top 81%
×1
+6ft-20ft

Overall

23595

Females

9923

F18-39

9923

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1
+13ft-16ft

Overall

22934

Females

9577

F18-39

9577

25.2M→FINISH

25.2 - 26.2 mi

Top 81%
×2
+22ft-21ft

Overall

23646

Females

9943

F18-39

9943

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1818*
Passed By
448
Net Change
+1370
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26773
5K → 10K413*62+351#26773#26422
10K → 15K286*31+255#26422#26167
15K → 20K16956+113#26167#26054
20K → HALF1938-19#26054#26073
HALF → 25K9870+28#26073#26045
25K → 30K19068+122#26045#25923
30K → 20M8027+53#25923#25870
20M → 21M11813+105#25870#25765
21M → 35K2933-4#25765#25769
35K → 23M1099+100#25769#25669
23M → 24M829+73#25669#25596
24M → 40K848+76#25596#25520
40K → 25.2M597+52#25520#25468
25.2M → FINISH8217+65#25468#25403
TOTALS1818*448+1370

* 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

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