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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Katherine Kerr

Bib: 29035 •F •Age: N/A

MA

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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
29:57
3.11 mi
Rank: #24917
Start → 5K
29:57 | 9:39/mi
10K
1:02:00
6.21 mi
Rank: #25853 (-936)
5K → 10K
32:03 | 10:19/mi
15K
1:34:55
9.32 mi
Rank: #26251 (-398)
10K → 15K
32:55 | 10:36/mi
20K
2:08:38
12.43 mi
Rank: #26412 (-161)
15K → 20K
33:43 | 10:52/mi
HALF
2:15:37
13.11 mi
Rank: #26404 (+8)
20K → HALF
6:59 | 10:15/mi
25K
2:42:24
15.53 mi
Rank: #26397 (+7)
HALF → 25K
26:47 | 11:03/mi
30K
3:16:49
18.64 mi
Rank: #26234 (+163)
25K → 30K
34:25 | 11:05/mi
20M
3:31:42
20.00 mi
Rank: #26127 (+107)
30K → 20M
14:53 | 10:58/mi
21M
3:42:58
21.00 mi
Rank: #26017 (+110)
20M → 21M
11:16 | 11:16/mi
35K
3:50:33
21.75 mi
Rank: #25918 (+99)
21M → 35K
7:35 | 10:09/mi
23M
4:03:39
23.00 mi
Rank: #25793 (+125)
35K → 23M
13:06 | 10:29/mi
24M
4:14:14
24.00 mi
Rank: #25726 (+67)
23M → 24M
10:35 | 10:35/mi
40K
4:23:32
24.85 mi
Rank: #25655 (+71)
24M → 40K
9:18 | 10:53/mi
25.2M
4:28:07
25.20 mi
Rank: #25684 (-29)
40K → 25.2M
4:35 | 13:18/mi
FINISH
4:41:06
26.22 mi
Rank: #25844 (-160)
25.2M → FINISH
12:59 | 12:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:15:37
Pace10:21 /mi
2nd Half
Distance13.11 mi
Time2:25:29
Pace11:06 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:1829:579:3929:57
9:39
-
10K
6.21 mi12:24:211:02:009:5932:03
10:19
+0:40
15K
9.32 mi12:57:161:34:5510:1232:55
10:36
+0:17
20K
12.43 mi13:30:592:08:3810:2233:43
10:52
+0:16
HALF
13.11 mi13:37:582:15:3710:216:59
10:15
-0:37
25K
15.53 mi14:04:452:42:2410:2826:47
11:03
+0:48
30K
18.64 mi14:39:103:16:4910:3434:25
11:05
+0:02
20M
20.00 mi14:54:033:31:4210:3614:53
10:58
-0:07
21M
21.00 mi15:05:193:42:5810:3811:16
11:16
+0:18
35K
21.75 mi15:12:543:50:3310:377:35
10:09
-1:07
23M
23.00 mi15:26:004:03:3910:3613:06
10:29
+0:20
24M
24.00 mi15:36:354:14:1410:3610:35
10:35
+0:06
40K
24.85 mi15:45:534:23:3210:379:18
10:53
+0:18
25.2M
25.20 mi15:50:284:28:0710:394:35
13:18
+2:25
FINISH
26.22 mi16:03:274:41:0610:4412:59
12:45
-0:33

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

9:39 /mi

Average Pace

10:44 /mi

Slowest Pace

13:18 /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

1:16:34

27% of race

Time at Steady Pace

3:06:58

67% of race

Time at Slower Pace

17:34

6% of race

Average Pace: 10:43 /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 mi11:52:1829:579:3929:57
9:39
#24917
10K
6.21 mi12:24:211:02:009:5932:03
10:19
#25853
15K
9.32 mi12:57:161:34:5510:1232:55
10:36
#26251
20K
12.43 mi13:30:592:08:3810:2233:43
10:52
#26412
HALF
13.11 mi13:37:582:15:3710:216:59
10:15
#26404
25K
15.53 mi14:04:452:42:2410:2826:47
11:03
#26397
30K
18.64 mi14:39:103:16:4910:3434:25
11:05
#26234
20M
20.00 mi14:54:033:31:4210:3614:53
10:58
#26127
21M
21.00 mi15:05:193:42:5810:3811:16
11:16
#26017
35K
21.75 mi15:12:543:50:3310:377:35
10:09
#25918
23M
23.00 mi15:26:004:03:3910:3613:06
10:29
#25793
24M
24.00 mi15:36:354:14:1410:3610:35
10:35
#25726
40K
24.85 mi15:45:534:23:3210:379:18
10:53
#25655
25.2M
25.20 mi15:50:284:28:0710:394:35
13:18
#25684
FINISH
26.22 mi16:03:274:41:0610:4412:59
12:45
#25844
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 mi24917101371013726853(Top 93%)11213(Top 89%)11213(Top 196%)
10K6.21 mi3.10 mi25853-93610644-50710644-50726568(Top 92%)11055(Top 88%)11055(Top 193%)
15K9.32 mi3.11 mi26251-39810863-21910863-21926853(Top 93%)11213(Top 89%)11213(Top 196%)
20K12.43 mi3.11 mi26412-16110965-10210965-10226778(Top 92%)11194(Top 89%)11194(Top 196%)
HALF13.11 mi0.68 mi26404+810960+510960+526188(Top 90%)10864(Top 86%)10864(Top 190%)
25K15.53 mi2.42 mi26397+710962-210962-226398(Top 91%)11042(Top 88%)11042(Top 193%)
30K18.64 mi3.11 mi26234+16310902+6010902+6025480(Top 88%)10615(Top 84%)10615(Top 186%)
20M20.00 mi1.36 mi26127+10710853+4910853+4924854(Top 86%)10366(Top 82%)10366(Top 181%)
21M21.00 mi1.00 mi26017+11010808+4510808+4523708(Top 82%)9822(Top 78%)9822(Top 172%)
35K21.75 mi0.75 mi25918+9910763+4510763+4523533(Top 81%)9740(Top 77%)9740(Top 170%)
23M23.00 mi1.25 mi25793+12510710+5310710+5323323(Top 80%)9690(Top 77%)9690(Top 170%)
24M24.00 mi1.00 mi25726+6710688+2210688+2224278(Top 84%)10231(Top 81%)10231(Top 179%)
40K24.85 mi0.85 mi25655+7110666+2210666+2224023(Top 83%)10141(Top 81%)10141(Top 177%)
25.2M25.20 mi0.35 mi25684-2910687-2110687-2126443(Top 91%)11335(Top 90%)11335(Top 198%)
FINISH26.22 mi1.02 mi25844-16010778-9110778-9128044(Top 97%)12137(Top 96%)12137(Top 212%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21
+97ft-345ft

Overall

26853

Females

11213

F18-39

11213

5K→10K

3.1 - 6.2 mi

Top 92%
×5
+79ft-138ft

Overall

26568

Females

11055

F18-39

11055

10K→15K

6.2 - 9.3 mi

Top 93%
×3
+67ft-78ft

Overall

26853

Females

11213

F18-39

11213

15K→20K

9.3 - 12.4 mi

Top 92%
×5
+106ft-86ft

Overall

26778

Females

11194

F18-39

11194

20K→HALF

12.4 - 13.1 mi

Top 90%
×2
+19ft-37ft

Overall

26188

Females

10864

F18-39

10864

HALF→25K

13.1 - 15.5 mi

Top 91%
×4
+66ft-88ft

Overall

26398

Females

11042

F18-39

11042

25K→30K

15.5 - 18.6 mi

Top 88%
×9
+181ft-148ft

Overall

25480

Females

10615

F18-39

10615

30K→20M

18.6 - 20.0 mi

Top 86%
×5
+64ft-50ft

Overall

24854

Females

10366

F18-39

10366

20M→21M

20.0 - 21.0 mi

Top 82%
×8
+106ft-24ft

Overall

23708

Females

9822

F18-39

9822

21M→35K

21.0 - 21.8 mi

Top 81%
×7
+17ft-86ft

Overall

23533

Females

9740

F18-39

9740

35K→23M

21.8 - 23.0 mi

Top 80%
×5
+23ft-63ft

Overall

23323

Females

9690

F18-39

9690

23M→24M

23.0 - 24.0 mi

Top 84%
×6
+12ft-82ft

Overall

24278

Females

10231

F18-39

10231

24M→40K

24.0 - 24.9 mi

Top 83%
×1
+6ft-20ft

Overall

24023

Females

10141

F18-39

10141

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1
+13ft-16ft

Overall

26443

Females

11335

F18-39

11335

25.2M→FINISH

25.2 - 26.2 mi

Top 97%
×2
+22ft-21ft

Overall

28044

Females

12137

F18-39

12137

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1067*
Passed By
989
Net Change
-927
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24917
5K → 10K17200-936#24917#25853
10K → 15K25200-398#25853#26251
15K → 20K68200-161#26251#26412
20K → HALF2214+8#26412#26404
HALF → 25K8881+7#26404#26397
25K → 30K202*39+163#26397#26234
30K → 20M11710+107#26234#26127
20M → 21M1188+110#26127#26017
21M → 35K1034+99#26017#25918
35K → 23M1305+125#25918#25793
23M → 24M769+67#25793#25726
24M → 40K8413+71#25726#25655
40K → 25.2M1039-29#25655#25684
25.2M → FINISH7167-160#25684#25844
TOTALS1067*989-927

* 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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