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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Kathryn Glenn Brown

Bib: 7231 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 15%
Gender (Female)
#0 / 12578
Top 3%
Age Group (F18-39)
#0 / 5716
Top 5%
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
20:53
3.11 mi
Rank: #6112
Start → 5K
20:53 | 6:44/mi
10K
41:33
6.21 mi
Rank: #5783 (+329)
5K → 10K
20:40 | 6:40/mi
15K
1:02:09
9.32 mi
Rank: #5537 (+246)
10K → 15K
20:36 | 6:38/mi
20K
1:23:02
12.43 mi
Rank: #5473 (+64)
15K → 20K
20:53 | 6:44/mi
HALF
1:27:29
13.11 mi
Rank: #5425 (+48)
20K → HALF
4:27 | 6:32/mi
25K
1:43:34
15.53 mi
Rank: #5196 (+229)
HALF → 25K
16:05 | 6:38/mi
30K
2:04:43
18.64 mi
Rank: #4995 (+201)
25K → 30K
21:09 | 6:49/mi
20M
2:13:57
20.00 mi
Rank: #4917 (+78)
30K → 20M
9:14 | 6:48/mi
21M
2:21:00
21.00 mi
Rank: #4809 (+108)
20M → 21M
7:03 | 7:03/mi
35K
2:25:55
21.75 mi
Rank: #4766 (+43)
21M → 35K
4:55 | 6:35/mi
23M
2:34:22
23.00 mi
Rank: #4658 (+108)
35K → 23M
8:27 | 6:46/mi
24M
2:40:58
24.00 mi
Rank: #4581 (+77)
23M → 24M
6:36 | 6:36/mi
40K
2:46:34
24.85 mi
Rank: #4477 (+104)
24M → 40K
5:36 | 6:33/mi
25.2M
2:48:58
25.20 mi
Rank: #4419 (+58)
40K → 25.2M
2:24 | 6:58/mi
FINISH
2:55:20
26.22 mi
Rank: #4307 (+112)
25.2M → FINISH
6:22 | 6:15/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:27:29
Pace6:41 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:27:51
Pace6:43 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:0720:536:4420:53
6:44
-
10K
6.21 mi10:49:4741:336:4220:40
6:40
-0:04
15K
9.32 mi11:10:231:02:096:4120:36
6:38
-0:02
20K
12.43 mi11:31:161:23:026:4120:53
6:44
+0:06
HALF
13.11 mi11:35:431:27:296:414:27
6:32
-0:12
25K
15.53 mi11:51:481:43:346:4116:05
6:38
+0:06
30K
18.64 mi12:12:572:04:436:4221:09
6:49
+0:11
20M
20.00 mi12:22:112:13:576:429:14
6:48
-0:01
21M
21.00 mi12:29:142:21:006:437:03
7:03
+0:15
35K
21.75 mi12:34:092:25:556:434:55
6:35
-0:28
23M
23.00 mi12:42:362:34:226:438:27
6:46
+0:11
24M
24.00 mi12:49:122:40:586:436:36
6:36
-0:10
40K
24.85 mi12:54:482:46:346:435:36
6:33
-0:03
25.2M
25.20 mi12:57:122:48:586:432:24
6:58
+0:25
FINISH
26.22 mi13:03:342:55:206:426:22
6:15
-0:43

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

6:15 /mi

Average Pace

6:42 /mi

Slowest Pace

7:03 /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

2:45:53

95% of race

Time at Steady Pace

9:27

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /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 mi10:29:0720:536:4420:53
6:44
#6112
10K
6.21 mi10:49:4741:336:4220:40
6:40
#5783
15K
9.32 mi11:10:231:02:096:4120:36
6:38
#5537
20K
12.43 mi11:31:161:23:026:4120:53
6:44
#5473
HALF
13.11 mi11:35:431:27:296:414:27
6:32
#5425
25K
15.53 mi11:51:481:43:346:4116:05
6:38
#5196
30K
18.64 mi12:12:572:04:436:4221:09
6:49
#4995
20M
20.00 mi12:22:112:13:576:429:14
6:48
#4917
21M
21.00 mi12:29:142:21:006:437:03
7:03
#4809
35K
21.75 mi12:34:092:25:556:434:55
6:35
#4766
23M
23.00 mi12:42:362:34:226:438:27
6:46
#4658
24M
24.00 mi12:49:122:40:586:436:36
6:36
#4581
40K
24.85 mi12:54:482:46:346:435:36
6:33
#4477
25.2M
25.20 mi12:57:122:48:586:432:24
6:58
#4419
FINISH
26.22 mi13:03:342:55:206:426:22
6:15
#4307
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 mi61125375375183(Top 18%)365(Top 3%)365(Top 6%)
10K6.21 mi3.10 mi5783+329469+68469+685506(Top 19%)420(Top 3%)420(Top 7%)
15K9.32 mi3.11 mi5537+246411+58411+585183(Top 18%)365(Top 3%)365(Top 6%)
20K12.43 mi3.11 mi5473+64412-1412-15417(Top 19%)434(Top 3%)434(Top 8%)
HALF13.11 mi0.68 mi5425+48405+7405+74706(Top 16%)296(Top 2%)296(Top 5%)
25K15.53 mi2.42 mi5196+229367+38367+384373(Top 15%)284(Top 2%)284(Top 5%)
30K18.64 mi3.11 mi4995+201349+18349+184446(Top 15%)353(Top 3%)353(Top 6%)
20M20.00 mi1.36 mi4917+78347+2347+24159(Top 14%)346(Top 3%)346(Top 6%)
21M21.00 mi1.00 mi4809+108341+6341+63773(Top 13%)332(Top 3%)332(Top 6%)
35K21.75 mi0.75 mi4766+43340+1340+14096(Top 14%)372(Top 3%)372(Top 7%)
23M23.00 mi1.25 mi4658+108334+6334+63813(Top 13%)361(Top 3%)361(Top 6%)
24M24.00 mi1.00 mi4581+77336-2336-23786(Top 13%)369(Top 3%)369(Top 6%)
40K24.85 mi0.85 mi4477+104328+8328+82831(Top 10%)241(Top 2%)241(Top 4%)
25.2M25.20 mi0.35 mi4419+58327+1327+12540(Top 9%)222(Top 2%)222(Top 4%)
FINISH26.22 mi1.02 mi4307+112318+9318+92771(Top 10%)267(Top 2%)267(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21
+97ft-345ft

Overall

5183

Females

365

F18-39

365

5K→10K

3.1 - 6.2 mi

Top 19%
×5
+79ft-138ft

Overall

5506

Females

420

F18-39

420

10K→15K

6.2 - 9.3 mi

Top 18%
×3
+67ft-78ft

Overall

5183

Females

365

F18-39

365

15K→20K

9.3 - 12.4 mi

Top 19%
×5
+106ft-86ft

Overall

5417

Females

434

F18-39

434

20K→HALF

12.4 - 13.1 mi

Top 16%
×2
+19ft-37ft

Overall

4706

Females

296

F18-39

296

HALF→25K

13.1 - 15.5 mi

Top 15%
×4
+66ft-88ft

Overall

4373

Females

284

F18-39

284

25K→30K

15.5 - 18.6 mi

Top 15%
×9
+181ft-148ft

Overall

4446

Females

353

F18-39

353

30K→20M

18.6 - 20.0 mi

Top 14%
×5
+64ft-50ft

Overall

4159

Females

346

F18-39

346

20M→21M

20.0 - 21.0 mi

Top 13%
×8
+106ft-24ft

Overall

3773

Females

332

F18-39

332

21M→35K

21.0 - 21.8 mi

Top 14%
×7
+17ft-86ft

Overall

4096

Females

372

F18-39

372

35K→23M

21.8 - 23.0 mi

Top 13%
×5
+23ft-63ft

Overall

3813

Females

361

F18-39

361

23M→24M

23.0 - 24.0 mi

Top 13%
×6
+12ft-82ft

Overall

3786

Females

369

F18-39

369

24M→40K

24.0 - 24.9 mi

Top 10%
×1
+6ft-20ft

Overall

2831

Females

241

F18-39

241

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1
+13ft-16ft

Overall

2540

Females

222

F18-39

222

25.2M→FINISH

25.2 - 26.2 mi

Top 10%
×2
+22ft-21ft

Overall

2771

Females

267

F18-39

267

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2133*
Passed By
328
Net Change
+1805
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6112
5K → 10K405*76+329#6112#5783
10K → 15K276*30+246#5783#5537
15K → 20K13975+64#5537#5473
20K → HALF502+48#5473#5425
HALF → 25K239*10+229#5425#5196
25K → 30K236*35+201#5196#4995
30K → 20M9113+78#4995#4917
20M → 21M12618+108#4917#4809
21M → 35K5916+43#4809#4766
35K → 23M12921+108#4766#4658
23M → 24M9619+77#4658#4581
24M → 40K1095+104#4581#4477
40K → 25.2M580+58#4477#4419
25.2M → FINISH1208+112#4419#4307
TOTALS2133*328+1805

* 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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