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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Karen Kwan

Bib: 23656 •F •Age: N/A

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Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Top 45%
Age Group (F50-54)
#0 / 1233
Top 43%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Karen

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 · 8:04/mi at mile 6.2

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
26:35
3.11 mi
Rank: #20392
Start → 5K
26:35 | 8:34/mi
10K
51:40
6.21 mi
Rank: #19118 (+1274)
5K → 10K
25:05 | 8:05/mi
15K
1:17:04
9.32 mi
Rank: #18814 (+304)
10K → 15K
25:24 | 8:11/mi
20K
1:43:03
12.43 mi
Rank: #18716 (+98)
15K → 20K
25:59 | 8:22/mi
HALF
1:48:38
13.11 mi
Rank: #18690 (+26)
20K → HALF
5:35 | 8:12/mi
25K
2:09:18
15.53 mi
Rank: #18671 (+19)
HALF → 25K
20:40 | 8:32/mi
30K
2:36:39
18.64 mi
Rank: #18644 (+27)
25K → 30K
27:21 | 8:49/mi
20M
2:48:54
20.00 mi
Rank: #18650 (-6)
30K → 20M
12:15 | 9:02/mi
21M
2:58:25
21.00 mi
Rank: #18629 (+21)
20M → 21M
9:31 | 9:31/mi
35K
3:04:50
21.75 mi
Rank: #18612 (+17)
21M → 35K
6:25 | 8:35/mi
23M
3:15:57
23.00 mi
Rank: #18556 (+56)
35K → 23M
11:07 | 8:53/mi
24M
3:24:42
24.00 mi
Rank: #18546 (+10)
23M → 24M
8:45 | 8:45/mi
40K
3:32:20
24.85 mi
Rank: #18531 (+15)
24M → 40K
7:38 | 8:56/mi
25.2M
3:35:37
25.20 mi
Rank: #18493 (+38)
40K → 25.2M
3:17 | 9:32/mi
FINISH
3:44:08
26.22 mi
Rank: #18444 (+49)
25.2M → FINISH
8:31 | 8:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:48:38
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time1:55:30
Pace8:49 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4726:358:3426:35
8:34
-
10K
6.21 mi12:13:5251:408:1925:05
8:05
-0:29
15K
9.32 mi12:39:161:17:048:1725:24
8:11
+0:06
20K
12.43 mi13:05:151:43:038:1825:59
8:22
+0:11
HALF
13.11 mi13:10:501:48:388:185:35
8:12
-0:10
25K
15.53 mi13:31:302:09:188:2020:40
8:32
+0:20
30K
18.64 mi13:58:512:36:398:2527:21
8:49
+0:17
20M
20.00 mi14:11:062:48:548:2712:15
9:02
+0:13
21M
21.00 mi14:20:372:58:258:309:31
9:31
+0:29
35K
21.75 mi14:27:023:04:508:306:25
8:35
-0:56
23M
23.00 mi14:38:093:15:578:3211:07
8:53
+0:18
24M
24.00 mi14:46:543:24:428:328:45
8:45
-0:08
40K
24.85 mi14:54:323:32:208:337:38
8:56
+0:11
25.2M
25.20 mi14:57:493:35:378:343:17
9:32
+0:36
FINISH
26.22 mi15:06:203:44:088:348:31
8:22
-1:10

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

8:05 /mi

Average Pace

8:33 /mi

Slowest Pace

9:32 /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

3:11:27

85% of race

Time at Steady Pace

32:41

15% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:33 /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 mi11:48:4726:358:3426:35
8:34
#20392
10K
6.21 mi12:13:5251:408:1925:05
8:05
#19118
15K
9.32 mi12:39:161:17:048:1725:24
8:11
#18814
20K
12.43 mi13:05:151:43:038:1825:59
8:22
#18716
HALF
13.11 mi13:10:501:48:388:185:35
8:12
#18690
25K
15.53 mi13:31:302:09:188:2020:40
8:32
#18671
30K
18.64 mi13:58:512:36:398:2527:21
8:49
#18644
20M
20.00 mi14:11:062:48:548:2712:15
9:02
#18650
21M
21.00 mi14:20:372:58:258:309:31
9:31
#18629
35K
21.75 mi14:27:023:04:508:306:25
8:35
#18612
23M
23.00 mi14:38:093:15:578:3211:07
8:53
#18556
24M
24.00 mi14:46:543:24:428:328:45
8:45
#18546
40K
24.85 mi14:54:323:32:208:337:38
8:56
#18531
25.2M
25.20 mi14:57:493:35:378:343:17
9:32
#18493
FINISH
26.22 mi15:06:203:44:088:348:31
8:22
#18444
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi203927851785118200(Top 63%)6577(Top 52%)6577(Top 533%)
10K6.21 mi3.10 mi19118+12747136+7157136+71517800(Top 61%)6381(Top 51%)6381(Top 518%)
15K9.32 mi3.11 mi18814+3046943+1936943+19318200(Top 63%)6577(Top 52%)6577(Top 533%)
20K12.43 mi3.11 mi18716+986898+456898+4518498(Top 64%)6797(Top 54%)6797(Top 551%)
HALF13.11 mi0.68 mi18690+266885+136885+1318405(Top 63%)6717(Top 53%)6717(Top 545%)
25K15.53 mi2.42 mi18671+196881+46881+418709(Top 64%)6966(Top 55%)6966(Top 565%)
30K18.64 mi3.11 mi18644+276904-236904-2318609(Top 64%)7007(Top 56%)7007(Top 568%)
20M20.00 mi1.36 mi18650-66923-196923-1919028(Top 66%)7294(Top 58%)7294(Top 592%)
21M21.00 mi1.00 mi18629+216924-16924-118603(Top 64%)7114(Top 57%)7114(Top 577%)
35K21.75 mi0.75 mi18612+176922+26922+218033(Top 62%)6907(Top 55%)6907(Top 560%)
23M23.00 mi1.25 mi18556+566915+76915+717926(Top 62%)6923(Top 55%)6923(Top 561%)
24M24.00 mi1.00 mi18546+106926-116926-1118313(Top 63%)7151(Top 57%)7151(Top 580%)
40K24.85 mi0.85 mi18531+156945-196945-1918061(Top 62%)7071(Top 56%)7071(Top 573%)
25.2M25.20 mi0.35 mi18493+386920+256920+2517474(Top 60%)6762(Top 54%)6762(Top 548%)
FINISH26.22 mi1.02 mi18444+496914+66914+617405(Top 60%)6727(Top 53%)6727(Top 546%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21
+97ft-345ft

Overall

18200

Females

6577

F50-54

6577

5K→10K

3.1 - 6.2 mi

Top 61%
×5
+79ft-138ft

Overall

17800

Females

6381

F50-54

6381

10K→15K

6.2 - 9.3 mi

Top 63%
×3
+67ft-78ft

Overall

18200

Females

6577

F50-54

6577

15K→20K

9.3 - 12.4 mi

Top 64%
×5
+106ft-86ft

Overall

18498

Females

6797

F50-54

6797

20K→HALF

12.4 - 13.1 mi

Top 63%
×2
+19ft-37ft

Overall

18405

Females

6717

F50-54

6717

HALF→25K

13.1 - 15.5 mi

Top 64%
×4
+66ft-88ft

Overall

18709

Females

6966

F50-54

6966

25K→30K

15.5 - 18.6 mi

Top 64%
×9
+181ft-148ft

Overall

18609

Females

7007

F50-54

7007

30K→20M

18.6 - 20.0 mi

Top 66%
×5
+64ft-50ft

Overall

19028

Females

7294

F50-54

7294

20M→21M

20.0 - 21.0 mi

Top 64%
×8
+106ft-24ft

Overall

18603

Females

7114

F50-54

7114

21M→35K

21.0 - 21.8 mi

Top 62%
×7
+17ft-86ft

Overall

18033

Females

6907

F50-54

6907

35K→23M

21.8 - 23.0 mi

Top 62%
×5
+23ft-63ft

Overall

17926

Females

6923

F50-54

6923

23M→24M

23.0 - 24.0 mi

Top 63%
×6
+12ft-82ft

Overall

18313

Females

7151

F50-54

7151

24M→40K

24.0 - 24.9 mi

Top 62%
×1
+6ft-20ft

Overall

18061

Females

7071

F50-54

7071

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1
+13ft-16ft

Overall

17474

Females

6762

F50-54

6762

25.2M→FINISH

25.2 - 26.2 mi

Top 60%
×2
+22ft-21ft

Overall

17405

Females

6727

F50-54

6727

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2881*
Passed By
933
Net Change
+1948
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20392
5K → 10K1295*21+1274#20392#19118
10K → 15K369*65+304#19118#18814
15K → 20K205*107+98#18814#18716
20K → HALF4216+26#18716#18690
HALF → 25K141122+19#18690#18671
25K → 30K184157+27#18671#18644
30K → 20M94100-6#18644#18650
20M → 21M9574+21#18650#18629
21M → 35K6043+17#18629#18612
35K → 23M11357+56#18612#18556
23M → 24M6656+10#18556#18546
24M → 40K7055+15#18546#18531
40K → 25.2M5012+38#18531#18493
25.2M → FINISH9748+49#18493#18444
TOTALS2881*933+1948

* 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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Activity Data

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