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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Chaorui He

Bib: 26499 •F •Age: N/A

NY

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
35:54
3.11 mi
Rank: #28558
Start → 5K
35:54 | 11:34/mi
10K
1:10:37
6.21 mi
Rank: #28278 (+280)
5K → 10K
34:43 | 11:11/mi
15K
1:45:57
9.32 mi
Rank: #28149 (+129)
10K → 15K
35:20 | 11:23/mi
20K
2:21:51
12.43 mi
Rank: #28014 (+135)
15K → 20K
35:54 | 11:34/mi
HALF
2:29:41
13.11 mi
Rank: #28020 (-6)
20K → HALF
7:50 | 11:30/mi
25K
2:59:37
15.53 mi
Rank: #27992 (+28)
HALF → 25K
29:56 | 12:21/mi
30K
3:38:41
18.64 mi
Rank: #27888 (+104)
25K → 30K
39:04 | 12:35/mi
20M
3:56:21
20.00 mi
Rank: #27867 (+21)
30K → 20M
17:40 | 13:01/mi
21M
4:09:16
21.00 mi
Rank: #27795 (+72)
20M → 21M
12:55 | 12:55/mi
35K
4:17:35
21.75 mi
Rank: #27754 (+41)
21M → 35K
8:19 | 11:07/mi
23M
4:31:42
23.00 mi
Rank: #27643 (+111)
35K → 23M
14:07 | 11:17/mi
24M
4:42:48
24.00 mi
Rank: #27574 (+69)
23M → 24M
11:06 | 11:06/mi
40K
4:53:24
24.85 mi
Rank: #27539 (+35)
24M → 40K
10:36 | 12:24/mi
25.2M
4:57:48
25.20 mi
Rank: #27518 (+21)
40K → 25.2M
4:24 | 12:46/mi
FINISH
5:09:26
26.22 mi
Rank: #27491 (+27)
25.2M → FINISH
11:38 | 11:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:29:41
Pace11:26 /mi
2nd Half
Distance13.11 mi
Time2:39:45
Pace12:12 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:4635:5411:3435:54
11:34
-
10K
6.21 mi12:18:291:10:3711:2234:43
11:11
-0:23
15K
9.32 mi12:53:491:45:5711:2335:20
11:23
+0:12
20K
12.43 mi13:29:432:21:5111:2535:54
11:34
+0:11
HALF
13.11 mi13:37:332:29:4111:267:50
11:30
-0:04
25K
15.53 mi14:07:292:59:3711:3429:56
12:21
+0:51
30K
18.64 mi14:46:333:38:4111:4439:04
12:35
+0:14
20M
20.00 mi15:04:133:56:2111:5017:40
13:01
+0:26
21M
21.00 mi15:17:084:09:1611:5312:55
12:55
-0:06
35K
21.75 mi15:25:274:17:3511:518:19
11:07
-1:48
23M
23.00 mi15:39:344:31:4211:4914:07
11:17
+0:10
24M
24.00 mi15:50:404:42:4811:4811:06
11:06
-0:11
40K
24.85 mi16:01:164:53:2411:4910:36
12:24
+1:18
25.2M
25.20 mi16:05:404:57:4811:504:24
12:46
+0:22
FINISH
26.22 mi16:17:185:09:2611:4911:38
11:25
-1:21

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

11:06 /mi

Average Pace

11:49 /mi

Slowest Pace

13:01 /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

3:14:51

63% of race

Time at Steady Pace

1:54:35

37% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:48 /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 mi11:43:4635:5411:3435:54
11:34
#28558
10K
6.21 mi12:18:291:10:3711:2234:43
11:11
#28278
15K
9.32 mi12:53:491:45:5711:2335:20
11:23
#28149
20K
12.43 mi13:29:432:21:5111:2535:54
11:34
#28014
HALF
13.11 mi13:37:332:29:4111:267:50
11:30
#28020
25K
15.53 mi14:07:292:59:3711:3429:56
12:21
#27992
30K
18.64 mi14:46:333:38:4111:4439:04
12:35
#27888
20M
20.00 mi15:04:133:56:2111:5017:40
13:01
#27867
21M
21.00 mi15:17:084:09:1611:5312:55
12:55
#27795
35K
21.75 mi15:25:274:17:3511:518:19
11:07
#27754
23M
23.00 mi15:39:344:31:4211:4914:07
11:17
#27643
24M
24.00 mi15:50:404:42:4811:4811:06
11:06
#27574
40K
24.85 mi16:01:164:53:2411:4910:36
12:24
#27539
25.2M
25.20 mi16:05:404:57:4811:504:24
12:46
#27518
FINISH
26.22 mi16:17:185:09:2611:4911:38
11:25
#27491
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 mi28558122571225727846(Top 96%)11817(Top 94%)11817(Top 207%)
10K6.21 mi3.10 mi28278+28012068+18912068+18927893(Top 96%)11853(Top 94%)11853(Top 207%)
15K9.32 mi3.11 mi28149+12911985+8311985+8327846(Top 96%)11817(Top 94%)11817(Top 207%)
20K12.43 mi3.11 mi28014+13511911+7411911+7427623(Top 95%)11693(Top 93%)11693(Top 205%)
HALF13.11 mi0.68 mi28020-611915-411915-427860(Top 96%)11872(Top 94%)11872(Top 208%)
25K15.53 mi2.42 mi27992+2811909+611909+627810(Top 96%)11837(Top 94%)11837(Top 207%)
30K18.64 mi3.11 mi27888+10411858+5111858+5127354(Top 94%)11654(Top 93%)11654(Top 204%)
20M20.00 mi1.36 mi27867+2111852+611852+627430(Top 95%)11720(Top 93%)11720(Top 205%)
21M21.00 mi1.00 mi27795+7211815+3711815+3726278(Top 91%)11160(Top 89%)11160(Top 195%)
35K21.75 mi0.75 mi27754+4111793+2211793+2225471(Top 88%)10772(Top 86%)10772(Top 188%)
23M23.00 mi1.25 mi27643+11111741+5211741+5225060(Top 86%)10601(Top 84%)10601(Top 185%)
24M24.00 mi1.00 mi27574+6911709+3211709+3225320(Top 87%)10764(Top 86%)10764(Top 188%)
40K24.85 mi0.85 mi27539+3511698+1111698+1126412(Top 91%)11352(Top 90%)11352(Top 199%)
25.2M25.20 mi0.35 mi27518+2111688+1011688+1025770(Top 89%)11018(Top 88%)11018(Top 193%)
FINISH26.22 mi1.02 mi27491+2711683+511683+526795(Top 92%)11546(Top 92%)11546(Top 202%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21
+97ft-345ft

Overall

27846

Females

11817

F18-39

11817

5K→10K

3.1 - 6.2 mi

Top 96%
×5
+79ft-138ft

Overall

27893

Females

11853

F18-39

11853

10K→15K

6.2 - 9.3 mi

Top 96%
×3
+67ft-78ft

Overall

27846

Females

11817

F18-39

11817

15K→20K

9.3 - 12.4 mi

Top 95%
×5
+106ft-86ft

Overall

27623

Females

11693

F18-39

11693

20K→HALF

12.4 - 13.1 mi

Top 96%
×2
+19ft-37ft

Overall

27860

Females

11872

F18-39

11872

HALF→25K

13.1 - 15.5 mi

Top 96%
×4
+66ft-88ft

Overall

27810

Females

11837

F18-39

11837

25K→30K

15.5 - 18.6 mi

Top 94%
×9
+181ft-148ft

Overall

27354

Females

11654

F18-39

11654

30K→20M

18.6 - 20.0 mi

Top 95%
×5
+64ft-50ft

Overall

27430

Females

11720

F18-39

11720

20M→21M

20.0 - 21.0 mi

Top 91%
×8
+106ft-24ft

Overall

26278

Females

11160

F18-39

11160

21M→35K

21.0 - 21.8 mi

Top 88%
×7
+17ft-86ft

Overall

25471

Females

10772

F18-39

10772

35K→23M

21.8 - 23.0 mi

Top 86%
×5
+23ft-63ft

Overall

25060

Females

10601

F18-39

10601

23M→24M

23.0 - 24.0 mi

Top 87%
×6
+12ft-82ft

Overall

25320

Females

10764

F18-39

10764

24M→40K

24.0 - 24.9 mi

Top 91%
×1
+6ft-20ft

Overall

26412

Females

11352

F18-39

11352

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1
+13ft-16ft

Overall

25770

Females

11018

F18-39

11018

25.2M→FINISH

25.2 - 26.2 mi

Top 92%
×2
+22ft-21ft

Overall

26795

Females

11546

F18-39

11546

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1248*
Passed By
181
Net Change
+1067
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28558
5K → 10K293*13+280#28558#28278
10K → 15K15324+129#28278#28149
15K → 20K14813+135#28149#28014
20K → HALF1117-6#28014#28020
HALF → 25K6739+28#28020#27992
25K → 30K13329+104#27992#27888
30K → 20M3413+21#27888#27867
20M → 21M764+72#27867#27795
21M → 35K432+41#27795#27754
35K → 23M1121+111#27754#27643
23M → 24M701+69#27643#27574
24M → 40K449+35#27574#27539
40K → 25.2M265+21#27539#27518
25.2M → FINISH3811+27#27518#27491
TOTALS1248*181+1067

* 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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