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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Xiaoyun Chen

Bib: 17293 •F •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 38%
Masters (Masters Women)
#0 / 6862
Top 22%
Age Group (F50-54)
#0 / 1233
Top 16%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Xiaoyun

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 · 7:33/mi at mile 3.1

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
23:27
3.11 mi
Rank: #13195
Start → 5K
23:27 | 7:33/mi
10K
47:17
6.21 mi
Rank: #13824 (-629)
5K → 10K
23:50 | 7:41/mi
15K
1:11:17
9.32 mi
Rank: #14079 (-255)
10K → 15K
24:00 | 7:44/mi
20K
1:35:47
12.43 mi
Rank: #14376 (-297)
15K → 20K
24:30 | 7:54/mi
HALF
1:41:04
13.11 mi
Rank: #14409 (-33)
20K → HALF
5:17 | 7:46/mi
25K
2:00:41
15.53 mi
Rank: #14678 (-269)
HALF → 25K
19:37 | 8:06/mi
30K
2:26:20
18.64 mi
Rank: #14767 (-89)
25K → 30K
25:39 | 8:16/mi
20M
2:37:33
20.00 mi
Rank: #14735 (+32)
30K → 20M
11:13 | 8:16/mi
21M
2:46:26
21.00 mi
Rank: #14762 (-27)
20M → 21M
8:53 | 8:53/mi
35K
2:52:40
21.75 mi
Rank: #14829 (-67)
21M → 35K
6:14 | 8:20/mi
23M
3:03:14
23.00 mi
Rank: #14861 (-32)
35K → 23M
10:34 | 8:27/mi
24M
3:11:18
24.00 mi
Rank: #14817 (+44)
23M → 24M
8:04 | 8:04/mi
40K
3:18:11
24.85 mi
Rank: #14741 (+76)
24M → 40K
6:53 | 8:04/mi
25.2M
3:21:13
25.20 mi
Rank: #14716 (+25)
40K → 25.2M
3:02 | 8:48/mi
FINISH
3:29:13
26.22 mi
Rank: #14685 (+31)
25.2M → FINISH
8:00 | 7:52/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:04
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:48:09
Pace8:15 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:3923:277:3323:27
7:33
-
10K
6.21 mi12:08:2947:177:3723:50
7:41
+0:08
15K
9.32 mi12:32:291:11:177:3924:00
7:44
+0:03
20K
12.43 mi12:56:591:35:477:4324:30
7:54
+0:10
HALF
13.11 mi13:02:161:41:047:435:17
7:46
-0:08
25K
15.53 mi13:21:532:00:417:4719:37
8:06
+0:20
30K
18.64 mi13:47:322:26:207:5225:39
8:16
+0:10
20M
20.00 mi13:58:452:37:337:5311:13
8:16
0:00
21M
21.00 mi14:07:382:46:267:568:53
8:53
+0:37
35K
21.75 mi14:13:522:52:407:576:14
8:20
-0:33
23M
23.00 mi14:24:263:03:147:5910:34
8:27
+0:07
24M
24.00 mi14:32:303:11:187:598:04
8:04
-0:23
40K
24.85 mi14:39:233:18:117:596:53
8:04
0:00
25.2M
25.20 mi14:42:253:21:138:003:02
8:48
+0:44
FINISH
26.22 mi14:50:253:29:138:008:00
7:52
-0:56

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

7:33 /mi

Average Pace

7:59 /mi

Slowest Pace

8:53 /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

3:00:30

86% of race

Time at Steady Pace

28:43

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:59 /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 mi11:44:3923:277:3323:27
7:33
#13195
10K
6.21 mi12:08:2947:177:3723:50
7:41
#13824
15K
9.32 mi12:32:291:11:177:3924:00
7:44
#14079
20K
12.43 mi12:56:591:35:477:4324:30
7:54
#14376
HALF
13.11 mi13:02:161:41:047:435:17
7:46
#14409
25K
15.53 mi13:21:532:00:417:4719:37
8:06
#14678
30K
18.64 mi13:47:322:26:207:5225:39
8:16
#14767
20M
20.00 mi13:58:452:37:337:5311:13
8:16
#14735
21M
21.00 mi14:07:382:46:267:568:53
8:53
#14762
35K
21.75 mi14:13:522:52:407:576:14
8:20
#14829
23M
23.00 mi14:24:263:03:147:5910:34
8:27
#14861
24M
24.00 mi14:32:303:11:187:598:04
8:04
#14817
40K
24.85 mi14:39:233:18:117:596:53
8:04
#14741
25.2M
25.20 mi14:42:253:21:138:003:02
8:48
#14716
FINISH
26.22 mi14:50:253:29:138:008:00
7:52
#14685
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 mi131953604360414745(Top 51%)4591(Top 37%)4591(Top 372%)
10K6.21 mi3.10 mi13824-6293988-3843988-38414514(Top 50%)4413(Top 35%)4413(Top 358%)
15K9.32 mi3.11 mi14079-2554174-1864174-18614745(Top 51%)4591(Top 37%)4591(Top 372%)
20K12.43 mi3.11 mi14376-2974360-1864360-18615209(Top 52%)4923(Top 39%)4923(Top 399%)
HALF13.11 mi0.68 mi14409-334380-204380-2015224(Top 52%)4860(Top 39%)4860(Top 394%)
25K15.53 mi2.42 mi14678-2694568-1884568-18816056(Top 55%)5452(Top 43%)5452(Top 442%)
30K18.64 mi3.11 mi14767-894654-864654-8615313(Top 53%)5146(Top 41%)5146(Top 417%)
20M20.00 mi1.36 mi14735+324666-124666-1214649(Top 50%)4847(Top 39%)4847(Top 393%)
21M21.00 mi1.00 mi14762-274711-454711-4515489(Top 53%)5405(Top 43%)5405(Top 438%)
35K21.75 mi0.75 mi14829-674771-604771-6016630(Top 57%)6094(Top 48%)6094(Top 494%)
23M23.00 mi1.25 mi14861-324816-454816-4515357(Top 53%)5457(Top 43%)5457(Top 443%)
24M24.00 mi1.00 mi14817+444808+84808+814226(Top 49%)4918(Top 39%)4918(Top 399%)
40K24.85 mi0.85 mi14741+764785+234785+2312886(Top 44%)4269(Top 34%)4269(Top 346%)
25.2M25.20 mi0.35 mi14716+254777+84777+813572(Top 47%)4667(Top 37%)4667(Top 379%)
FINISH26.22 mi1.02 mi14685+314779-24779-214167(Top 49%)5001(Top 40%)5001(Top 406%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21
+97ft-345ft

Overall

14745

Females

4591

F50-54

4591

5K→10K

3.1 - 6.2 mi

Top 50%
×5
+79ft-138ft

Overall

14514

Females

4413

F50-54

4413

10K→15K

6.2 - 9.3 mi

Top 51%
×3
+67ft-78ft

Overall

14745

Females

4591

F50-54

4591

15K→20K

9.3 - 12.4 mi

Top 52%
×5
+106ft-86ft

Overall

15209

Females

4923

F50-54

4923

20K→HALF

12.4 - 13.1 mi

Top 52%
×2
+19ft-37ft

Overall

15224

Females

4860

F50-54

4860

HALF→25K

13.1 - 15.5 mi

Top 55%
×4
+66ft-88ft

Overall

16056

Females

5452

F50-54

5452

25K→30K

15.5 - 18.6 mi

Top 53%
×9
+181ft-148ft

Overall

15313

Females

5146

F50-54

5146

30K→20M

18.6 - 20.0 mi

Top 50%
×5
+64ft-50ft

Overall

14649

Females

4847

F50-54

4847

20M→21M

20.0 - 21.0 mi

Top 53%
×8
+106ft-24ft

Overall

15489

Females

5405

F50-54

5405

21M→35K

21.0 - 21.8 mi

Top 57%
×7
+17ft-86ft

Overall

16630

Females

6094

F50-54

6094

35K→23M

21.8 - 23.0 mi

Top 53%
×5
+23ft-63ft

Overall

15357

Females

5457

F50-54

5457

23M→24M

23.0 - 24.0 mi

Top 49%
×6
+12ft-82ft

Overall

14226

Females

4918

F50-54

4918

24M→40K

24.0 - 24.9 mi

Top 44%
×1
+6ft-20ft

Overall

12886

Females

4269

F50-54

4269

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1
+13ft-16ft

Overall

13572

Females

4667

F50-54

4667

25.2M→FINISH

25.2 - 26.2 mi

Top 49%
×2
+22ft-21ft

Overall

14167

Females

5001

F50-54

5001

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1225
Passed By
1624
Net Change
-1490
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13195
5K → 10K104200-629#13195#13824
10K → 15K130200-255#13824#14079
15K → 20K80200-297#14079#14376
20K → HALF1750-33#14376#14409
HALF → 25K76200-269#14409#14678
25K → 30K162200-89#14678#14767
30K → 20M11482+32#14767#14735
20M → 21M94121-27#14735#14762
21M → 35K42109-67#14762#14829
35K → 23M93125-32#14829#14861
23M → 24M9551+44#14861#14817
24M → 40K10226+76#14817#14741
40K → 25.2M3914+25#14741#14716
25.2M → FINISH7746+31#14716#14685
TOTALS12251624-1490
📊

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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