Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Yongxu Duan

Bib: 13361 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 35%
Gender (Male)
#0 / 16340
Top 47%
Masters (Masters Men)
#0 / 10617
Top 36%
Age Group (M50-54)
#0 / 1868
Top 36%
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Yongxu

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 Β· 6:57/mi at mile 6.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase Β· Instant access Β· Downloadable PDF Β· 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
22:00
3.11 mi
Rank: #9203
Start β†’ 5K
22:00 | 7:05/mi
10K
43:36
6.21 mi
Rank: #8711 (+492)
5K β†’ 10K
21:36 | 6:58/mi
15K
1:05:12
9.32 mi
Rank: #8540 (+171)
10K β†’ 15K
21:36 | 6:58/mi
20K
1:27:28
12.43 mi
Rank: #8639 (-99)
15K β†’ 20K
22:16 | 7:11/mi
HALF
1:32:16
13.11 mi
Rank: #8643 (-4)
20K β†’ HALF
4:48 | 7:03/mi
25K
1:49:49
15.53 mi
Rank: #8679 (-36)
HALF β†’ 25K
17:33 | 7:15/mi
30K
2:13:51
18.64 mi
Rank: #9082 (-403)
25K β†’ 30K
24:02 | 7:45/mi
20M
2:24:52
20.00 mi
Rank: #9392 (-310)
30K β†’ 20M
11:01 | 8:07/mi
21M
2:33:33
21.00 mi
Rank: #9636 (-244)
20M β†’ 21M
8:41 | 8:41/mi
35K
2:39:14
21.75 mi
Rank: #9668 (-32)
21M β†’ 35K
5:41 | 7:36/mi
23M
2:49:11
23.00 mi
Rank: #9753 (-85)
35K β†’ 23M
9:57 | 7:58/mi
24M
2:57:01
24.00 mi
Rank: #9871 (-118)
23M β†’ 24M
7:50 | 7:50/mi
40K
3:03:47
24.85 mi
Rank: #9945 (-74)
24M β†’ 40K
6:46 | 7:55/mi
25.2M
3:06:51
25.20 mi
Rank: #10010 (-65)
40K β†’ 25.2M
3:04 | 8:54/mi
FINISH
3:14:26
26.22 mi
Rank: #10030 (-20)
25.2M β†’ FINISH
7:35 | 7:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:32:16
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:42:10
Pace7:48 /mi
πŸ“ŠPositive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5822:007:0522:00
7:05
-
10K
6.21 mi11:12:3443:367:0221:36
6:58
-0:07
15K
9.32 mi11:34:101:05:127:0021:36
6:58
0:00
20K
12.43 mi11:56:261:27:287:0322:16
7:11
+0:13
HALF
13.11 mi12:01:141:32:167:034:48
7:03
-0:08
25K
15.53 mi12:18:471:49:497:0517:33
7:15
+0:12
30K
18.64 mi12:42:492:13:517:1124:02
7:45
+0:30
20M
20.00 mi12:53:502:24:527:1511:01
8:07
+0:22
21M
21.00 mi13:02:312:33:337:198:41
8:41
+0:34
35K
21.75 mi13:08:122:39:147:205:41
7:36
-1:05
23M
23.00 mi13:18:092:49:117:229:57
7:58
+0:22
24M
24.00 mi13:25:592:57:017:237:50
7:50
-0:08
40K
24.85 mi13:32:453:03:477:246:46
7:55
+0:05
25.2M
25.20 mi13:35:493:06:517:253:04
8:54
+0:59
FINISH
26.22 mi13:43:243:14:267:267:35
7:27
-1:27

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

6:58 /mi

Average Pace

7:25 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:49:49

56% of race

Time at Steady Pace

45:08

23% of race

Time at Slower Pace

39:29

20% of race

Average Pace: 7:25 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:50:5822:007:0522:00
7:05
#9203
10K
6.21 mi11:12:3443:367:0221:36
6:58
#8711
15K
9.32 mi11:34:101:05:127:0021:36
6:58
#8540
20K
12.43 mi11:56:261:27:287:0322:16
7:11
#8639
HALF
13.11 mi12:01:141:32:167:034:48
7:03
#8643
25K
15.53 mi12:18:471:49:497:0517:33
7:15
#8679
30K
18.64 mi12:42:492:13:517:1124:02
7:45
#9082
20M
20.00 mi12:53:502:24:527:1511:01
8:07
#9392
21M
21.00 mi13:02:312:33:337:198:41
8:41
#9636
35K
21.75 mi13:08:122:39:147:205:41
7:36
#9668
23M
23.00 mi13:18:092:49:117:229:57
7:58
#9753
24M
24.00 mi13:25:592:57:017:237:50
7:50
#9871
40K
24.85 mi13:32:453:03:477:246:46
7:55
#9945
25.2M
25.20 mi13:35:493:06:517:253:04
8:54
#10010
FINISH
26.22 mi13:43:243:14:267:267:35
7:27
#10030
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9203767876788237(Top 28%)7018(Top 43%)7018(Top 376%)
10K6.21 mi3.10 mi8711+4927339+3397339+3398334(Top 29%)7103(Top 43%)7103(Top 380%)
15K9.32 mi3.11 mi8540+1717226+1137226+1138237(Top 28%)7018(Top 43%)7018(Top 376%)
20K12.43 mi3.11 mi8639-997272-467272-469093(Top 31%)7474(Top 46%)7474(Top 400%)
HALF13.11 mi0.68 mi8643-47266+67266+68988(Top 31%)7467(Top 46%)7467(Top 400%)
25K15.53 mi2.42 mi8679-367276-107276-109173(Top 32%)7422(Top 45%)7422(Top 397%)
30K18.64 mi3.11 mi9082-4037473-1977473-19711497(Top 40%)8427(Top 52%)8427(Top 451%)
20M20.00 mi1.36 mi9392-3107593-1207593-12013577(Top 47%)9246(Top 57%)9246(Top 495%)
21M21.00 mi1.00 mi9636-2447696-1037696-10314246(Top 49%)9472(Top 58%)9472(Top 507%)
35K21.75 mi0.75 mi9668-327705-97705-911496(Top 40%)8181(Top 50%)8181(Top 438%)
23M23.00 mi1.25 mi9753-857714-97714-912098(Top 42%)8401(Top 51%)8401(Top 450%)
24M24.00 mi1.00 mi9871-1187751-377751-3712519(Top 43%)8478(Top 52%)8478(Top 454%)
40K24.85 mi0.85 mi9945-747750+17750+111839(Top 41%)8095(Top 50%)8095(Top 433%)
25.2M25.20 mi0.35 mi10010-657770-207770-2013963(Top 48%)9007(Top 55%)9007(Top 482%)
FINISH26.22 mi1.02 mi10030-207746+247746+2410940(Top 38%)7573(Top 46%)7573(Top 405%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
Γ—21
+97ft-345ft

Overall

8237

Males

7018

M50-54

7018

5K→10K

3.1 - 6.2 mi

Top 29%
Γ—5
+79ft-138ft

Overall

8334

Males

7103

M50-54

7103

10K→15K

6.2 - 9.3 mi

Top 28%
Γ—3
+67ft-78ft

Overall

8237

Males

7018

M50-54

7018

15K→20K

9.3 - 12.4 mi

Top 31%
Γ—5
+106ft-86ft

Overall

9093

Males

7474

M50-54

7474

20K→HALF

12.4 - 13.1 mi

Top 31%
Γ—2
+19ft-37ft

Overall

8988

Males

7467

M50-54

7467

HALF→25K

13.1 - 15.5 mi

Top 32%
Γ—4
+66ft-88ft

Overall

9173

Males

7422

M50-54

7422

25K→30K

15.5 - 18.6 mi

Top 40%
Γ—9
+181ft-148ft

Overall

11497

Males

8427

M50-54

8427

30K→20M

18.6 - 20.0 mi

Top 47%
Γ—5
+64ft-50ft

Overall

13577

Males

9246

M50-54

9246

20M→21M

20.0 - 21.0 mi

Top 49%
Γ—8
+106ft-24ft

Overall

14246

Males

9472

M50-54

9472

21M→35K

21.0 - 21.8 mi

Top 40%
Γ—7
+17ft-86ft

Overall

11496

Males

8181

M50-54

8181

35K→23M

21.8 - 23.0 mi

Top 42%
Γ—5
+23ft-63ft

Overall

12098

Males

8401

M50-54

8401

23M→24M

23.0 - 24.0 mi

Top 43%
Γ—6
+12ft-82ft

Overall

12519

Males

8478

M50-54

8478

24M→40K

24.0 - 24.9 mi

Top 41%
Γ—1
+6ft-20ft

Overall

11839

Males

8095

M50-54

8095

40K→25.2M

24.9 - 25.2 mi

Top 48%
Γ—1
+13ft-16ft

Overall

13963

Males

9007

M50-54

9007

25.2M→FINISH

25.2 - 26.2 mi

Top 38%
Γ—2
+22ft-21ft

Overall

10940

Males

7573

M50-54

7573

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1451*
Passed By
1770
Net Change
-827
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#9203
5K β†’ 10K543*51+492#9203#8711
10K β†’ 15K238*67+171#8711#8540
15K β†’ 20K100199-99#8540#8639
20K β†’ HALF2226-4#8639#8643
HALF β†’ 25K96132-36#8643#8679
25K β†’ 30K78200-403#8679#9082
30K β†’ 20M41200-310#9082#9392
20M β†’ 21M28200-244#9392#9636
21M β†’ 35K4274-32#9636#9668
35K β†’ 23M82167-85#9668#9753
23M β†’ 24M42159-118#9753#9871
24M β†’ 40K58132-74#9871#9945
40K β†’ 25.2M1780-65#9945#10010
25.2M β†’ FINISH6483-20#10010#10030
TOTALS1451*1770-827

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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