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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Shengzheng Zhou

Bib: 9284 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 19%
Gender (Male)
#0 / 16340
Top 30%
Masters (Masters Men)
#0 / 10617
Top 16%
Age Group (M40-44)
#0 / 2198
Top 40%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Shengzheng

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 · 6:36/mi at mile 24.0

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
20:53
3.11 mi
Rank: #6093
Start → 5K
20:53 | 6:44/mi
10K
42:07
6.21 mi
Rank: #6659 (-566)
5K → 10K
21:14 | 6:51/mi
15K
1:02:55
9.32 mi
Rank: #6341 (+318)
10K → 15K
20:48 | 6:42/mi
20K
1:23:52
12.43 mi
Rank: #6094 (+247)
15K → 20K
20:57 | 6:45/mi
HALF
1:28:25
13.11 mi
Rank: #6077 (+17)
20K → HALF
4:33 | 6:41/mi
25K
1:44:56
15.53 mi
Rank: #6030 (+47)
HALF → 25K
16:31 | 6:49/mi
30K
2:06:24
18.64 mi
Rank: #5828 (+202)
25K → 30K
21:28 | 6:55/mi
20M
2:15:54
20.00 mi
Rank: #5805 (+23)
30K → 20M
9:30 | 7:00/mi
21M
2:23:20
21.00 mi
Rank: #5801 (+4)
20M → 21M
7:26 | 7:26/mi
35K
2:28:23
21.75 mi
Rank: #5766 (+35)
21M → 35K
5:03 | 6:46/mi
23M
2:37:10
23.00 mi
Rank: #5716 (+50)
35K → 23M
8:47 | 7:02/mi
24M
2:43:46
24.00 mi
Rank: #5594 (+122)
23M → 24M
6:36 | 6:36/mi
40K
2:49:38
24.85 mi
Rank: #5538 (+56)
24M → 40K
5:52 | 6:52/mi
25.2M
2:52:11
25.20 mi
Rank: #5510 (+28)
40K → 25.2M
2:33 | 7:24/mi
FINISH
2:59:00
26.22 mi
Rank: #5480 (+30)
25.2M → FINISH
6:49 | 6:42/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:28:25
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:30:35
Pace6:55 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3420:536:4420:53
6:44
-
10K
6.21 mi11:13:4842:076:4721:14
6:51
+0:07
15K
9.32 mi11:34:361:02:556:4620:48
6:42
-0:09
20K
12.43 mi11:55:331:23:526:4520:57
6:45
+0:03
HALF
13.11 mi12:00:061:28:256:454:33
6:41
-0:04
25K
15.53 mi12:16:371:44:566:4616:31
6:49
+0:08
30K
18.64 mi12:38:052:06:246:4721:28
6:55
+0:06
20M
20.00 mi12:47:352:15:546:489:30
7:00
+0:05
21M
21.00 mi12:55:012:23:206:507:26
7:26
+0:26
35K
21.75 mi13:00:042:28:236:505:03
6:46
-0:40
23M
23.00 mi13:08:512:37:106:518:47
7:02
+0:16
24M
24.00 mi13:15:272:43:466:506:36
6:36
-0:26
40K
24.85 mi13:21:192:49:386:505:52
6:52
+0:16
25.2M
25.20 mi13:23:522:52:116:502:33
7:24
+0:32
FINISH
26.22 mi13:30:412:59:006:506:49
6:42
-0:42

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

6:36 /mi

Average Pace

6:50 /mi

Slowest Pace

7:26 /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

2:49:01

94% of race

Time at Steady Pace

9:59

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:50 /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 mi10:52:3420:536:4420:53
6:44
#6093
10K
6.21 mi11:13:4842:076:4721:14
6:51
#6659
15K
9.32 mi11:34:361:02:556:4620:48
6:42
#6341
20K
12.43 mi11:55:331:23:526:4520:57
6:45
#6094
HALF
13.11 mi12:00:061:28:256:454:33
6:41
#6077
25K
15.53 mi12:16:371:44:566:4616:31
6:49
#6030
30K
18.64 mi12:38:052:06:246:4721:28
6:55
#5828
20M
20.00 mi12:47:352:15:546:489:30
7:00
#5805
21M
21.00 mi12:55:012:23:206:507:26
7:26
#5801
35K
21.75 mi13:00:042:28:236:505:03
6:46
#5766
23M
23.00 mi13:08:512:37:106:518:47
7:02
#5716
24M
24.00 mi13:15:272:43:466:506:36
6:36
#5594
40K
24.85 mi13:21:192:49:386:505:52
6:52
#5538
25.2M
25.20 mi13:23:522:52:116:502:33
7:24
#5510
FINISH
26.22 mi13:30:412:59:006:506:49
6:42
#5480
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6093554855485787(Top 20%)5281(Top 32%)5281(Top 240%)
10K6.21 mi3.10 mi6659-5665963-4155963-4157301(Top 25%)6404(Top 39%)6404(Top 291%)
15K9.32 mi3.11 mi6341+3185729+2345729+2345787(Top 20%)5281(Top 32%)5281(Top 240%)
20K12.43 mi3.11 mi6094+2475532+1975532+1975595(Top 19%)5103(Top 31%)5103(Top 232%)
HALF13.11 mi0.68 mi6077+175514+185514+185901(Top 20%)5329(Top 33%)5329(Top 242%)
25K15.53 mi2.42 mi6030+475467+475467+475889(Top 20%)5280(Top 32%)5280(Top 240%)
30K18.64 mi3.11 mi5828+2025288+1795288+1795229(Top 18%)4713(Top 29%)4713(Top 214%)
20M20.00 mi1.36 mi5805+235254+345254+345489(Top 19%)4874(Top 30%)4874(Top 222%)
21M21.00 mi1.00 mi5801+45236+185236+186046(Top 21%)5140(Top 31%)5140(Top 234%)
35K21.75 mi0.75 mi5766+355204+325204+325305(Top 18%)4669(Top 29%)4669(Top 212%)
23M23.00 mi1.25 mi5716+505156+485156+485566(Top 19%)4800(Top 29%)4800(Top 218%)
24M24.00 mi1.00 mi5594+1225051+1055051+1053767(Top 13%)3395(Top 21%)3395(Top 154%)
40K24.85 mi0.85 mi5538+565003+485003+484591(Top 16%)3986(Top 24%)3986(Top 181%)
25.2M25.20 mi0.35 mi5510+284975+284975+284606(Top 16%)3934(Top 24%)3934(Top 179%)
FINISH26.22 mi1.02 mi5480+304935+404935+405369(Top 19%)4442(Top 27%)4442(Top 202%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21
+97ft-345ft

Overall

5787

Males

5281

M40-44

5281

5K→10K

3.1 - 6.2 mi

Top 25%
×5
+79ft-138ft

Overall

7301

Males

6404

M40-44

6404

10K→15K

6.2 - 9.3 mi

Top 20%
×3
+67ft-78ft

Overall

5787

Males

5281

M40-44

5281

15K→20K

9.3 - 12.4 mi

Top 19%
×5
+106ft-86ft

Overall

5595

Males

5103

M40-44

5103

20K→HALF

12.4 - 13.1 mi

Top 20%
×2
+19ft-37ft

Overall

5901

Males

5329

M40-44

5329

HALF→25K

13.1 - 15.5 mi

Top 20%
×4
+66ft-88ft

Overall

5889

Males

5280

M40-44

5280

25K→30K

15.5 - 18.6 mi

Top 18%
×9
+181ft-148ft

Overall

5229

Males

4713

M40-44

4713

30K→20M

18.6 - 20.0 mi

Top 19%
×5
+64ft-50ft

Overall

5489

Males

4874

M40-44

4874

20M→21M

20.0 - 21.0 mi

Top 21%
×8
+106ft-24ft

Overall

6046

Males

5140

M40-44

5140

21M→35K

21.0 - 21.8 mi

Top 18%
×7
+17ft-86ft

Overall

5305

Males

4669

M40-44

4669

35K→23M

21.8 - 23.0 mi

Top 19%
×5
+23ft-63ft

Overall

5566

Males

4800

M40-44

4800

23M→24M

23.0 - 24.0 mi

Top 13%
×6
+12ft-82ft

Overall

3767

Males

3395

M40-44

3395

24M→40K

24.0 - 24.9 mi

Top 16%
×1
+6ft-20ft

Overall

4591

Males

3986

M40-44

3986

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1
+13ft-16ft

Overall

4606

Males

3934

M40-44

3934

25.2M→FINISH

25.2 - 26.2 mi

Top 19%
×2
+22ft-21ft

Overall

5369

Males

4442

M40-44

4442

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1698*
Passed By
673
Net Change
+613
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6093
5K → 10K46200-566#6093#6659
10K → 15K349*31+318#6659#6341
15K → 20K278*31+247#6341#6094
20K → HALF3316+17#6094#6077
HALF → 25K11366+47#6077#6030
25K → 30K247*45+202#6030#5828
30K → 20M7754+23#5828#5805
20M → 21M6460+4#5805#5801
21M → 35K5520+35#5801#5766
35K → 23M11464+50#5766#5716
23M → 24M1319+122#5716#5594
24M → 40K7418+56#5594#5538
40K → 25.2M368+28#5538#5510
25.2M → FINISH8151+30#5510#5480
TOTALS1698*673+613

* 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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