All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Zhuo Chen

Bib: 21705 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M60-64)
#0 / 1514
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
27:02
3.11 mi
Rank: #21193
Start → 5K
27:02 | 8:43/mi
10K
54:24
6.21 mi
Rank: #21604 (-411)
5K → 10K
27:22 | 8:49/mi
15K
1:21:43
9.32 mi
Rank: #21611 (-7)
10K → 15K
27:19 | 8:48/mi
20K
1:49:41
12.43 mi
Rank: #21667 (-56)
15K → 20K
27:58 | 9:01/mi
HALF
1:55:41
13.11 mi
Rank: #21670 (-3)
20K → HALF
6:00 | 8:49/mi
25K
2:17:42
15.53 mi
Rank: #21626 (+44)
HALF → 25K
22:01 | 9:05/mi
30K
2:47:11
18.64 mi
Rank: #21635 (-9)
25K → 30K
29:29 | 9:30/mi
20M
3:00:16
20.00 mi
Rank: #21612 (+23)
30K → 20M
13:05 | 9:38/mi
21M
3:10:44
21.00 mi
Rank: #21643 (-31)
20M → 21M
10:28 | 10:28/mi
35K
3:17:43
21.75 mi
Rank: #21628 (+15)
21M → 35K
6:59 | 9:21/mi
23M
3:29:30
23.00 mi
Rank: #21555 (+73)
35K → 23M
11:47 | 9:25/mi
24M
3:38:43
24.00 mi
Rank: #21518 (+37)
23M → 24M
9:13 | 9:13/mi
40K
3:46:53
24.85 mi
Rank: #21504 (+14)
24M → 40K
8:10 | 9:34/mi
25.2M
3:50:27
25.20 mi
Rank: #21508 (-4)
40K → 25.2M
3:34 | 10:21/mi
FINISH
3:59:36
26.22 mi
Rank: #21496 (+12)
25.2M → FINISH
9:09 | 8:59/mi
Unlock Your Full

AI Performance Report

New

Understand What Really Happened During Your Race

Go deeper with personalized analysis powered by your official race data.

Your AI Performance Report includes:
  • Fatigue & pacing analysis
  • Finish time optimization
  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
Shareable via link — view it anywhere, share with anyone
AI Report Preview
Generating your preview…
$4.99
One-time purchase for this race
Includes a shareable link

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:55:41
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time2:03:55
Pace9:28 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:4527:028:4327:02
8:43
-
10K
6.21 mi11:56:0754:248:4627:22
8:49
+0:06
15K
9.32 mi12:23:261:21:438:4727:19
8:48
-0:01
20K
12.43 mi12:51:241:49:418:5027:58
9:01
+0:13
HALF
13.11 mi12:57:241:55:418:506:00
8:49
-0:12
25K
15.53 mi13:19:252:17:428:5222:01
9:05
+0:16
30K
18.64 mi13:48:542:47:118:5929:29
9:30
+0:25
20M
20.00 mi14:01:593:00:169:0113:05
9:38
+0:08
21M
21.00 mi14:12:273:10:449:0510:28
10:28
+0:50
35K
21.75 mi14:19:263:17:439:066:59
9:21
-1:07
23M
23.00 mi14:31:133:29:309:0711:47
9:25
+0:04
24M
24.00 mi14:40:263:38:439:079:13
9:13
-0:12
40K
24.85 mi14:48:363:46:539:088:10
9:34
+0:21
25.2M
25.20 mi14:52:103:50:279:093:34
10:21
+0:47
FINISH
26.22 mi15:01:193:59:369:099:09
8:59
-1:22

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

8:43 /mi

Average Pace

9:09 /mi

Slowest Pace

10:28 /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

1:27:43

37% of race

Time at Steady Pace

1:27:07

36% of race

Time at Slower Pace

1:04:46

27% of race

Average Pace: 9:08 /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 mi11:28:4527:028:4327:02
8:43
#21193
10K
6.21 mi11:56:0754:248:4627:22
8:49
#21604
15K
9.32 mi12:23:261:21:438:4727:19
8:48
#21611
20K
12.43 mi12:51:241:49:418:5027:58
9:01
#21667
HALF
13.11 mi12:57:241:55:418:506:00
8:49
#21670
25K
15.53 mi13:19:252:17:428:5222:01
9:05
#21626
30K
18.64 mi13:48:542:47:118:5929:29
9:30
#21635
20M
20.00 mi14:01:593:00:169:0113:05
9:38
#21612
21M
21.00 mi14:12:273:10:449:0510:28
10:28
#21643
35K
21.75 mi14:19:263:17:439:066:59
9:21
#21628
23M
23.00 mi14:31:133:29:309:0711:47
9:25
#21555
24M
24.00 mi14:40:263:38:439:079:13
9:13
#21518
40K
24.85 mi14:48:363:46:539:088:10
9:34
#21504
25.2M
25.20 mi14:52:103:50:279:093:34
10:21
#21508
FINISH
26.22 mi15:01:193:59:369:099:09
8:59
#21496
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi21193128251282521689(Top 75%)13131(Top 80%)13131(Top 867%)
10K6.21 mi3.10 mi21604-41113040-21513040-21521939(Top 76%)13227(Top 81%)13227(Top 874%)
15K9.32 mi3.11 mi21611-713047-713047-721689(Top 75%)13131(Top 80%)13131(Top 867%)
20K12.43 mi3.11 mi21667-5613079-3213079-3221911(Top 76%)13204(Top 81%)13204(Top 872%)
HALF13.11 mi0.68 mi21670-313077+213077+221801(Top 75%)13173(Top 81%)13173(Top 870%)
25K15.53 mi2.42 mi21626+4413059+1813059+1821519(Top 74%)13001(Top 80%)13001(Top 859%)
30K18.64 mi3.11 mi21635-913051+813051+821596(Top 74%)12941(Top 79%)12941(Top 855%)
20M20.00 mi1.36 mi21612+2313018+3313018+3321506(Top 74%)12819(Top 78%)12819(Top 847%)
21M21.00 mi1.00 mi21643-3113023-513023-521856(Top 75%)12948(Top 79%)12948(Top 855%)
35K21.75 mi0.75 mi21628+1513008+1513008+1521266(Top 73%)12609(Top 77%)12609(Top 833%)
23M23.00 mi1.25 mi21555+7312967+4112967+4120299(Top 70%)12115(Top 74%)12115(Top 800%)
24M24.00 mi1.00 mi21518+3712936+3112936+3120328(Top 70%)12039(Top 74%)12039(Top 795%)
40K24.85 mi0.85 mi21504+1412913+2312913+2320560(Top 71%)12133(Top 74%)12133(Top 801%)
25.2M25.20 mi0.35 mi21508-412915-212915-220564(Top 71%)12138(Top 74%)12138(Top 802%)
FINISH26.22 mi1.02 mi21496+1212908+712908+720418(Top 70%)12051(Top 74%)12051(Top 796%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21
+97ft-345ft

Overall

21689

Males

13131

M60-64

13131

5K→10K

3.1 - 6.2 mi

Top 76%
×5
+79ft-138ft

Overall

21939

Males

13227

M60-64

13227

10K→15K

6.2 - 9.3 mi

Top 75%
×3
+67ft-78ft

Overall

21689

Males

13131

M60-64

13131

15K→20K

9.3 - 12.4 mi

Top 76%
×5
+106ft-86ft

Overall

21911

Males

13204

M60-64

13204

20K→HALF

12.4 - 13.1 mi

Top 75%
×2
+19ft-37ft

Overall

21801

Males

13173

M60-64

13173

HALF→25K

13.1 - 15.5 mi

Top 74%
×4
+66ft-88ft

Overall

21519

Males

13001

M60-64

13001

25K→30K

15.5 - 18.6 mi

Top 74%
×9
+181ft-148ft

Overall

21596

Males

12941

M60-64

12941

30K→20M

18.6 - 20.0 mi

Top 74%
×5
+64ft-50ft

Overall

21506

Males

12819

M60-64

12819

20M→21M

20.0 - 21.0 mi

Top 75%
×8
+106ft-24ft

Overall

21856

Males

12948

M60-64

12948

21M→35K

21.0 - 21.8 mi

Top 73%
×7
+17ft-86ft

Overall

21266

Males

12609

M60-64

12609

35K→23M

21.8 - 23.0 mi

Top 70%
×5
+23ft-63ft

Overall

20299

Males

12115

M60-64

12115

23M→24M

23.0 - 24.0 mi

Top 70%
×6
+12ft-82ft

Overall

20328

Males

12039

M60-64

12039

24M→40K

24.0 - 24.9 mi

Top 71%
×1
+6ft-20ft

Overall

20560

Males

12133

M60-64

12133

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1
+13ft-16ft

Overall

20564

Males

12138

M60-64

12138

25.2M→FINISH

25.2 - 26.2 mi

Top 70%
×2
+22ft-21ft

Overall

20418

Males

12051

M60-64

12051

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1302
Passed By
1269
Net Change
-303
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21193
5K → 10K125200-411#21193#21604
10K → 15K165172-7#21604#21611
15K → 20K144200-56#21611#21667
20K → HALF2730-3#21667#21670
HALF → 25K148104+44#21670#21626
25K → 30K163172-9#21626#21635
30K → 20M10077+23#21635#21612
20M → 21M72103-31#21612#21643
21M → 35K5338+15#21643#21628
35K → 23M10229+73#21628#21555
23M → 24M6730+37#21555#21518
24M → 40K6147+14#21518#21504
40K → 25.2M2529-4#21504#21508
25.2M → FINISH5038+12#21508#21496
TOTALS13021269-303
📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback