All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

William Chung

Bib: 11642 •M •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
Race Day Weather
51°/41°F
overcast clouds
Personalized for William

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 · 7:52/mi at mile 9.3

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
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
26:19
3.11 mi
Rank: #19913
Start → 5K
26:19 | 8:29/mi
10K
51:25
6.21 mi
Rank: #18873 (+1040)
5K → 10K
25:06 | 8:05/mi
15K
1:15:52
9.32 mi
Rank: #17999 (+874)
10K → 15K
24:27 | 7:53/mi
20K
1:40:47
12.43 mi
Rank: #17578 (+421)
15K → 20K
24:55 | 8:02/mi
HALF
1:46:13
13.11 mi
Rank: #17542 (+36)
20K → HALF
5:26 | 7:59/mi
25K
2:06:17
15.53 mi
Rank: #17481 (+61)
HALF → 25K
20:04 | 8:17/mi
30K
2:35:27
18.64 mi
Rank: #18269 (-788)
25K → 30K
29:10 | 9:24/mi
20M
2:48:09
20.00 mi
Rank: #18437 (-168)
30K → 20M
12:42 | 9:21/mi
21M
2:58:31
21.00 mi
Rank: #18656 (-219)
20M → 21M
10:22 | 10:22/mi
35K
3:06:30
21.75 mi
Rank: #19058 (-402)
21M → 35K
7:59 | 10:41/mi
23M
3:18:37
23.00 mi
Rank: #19252 (-194)
35K → 23M
12:07 | 9:41/mi
24M
3:28:07
24.00 mi
Rank: #19367 (-115)
23M → 24M
9:30 | 9:30/mi
40K
3:36:32
24.85 mi
Rank: #19501 (-134)
24M → 40K
8:25 | 9:51/mi
25.2M
3:40:21
25.20 mi
Rank: #19569 (-68)
40K → 25.2M
3:49 | 11:05/mi
FINISH
3:49:50
26.22 mi
Rank: #19703 (-134)
25.2M → FINISH
9:29 | 9:19/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:46:13
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time2:03:37
Pace9:26 /mi
📊Positive Split: 16.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:4926:198:2926:19
8:29
-
10K
6.21 mi11:11:5551:258:1725:06
8:05
-0:24
15K
9.32 mi11:36:221:15:528:0924:27
7:53
-0:12
20K
12.43 mi12:01:171:40:478:0724:55
8:02
+0:09
HALF
13.11 mi12:06:431:46:138:075:26
7:59
-0:03
25K
15.53 mi12:26:472:06:178:0820:04
8:17
+0:18
30K
18.64 mi12:55:572:35:278:2129:10
9:24
+1:07
20M
20.00 mi13:08:392:48:098:2512:42
9:21
-0:03
21M
21.00 mi13:19:012:58:318:3110:22
10:22
+1:01
35K
21.75 mi13:27:003:06:308:357:59
10:41
+0:19
23M
23.00 mi13:39:073:18:378:3912:07
9:41
-1:00
24M
24.00 mi13:48:373:28:078:419:30
9:30
-0:11
40K
24.85 mi13:57:023:36:328:438:25
9:51
+0:21
25.2M
25.20 mi14:00:513:40:218:453:49
11:05
+1:14
FINISH
26.22 mi14:10:203:49:508:479:29
9:19
-1:46

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

7:53 /mi

Average Pace

8:46 /mi

Slowest Pace

11:05 /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

2:06:17

55% of race

Time at Steady Pace

1:21:23

35% of race

Time at Slower Pace

22:10

10% of race

Average Pace: 8:46 /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 mi10:46:4926:198:2926:19
8:29
#19913
10K
6.21 mi11:11:5551:258:1725:06
8:05
#18873
15K
9.32 mi11:36:221:15:528:0924:27
7:53
#17999
20K
12.43 mi12:01:171:40:478:0724:55
8:02
#17578
HALF
13.11 mi12:06:431:46:138:075:26
7:59
#17542
25K
15.53 mi12:26:472:06:178:0820:04
8:17
#17481
30K
18.64 mi12:55:572:35:278:2129:10
9:24
#18269
20M
20.00 mi13:08:392:48:098:2512:42
9:21
#18437
21M
21.00 mi13:19:012:58:318:3110:22
10:22
#18656
35K
21.75 mi13:27:003:06:308:357:59
10:41
#19058
23M
23.00 mi13:39:073:18:378:3912:07
9:41
#19252
24M
24.00 mi13:48:373:28:078:419:30
9:30
#19367
40K
24.85 mi13:57:023:36:328:438:25
9:51
#19501
25.2M
25.20 mi14:00:513:40:218:453:49
11:05
#19569
FINISH
26.22 mi14:10:203:49:508:479:29
9:19
#19703
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi19913122521225215919(Top 55%)10556(Top 65%)10556(Top 184%)
10K6.21 mi3.10 mi18873+104011797+45511797+45517816(Top 61%)11353(Top 69%)11353(Top 198%)
15K9.32 mi3.11 mi17999+87411432+36511432+36515919(Top 55%)10556(Top 65%)10556(Top 184%)
20K12.43 mi3.11 mi17578+42111246+18611246+18616251(Top 56%)10662(Top 65%)10662(Top 186%)
HALF13.11 mi0.68 mi17542+3611230+1611230+1616892(Top 58%)10979(Top 67%)10979(Top 192%)
25K15.53 mi2.42 mi17481+6111204+2611204+2617281(Top 60%)11061(Top 68%)11061(Top 193%)
30K18.64 mi3.11 mi18269-78811504-30011504-30021261(Top 73%)12777(Top 78%)12777(Top 223%)
20M20.00 mi1.36 mi18437-16811552-4811552-4820450(Top 70%)12319(Top 75%)12319(Top 215%)
21M21.00 mi1.00 mi18656-21911642-9011642-9021583(Top 74%)12817(Top 78%)12817(Top 224%)
35K21.75 mi0.75 mi19058-40211803-16111803-16124639(Top 85%)14214(Top 87%)14214(Top 248%)
23M23.00 mi1.25 mi19252-19411860-5711860-5721186(Top 73%)12533(Top 77%)12533(Top 219%)
24M24.00 mi1.00 mi19367-11511887-2711887-2721331(Top 74%)12541(Top 77%)12541(Top 219%)
40K24.85 mi0.85 mi19501-13411944-5711944-5721473(Top 74%)12566(Top 77%)12566(Top 220%)
25.2M25.20 mi0.35 mi19569-6811968-2411968-2422493(Top 78%)13062(Top 80%)13062(Top 228%)
FINISH26.22 mi1.02 mi19703-13412020-5212020-5221656(Top 75%)12682(Top 78%)12682(Top 222%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21
+97ft-345ft

Overall

15919

Males

10556

M18-39

10556

5K→10K

3.1 - 6.2 mi

Top 61%
×5
+79ft-138ft

Overall

17816

Males

11353

M18-39

11353

10K→15K

6.2 - 9.3 mi

Top 55%
×3
+67ft-78ft

Overall

15919

Males

10556

M18-39

10556

15K→20K

9.3 - 12.4 mi

Top 56%
×5
+106ft-86ft

Overall

16251

Males

10662

M18-39

10662

20K→HALF

12.4 - 13.1 mi

Top 58%
×2
+19ft-37ft

Overall

16892

Males

10979

M18-39

10979

HALF→25K

13.1 - 15.5 mi

Top 60%
×4
+66ft-88ft

Overall

17281

Males

11061

M18-39

11061

25K→30K

15.5 - 18.6 mi

Top 73%
×9
+181ft-148ft

Overall

21261

Males

12777

M18-39

12777

30K→20M

18.6 - 20.0 mi

Top 70%
×5
+64ft-50ft

Overall

20450

Males

12319

M18-39

12319

20M→21M

20.0 - 21.0 mi

Top 74%
×8
+106ft-24ft

Overall

21583

Males

12817

M18-39

12817

21M→35K

21.0 - 21.8 mi

Top 85%
×7
+17ft-86ft

Overall

24639

Males

14214

M18-39

14214

35K→23M

21.8 - 23.0 mi

Top 73%
×5
+23ft-63ft

Overall

21186

Males

12533

M18-39

12533

23M→24M

23.0 - 24.0 mi

Top 74%
×6
+12ft-82ft

Overall

21331

Males

12541

M18-39

12541

24M→40K

24.0 - 24.9 mi

Top 74%
×1
+6ft-20ft

Overall

21473

Males

12566

M18-39

12566

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1
+13ft-16ft

Overall

22493

Males

13062

M18-39

13062

25.2M→FINISH

25.2 - 26.2 mi

Top 75%
×2
+22ft-21ft

Overall

21656

Males

12682

M18-39

12682

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2921*
Passed By
1749
Net Change
+210
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19913
5K → 10K1080*40+1040#19913#18873
10K → 15K886*12+874#18873#17999
15K → 20K441*20+421#17999#17578
20K → HALF5216+36#17578#17542
HALF → 25K163102+61#17542#17481
25K → 30K56200-788#17481#18269
30K → 20M54200-168#18269#18437
20M → 21M32200-219#18437#18656
21M → 35K10200-402#18656#19058
35K → 23M39200-194#19058#19252
23M → 24M43158-115#19252#19367
24M → 40K28162-134#19367#19501
40K → 25.2M1179-68#19501#19569
25.2M → FINISH26160-134#19569#19703
TOTALS2921*1749+210

* 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

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

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