All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Weiheng Chang

Bib: 19279 β€’M β€’Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Top 46%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 48%
Age Group (M55-59)
#0 / 1491
Top 39%
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Weiheng

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· 7:18/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
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
22:42
3.11 mi
Rank: #11096
Start β†’ 5K
22:42 | 7:19/mi
10K
45:48
6.21 mi
Rank: #11706 (-610)
5K β†’ 10K
23:06 | 7:27/mi
15K
1:09:05
9.32 mi
Rank: #12028 (-322)
10K β†’ 15K
23:17 | 7:30/mi
20K
1:33:14
12.43 mi
Rank: #12612 (-584)
15K β†’ 20K
24:09 | 7:47/mi
HALF
1:38:21
13.11 mi
Rank: #12627 (-15)
20K β†’ HALF
5:07 | 7:31/mi
25K
1:57:24
15.53 mi
Rank: #12905 (-278)
HALF β†’ 25K
19:03 | 7:52/mi
30K
2:22:48
18.64 mi
Rank: #13211 (-306)
25K β†’ 30K
25:24 | 8:11/mi
20M
2:33:56
20.00 mi
Rank: #13257 (-46)
30K β†’ 20M
11:08 | 8:12/mi
21M
2:42:44
21.00 mi
Rank: #13330 (-73)
20M β†’ 21M
8:48 | 8:48/mi
35K
2:48:28
21.75 mi
Rank: #13260 (+70)
21M β†’ 35K
5:44 | 7:40/mi
23M
2:58:41
23.00 mi
Rank: #13263 (-3)
35K β†’ 23M
10:13 | 8:10/mi
24M
3:06:32
24.00 mi
Rank: #13212 (+51)
23M β†’ 24M
7:51 | 7:51/mi
40K
3:13:36
24.85 mi
Rank: #13228 (-16)
24M β†’ 40K
7:04 | 8:16/mi
25.2M
3:16:46
25.20 mi
Rank: #13276 (-48)
40K β†’ 25.2M
3:10 | 9:11/mi
FINISH
3:24:50
26.22 mi
Rank: #13316 (-40)
25.2M β†’ FINISH
8:04 | 7:55/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:38:21
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:46:29
Pace8:08 /mi
πŸ“ŠPositive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:3322:427:1922:42
7:19
-
10K
6.21 mi11:29:3945:487:2323:06
7:27
+0:08
15K
9.32 mi11:52:561:09:057:2523:17
7:30
+0:03
20K
12.43 mi12:17:051:33:147:3124:09
7:47
+0:17
HALF
13.11 mi12:22:121:38:217:315:07
7:31
-0:16
25K
15.53 mi12:41:151:57:247:3419:03
7:52
+0:21
30K
18.64 mi13:06:392:22:487:4025:24
8:11
+0:19
20M
20.00 mi13:17:472:33:567:4211:08
8:12
+0:01
21M
21.00 mi13:26:352:42:447:458:48
8:48
+0:36
35K
21.75 mi13:32:192:48:287:455:44
7:40
-1:08
23M
23.00 mi13:42:322:58:417:4710:13
8:10
+0:30
24M
24.00 mi13:50:233:06:327:477:51
7:51
-0:19
40K
24.85 mi13:57:273:13:367:487:04
8:16
+0:25
25.2M
25.20 mi14:00:373:16:467:493:10
9:11
+0:55
FINISH
26.22 mi14:08:413:24:507:508:04
7:55
-1:16

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

7:19 /mi

Average Pace

7:49 /mi

Slowest Pace

9:11 /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

1:14:12

36% of race

Time at Steady Pace

1:04:51

32% of race

Time at Slower Pace

1:05:47

32% of race

Average Pace: 7:49 /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 mi11:06:3322:427:1922:42
7:19
#11096
10K
6.21 mi11:29:3945:487:2323:06
7:27
#11706
15K
9.32 mi11:52:561:09:057:2523:17
7:30
#12028
20K
12.43 mi12:17:051:33:147:3124:09
7:47
#12612
HALF
13.11 mi12:22:121:38:217:315:07
7:31
#12627
25K
15.53 mi12:41:151:57:247:3419:03
7:52
#12905
30K
18.64 mi13:06:392:22:487:4025:24
8:11
#13211
20M
20.00 mi13:17:472:33:567:4211:08
8:12
#13257
21M
21.00 mi13:26:352:42:447:458:48
8:48
#13330
35K
21.75 mi13:32:192:48:287:455:44
7:40
#13260
23M
23.00 mi13:42:322:58:417:4710:13
8:10
#13263
24M
24.00 mi13:50:233:06:327:477:51
7:51
#13212
40K
24.85 mi13:57:273:13:367:487:04
8:16
#13228
25.2M
25.20 mi14:00:373:16:467:493:10
9:11
#13276
FINISH
26.22 mi14:08:413:24:507:508:04
7:55
#13316
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi110968648864812743(Top 44%)9276(Top 57%)9276(Top 622%)
10K6.21 mi3.10 mi11706-6108892-2448892-24412391(Top 43%)9145(Top 56%)9145(Top 613%)
15K9.32 mi3.11 mi12028-3229008-1169008-11612743(Top 44%)9276(Top 57%)9276(Top 622%)
20K12.43 mi3.11 mi12612-5849224-2169224-21614296(Top 49%)9857(Top 60%)9857(Top 661%)
HALF13.11 mi0.68 mi12627-159230-69230-613036(Top 45%)9385(Top 57%)9385(Top 629%)
25K15.53 mi2.42 mi12905-2789311-819311-8114257(Top 49%)9755(Top 60%)9755(Top 654%)
30K18.64 mi3.11 mi13211-3069395-849395-8414752(Top 51%)9872(Top 60%)9872(Top 662%)
20M20.00 mi1.36 mi13257-469393+29393+214217(Top 49%)9552(Top 58%)9552(Top 641%)
21M21.00 mi1.00 mi13330-739403-109403-1014956(Top 52%)9784(Top 60%)9784(Top 656%)
35K21.75 mi0.75 mi13260+709359+449359+4412048(Top 42%)8460(Top 52%)8460(Top 567%)
23M23.00 mi1.25 mi13263-39338+219338+2113539(Top 47%)9027(Top 55%)9027(Top 605%)
24M24.00 mi1.00 mi13212+519299+399299+3912669(Top 44%)8555(Top 52%)8555(Top 574%)
40K24.85 mi0.85 mi13228-169282+179282+1714187(Top 49%)9151(Top 56%)9151(Top 614%)
25.2M25.20 mi0.35 mi13276-489290-89290-815610(Top 54%)9781(Top 60%)9781(Top 656%)
FINISH26.22 mi1.02 mi13316-409272+189272+1814577(Top 50%)9304(Top 57%)9304(Top 624%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
Γ—21
+97ft-345ft

Overall

12743

Males

9276

M55-59

9276

5K→10K

3.1 - 6.2 mi

Top 43%
Γ—5
+79ft-138ft

Overall

12391

Males

9145

M55-59

9145

10K→15K

6.2 - 9.3 mi

Top 44%
Γ—3
+67ft-78ft

Overall

12743

Males

9276

M55-59

9276

15K→20K

9.3 - 12.4 mi

Top 49%
Γ—5
+106ft-86ft

Overall

14296

Males

9857

M55-59

9857

20K→HALF

12.4 - 13.1 mi

Top 45%
Γ—2
+19ft-37ft

Overall

13036

Males

9385

M55-59

9385

HALF→25K

13.1 - 15.5 mi

Top 49%
Γ—4
+66ft-88ft

Overall

14257

Males

9755

M55-59

9755

25K→30K

15.5 - 18.6 mi

Top 51%
Γ—9
+181ft-148ft

Overall

14752

Males

9872

M55-59

9872

30K→20M

18.6 - 20.0 mi

Top 49%
Γ—5
+64ft-50ft

Overall

14217

Males

9552

M55-59

9552

20M→21M

20.0 - 21.0 mi

Top 52%
Γ—8
+106ft-24ft

Overall

14956

Males

9784

M55-59

9784

21M→35K

21.0 - 21.8 mi

Top 42%
Γ—7
+17ft-86ft

Overall

12048

Males

8460

M55-59

8460

35K→23M

21.8 - 23.0 mi

Top 47%
Γ—5
+23ft-63ft

Overall

13539

Males

9027

M55-59

9027

23M→24M

23.0 - 24.0 mi

Top 44%
Γ—6
+12ft-82ft

Overall

12669

Males

8555

M55-59

8555

24M→40K

24.0 - 24.9 mi

Top 49%
Γ—1
+6ft-20ft

Overall

14187

Males

9151

M55-59

9151

40K→25.2M

24.9 - 25.2 mi

Top 54%
Γ—1
+13ft-16ft

Overall

15610

Males

9781

M55-59

9781

25.2M→FINISH

25.2 - 26.2 mi

Top 50%
Γ—2
+22ft-21ft

Overall

14577

Males

9304

M55-59

9304

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
957
Passed By
1702
Net Change
-2220
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#11096
5K β†’ 10K80200-610#11096#11706
10K β†’ 15K80200-322#11706#12028
15K β†’ 20K50200-584#12028#12612
20K β†’ HALF1934-15#12612#12627
HALF β†’ 25K64200-278#12627#12905
25K β†’ 30K101200-306#12905#13211
30K β†’ 20M92138-46#13211#13257
20M β†’ 21M58131-73#13257#13330
21M β†’ 35K9828+70#13330#13260
35K β†’ 23M8689-3#13260#13263
23M β†’ 24M8534+51#13263#13212
24M β†’ 40K6177-16#13212#13228
40K β†’ 25.2M2169-48#13228#13276
25.2M β†’ FINISH62102-40#13276#13316
TOTALS9571702-2220
πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

Loading...

🎨Heatmap Timeline

Loading...

πŸ”„Passing Circle

Loading...

🌊Position Flow

Loading...

πŸƒRace 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