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BOSTON MARATHON 2026

Kuojiun Jiang

Bib: 14297β€’M

NY

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 44%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 46%
Age Group (M50-54)
#0 / 1868
Race Day Weather
51Β°/41Β°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
23:53
3.11 mi
Rank: #14411
Start β†’ 5K
23:53 | 7:42/mi
10K
47:47
6.21 mi
Rank: #14519 (-108)
5K β†’ 10K
23:54 | 7:42/mi
15K
1:11:36
9.32 mi
Rank: #14378 (+141)
10K β†’ 15K
23:49 | 7:40/mi
20K
1:35:25
12.43 mi
Rank: #14104 (+274)
15K β†’ 20K
23:49 | 7:40/mi
HALF
1:40:32
13.11 mi
Rank: #14035 (+69)
20K β†’ HALF
5:07 | 7:31/mi
25K
1:59:09
15.53 mi
Rank: #13812 (+223)
HALF β†’ 25K
18:37 | 7:41/mi
30K
2:23:40
18.64 mi
Rank: #13579 (+233)
25K β†’ 30K
24:31 | 7:54/mi
20M
2:34:27
20.00 mi
Rank: #13459 (+120)
30K β†’ 20M
10:47 | 7:57/mi
21M
2:42:44
21.00 mi
Rank: #13328 (+131)
20M β†’ 21M
8:17 | 8:17/mi
35K
2:48:28
21.75 mi
Rank: #13258 (+70)
21M β†’ 35K
5:44 | 7:40/mi
23M
2:58:21
23.00 mi
Rank: #13154 (+104)
35K β†’ 23M
9:53 | 7:54/mi
24M
3:06:02
24.00 mi
Rank: #13073 (+81)
23M β†’ 24M
7:41 | 7:41/mi
40K
3:12:47
24.85 mi
Rank: #12993 (+80)
24M β†’ 40K
6:45 | 7:54/mi
25.2M
3:15:39
25.20 mi
Rank: #12946 (+47)
40K β†’ 25.2M
2:52 | 8:19/mi
FINISH
3:23:05
26.22 mi
Rank: #12782 (+164)
25.2M β†’ FINISH
7:26 | 7:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:32
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:42:33
Pace7:50 /mi
πŸ“ŠPositive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:4523:537:4223:53
7:42
-
10K
6.21 mi11:17:3947:477:4223:54
7:42
0:00
15K
9.32 mi11:41:281:11:367:4123:49
7:40
-0:02
20K
12.43 mi12:05:171:35:257:4123:49
7:40
0:00
HALF
13.11 mi12:10:241:40:327:415:07
7:31
-0:09
25K
15.53 mi12:29:011:59:097:4118:37
7:41
+0:10
30K
18.64 mi12:53:322:23:407:4324:31
7:54
+0:13
20M
20.00 mi13:04:192:34:277:4410:47
7:57
+0:03
21M
21.00 mi13:12:362:42:447:458:17
8:17
+0:20
35K
21.75 mi13:18:202:48:287:455:44
7:40
-0:37
23M
23.00 mi13:28:132:58:217:469:53
7:54
+0:14
24M
24.00 mi13:35:543:06:027:467:41
7:41
-0:13
40K
24.85 mi13:42:393:12:477:466:45
7:54
+0:13
25.2M
25.20 mi13:45:313:15:397:462:52
8:19
+0:25
FINISH
26.22 mi13:52:573:23:057:467:26
7:18
-1:01

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

7:18 /mi

Average Pace

7:45 /mi

Slowest Pace

8:19 /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

3:11:56

95% of race

Time at Steady Pace

11:09

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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 mi10:53:4523:537:4223:53
7:42
#14411
10K
6.21 mi11:17:3947:477:4223:54
7:42
#14519
15K
9.32 mi11:41:281:11:367:4123:49
7:40
#14378
20K
12.43 mi12:05:171:35:257:4123:49
7:40
#14104
HALF
13.11 mi12:10:241:40:327:415:07
7:31
#14035
25K
15.53 mi12:29:011:59:097:4118:37
7:41
#13812
30K
18.64 mi12:53:322:23:407:4324:31
7:54
#13579
20M
20.00 mi13:04:192:34:277:4410:47
7:57
#13459
21M
21.00 mi13:12:362:42:447:458:17
8:17
#13328
35K
21.75 mi13:18:202:48:287:455:44
7:40
#13258
23M
23.00 mi13:28:132:58:217:469:53
7:54
#13154
24M
24.00 mi13:35:543:06:027:467:41
7:41
#13073
40K
24.85 mi13:42:393:12:477:466:45
7:54
#12993
25.2M
25.20 mi13:45:313:15:397:462:52
8:19
#12946
FINISH
26.22 mi13:52:573:23:057:467:26
7:18
#12782
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 mi14411100381003814225(Top 49%)9895(Top 61%)9895(Top 530%)
10K6.21 mi3.10 mi14519-10810055-1710055-1714671(Top 51%)10115(Top 62%)10115(Top 541%)
15K9.32 mi3.11 mi14378+1419969+869969+8614225(Top 49%)9895(Top 61%)9895(Top 530%)
20K12.43 mi3.11 mi14104+2749846+1239846+12313404(Top 46%)9463(Top 58%)9463(Top 507%)
HALF13.11 mi0.68 mi14035+699809+379809+3713021(Top 45%)9370(Top 57%)9370(Top 502%)
25K15.53 mi2.42 mi13812+2239702+1079702+10712836(Top 44%)9149(Top 56%)9149(Top 490%)
30K18.64 mi3.11 mi13579+2339563+1399563+13912663(Top 44%)8957(Top 55%)8957(Top 479%)
20M20.00 mi1.36 mi13459+1209478+859478+8512365(Top 43%)8729(Top 53%)8729(Top 467%)
21M21.00 mi1.00 mi13328+1319401+779401+7711731(Top 40%)8310(Top 51%)8310(Top 445%)
35K21.75 mi0.75 mi13258+709357+449357+4412040(Top 41%)8452(Top 52%)8452(Top 452%)
23M23.00 mi1.25 mi13154+1049288+699288+6911737(Top 40%)8234(Top 50%)8234(Top 441%)
24M24.00 mi1.00 mi13073+819237+519237+5111404(Top 39%)7976(Top 49%)7976(Top 427%)
40K24.85 mi0.85 mi12993+809179+589179+5811729(Top 40%)8056(Top 49%)8056(Top 431%)
25.2M25.20 mi0.35 mi12946+479146+339146+3310364(Top 36%)7340(Top 45%)7340(Top 393%)
FINISH26.22 mi1.02 mi12782+1649038+1089038+1089838(Top 34%)7043(Top 43%)7043(Top 377%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
Γ—21
+97ft-345ft

Overall

14225

Males

9895

M50-54

9895

5K→10K

3.1 - 6.2 mi

Top 51%
Γ—5
+79ft-138ft

Overall

14671

Males

10115

M50-54

10115

10K→15K

6.2 - 9.3 mi

Top 49%
Γ—3
+67ft-78ft

Overall

14225

Males

9895

M50-54

9895

15K→20K

9.3 - 12.4 mi

Top 46%
Γ—5
+106ft-86ft

Overall

13404

Males

9463

M50-54

9463

20K→HALF

12.4 - 13.1 mi

Top 45%
Γ—2
+19ft-37ft

Overall

13021

Males

9370

M50-54

9370

HALF→25K

13.1 - 15.5 mi

Top 44%
Γ—4
+66ft-88ft

Overall

12836

Males

9149

M50-54

9149

25K→30K

15.5 - 18.6 mi

Top 44%
Γ—9
+181ft-148ft

Overall

12663

Males

8957

M50-54

8957

30K→20M

18.6 - 20.0 mi

Top 43%
Γ—5
+64ft-50ft

Overall

12365

Males

8729

M50-54

8729

20M→21M

20.0 - 21.0 mi

Top 40%
Γ—8
+106ft-24ft

Overall

11731

Males

8310

M50-54

8310

21M→35K

21.0 - 21.8 mi

Top 41%
Γ—7
+17ft-86ft

Overall

12040

Males

8452

M50-54

8452

35K→23M

21.8 - 23.0 mi

Top 40%
Γ—5
+23ft-63ft

Overall

11737

Males

8234

M50-54

8234

23M→24M

23.0 - 24.0 mi

Top 39%
Γ—6
+12ft-82ft

Overall

11404

Males

7976

M50-54

7976

24M→40K

24.0 - 24.9 mi

Top 40%
Γ—1
+6ft-20ft

Overall

11729

Males

8056

M50-54

8056

40K→25.2M

24.9 - 25.2 mi

Top 36%
Γ—1
+13ft-16ft

Overall

10364

Males

7340

M50-54

7340

25.2M→FINISH

25.2 - 26.2 mi

Top 34%
Γ—2
+22ft-21ft

Overall

9838

Males

7043

M50-54

7043

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2486
Passed By
857
Net Change
+1629
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#14411
5K β†’ 10K251359-108#14411#14519
10K β†’ 15K284143+141#14519#14378
15K β†’ 20K32349+274#14378#14104
20K β†’ HALF789+69#14104#14035
HALF β†’ 25K25633+223#14035#13812
25K β†’ 30K30370+233#13812#13579
30K β†’ 20M14929+120#13579#13459
20M β†’ 21M15625+131#13459#13328
21M β†’ 35K9727+70#13328#13258
35K β†’ 23M13834+104#13258#13154
23M β†’ 24M11130+81#13154#13073
24M β†’ 40K11030+80#13073#12993
40K β†’ 25.2M558+47#12993#12946
25.2M β†’ FINISH17511+164#12946#12782
TOTALS2486857+1629
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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing