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BOSTON MARATHON 2026

Weidong Chen

Bib: 15373β€’M

Masters
Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 43%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 45%
Age Group (M55-59)
#0 / 1491
Top 34%
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
23:06
3.11 mi
Rank: #12245
Start β†’ 5K
23:06 | 7:27/mi
10K
46:29
6.21 mi
Rank: #12659 (-414)
5K β†’ 10K
23:23 | 7:32/mi
15K
1:08:34
9.32 mi
Rank: #11558 (+1101)
10K β†’ 15K
22:05 | 7:07/mi
20K
1:31:07
12.43 mi
Rank: #11138 (+420)
15K β†’ 20K
22:33 | 7:16/mi
HALF
1:36:01
13.11 mi
Rank: #11086 (+52)
20K β†’ HALF
4:54 | 7:12/mi
25K
1:54:11
15.53 mi
Rank: #11091 (-5)
HALF β†’ 25K
18:10 | 7:30/mi
30K
2:19:03
18.64 mi
Rank: #11542 (-451)
25K β†’ 30K
24:52 | 8:01/mi
20M
2:29:54
20.00 mi
Rank: #11603 (-61)
30K β†’ 20M
10:51 | 8:00/mi
21M
2:38:48
21.00 mi
Rank: #11841 (-238)
20M β†’ 21M
8:54 | 8:54/mi
35K
2:44:48
21.75 mi
Rank: #11935 (-94)
21M β†’ 35K
6:00 | 8:02/mi
23M
2:55:04
23.00 mi
Rank: #12025 (-90)
35K β†’ 23M
10:16 | 8:13/mi
24M
3:03:09
24.00 mi
Rank: #12127 (-102)
23M β†’ 24M
8:05 | 8:05/mi
40K
3:10:18
24.85 mi
Rank: #12214 (-87)
24M β†’ 40K
7:09 | 8:22/mi
25.2M
3:13:37
25.20 mi
Rank: #12314 (-100)
40K β†’ 25.2M
3:19 | 9:38/mi
FINISH
3:22:06
26.22 mi
Rank: #12500 (-186)
25.2M β†’ FINISH
8:29 | 8:20/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:36:01
Pace7:20 /mi
2nd Half
Distance13.11 mi
Time1:46:05
Pace8:06 /mi
πŸ“ŠPositive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:1423:067:2723:06
7:27
-
10K
6.21 mi11:17:3746:297:2923:23
7:32
+0:05
15K
9.32 mi11:39:421:08:347:2222:05
7:07
-0:25
20K
12.43 mi12:02:151:31:077:2022:33
7:16
+0:09
HALF
13.11 mi12:07:091:36:017:204:54
7:12
-0:04
25K
15.53 mi12:25:191:54:117:2218:10
7:30
+0:18
30K
18.64 mi12:50:112:19:037:2824:52
8:01
+0:31
20M
20.00 mi13:01:022:29:547:3010:51
8:00
-0:01
21M
21.00 mi13:09:562:38:487:348:54
8:54
+0:54
35K
21.75 mi13:15:562:44:487:356:00
8:02
-0:52
23M
23.00 mi13:26:122:55:047:3710:16
8:13
+0:11
24M
24.00 mi13:34:173:03:097:388:05
8:05
-0:08
40K
24.85 mi13:41:263:10:187:407:09
8:22
+0:17
25.2M
25.20 mi13:44:453:13:377:413:19
9:38
+1:16
FINISH
26.22 mi13:53:143:22:067:438:29
8:20
-1:18

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

7:07 /mi

Average Pace

7:43 /mi

Slowest Pace

9:38 /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

1:54:11

56% of race

Time at Steady Pace

1:08:33

34% of race

Time at Slower Pace

19:22

10% of race

Average Pace: 7:42 /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 mi10:54:1423:067:2723:06
7:27
#12245
10K
6.21 mi11:17:3746:297:2923:23
7:32
#12659
15K
9.32 mi11:39:421:08:347:2222:05
7:07
#11558
20K
12.43 mi12:02:151:31:077:2022:33
7:16
#11138
HALF
13.11 mi12:07:091:36:017:204:54
7:12
#11086
25K
15.53 mi12:25:191:54:117:2218:10
7:30
#11091
30K
18.64 mi12:50:112:19:037:2824:52
8:01
#11542
20M
20.00 mi13:01:022:29:547:3010:51
8:00
#11603
21M
21.00 mi13:09:562:38:487:348:54
8:54
#11841
35K
21.75 mi13:15:562:44:487:356:00
8:02
#11935
23M
23.00 mi13:26:122:55:047:3710:16
8:13
#12025
24M
24.00 mi13:34:173:03:097:388:05
8:05
#12127
40K
24.85 mi13:41:263:10:187:407:09
8:22
#12214
25.2M
25.20 mi13:44:453:13:377:413:19
9:38
#12314
FINISH
26.22 mi13:53:143:22:067:438:29
8:20
#12500
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 mi12245914191419349(Top 32%)7687(Top 47%)7687(Top 516%)
10K6.21 mi3.10 mi12659-4149295-1549295-15413164(Top 45%)9480(Top 58%)9480(Top 636%)
15K9.32 mi3.11 mi11558+11018787+5088787+5089349(Top 32%)7687(Top 47%)7687(Top 516%)
20K12.43 mi3.11 mi11138+4208564+2238564+2239817(Top 34%)7843(Top 48%)7843(Top 526%)
HALF13.11 mi0.68 mi11086+528534+308534+3010189(Top 35%)8084(Top 49%)8084(Top 542%)
25K15.53 mi2.42 mi11091-58512+228512+2211331(Top 39%)8482(Top 52%)8482(Top 569%)
30K18.64 mi3.11 mi11542-4518676-1648676-16413495(Top 47%)9324(Top 57%)9324(Top 625%)
20M20.00 mi1.36 mi11603-618690-148690-1412723(Top 44%)8890(Top 54%)8890(Top 596%)
21M21.00 mi1.00 mi11841-2388768-788768-7815534(Top 54%)10039(Top 61%)10039(Top 673%)
35K21.75 mi0.75 mi11935-948792-248792-2414570(Top 50%)9561(Top 59%)9561(Top 641%)
23M23.00 mi1.25 mi12025-908800-88800-813790(Top 48%)9147(Top 56%)9147(Top 613%)
24M24.00 mi1.00 mi12127-1028811-118811-1114283(Top 49%)9277(Top 57%)9277(Top 622%)
40K24.85 mi0.85 mi12214-878824-138824-1314803(Top 51%)9414(Top 58%)9414(Top 631%)
25.2M25.20 mi0.35 mi12314-1008871-478871-4717777(Top 61%)10781(Top 66%)10781(Top 723%)
FINISH26.22 mi1.02 mi12500-1868918-478918-4717162(Top 59%)10488(Top 64%)10488(Top 703%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
Γ—21
+97ft-345ft

Overall

9349

Males

7687

M55-59

7687

5K→10K

3.1 - 6.2 mi

Top 45%
Γ—5
+79ft-138ft

Overall

13164

Males

9480

M55-59

9480

10K→15K

6.2 - 9.3 mi

Top 32%
Γ—3
+67ft-78ft

Overall

9349

Males

7687

M55-59

7687

15K→20K

9.3 - 12.4 mi

Top 34%
Γ—5
+106ft-86ft

Overall

9817

Males

7843

M55-59

7843

20K→HALF

12.4 - 13.1 mi

Top 35%
Γ—2
+19ft-37ft

Overall

10189

Males

8084

M55-59

8084

HALF→25K

13.1 - 15.5 mi

Top 39%
Γ—4
+66ft-88ft

Overall

11331

Males

8482

M55-59

8482

25K→30K

15.5 - 18.6 mi

Top 47%
Γ—9
+181ft-148ft

Overall

13495

Males

9324

M55-59

9324

30K→20M

18.6 - 20.0 mi

Top 44%
Γ—5
+64ft-50ft

Overall

12723

Males

8890

M55-59

8890

20M→21M

20.0 - 21.0 mi

Top 54%
Γ—8
+106ft-24ft

Overall

15534

Males

10039

M55-59

10039

21M→35K

21.0 - 21.8 mi

Top 50%
Γ—7
+17ft-86ft

Overall

14570

Males

9561

M55-59

9561

35K→23M

21.8 - 23.0 mi

Top 48%
Γ—5
+23ft-63ft

Overall

13790

Males

9147

M55-59

9147

23M→24M

23.0 - 24.0 mi

Top 49%
Γ—6
+12ft-82ft

Overall

14283

Males

9277

M55-59

9277

24M→40K

24.0 - 24.9 mi

Top 51%
Γ—1
+6ft-20ft

Overall

14803

Males

9414

M55-59

9414

40K→25.2M

24.9 - 25.2 mi

Top 61%
Γ—1
+13ft-16ft

Overall

17777

Males

10781

M55-59

10781

25.2M→FINISH

25.2 - 26.2 mi

Top 59%
Γ—2
+22ft-21ft

Overall

17162

Males

10488

M55-59

10488

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2278
Passed By
2533
Net Change
-255
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#12245
5K β†’ 10K108522-414#12245#12659
10K β†’ 15K11054+1101#12659#11558
15K β†’ 20K43010+420#11558#11138
20K β†’ HALF575+52#11138#11086
HALF β†’ 25K138143-5#11086#11091
25K β†’ 30K79530-451#11091#11542
30K β†’ 20M68129-61#11542#11603
20M β†’ 21M34272-238#11603#11841
21M β†’ 35K31125-94#11841#11935
35K β†’ 23M79169-90#11935#12025
23M β†’ 24M53155-102#12025#12127
24M β†’ 40K52139-87#12127#12214
40K β†’ 25.2M18118-100#12214#12314
25.2M β†’ FINISH26212-186#12314#12500
TOTALS22782533-255
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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing