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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Yiwei Chen

Bib: 11248 β€’M β€’Age: N/A

Boston Marathon logo
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 47%
Age Group (M45-49)
#0 / 2413
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
22:06
3.11 mi
Rank: #9455
Start β†’ 5K
22:06 | 7:07/mi
10K
45:29
6.21 mi
Rank: #11245 (-1790)
5K β†’ 10K
23:23 | 7:32/mi
15K
1:10:04
9.32 mi
Rank: #12948 (-1703)
10K β†’ 15K
24:35 | 7:55/mi
20K
1:34:46
12.43 mi
Rank: #13637 (-689)
15K β†’ 20K
24:42 | 7:58/mi
HALF
1:40:05
13.11 mi
Rank: #13726 (-89)
20K β†’ HALF
5:19 | 7:48/mi
25K
1:59:30
15.53 mi
Rank: #14003 (-277)
HALF β†’ 25K
19:25 | 8:01/mi
30K
2:24:45
18.64 mi
Rank: #14056 (-53)
25K β†’ 30K
25:15 | 8:08/mi
20M
2:35:34
20.00 mi
Rank: #13906 (+150)
30K β†’ 20M
10:49 | 7:58/mi
21M
2:43:56
21.00 mi
Rank: #13789 (+117)
20M β†’ 21M
8:22 | 8:22/mi
35K
2:49:33
21.75 mi
Rank: #13665 (+124)
21M β†’ 35K
5:37 | 7:31/mi
23M
2:59:08
23.00 mi
Rank: #13407 (+258)
35K β†’ 23M
9:35 | 7:40/mi
24M
3:06:35
24.00 mi
Rank: #13230 (+177)
23M β†’ 24M
7:27 | 7:27/mi
40K
3:13:10
24.85 mi
Rank: #13109 (+121)
24M β†’ 40K
6:35 | 7:42/mi
25.2M
3:16:01
25.20 mi
Rank: #13046 (+63)
40K β†’ 25.2M
2:51 | 8:16/mi
FINISH
3:23:27
26.22 mi
Rank: #12897 (+149)
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
Time1:40:05
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:43:22
Pace7:54 /mi
πŸ“ŠPositive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:40:2022:067:0722:06
7:07
-
10K
6.21 mi11:03:4345:297:2023:23
7:32
+0:25
15K
9.32 mi11:28:181:10:047:3224:35
7:55
+0:23
20K
12.43 mi11:53:001:34:467:3824:42
7:58
+0:03
HALF
13.11 mi11:58:191:40:057:395:19
7:48
-0:10
25K
15.53 mi12:17:441:59:307:4219:25
8:01
+0:13
30K
18.64 mi12:42:592:24:457:4625:15
8:08
+0:07
20M
20.00 mi12:53:482:35:347:4710:49
7:58
-0:10
21M
21.00 mi13:02:102:43:567:498:22
8:22
+0:24
35K
21.75 mi13:07:472:49:337:485:37
7:31
-0:51
23M
23.00 mi13:17:222:59:087:489:35
7:40
+0:09
24M
24.00 mi13:24:493:06:357:477:27
7:27
-0:13
40K
24.85 mi13:31:243:13:107:476:35
7:42
+0:15
25.2M
25.20 mi13:34:153:16:017:472:51
8:16
+0:34
FINISH
26.22 mi13:41:413:23:277:467:26
7:18
-0:58

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

7:46 /mi

Slowest Pace

8:22 /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

1:27:28

43% of race

Time at Steady Pace

1:55:59

57% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:46 /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 mi10:40:2022:067:0722:06
7:07
#9455
10K
6.21 mi11:03:4345:297:2023:23
7:32
#11245
15K
9.32 mi11:28:181:10:047:3224:35
7:55
#12948
20K
12.43 mi11:53:001:34:467:3824:42
7:58
#13637
HALF
13.11 mi11:58:191:40:057:395:19
7:48
#13726
25K
15.53 mi12:17:441:59:307:4219:25
8:01
#14003
30K
18.64 mi12:42:592:24:457:4625:15
8:08
#14056
20M
20.00 mi12:53:482:35:347:4710:49
7:58
#13906
21M
21.00 mi13:02:102:43:567:498:22
8:22
#13789
35K
21.75 mi13:07:472:49:337:485:37
7:31
#13665
23M
23.00 mi13:17:222:59:087:489:35
7:40
#13407
24M
24.00 mi13:24:493:06:357:477:27
7:27
#13230
40K
24.85 mi13:31:243:13:107:476:35
7:42
#13109
25.2M
25.20 mi13:34:153:16:017:472:51
8:16
#13046
FINISH
26.22 mi13:41:413:23:277:467:26
7:18
#12897
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi94557806780616295(Top 56%)10718(Top 66%)10718(Top 444%)
10K6.21 mi3.10 mi11245-17908674-8688674-86813166(Top 45%)9482(Top 58%)9482(Top 393%)
15K9.32 mi3.11 mi12948-17039387-7139387-71316295(Top 56%)10718(Top 66%)10718(Top 444%)
20K12.43 mi3.11 mi13637-6899651-2649651-26415727(Top 54%)10428(Top 64%)10428(Top 432%)
HALF13.11 mi0.68 mi13726-899688-379688-3715473(Top 53%)10376(Top 64%)10376(Top 430%)
25K15.53 mi2.42 mi14003-2779787-999787-9915432(Top 53%)10267(Top 63%)10267(Top 425%)
30K18.64 mi3.11 mi14056-539773+149773+1414389(Top 50%)9710(Top 59%)9710(Top 402%)
20M20.00 mi1.36 mi13906+1509682+919682+9112550(Top 43%)8809(Top 54%)8809(Top 365%)
21M21.00 mi1.00 mi13789+1179604+789604+7812265(Top 42%)8558(Top 52%)8558(Top 355%)
35K21.75 mi0.75 mi13665+1249532+729532+7210911(Top 38%)7934(Top 49%)7934(Top 329%)
23M23.00 mi1.25 mi13407+2589395+1379395+1379991(Top 34%)7380(Top 45%)7380(Top 306%)
24M24.00 mi1.00 mi13230+1779307+889307+889703(Top 33%)7150(Top 44%)7150(Top 296%)
40K24.85 mi0.85 mi13109+1219235+729235+7210303(Top 36%)7381(Top 45%)7381(Top 306%)
25.2M25.20 mi0.35 mi13046+639195+409195+4010016(Top 35%)7166(Top 44%)7166(Top 297%)
FINISH26.22 mi1.02 mi12897+1499090+1059090+1059839(Top 34%)7044(Top 43%)7044(Top 292%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
Γ—21
+97ft-345ft

Overall

16295

Males

10718

M45-49

10718

5K→10K

3.1 - 6.2 mi

Top 45%
Γ—5
+79ft-138ft

Overall

13166

Males

9482

M45-49

9482

10K→15K

6.2 - 9.3 mi

Top 56%
Γ—3
+67ft-78ft

Overall

16295

Males

10718

M45-49

10718

15K→20K

9.3 - 12.4 mi

Top 54%
Γ—5
+106ft-86ft

Overall

15727

Males

10428

M45-49

10428

20K→HALF

12.4 - 13.1 mi

Top 53%
Γ—2
+19ft-37ft

Overall

15473

Males

10376

M45-49

10376

HALF→25K

13.1 - 15.5 mi

Top 53%
Γ—4
+66ft-88ft

Overall

15432

Males

10267

M45-49

10267

25K→30K

15.5 - 18.6 mi

Top 50%
Γ—9
+181ft-148ft

Overall

14389

Males

9710

M45-49

9710

30K→20M

18.6 - 20.0 mi

Top 43%
Γ—5
+64ft-50ft

Overall

12550

Males

8809

M45-49

8809

20M→21M

20.0 - 21.0 mi

Top 42%
Γ—8
+106ft-24ft

Overall

12265

Males

8558

M45-49

8558

21M→35K

21.0 - 21.8 mi

Top 38%
Γ—7
+17ft-86ft

Overall

10911

Males

7934

M45-49

7934

35K→23M

21.8 - 23.0 mi

Top 34%
Γ—5
+23ft-63ft

Overall

9991

Males

7380

M45-49

7380

23M→24M

23.0 - 24.0 mi

Top 33%
Γ—6
+12ft-82ft

Overall

9703

Males

7150

M45-49

7150

24M→40K

24.0 - 24.9 mi

Top 36%
Γ—1
+6ft-20ft

Overall

10303

Males

7381

M45-49

7381

40K→25.2M

24.9 - 25.2 mi

Top 35%
Γ—1
+13ft-16ft

Overall

10016

Males

7166

M45-49

7166

25.2M→FINISH

25.2 - 26.2 mi

Top 34%
Γ—2
+22ft-21ft

Overall

9839

Males

7044

M45-49

7044

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1568*
Passed By
1208
Net Change
-3442
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#9455
5K β†’ 10K5200-1790#9455#11245
10K β†’ 15K16200-1703#11245#12948
15K β†’ 20K39200-689#12948#13637
20K β†’ HALF1099-89#13637#13726
HALF β†’ 25K61200-277#13726#14003
25K β†’ 30K169200-53#14003#14056
30K β†’ 20M18434+150#14056#13906
20M β†’ 21M15033+117#13906#13789
21M β†’ 35K1306+124#13789#13665
35K β†’ 23M260*2+258#13665#13407
23M β†’ 24M1858+177#13407#13230
24M β†’ 40K1298+121#13230#13109
40K β†’ 25.2M674+63#13109#13046
25.2M β†’ FINISH16314+149#13046#12897
TOTALS1568*1208-3442

* Includes athletes who did not complete a segment (DNF/DNQ).

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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