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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Yu Chieh Cheng

Bib: 32905 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M40-44)
#0 / 2198
Race Day Weather
51°/41°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
26:11
3.11 mi
Rank: #19663
Start → 5K
26:11 | 8:26/mi
10K
53:05
6.21 mi
Rank: #20415 (-752)
5K → 10K
26:54 | 8:40/mi
15K
1:19:23
9.32 mi
Rank: #20223 (+192)
10K → 15K
26:18 | 8:28/mi
20K
1:47:48
12.43 mi
Rank: #20908 (-685)
15K → 20K
28:25 | 9:09/mi
HALF
1:53:35
13.11 mi
Rank: #20869 (+39)
20K → HALF
5:47 | 8:30/mi
25K
2:16:36
15.53 mi
Rank: #21283 (-414)
HALF → 25K
23:01 | 9:30/mi
30K
2:47:11
18.64 mi
Rank: #21636 (-353)
25K → 30K
30:35 | 9:51/mi
20M
3:00:40
20.00 mi
Rank: #21711 (-75)
30K → 20M
13:29 | 9:56/mi
21M
3:12:21
21.00 mi
Rank: #21948 (-237)
20M → 21M
11:41 | 11:41/mi
35K
3:20:03
21.75 mi
Rank: #22060 (-112)
21M → 35K
7:42 | 10:18/mi
23M
3:32:53
23.00 mi
Rank: #22134 (-74)
35K → 23M
12:50 | 10:16/mi
24M
3:42:59
24.00 mi
Rank: #22185 (-51)
23M → 24M
10:06 | 10:06/mi
40K
3:51:46
24.85 mi
Rank: #22216 (-31)
24M → 40K
8:47 | 10:17/mi
25.2M
3:55:40
25.20 mi
Rank: #22250 (-34)
40K → 25.2M
3:54 | 11:19/mi
FINISH
4:05:54
26.22 mi
Rank: #22300 (-50)
25.2M → FINISH
10:14 | 10:03/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:53:35
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time2:12:19
Pace10:06 /mi
📊Positive Split: 16.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:0326:118:2626:11
8:26
-
10K
6.21 mi12:23:5753:058:3326:54
8:40
+0:14
15K
9.32 mi12:50:151:19:238:3226:18
8:28
-0:12
20K
12.43 mi13:18:401:47:488:4128:25
9:09
+0:41
HALF
13.11 mi13:24:271:53:358:405:47
8:30
-0:39
25K
15.53 mi13:47:282:16:368:4823:01
9:30
+1:00
30K
18.64 mi14:18:032:47:118:5930:35
9:51
+0:21
20M
20.00 mi14:31:323:00:409:0313:29
9:56
+0:05
21M
21.00 mi14:43:133:12:219:1011:41
11:41
+1:45
35K
21.75 mi14:50:553:20:039:127:42
10:18
-1:23
23M
23.00 mi15:03:453:32:539:1612:50
10:16
-0:02
24M
24.00 mi15:13:513:42:599:1810:06
10:06
-0:10
40K
24.85 mi15:22:383:51:469:208:47
10:17
+0:11
25.2M
25.20 mi15:26:323:55:409:223:54
11:19
+1:02
FINISH
26.22 mi15:36:464:05:549:2410:14
10:03
-1:16

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

8:26 /mi

Average Pace

9:23 /mi

Slowest Pace

11:41 /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

1:53:35

46% of race

Time at Steady Pace

1:56:44

47% of race

Time at Slower Pace

15:35

6% of race

Average Pace: 9:23 /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 mi11:57:0326:118:2626:11
8:26
#19663
10K
6.21 mi12:23:5753:058:3326:54
8:40
#20415
15K
9.32 mi12:50:151:19:238:3226:18
8:28
#20223
20K
12.43 mi13:18:401:47:488:4128:25
9:09
#20908
HALF
13.11 mi13:24:271:53:358:405:47
8:30
#20869
25K
15.53 mi13:47:282:16:368:4823:01
9:30
#21283
30K
18.64 mi14:18:032:47:118:5930:35
9:51
#21636
20M
20.00 mi14:31:323:00:409:0313:29
9:56
#21711
21M
21.00 mi14:43:133:12:219:1011:41
11:41
#21948
35K
21.75 mi14:50:553:20:039:127:42
10:18
#22060
23M
23.00 mi15:03:453:32:539:1612:50
10:16
#22134
24M
24.00 mi15:13:513:42:599:1810:06
10:06
#22185
40K
24.85 mi15:22:383:51:469:208:47
10:17
#22216
25.2M
25.20 mi15:26:323:55:409:223:54
11:19
#22250
FINISH
26.22 mi15:36:464:05:549:2410:14
10:03
#22300
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi19663121291212919941(Top 69%)12312(Top 75%)12312(Top 560%)
10K6.21 mi3.10 mi20415-75212491-36212491-36221209(Top 73%)12880(Top 79%)12880(Top 586%)
15K9.32 mi3.11 mi20223+19212407+8412407+8419941(Top 69%)12312(Top 75%)12312(Top 560%)
20K12.43 mi3.11 mi20908-68512718-31112718-31122554(Top 78%)13523(Top 83%)13523(Top 615%)
HALF13.11 mi0.68 mi20869+3912692+2612692+2620143(Top 69%)12416(Top 76%)12416(Top 565%)
25K15.53 mi2.42 mi21283-41412882-19012882-19022987(Top 79%)13696(Top 84%)13696(Top 623%)
30K18.64 mi3.11 mi21636-35313052-17013052-17022692(Top 78%)13479(Top 82%)13479(Top 613%)
20M20.00 mi1.36 mi21711-7513063-1113063-1122361(Top 77%)13232(Top 81%)13232(Top 602%)
21M21.00 mi1.00 mi21948-23713172-10913172-10924516(Top 84%)14171(Top 87%)14171(Top 645%)
35K21.75 mi0.75 mi22060-11213216-4413216-4423852(Top 82%)13853(Top 85%)13853(Top 630%)
23M23.00 mi1.25 mi22134-7413239-2313239-2322790(Top 79%)13293(Top 81%)13293(Top 605%)
24M24.00 mi1.00 mi22185-5113245-613245-623070(Top 79%)13398(Top 82%)13398(Top 610%)
40K24.85 mi0.85 mi22216-3113247-213247-222637(Top 78%)13130(Top 80%)13130(Top 597%)
25.2M25.20 mi0.35 mi22250-3413259-1213259-1223080(Top 80%)13337(Top 82%)13337(Top 607%)
FINISH26.22 mi1.02 mi22300-5013265-613265-623946(Top 83%)13767(Top 84%)13767(Top 626%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21
+97ft-345ft

Overall

19941

Males

12312

M40-44

12312

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21209

Males

12880

M40-44

12880

10K→15K

6.2 - 9.3 mi

Top 69%
×3
+67ft-78ft

Overall

19941

Males

12312

M40-44

12312

15K→20K

9.3 - 12.4 mi

Top 78%
×5
+106ft-86ft

Overall

22554

Males

13523

M40-44

13523

20K→HALF

12.4 - 13.1 mi

Top 69%
×2
+19ft-37ft

Overall

20143

Males

12416

M40-44

12416

HALF→25K

13.1 - 15.5 mi

Top 79%
×4
+66ft-88ft

Overall

22987

Males

13696

M40-44

13696

25K→30K

15.5 - 18.6 mi

Top 78%
×9
+181ft-148ft

Overall

22692

Males

13479

M40-44

13479

30K→20M

18.6 - 20.0 mi

Top 77%
×5
+64ft-50ft

Overall

22361

Males

13232

M40-44

13232

20M→21M

20.0 - 21.0 mi

Top 84%
×8
+106ft-24ft

Overall

24516

Males

14171

M40-44

14171

21M→35K

21.0 - 21.8 mi

Top 82%
×7
+17ft-86ft

Overall

23852

Males

13853

M40-44

13853

35K→23M

21.8 - 23.0 mi

Top 79%
×5
+23ft-63ft

Overall

22790

Males

13293

M40-44

13293

23M→24M

23.0 - 24.0 mi

Top 79%
×6
+12ft-82ft

Overall

23070

Males

13398

M40-44

13398

24M→40K

24.0 - 24.9 mi

Top 78%
×1
+6ft-20ft

Overall

22637

Males

13130

M40-44

13130

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1
+13ft-16ft

Overall

23080

Males

13337

M40-44

13337

25.2M→FINISH

25.2 - 26.2 mi

Top 83%
×2
+22ft-21ft

Overall

23946

Males

13767

M40-44

13767

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
850*
Passed By
1801
Net Change
-2637
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19663
5K → 10K65200-752#19663#20415
10K → 15K301*109+192#20415#20223
15K → 20K47200-685#20223#20908
20K → HALF5314+39#20908#20869
HALF → 25K36200-414#20869#21283
25K → 30K74200-353#21283#21636
30K → 20M71146-75#21636#21711
20M → 21M23200-237#21711#21948
21M → 35K20132-112#21948#22060
35K → 23M63137-74#22060#22134
23M → 24M3081-51#22134#22185
24M → 40K3667-31#22185#22216
40K → 25.2M1044-34#22216#22250
25.2M → FINISH2171-50#22250#22300
TOTALS850*1801-2637

* 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

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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