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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Tsung-Yu Tsai

Bib: 27970 β€’M β€’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 (M55-59)
#0 / 1491
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Tsung-Yu

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· 9:22/mi at mile 9.3

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
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
31:15
3.11 mi
Rank: #26103
Start β†’ 5K
31:15 | 10:04/mi
10K
1:02:09
6.21 mi
Rank: #25904 (+199)
5K β†’ 10K
30:54 | 9:57/mi
15K
1:31:14
9.32 mi
Rank: #25264 (+640)
10K β†’ 15K
29:05 | 9:22/mi
20K
2:01:34
12.43 mi
Rank: #25055 (+209)
15K β†’ 20K
30:20 | 9:46/mi
HALF
2:08:47
13.11 mi
Rank: #25183 (-128)
20K β†’ HALF
7:13 | 10:36/mi
25K
2:35:25
15.53 mi
Rank: #25403 (-220)
HALF β†’ 25K
26:38 | 10:59/mi
30K
3:10:37
18.64 mi
Rank: #25522 (-119)
25K β†’ 30K
35:12 | 11:20/mi
20M
3:30:09
20.00 mi
Rank: #25982 (-460)
30K β†’ 20M
19:32 | 14:23/mi
21M
3:43:25
21.00 mi
Rank: #26069 (-87)
20M β†’ 21M
13:16 | 13:16/mi
35K
3:50:59
21.75 mi
Rank: #25968 (+101)
21M β†’ 35K
7:34 | 10:07/mi
23M
4:06:54
23.00 mi
Rank: #26070 (-102)
35K β†’ 23M
15:55 | 12:44/mi
24M
4:18:45
24.00 mi
Rank: #26102 (-32)
23M β†’ 24M
11:51 | 11:51/mi
40K
4:33:31
24.85 mi
Rank: #26418 (-316)
24M β†’ 40K
14:46 | 17:17/mi
25.2M
4:37:54
25.20 mi
Rank: #26413 (+5)
40K β†’ 25.2M
4:23 | 12:43/mi
FINISH
4:47:29
26.22 mi
Rank: #26300 (+113)
25.2M β†’ FINISH
9:35 | 9:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:08:47
Pace9:50 /mi
2nd Half
Distance13.11 mi
Time2:38:42
Pace12:07 /mi
πŸ“ŠPositive Split: 23.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3431:1510:0431:15
10:04
-
10K
6.21 mi12:24:281:02:0910:0130:54
9:57
-0:07
15K
9.32 mi12:53:331:31:149:4829:05
9:22
-0:35
20K
12.43 mi13:23:532:01:349:4730:20
9:46
+0:24
HALF
13.11 mi13:31:062:08:479:507:13
10:36
+0:50
25K
15.53 mi13:57:442:35:2510:0126:38
10:59
+0:23
30K
18.64 mi14:32:563:10:3710:1435:12
11:20
+0:21
20M
20.00 mi14:52:283:30:0910:3119:32
14:23
+3:03
21M
21.00 mi15:05:443:43:2510:3913:16
13:16
-1:07
35K
21.75 mi15:13:183:50:5910:387:34
10:07
-3:09
23M
23.00 mi15:29:134:06:5410:4515:55
12:44
+2:37
24M
24.00 mi15:41:044:18:4510:4711:51
11:51
-0:53
40K
24.85 mi15:55:504:33:3111:0114:46
17:17
+5:26
25.2M
25.20 mi16:00:134:37:5411:024:23
12:43
-4:34
FINISH
26.22 mi16:09:484:47:2910:599:35
9:25
-3:18

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

9:22 /mi

Average Pace

10:58 /mi

Slowest Pace

17:17 /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

1:09:00

24% of race

Time at Steady Pace

2:30:37

52% of race

Time at Slower Pace

1:07:52

24% of race

Average Pace: 10:58 /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 mi11:53:3431:1510:0431:15
10:04
#26103
10K
6.21 mi12:24:281:02:0910:0130:54
9:57
#25904
15K
9.32 mi12:53:331:31:149:4829:05
9:22
#25264
20K
12.43 mi13:23:532:01:349:4730:20
9:46
#25055
HALF
13.11 mi13:31:062:08:479:507:13
10:36
#25183
25K
15.53 mi13:57:442:35:2510:0126:38
10:59
#25403
30K
18.64 mi14:32:563:10:3710:1435:12
11:20
#25522
20M
20.00 mi14:52:283:30:0910:3119:32
14:23
#25982
21M
21.00 mi15:05:443:43:2510:3913:16
13:16
#26069
35K
21.75 mi15:13:183:50:5910:387:34
10:07
#25968
23M
23.00 mi15:29:134:06:5410:4515:55
12:44
#26070
24M
24.00 mi15:41:044:18:4510:4711:51
11:51
#26102
40K
24.85 mi15:55:504:33:3111:0114:46
17:17
#26418
25.2M
25.20 mi16:00:134:37:5411:024:23
12:43
#26413
FINISH
26.22 mi16:09:484:47:2910:599:35
9:25
#26300
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 mi26103152391523924017(Top 83%)14269(Top 87%)14269(Top 957%)
10K6.21 mi3.10 mi25904+19915133+10615133+10625685(Top 89%)15034(Top 92%)15034(Top 1008%)
15K9.32 mi3.11 mi25264+64014845+28814845+28824017(Top 83%)14269(Top 87%)14269(Top 957%)
20K12.43 mi3.11 mi25055+20914742+10314742+10324465(Top 84%)14450(Top 88%)14450(Top 969%)
HALF13.11 mi0.68 mi25183-12814794-5214794-5226801(Top 92%)15452(Top 95%)15452(Top 1036%)
25K15.53 mi2.42 mi25403-22014897-10314897-10326310(Top 91%)15225(Top 93%)15225(Top 1021%)
30K18.64 mi3.11 mi25522-11914923-2614923-2625897(Top 89%)14959(Top 92%)14959(Top 1003%)
20M20.00 mi1.36 mi25982-46015118-19515118-19528329(Top 98%)16009(Top 98%)16009(Top 1074%)
21M21.00 mi1.00 mi26069-8715135-1715135-1726653(Top 92%)15191(Top 93%)15191(Top 1019%)
35K21.75 mi0.75 mi25968+10115076+5915076+5923445(Top 81%)13678(Top 84%)13678(Top 917%)
23M23.00 mi1.25 mi26070-10215121-4515121-4527036(Top 93%)15339(Top 94%)15339(Top 1029%)
24M24.00 mi1.00 mi26102-3215117+415117+426414(Top 91%)14996(Top 92%)14996(Top 1006%)
40K24.85 mi0.85 mi26418-31615249-13215249-13228893(Top 100%)16261(Top 100%)16261(Top 1091%)
25.2M25.20 mi0.35 mi26413+515245+415245+425671(Top 88%)14624(Top 89%)14624(Top 981%)
FINISH26.22 mi1.02 mi26300+11315178+6715178+6722028(Top 76%)12872(Top 79%)12872(Top 863%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
Γ—21
+97ft-345ft

Overall

24017

Males

14269

M55-59

14269

5K→10K

3.1 - 6.2 mi

Top 89%
Γ—5
+79ft-138ft

Overall

25685

Males

15034

M55-59

15034

10K→15K

6.2 - 9.3 mi

Top 83%
Γ—3
+67ft-78ft

Overall

24017

Males

14269

M55-59

14269

15K→20K

9.3 - 12.4 mi

Top 84%
Γ—5
+106ft-86ft

Overall

24465

Males

14450

M55-59

14450

20K→HALF

12.4 - 13.1 mi

Top 92%
Γ—2
+19ft-37ft

Overall

26801

Males

15452

M55-59

15452

HALF→25K

13.1 - 15.5 mi

Top 91%
Γ—4
+66ft-88ft

Overall

26310

Males

15225

M55-59

15225

25K→30K

15.5 - 18.6 mi

Top 89%
Γ—9
+181ft-148ft

Overall

25897

Males

14959

M55-59

14959

30K→20M

18.6 - 20.0 mi

Top 98%
Γ—5
+64ft-50ft

Overall

28329

Males

16009

M55-59

16009

20M→21M

20.0 - 21.0 mi

Top 92%
Γ—8
+106ft-24ft

Overall

26653

Males

15191

M55-59

15191

21M→35K

21.0 - 21.8 mi

Top 81%
Γ—7
+17ft-86ft

Overall

23445

Males

13678

M55-59

13678

35K→23M

21.8 - 23.0 mi

Top 93%
Γ—5
+23ft-63ft

Overall

27036

Males

15339

M55-59

15339

23M→24M

23.0 - 24.0 mi

Top 91%
Γ—6
+12ft-82ft

Overall

26414

Males

14996

M55-59

14996

24M→40K

24.0 - 24.9 mi

Top 100%
Γ—1
+6ft-20ft

Overall

28893

Males

16261

M55-59

16261

40K→25.2M

24.9 - 25.2 mi

Top 88%
Γ—1
+13ft-16ft

Overall

25671

Males

14624

M55-59

14624

25.2M→FINISH

25.2 - 26.2 mi

Top 76%
Γ—2
+22ft-21ft

Overall

22028

Males

12872

M55-59

12872

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1651*
Passed By
1396
Net Change
-197
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#26103
5K β†’ 10K317*118+199#26103#25904
10K β†’ 15K643*3+640#25904#25264
15K β†’ 20K246*37+209#25264#25055
20K β†’ HALF3131-128#25055#25183
HALF β†’ 25K39200-220#25183#25403
25K β†’ 30K94200-119#25403#25522
30K β†’ 20M3200-460#25522#25982
20M β†’ 21M22109-87#25982#26069
21M β†’ 35K1043+101#26069#25968
35K β†’ 23M19121-102#25968#26070
23M β†’ 24M2961-32#26070#26102
24M β†’ 40K1200-316#26102#26418
40K β†’ 25.2M1712+5#26418#26413
25.2M β†’ FINISH1141+113#26413#26300
TOTALS1651*1396-197

* 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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Activity Data

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