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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Zack Tseng

Bib: 2656 β€’M β€’Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 4%
Gender (Male)
#0 / 16340
Top 6%
Age Group (M18-39)
#0 / 5723
Top 16%
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Zack

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· 5:41/mi at mile 26.2

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
18:51
3.11 mi
Rank: #1449
Start β†’ 5K
18:51 | 6:05/mi
10K
37:42
6.21 mi
Rank: #1523 (-74)
5K β†’ 10K
18:51 | 6:05/mi
15K
56:42
9.32 mi
Rank: #1642 (-119)
10K β†’ 15K
19:00 | 6:07/mi
20K
1:15:42
12.43 mi
Rank: #1650 (-8)
15K β†’ 20K
19:00 | 6:07/mi
HALF
1:19:50
13.11 mi
Rank: #1647 (+3)
20K β†’ HALF
4:08 | 6:04/mi
25K
1:34:50
15.53 mi
Rank: #1665 (-18)
HALF β†’ 25K
15:00 | 6:12/mi
30K
1:53:59
18.64 mi
Rank: #1522 (+143)
25K β†’ 30K
19:09 | 6:10/mi
20M
2:02:08
20.00 mi
Rank: #1420 (+102)
30K β†’ 20M
8:09 | 6:01/mi
21M
2:08:19
21.00 mi
Rank: #1343 (+77)
20M β†’ 21M
6:11 | 6:11/mi
35K
2:12:40
21.75 mi
Rank: #1307 (+36)
21M β†’ 35K
4:21 | 5:49/mi
23M
2:20:14
23.00 mi
Rank: #1250 (+57)
35K β†’ 23M
7:34 | 6:03/mi
24M
2:26:12
24.00 mi
Rank: #1210 (+40)
23M β†’ 24M
5:58 | 5:58/mi
40K
2:31:15
24.85 mi
Rank: #1169 (+41)
24M β†’ 40K
5:03 | 5:55/mi
25.2M
2:33:25
25.20 mi
Rank: #1147 (+22)
40K β†’ 25.2M
2:10 | 6:17/mi
FINISH
2:39:13
26.22 mi
Rank: #1105 (+42)
25.2M β†’ FINISH
5:48 | 5:42/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Halfβš–οΈ Balanced
via HALF
Distance13.11 mi
Time1:19:50
Pace6:06 /mi
2nd Halfβš–οΈ Balanced
Distance13.11 mi
Time1:19:23
Pace6:04 /mi
πŸ“ŠEven Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2918:516:0518:51
6:05
-
10K
6.21 mi10:39:2037:426:0518:51
6:05
0:00
15K
9.32 mi10:58:2056:426:0519:00
6:07
+0:02
20K
12.43 mi11:17:201:15:426:0619:00
6:07
0:00
HALF
13.11 mi11:21:281:19:506:064:08
6:04
-0:03
25K
15.53 mi11:36:281:34:506:0715:00
6:12
+0:08
30K
18.64 mi11:55:371:53:596:0719:09
6:10
-0:02
20M
20.00 mi12:03:462:02:086:078:09
6:01
-0:09
21M
21.00 mi12:09:572:08:196:076:11
6:11
+0:10
35K
21.75 mi12:14:182:12:406:074:21
5:49
-0:22
23M
23.00 mi12:21:522:20:146:067:34
6:03
+0:14
24M
24.00 mi12:27:502:26:126:065:58
5:58
-0:05
40K
24.85 mi12:32:532:31:156:065:03
5:55
-0:03
25.2M
25.20 mi12:35:032:33:256:062:10
6:17
+0:22
FINISH
26.22 mi12:40:512:39:136:055:48
5:42
-0:35

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

5:42 /mi

Average Pace

6:05 /mi

Slowest Pace

6:17 /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

2:37:03

99% of race

Time at Steady Pace

2:10

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:04 /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 mi10:20:2918:516:0518:51
6:05
#1449
10K
6.21 mi10:39:2037:426:0518:51
6:05
#1523
15K
9.32 mi10:58:2056:426:0519:00
6:07
#1642
20K
12.43 mi11:17:201:15:426:0619:00
6:07
#1650
HALF
13.11 mi11:21:281:19:506:064:08
6:04
#1647
25K
15.53 mi11:36:281:34:506:0715:00
6:12
#1665
30K
18.64 mi11:55:371:53:596:0719:09
6:10
#1522
20M
20.00 mi12:03:462:02:086:078:09
6:01
#1420
21M
21.00 mi12:09:572:08:196:076:11
6:11
#1343
35K
21.75 mi12:14:182:12:406:074:21
5:49
#1307
23M
23.00 mi12:21:522:20:146:067:34
6:03
#1250
24M
24.00 mi12:27:502:26:126:065:58
5:58
#1210
40K
24.85 mi12:32:532:31:156:065:03
5:55
#1169
25.2M
25.20 mi12:35:032:33:256:062:10
6:17
#1147
FINISH
26.22 mi12:40:512:39:136:055:48
5:42
#1105
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1449139213921872(Top 6%)1805(Top 11%)1805(Top 32%)
10K6.21 mi3.10 mi1523-741466-741466-741640(Top 6%)1578(Top 10%)1578(Top 28%)
15K9.32 mi3.11 mi1642-1191581-1151581-1151872(Top 6%)1805(Top 11%)1805(Top 32%)
20K12.43 mi3.11 mi1650-81589-81589-81632(Top 6%)1572(Top 10%)1572(Top 27%)
HALF13.11 mi0.68 mi1647+31586+31586+31706(Top 6%)1645(Top 10%)1645(Top 29%)
25K15.53 mi2.42 mi1665-181603-171603-171765(Top 6%)1699(Top 10%)1699(Top 30%)
30K18.64 mi3.11 mi1522+1431465+1381465+1381158(Top 4%)1116(Top 7%)1116(Top 20%)
20M20.00 mi1.36 mi1420+1021367+981367+98651(Top 2%)626(Top 4%)626(Top 11%)
21M21.00 mi1.00 mi1343+771294+731294+73514(Top 2%)491(Top 3%)491(Top 9%)
35K21.75 mi0.75 mi1307+361258+361258+36678(Top 2%)646(Top 4%)646(Top 11%)
23M23.00 mi1.25 mi1250+571203+551203+55784(Top 3%)751(Top 5%)751(Top 13%)
24M24.00 mi1.00 mi1210+401163+401163+40958(Top 3%)914(Top 6%)914(Top 16%)
40K24.85 mi0.85 mi1169+411123+401123+40562(Top 2%)537(Top 3%)537(Top 9%)
25.2M25.20 mi0.35 mi1147+221102+211102+21458(Top 2%)443(Top 3%)443(Top 8%)
FINISH26.22 mi1.02 mi1105+421060+421060+42707(Top 2%)677(Top 4%)677(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
Γ—21
+97ft-345ft

Overall

1872

Males

1805

M18-39

1805

5K→10K

3.1 - 6.2 mi

Top 6%
Γ—5
+79ft-138ft

Overall

1640

Males

1578

M18-39

1578

10K→15K

6.2 - 9.3 mi

Top 6%
Γ—3
+67ft-78ft

Overall

1872

Males

1805

M18-39

1805

15K→20K

9.3 - 12.4 mi

Top 6%
Γ—5
+106ft-86ft

Overall

1632

Males

1572

M18-39

1572

20K→HALF

12.4 - 13.1 mi

Top 6%
Γ—2
+19ft-37ft

Overall

1706

Males

1645

M18-39

1645

HALF→25K

13.1 - 15.5 mi

Top 6%
Γ—4
+66ft-88ft

Overall

1765

Males

1699

M18-39

1699

25K→30K

15.5 - 18.6 mi

Top 4%
Γ—9
+181ft-148ft

Overall

1158

Males

1116

M18-39

1116

30K→20M

18.6 - 20.0 mi

Top 2%
Γ—5
+64ft-50ft

Overall

651

Males

626

M18-39

626

20M→21M

20.0 - 21.0 mi

Top 2%
Γ—8
+106ft-24ft

Overall

514

Males

491

M18-39

491

21M→35K

21.0 - 21.8 mi

Top 2%
Γ—7
+17ft-86ft

Overall

678

Males

646

M18-39

646

35K→23M

21.8 - 23.0 mi

Top 3%
Γ—5
+23ft-63ft

Overall

784

Males

751

M18-39

751

23M→24M

23.0 - 24.0 mi

Top 3%
Γ—6
+12ft-82ft

Overall

958

Males

914

M18-39

914

24M→40K

24.0 - 24.9 mi

Top 2%
Γ—1
+6ft-20ft

Overall

562

Males

537

M18-39

537

40K→25.2M

24.9 - 25.2 mi

Top 2%
Γ—1
+13ft-16ft

Overall

458

Males

443

M18-39

443

25.2M→FINISH

25.2 - 26.2 mi

Top 2%
Γ—2
+22ft-21ft

Overall

707

Males

677

M18-39

677

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
731
Passed By
387
Net Change
+344
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1449
5K β†’ 10K48122-74#1449#1523
10K β†’ 15K18137-119#1523#1642
15K β†’ 20K3947-8#1642#1650
20K β†’ HALF96+3#1650#1647
HALF β†’ 25K3452-18#1647#1665
25K β†’ 30K1474+143#1665#1522
30K β†’ 20M1031+102#1522#1420
20M β†’ 21M781+77#1420#1343
21M β†’ 35K393+36#1343#1307
35K β†’ 23M603+57#1307#1250
23M β†’ 24M488+40#1250#1210
24M β†’ 40K432+41#1210#1169
40K β†’ 25.2M231+22#1169#1147
25.2M β†’ FINISH420+42#1147#1105
TOTALS731387+344
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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