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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Chengcheng Zhao

Bib: 2064 •M •Age: N/A

NJ

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 50%
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
Race Day Weather
51°/41°F
overcast clouds
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  • Segment-by-segment breakdown
  • Personalized race insights
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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
23:38
3.11 mi
Rank: #13697
Start → 5K
23:38 | 7:37/mi
10K
47:49
6.21 mi
Rank: #14579 (-882)
5K → 10K
24:11 | 7:48/mi
15K
1:12:02
9.32 mi
Rank: #14773 (-194)
10K → 15K
24:13 | 7:48/mi
20K
1:36:54
12.43 mi
Rank: #15145 (-372)
15K → 20K
24:52 | 8:01/mi
HALF
1:42:18
13.11 mi
Rank: #15211 (-66)
20K → HALF
5:24 | 7:56/mi
25K
2:04:01
15.53 mi
Rank: #16431 (-1220)
HALF → 25K
21:43 | 8:58/mi
30K
2:28:51
18.64 mi
Rank: #15866 (+565)
25K → 30K
24:50 | 8:00/mi
20M
2:39:36
20.00 mi
Rank: #15587 (+279)
30K → 20M
10:45 | 7:55/mi
21M
2:47:37
21.00 mi
Rank: #15208 (+379)
20M → 21M
8:01 | 8:01/mi
35K
2:53:30
21.75 mi
Rank: #15138 (+70)
21M → 35K
5:53 | 7:52/mi
23M
3:03:27
23.00 mi
Rank: #14943 (+195)
35K → 23M
9:57 | 7:58/mi
24M
3:11:21
24.00 mi
Rank: #14833 (+110)
23M → 24M
7:54 | 7:54/mi
40K
3:18:06
24.85 mi
Rank: #14714 (+119)
24M → 40K
6:45 | 7:54/mi
25.2M
3:20:59
25.20 mi
Rank: #14636 (+78)
40K → 25.2M
2:53 | 8:22/mi
FINISH
3:28:28
26.22 mi
Rank: #14483 (+153)
25.2M → FINISH
7:29 | 7:21/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:18
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:46:10
Pace8:06 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1823:387:3723:38
7:37
-
10K
6.21 mi10:49:2947:497:4224:11
7:48
+0:11
15K
9.32 mi11:13:421:12:027:4424:13
7:48
0:00
20K
12.43 mi11:38:341:36:547:4824:52
8:01
+0:13
HALF
13.11 mi11:43:581:42:187:495:24
7:56
-0:05
25K
15.53 mi12:05:412:04:018:0021:43
8:58
+1:02
30K
18.64 mi12:30:312:28:518:0024:50
8:00
-0:58
20M
20.00 mi12:41:162:39:367:5910:45
7:55
-0:05
21M
21.00 mi12:49:172:47:377:598:01
8:01
+0:06
35K
21.75 mi12:55:102:53:307:595:53
7:52
-0:09
23M
23.00 mi13:05:073:03:277:599:57
7:58
+0:06
24M
24.00 mi13:13:013:11:217:597:54
7:54
-0:04
40K
24.85 mi13:19:463:18:067:596:45
7:54
0:00
25.2M
25.20 mi13:22:393:20:597:592:53
8:22
+0:28
FINISH
26.22 mi13:30:083:28:287:587:29
7:21
-1:01

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

7:21 /mi

Average Pace

7:57 /mi

Slowest Pace

8:58 /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

31:07

15% of race

Time at Steady Pace

2:32:45

73% of race

Time at Slower Pace

24:36

12% of race

Average Pace: 7:57 /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 mi10:25:1823:387:3723:38
7:37
#13697
10K
6.21 mi10:49:2947:497:4224:11
7:48
#14579
15K
9.32 mi11:13:421:12:027:4424:13
7:48
#14773
20K
12.43 mi11:38:341:36:547:4824:52
8:01
#15145
HALF
13.11 mi11:43:581:42:187:495:24
7:56
#15211
25K
15.53 mi12:05:412:04:018:0021:43
8:58
#16431
30K
18.64 mi12:30:312:28:518:0024:50
8:00
#15866
20M
20.00 mi12:41:162:39:367:5910:45
7:55
#15587
21M
21.00 mi12:49:172:47:377:598:01
8:01
#15208
35K
21.75 mi12:55:102:53:307:595:53
7:52
#15138
23M
23.00 mi13:05:073:03:277:599:57
7:58
#14943
24M
24.00 mi13:13:013:11:217:597:54
7:54
#14833
40K
24.85 mi13:19:463:18:067:596:45
7:54
#14714
25.2M
25.20 mi13:22:393:20:597:592:53
8:22
#14636
FINISH
26.22 mi13:30:083:28:287:587:29
7:21
#14483
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 mi136979748974815287(Top 53%)10302(Top 63%)10302(Top 180%)
10K6.21 mi3.10 mi14579-88210081-33310081-33315467(Top 53%)10408(Top 64%)10408(Top 182%)
15K9.32 mi3.11 mi14773-19410116-3510116-3515287(Top 53%)10302(Top 63%)10302(Top 180%)
20K12.43 mi3.11 mi15145-37210245-12910245-12916131(Top 56%)10609(Top 65%)10609(Top 185%)
HALF13.11 mi0.68 mi15211-6610273-2810273-2816449(Top 57%)10757(Top 66%)10757(Top 188%)
25K15.53 mi2.42 mi16431-122010752-47910752-47920969(Top 72%)12724(Top 78%)12724(Top 222%)
30K18.64 mi3.11 mi15866+56510475+27710475+27713437(Top 46%)9305(Top 57%)9305(Top 163%)
20M20.00 mi1.36 mi15587+27910353+12210353+12212194(Top 42%)8660(Top 53%)8660(Top 151%)
21M21.00 mi1.00 mi15208+37910161+19210161+1929996(Top 34%)7477(Top 46%)7477(Top 131%)
35K21.75 mi0.75 mi15138+7010128+3310128+3313504(Top 47%)9099(Top 56%)9099(Top 159%)
23M23.00 mi1.25 mi14943+19510017+11110017+11112118(Top 42%)8421(Top 52%)8421(Top 147%)
24M24.00 mi1.00 mi14833+1109960+579960+5713017(Top 45%)8715(Top 53%)8715(Top 152%)
40K24.85 mi0.85 mi14714+1199893+679893+6711742(Top 40%)8069(Top 49%)8069(Top 141%)
25.2M25.20 mi0.35 mi14636+789859+349859+3410697(Top 37%)7504(Top 46%)7504(Top 131%)
FINISH26.22 mi1.02 mi14483+1539774+859774+8510205(Top 35%)7235(Top 44%)7235(Top 126%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21
+97ft-345ft

Overall

15287

Males

10302

M18-39

10302

5K→10K

3.1 - 6.2 mi

Top 53%
×5
+79ft-138ft

Overall

15467

Males

10408

M18-39

10408

10K→15K

6.2 - 9.3 mi

Top 53%
×3
+67ft-78ft

Overall

15287

Males

10302

M18-39

10302

15K→20K

9.3 - 12.4 mi

Top 56%
×5
+106ft-86ft

Overall

16131

Males

10609

M18-39

10609

20K→HALF

12.4 - 13.1 mi

Top 57%
×2
+19ft-37ft

Overall

16449

Males

10757

M18-39

10757

HALF→25K

13.1 - 15.5 mi

Top 72%
×4
+66ft-88ft

Overall

20969

Males

12724

M18-39

12724

25K→30K

15.5 - 18.6 mi

Top 46%
×9
+181ft-148ft

Overall

13437

Males

9305

M18-39

9305

30K→20M

18.6 - 20.0 mi

Top 42%
×5
+64ft-50ft

Overall

12194

Males

8660

M18-39

8660

20M→21M

20.0 - 21.0 mi

Top 34%
×8
+106ft-24ft

Overall

9996

Males

7477

M18-39

7477

21M→35K

21.0 - 21.8 mi

Top 47%
×7
+17ft-86ft

Overall

13504

Males

9099

M18-39

9099

35K→23M

21.8 - 23.0 mi

Top 42%
×5
+23ft-63ft

Overall

12118

Males

8421

M18-39

8421

23M→24M

23.0 - 24.0 mi

Top 45%
×6
+12ft-82ft

Overall

13017

Males

8715

M18-39

8715

24M→40K

24.0 - 24.9 mi

Top 40%
×1
+6ft-20ft

Overall

11742

Males

8069

M18-39

8069

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1
+13ft-16ft

Overall

10697

Males

7504

M18-39

7504

25.2M→FINISH

25.2 - 26.2 mi

Top 35%
×2
+22ft-21ft

Overall

10205

Males

7235

M18-39

7235

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2373*
Passed By
984
Net Change
-786
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13697
5K → 10K74200-882#13697#14579
10K → 15K142200-194#14579#14773
15K → 20K79200-372#14773#15145
20K → HALF1783-66#15145#15211
HALF → 25K12200-1220#15211#16431
25K → 30K572*7+565#16431#15866
30K → 20M282*3+279#15866#15587
20M → 21M379*0+379#15587#15208
21M → 35K8616+70#15208#15138
35K → 23M212*17+195#15138#14943
23M → 24M13828+110#14943#14833
24M → 40K13617+119#14833#14714
40K → 25.2M824+78#14714#14636
25.2M → FINISH1629+153#14636#14483
TOTALS2373*984-786

* 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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Activity Data

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