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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Mark Cai

Bib: 3722 •M •Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 15%
Gender (Male)
#0 / 16340
Top 25%
Age Group (M18-39)
#0 / 5723
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
20:42
3.11 mi
Rank: #5529
Start → 5K
20:42 | 6:40/mi
10K
41:21
6.21 mi
Rank: #5450 (+79)
5K → 10K
20:39 | 6:39/mi
15K
1:01:50
9.32 mi
Rank: #5227 (+223)
10K → 15K
20:29 | 6:36/mi
20K
1:22:29
12.43 mi
Rank: #5071 (+156)
15K → 20K
20:39 | 6:39/mi
HALF
1:26:59
13.11 mi
Rank: #5066 (+5)
20K → HALF
4:30 | 6:37/mi
25K
1:43:13
15.53 mi
Rank: #4996 (+70)
HALF → 25K
16:14 | 6:42/mi
30K
2:04:31
18.64 mi
Rank: #4910 (+86)
25K → 30K
21:18 | 6:52/mi
20M
2:13:54
20.00 mi
Rank: #4893 (+17)
30K → 20M
9:23 | 6:55/mi
21M
2:21:01
21.00 mi
Rank: #4811 (+82)
20M → 21M
7:07 | 7:07/mi
35K
2:25:51
21.75 mi
Rank: #4736 (+75)
21M → 35K
4:50 | 6:28/mi
23M
2:34:25
23.00 mi
Rank: #4668 (+68)
35K → 23M
8:34 | 6:51/mi
24M
2:41:11
24.00 mi
Rank: #4645 (+23)
23M → 24M
6:46 | 6:46/mi
40K
2:46:59
24.85 mi
Rank: #4592 (+53)
24M → 40K
5:48 | 6:48/mi
25.2M
2:49:27
25.20 mi
Rank: #4561 (+31)
40K → 25.2M
2:28 | 7:10/mi
FINISH
2:55:52
26.22 mi
Rank: #4451 (+110)
25.2M → FINISH
6:25 | 6:18/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:26:59
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:28:53
Pace6:47 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:1120:426:4020:42
6:40
-
10K
6.21 mi10:43:5041:216:4020:39
6:39
-0:01
15K
9.32 mi11:04:191:01:506:3920:29
6:36
-0:03
20K
12.43 mi11:24:581:22:296:3920:39
6:39
+0:03
HALF
13.11 mi11:29:281:26:596:394:30
6:37
-0:02
25K
15.53 mi11:45:421:43:136:3916:14
6:42
+0:05
30K
18.64 mi12:07:002:04:316:4121:18
6:52
+0:10
20M
20.00 mi12:16:232:13:546:429:23
6:55
+0:03
21M
21.00 mi12:23:302:21:016:437:07
7:07
+0:12
35K
21.75 mi12:28:202:25:516:434:50
6:28
-0:39
23M
23.00 mi12:36:542:34:256:438:34
6:51
+0:23
24M
24.00 mi12:43:402:41:116:436:46
6:46
-0:05
40K
24.85 mi12:49:282:46:596:445:48
6:48
+0:02
25.2M
25.20 mi12:51:562:49:276:442:28
7:10
+0:22
FINISH
26.22 mi12:58:212:55:526:436:25
6:18
-0:52

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

6:18 /mi

Average Pace

6:43 /mi

Slowest Pace

7:10 /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

2:46:17

95% of race

Time at Steady Pace

9:35

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:42 /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 mi10:23:1120:426:4020:42
6:40
#5529
10K
6.21 mi10:43:5041:216:4020:39
6:39
#5450
15K
9.32 mi11:04:191:01:506:3920:29
6:36
#5227
20K
12.43 mi11:24:581:22:296:3920:39
6:39
#5071
HALF
13.11 mi11:29:281:26:596:394:30
6:37
#5066
25K
15.53 mi11:45:421:43:136:3916:14
6:42
#4996
30K
18.64 mi12:07:002:04:316:4121:18
6:52
#4910
20M
20.00 mi12:16:232:13:546:429:23
6:55
#4893
21M
21.00 mi12:23:302:21:016:437:07
7:07
#4811
35K
21.75 mi12:28:202:25:516:434:50
6:28
#4736
23M
23.00 mi12:36:542:34:256:438:34
6:51
#4668
24M
24.00 mi12:43:402:41:116:436:46
6:46
#4645
40K
24.85 mi12:49:282:46:596:445:48
6:48
#4592
25.2M
25.20 mi12:51:562:49:276:442:28
7:10
#4561
FINISH
26.22 mi12:58:212:55:526:436:25
6:18
#4451
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 mi5529510251024875(Top 17%)4553(Top 28%)4553(Top 80%)
10K6.21 mi3.10 mi5450+795049+535049+535426(Top 19%)5008(Top 31%)5008(Top 88%)
15K9.32 mi3.11 mi5227+2234860+1894860+1894875(Top 17%)4553(Top 28%)4553(Top 80%)
20K12.43 mi3.11 mi5071+1564723+1374723+1374759(Top 16%)4448(Top 27%)4448(Top 78%)
HALF13.11 mi0.68 mi5066+54721+24721+25219(Top 18%)4796(Top 29%)4796(Top 84%)
25K15.53 mi2.42 mi4996+704655+664655+664838(Top 17%)4469(Top 27%)4469(Top 78%)
30K18.64 mi3.11 mi4910+864569+864569+864804(Top 17%)4368(Top 27%)4368(Top 76%)
20M20.00 mi1.36 mi4893+174545+244545+244871(Top 17%)4375(Top 27%)4375(Top 76%)
21M21.00 mi1.00 mi4811+824463+824463+824121(Top 14%)3709(Top 23%)3709(Top 65%)
35K21.75 mi0.75 mi4736+754395+684395+683366(Top 12%)3126(Top 19%)3126(Top 55%)
23M23.00 mi1.25 mi4668+684325+704325+704380(Top 15%)3905(Top 24%)3905(Top 68%)
24M24.00 mi1.00 mi4645+234296+294296+294841(Top 17%)4217(Top 26%)4217(Top 74%)
40K24.85 mi0.85 mi4592+534241+554241+554113(Top 14%)3610(Top 22%)3610(Top 63%)
25.2M25.20 mi0.35 mi4561+314210+314210+313344(Top 12%)2969(Top 18%)2969(Top 52%)
FINISH26.22 mi1.02 mi4451+1104105+1054105+1053011(Top 10%)2689(Top 16%)2689(Top 47%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21
+97ft-345ft

Overall

4875

Males

4553

M18-39

4553

5K→10K

3.1 - 6.2 mi

Top 19%
×5
+79ft-138ft

Overall

5426

Males

5008

M18-39

5008

10K→15K

6.2 - 9.3 mi

Top 17%
×3
+67ft-78ft

Overall

4875

Males

4553

M18-39

4553

15K→20K

9.3 - 12.4 mi

Top 16%
×5
+106ft-86ft

Overall

4759

Males

4448

M18-39

4448

20K→HALF

12.4 - 13.1 mi

Top 18%
×2
+19ft-37ft

Overall

5219

Males

4796

M18-39

4796

HALF→25K

13.1 - 15.5 mi

Top 17%
×4
+66ft-88ft

Overall

4838

Males

4469

M18-39

4469

25K→30K

15.5 - 18.6 mi

Top 17%
×9
+181ft-148ft

Overall

4804

Males

4368

M18-39

4368

30K→20M

18.6 - 20.0 mi

Top 17%
×5
+64ft-50ft

Overall

4871

Males

4375

M18-39

4375

20M→21M

20.0 - 21.0 mi

Top 14%
×8
+106ft-24ft

Overall

4121

Males

3709

M18-39

3709

21M→35K

21.0 - 21.8 mi

Top 12%
×7
+17ft-86ft

Overall

3366

Males

3126

M18-39

3126

35K→23M

21.8 - 23.0 mi

Top 15%
×5
+23ft-63ft

Overall

4380

Males

3905

M18-39

3905

23M→24M

23.0 - 24.0 mi

Top 17%
×6
+12ft-82ft

Overall

4841

Males

4217

M18-39

4217

24M→40K

24.0 - 24.9 mi

Top 14%
×1
+6ft-20ft

Overall

4113

Males

3610

M18-39

3610

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1
+13ft-16ft

Overall

3344

Males

2969

M18-39

2969

25.2M→FINISH

25.2 - 26.2 mi

Top 10%
×2
+22ft-21ft

Overall

3011

Males

2689

M18-39

2689

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1626*
Passed By
548
Net Change
+1078
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5529
5K → 10K223*144+79#5529#5450
10K → 15K268*45+223#5450#5227
15K → 20K18226+156#5227#5071
20K → HALF1712+5#5071#5066
HALF → 25K11949+70#5066#4996
25K → 30K16175+86#4996#4910
30K → 20M6346+17#4910#4893
20M → 21M10826+82#4893#4811
21M → 35K8510+75#4811#4736
35K → 23M10335+68#4736#4668
23M → 24M6542+23#4668#4645
24M → 40K7219+53#4645#4592
40K → 25.2M376+31#4592#4561
25.2M → FINISH12313+110#4561#4451
TOTALS1626*548+1078

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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