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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Chan Ka Wai

Bib: 4307 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 13%
Gender (Male)
#0 / 16340
Top 21%
Masters (Masters Men)
#0 / 10617
Top 7%
Age Group (M45-49)
#0 / 2413
Top 9%
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
20:11
3.11 mi
Rank: #4153
Start → 5K
20:11 | 6:30/mi
10K
40:14
6.21 mi
Rank: #3982 (+171)
5K → 10K
20:03 | 6:28/mi
15K
1:00:18
9.32 mi
Rank: #3937 (+45)
10K → 15K
20:04 | 6:28/mi
20K
1:20:37
12.43 mi
Rank: #3956 (-19)
15K → 20K
20:19 | 6:33/mi
HALF
1:24:59
13.11 mi
Rank: #3947 (+9)
20K → HALF
4:22 | 6:25/mi
25K
1:41:02
15.53 mi
Rank: #3966 (-19)
HALF → 25K
16:03 | 6:38/mi
30K
2:02:18
18.64 mi
Rank: #4054 (-88)
25K → 30K
21:16 | 6:51/mi
20M
2:11:34
20.00 mi
Rank: #4020 (+34)
30K → 20M
9:16 | 6:50/mi
21M
2:18:50
21.00 mi
Rank: #4030 (-10)
20M → 21M
7:16 | 7:16/mi
35K
2:23:42
21.75 mi
Rank: #3982 (+48)
21M → 35K
4:52 | 6:31/mi
23M
2:32:11
23.00 mi
Rank: #3937 (+45)
35K → 23M
8:29 | 6:47/mi
24M
2:38:39
24.00 mi
Rank: #3864 (+73)
23M → 24M
6:28 | 6:28/mi
40K
2:44:15
24.85 mi
Rank: #3774 (+90)
24M → 40K
5:36 | 6:33/mi
25.2M
2:46:40
25.20 mi
Rank: #3740 (+34)
40K → 25.2M
2:25 | 7:01/mi
FINISH
2:53:01
26.22 mi
Rank: #3646 (+94)
25.2M → FINISH
6:21 | 6:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:24:59
Pace6:29 /mi
2nd Half
Distance13.11 mi
Time1:28:02
Pace6:43 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:4020:116:3020:11
6:30
-
10K
6.21 mi10:42:4340:146:2920:03
6:28
-0:02
15K
9.32 mi11:02:471:00:186:2920:04
6:28
0:00
20K
12.43 mi11:23:061:20:376:3020:19
6:33
+0:05
HALF
13.11 mi11:27:281:24:596:294:22
6:25
-0:08
25K
15.53 mi11:43:311:41:026:3116:03
6:38
+0:13
30K
18.64 mi12:04:472:02:186:3421:16
6:51
+0:13
20M
20.00 mi12:14:032:11:346:359:16
6:50
-0:01
21M
21.00 mi12:21:192:18:506:377:16
7:16
+0:26
35K
21.75 mi12:26:112:23:426:374:52
6:31
-0:45
23M
23.00 mi12:34:402:32:116:388:29
6:47
+0:16
24M
24.00 mi12:41:082:38:396:376:28
6:28
-0:19
40K
24.85 mi12:46:442:44:156:375:36
6:33
+0:05
25.2M
25.20 mi12:49:092:46:406:372:25
7:01
+0:28
FINISH
26.22 mi12:55:302:53:016:376:21
6:14
-0:47

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

6:14 /mi

Average Pace

6:36 /mi

Slowest Pace

7:16 /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

2:43:20

94% of race

Time at Steady Pace

9:41

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:36 /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 mi10:22:4020:116:3020:11
6:30
#4153
10K
6.21 mi10:42:4340:146:2920:03
6:28
#3982
15K
9.32 mi11:02:471:00:186:2920:04
6:28
#3937
20K
12.43 mi11:23:061:20:376:3020:19
6:33
#3956
HALF
13.11 mi11:27:281:24:596:294:22
6:25
#3947
25K
15.53 mi11:43:311:41:026:3116:03
6:38
#3966
30K
18.64 mi12:04:472:02:186:3421:16
6:51
#4054
20M
20.00 mi12:14:032:11:346:359:16
6:50
#4020
21M
21.00 mi12:21:192:18:506:377:16
7:16
#4030
35K
21.75 mi12:26:112:23:426:374:52
6:31
#3982
23M
23.00 mi12:34:402:32:116:388:29
6:47
#3937
24M
24.00 mi12:41:082:38:396:376:28
6:28
#3864
40K
24.85 mi12:46:442:44:156:375:36
6:33
#3774
25.2M
25.20 mi12:49:092:46:406:372:25
7:01
#3740
FINISH
26.22 mi12:55:302:53:016:376:21
6:14
#3646
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4153394239423921(Top 14%)3728(Top 23%)3728(Top 154%)
10K6.21 mi3.10 mi3982+1713782+1603782+1603864(Top 13%)3671(Top 22%)3671(Top 152%)
15K9.32 mi3.11 mi3937+453746+363746+363921(Top 14%)3728(Top 23%)3728(Top 154%)
20K12.43 mi3.11 mi3956-193767-213767-214037(Top 14%)3817(Top 23%)3817(Top 158%)
HALF13.11 mi0.68 mi3947+93757+103757+103746(Top 13%)3563(Top 22%)3563(Top 148%)
25K15.53 mi2.42 mi3966-193769-123769-124233(Top 15%)3957(Top 24%)3957(Top 164%)
30K18.64 mi3.11 mi4054-883827-583827-584706(Top 16%)4292(Top 26%)4292(Top 178%)
20M20.00 mi1.36 mi4020+343792+353792+354278(Top 15%)3892(Top 24%)3892(Top 161%)
21M21.00 mi1.00 mi4030-103793-13793-15010(Top 17%)4394(Top 27%)4394(Top 182%)
35K21.75 mi0.75 mi3982+483742+513742+513606(Top 12%)3316(Top 20%)3316(Top 137%)
23M23.00 mi1.25 mi3937+453697+453697+453952(Top 14%)3554(Top 22%)3554(Top 147%)
24M24.00 mi1.00 mi3864+733622+753622+752986(Top 10%)2727(Top 17%)2727(Top 113%)
40K24.85 mi0.85 mi3774+903538+843538+842796(Top 10%)2563(Top 16%)2563(Top 106%)
25.2M25.20 mi0.35 mi3740+343511+273511+272680(Top 9%)2444(Top 15%)2444(Top 101%)
FINISH26.22 mi1.02 mi3646+943426+853426+852672(Top 9%)2411(Top 15%)2411(Top 100%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21
+97ft-345ft

Overall

3921

Males

3728

M45-49

3728

5K→10K

3.1 - 6.2 mi

Top 13%
×5
+79ft-138ft

Overall

3864

Males

3671

M45-49

3671

10K→15K

6.2 - 9.3 mi

Top 14%
×3
+67ft-78ft

Overall

3921

Males

3728

M45-49

3728

15K→20K

9.3 - 12.4 mi

Top 14%
×5
+106ft-86ft

Overall

4037

Males

3817

M45-49

3817

20K→HALF

12.4 - 13.1 mi

Top 13%
×2
+19ft-37ft

Overall

3746

Males

3563

M45-49

3563

HALF→25K

13.1 - 15.5 mi

Top 15%
×4
+66ft-88ft

Overall

4233

Males

3957

M45-49

3957

25K→30K

15.5 - 18.6 mi

Top 16%
×9
+181ft-148ft

Overall

4706

Males

4292

M45-49

4292

30K→20M

18.6 - 20.0 mi

Top 15%
×5
+64ft-50ft

Overall

4278

Males

3892

M45-49

3892

20M→21M

20.0 - 21.0 mi

Top 17%
×8
+106ft-24ft

Overall

5010

Males

4394

M45-49

4394

21M→35K

21.0 - 21.8 mi

Top 12%
×7
+17ft-86ft

Overall

3606

Males

3316

M45-49

3316

35K→23M

21.8 - 23.0 mi

Top 14%
×5
+23ft-63ft

Overall

3952

Males

3554

M45-49

3554

23M→24M

23.0 - 24.0 mi

Top 10%
×6
+12ft-82ft

Overall

2986

Males

2727

M45-49

2727

24M→40K

24.0 - 24.9 mi

Top 10%
×1
+6ft-20ft

Overall

2796

Males

2563

M45-49

2563

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1
+13ft-16ft

Overall

2680

Males

2444

M45-49

2444

25.2M→FINISH

25.2 - 26.2 mi

Top 9%
×2
+22ft-21ft

Overall

2672

Males

2411

M45-49

2411

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1194*
Passed By
687
Net Change
+507
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4153
5K → 10K252*81+171#4153#3982
10K → 15K11570+45#3982#3937
15K → 20K7897-19#3937#3956
20K → HALF178+9#3956#3947
HALF → 25K7493-19#3947#3966
25K → 30K68156-88#3966#4054
30K → 20M7339+34#4054#4020
20M → 21M5262-10#4020#4030
21M → 35K6618+48#4030#3982
35K → 23M7631+45#3982#3937
23M → 24M8916+73#3937#3864
24M → 40K955+90#3864#3774
40K → 25.2M395+34#3774#3740
25.2M → FINISH1006+94#3740#3646
TOTALS1194*687+507

* 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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