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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Ka I-Nan Lai

Bib: 31220 β€’M β€’Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M40-44)
#0 / 2198
Race Day Weather
51Β°/41Β°F
overcast clouds
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  • Qualification readiness
  • 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
32:48
3.11 mi
Rank: #27284
Start β†’ 5K
32:48 | 10:34/mi
10K
1:05:21
6.21 mi
Rank: #27064 (+220)
5K β†’ 10K
32:33 | 10:29/mi
15K
1:41:16
9.32 mi
Rank: #27515 (-451)
10K β†’ 15K
35:55 | 11:34/mi
20K
2:15:40
12.43 mi
Rank: #27401 (+114)
15K β†’ 20K
34:24 | 11:05/mi
HALF
2:26:11
13.11 mi
Rank: #27714 (-313)
20K β†’ HALF
10:31 | 15:26/mi
25K
2:53:43
15.53 mi
Rank: #27550 (+164)
HALF β†’ 25K
27:32 | 11:22/mi
30K
3:33:42
18.64 mi
Rank: #27589 (-39)
25K β†’ 30K
39:59 | 12:53/mi
20M
3:52:45
20.00 mi
Rank: #27695 (-106)
30K β†’ 20M
19:03 | 14:02/mi
21M
4:08:52
21.00 mi
Rank: #27780 (-85)
20M β†’ 21M
16:07 | 16:07/mi
35K
4:19:27
21.75 mi
Rank: #27822 (-42)
21M β†’ 35K
10:35 | 14:09/mi
23M
4:36:18
23.00 mi
Rank: #27834 (-12)
35K β†’ 23M
16:51 | 13:28/mi
24M
4:50:37
24.00 mi
Rank: #27875 (-41)
23M β†’ 24M
14:19 | 14:19/mi
40K
5:01:54
24.85 mi
Rank: #27866 (+9)
24M β†’ 40K
11:17 | 13:12/mi
25.2M
5:06:20
25.20 mi
Rank: #27853 (+13)
40K β†’ 25.2M
4:26 | 12:52/mi
FINISH
5:18:33
26.22 mi
Rank: #27848 (+5)
25.2M β†’ FINISH
12:13 | 12:00/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:26:11
Pace11:10 /mi
2nd Half
Distance13.11 mi
Time2:52:22
Pace13:09 /mi
πŸ“ŠPositive Split: 17.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:05:1532:4810:3432:48
10:34
-
10K
6.21 mi12:37:481:05:2110:3232:33
10:29
-0:05
15K
9.32 mi13:13:431:41:1610:5235:55
11:34
+1:05
20K
12.43 mi13:48:072:15:4010:5634:24
11:05
-0:29
HALF
13.11 mi13:58:382:26:1111:1010:31
15:26
+4:21
25K
15.53 mi14:26:102:53:4311:1127:32
11:22
-4:04
30K
18.64 mi15:06:093:33:4211:2839:59
12:53
+1:31
20M
20.00 mi15:25:123:52:4511:3919:03
14:02
+1:09
21M
21.00 mi15:41:194:08:5211:5216:07
16:07
+2:05
35K
21.75 mi15:51:544:19:2711:5610:35
14:09
-1:58
23M
23.00 mi16:08:454:36:1812:0116:51
13:28
-0:41
24M
24.00 mi16:23:044:50:3712:0714:19
14:19
+0:51
40K
24.85 mi16:34:215:01:5412:0911:17
13:12
-1:07
25.2M
25.20 mi16:38:475:06:2012:104:26
12:52
-0:20
FINISH
26.22 mi16:51:005:18:3312:1012:13
12:00
-0:52

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

10:29 /mi

Average Pace

12:10 /mi

Slowest Pace

16:07 /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

2:55:25

55% of race

Time at Steady Pace

1:12:33

23% of race

Time at Slower Pace

1:10:35

22% of race

Average Pace: 12:09 /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 mi12:05:1532:4810:3432:48
10:34
#27284
10K
6.21 mi12:37:481:05:2110:3232:33
10:29
#27064
15K
9.32 mi13:13:431:41:1610:5235:55
11:34
#27515
20K
12.43 mi13:48:072:15:4010:5634:24
11:05
#27401
HALF
13.11 mi13:58:382:26:1111:1010:31
15:26
#27714
25K
15.53 mi14:26:102:53:4311:1127:32
11:22
#27550
30K
18.64 mi15:06:093:33:4211:2839:59
12:53
#27589
20M
20.00 mi15:25:123:52:4511:3919:03
14:02
#27695
21M
21.00 mi15:41:194:08:5211:5216:07
16:07
#27780
35K
21.75 mi15:51:544:19:2711:5610:35
14:09
#27822
23M
23.00 mi16:08:454:36:1812:0116:51
13:28
#27834
24M
24.00 mi16:23:044:50:3712:0714:19
14:19
#27875
40K
24.85 mi16:34:215:01:5412:0911:17
13:12
#27866
25.2M
25.20 mi16:38:475:06:2012:104:26
12:52
#27853
FINISH
26.22 mi16:51:005:18:3312:1012:13
12:00
#27848
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi27284157451574528029(Top 97%)15992(Top 98%)15992(Top 728%)
10K6.21 mi3.10 mi27064+22015640+10515640+10526870(Top 93%)15542(Top 95%)15542(Top 707%)
15K9.32 mi3.11 mi27515-45115809-16915809-16928029(Top 97%)15992(Top 98%)15992(Top 728%)
20K12.43 mi3.11 mi27401+11415764+4515764+4527045(Top 93%)15608(Top 96%)15608(Top 710%)
HALF13.11 mi0.68 mi27714-31315883-11915883-11928980(Top 100%)16316(Top 100%)16316(Top 742%)
25K15.53 mi2.42 mi27550+16415813+7015813+7026826(Top 92%)15466(Top 95%)15466(Top 704%)
30K18.64 mi3.11 mi27589-3915804+915804+927607(Top 95%)15729(Top 96%)15729(Top 716%)
20M20.00 mi1.36 mi27695-10615845-4115845-4128125(Top 97%)15913(Top 97%)15913(Top 724%)
21M21.00 mi1.00 mi27780-8515873-2815873-2828635(Top 99%)16130(Top 99%)16130(Top 734%)
35K21.75 mi0.75 mi27822-4215888-1515888-1528422(Top 98%)16015(Top 98%)16015(Top 729%)
23M23.00 mi1.25 mi27834-1215887+115887+127770(Top 96%)15716(Top 96%)15716(Top 715%)
24M24.00 mi1.00 mi27875-4115900-1315900-1328489(Top 98%)16035(Top 98%)16035(Top 730%)
40K24.85 mi0.85 mi27866+915889+1115889+1127234(Top 94%)15395(Top 94%)15395(Top 700%)
25.2M25.20 mi0.35 mi27853+1315881+815881+825855(Top 89%)14727(Top 90%)14727(Top 670%)
FINISH26.22 mi1.02 mi27848+515871+1015871+1027459(Top 95%)15513(Top 95%)15513(Top 706%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
Γ—21
+97ft-345ft

Overall

28029

Males

15992

M40-44

15992

5K→10K

3.1 - 6.2 mi

Top 93%
Γ—5
+79ft-138ft

Overall

26870

Males

15542

M40-44

15542

10K→15K

6.2 - 9.3 mi

Top 97%
Γ—3
+67ft-78ft

Overall

28029

Males

15992

M40-44

15992

15K→20K

9.3 - 12.4 mi

Top 93%
Γ—5
+106ft-86ft

Overall

27045

Males

15608

M40-44

15608

20K→HALF

12.4 - 13.1 mi

Top 100%
Γ—2
+19ft-37ft

Overall

28980

Males

16316

M40-44

16316

HALF→25K

13.1 - 15.5 mi

Top 92%
Γ—4
+66ft-88ft

Overall

26826

Males

15466

M40-44

15466

25K→30K

15.5 - 18.6 mi

Top 95%
Γ—9
+181ft-148ft

Overall

27607

Males

15729

M40-44

15729

30K→20M

18.6 - 20.0 mi

Top 97%
Γ—5
+64ft-50ft

Overall

28125

Males

15913

M40-44

15913

20M→21M

20.0 - 21.0 mi

Top 99%
Γ—8
+106ft-24ft

Overall

28635

Males

16130

M40-44

16130

21M→35K

21.0 - 21.8 mi

Top 98%
Γ—7
+17ft-86ft

Overall

28422

Males

16015

M40-44

16015

35K→23M

21.8 - 23.0 mi

Top 96%
Γ—5
+23ft-63ft

Overall

27770

Males

15716

M40-44

15716

23M→24M

23.0 - 24.0 mi

Top 98%
Γ—6
+12ft-82ft

Overall

28489

Males

16035

M40-44

16035

24M→40K

24.0 - 24.9 mi

Top 94%
Γ—1
+6ft-20ft

Overall

27234

Males

15395

M40-44

15395

40K→25.2M

24.9 - 25.2 mi

Top 89%
Γ—1
+13ft-16ft

Overall

25855

Males

14727

M40-44

14727

25.2M→FINISH

25.2 - 26.2 mi

Top 95%
Γ—2
+22ft-21ft

Overall

27459

Males

15513

M40-44

15513

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
820*
Passed By
997
Net Change
-564
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#27284
5K β†’ 10K304*84+220#27284#27064
10K β†’ 15K20200-451#27064#27515
15K β†’ 20K16147+114#27515#27401
20K β†’ HALF3200-313#27401#27714
HALF β†’ 25K17410+164#27714#27550
25K β†’ 30K61100-39#27550#27589
30K β†’ 20M11117-106#27589#27695
20M β†’ 21M893-85#27695#27780
21M β†’ 35K749-42#27780#27822
35K β†’ 23M1426-12#27822#27834
23M β†’ 24M647-41#27834#27875
24M β†’ 40K2011+9#27875#27866
40K β†’ 25.2M130+13#27866#27853
25.2M β†’ FINISH1813+5#27853#27848
TOTALS820*997-564

* 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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