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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Chien Kuan Lin

Bib: 17111 •X •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Other)
#0 / 103
Age Group
Not available
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
27:38
3.11 mi
Rank: #22162
Start → 5K
27:38 | 8:54/mi
10K
51:49
6.21 mi
Rank: #19268 (+2894)
5K → 10K
24:11 | 7:48/mi
15K
1:16:12
9.32 mi
Rank: #18251 (+1017)
10K → 15K
24:23 | 7:51/mi
20K
1:41:25
12.43 mi
Rank: #17922 (+329)
15K → 20K
25:13 | 8:07/mi
HALF
1:46:52
13.11 mi
Rank: #17872 (+50)
20K → HALF
5:27 | 8:00/mi
25K
2:07:14
15.53 mi
Rank: #17889 (-17)
HALF → 25K
20:22 | 8:24/mi
30K
2:37:33
18.64 mi
Rank: #18906 (-1017)
25K → 30K
30:19 | 9:46/mi
20M
2:50:56
20.00 mi
Rank: #19261 (-355)
30K → 20M
13:23 | 9:52/mi
21M
3:00:46
21.00 mi
Rank: #19291 (-30)
20M → 21M
9:50 | 9:50/mi
35K
3:07:24
21.75 mi
Rank: #19295 (-4)
21M → 35K
6:38 | 8:52/mi
23M
3:18:45
23.00 mi
Rank: #19288 (+7)
35K → 23M
11:21 | 9:05/mi
24M
3:27:30
24.00 mi
Rank: #19223 (+65)
23M → 24M
8:45 | 8:45/mi
40K
3:34:44
24.85 mi
Rank: #19084 (+139)
24M → 40K
7:14 | 8:28/mi
25.2M
3:38:00
25.20 mi
Rank: #19048 (+36)
40K → 25.2M
3:16 | 9:29/mi
FINISH
3:46:29
26.22 mi
Rank: #18963 (+85)
25.2M → FINISH
8:29 | 8:20/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:46:52
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time1:59:37
Pace9:08 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1827:388:5427:38
8:54
-
10K
6.21 mi12:15:2951:498:2124:11
7:48
-1:06
15K
9.32 mi12:39:521:16:128:1124:23
7:51
+0:03
20K
12.43 mi13:05:051:41:258:1025:13
8:07
+0:16
HALF
13.11 mi13:10:321:46:528:105:27
8:00
-0:07
25K
15.53 mi13:30:542:07:148:1220:22
8:24
+0:24
30K
18.64 mi14:01:132:37:338:2830:19
9:46
+1:22
20M
20.00 mi14:14:362:50:568:3313:23
9:52
+0:06
21M
21.00 mi14:24:263:00:468:379:50
9:50
-0:02
35K
21.75 mi14:31:043:07:248:386:38
8:52
-0:58
23M
23.00 mi14:42:253:18:458:3911:21
9:05
+0:13
24M
24.00 mi14:51:103:27:308:398:45
8:45
-0:20
40K
24.85 mi14:58:243:34:448:397:14
8:28
-0:17
25.2M
25.20 mi15:01:403:38:008:403:16
9:29
+1:01
FINISH
26.22 mi15:10:093:46:298:398:29
8:20
-1:09

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

7:48 /mi

Average Pace

8:39 /mi

Slowest Pace

9:52 /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

1:48:05

48% of race

Time at Steady Pace

1:01:36

27% of race

Time at Slower Pace

56:48

25% of race

Average Pace: 8:38 /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 mi11:51:1827:388:5427:38
8:54
#22162
10K
6.21 mi12:15:2951:498:2124:11
7:48
#19268
15K
9.32 mi12:39:521:16:128:1124:23
7:51
#18251
20K
12.43 mi13:05:051:41:258:1025:13
8:07
#17922
HALF
13.11 mi13:10:321:46:528:105:27
8:00
#17872
25K
15.53 mi13:30:542:07:148:1220:22
8:24
#17889
30K
18.64 mi14:01:132:37:338:2830:19
9:46
#18906
20M
20.00 mi14:14:362:50:568:3313:23
9:52
#19261
21M
21.00 mi14:24:263:00:468:379:50
9:50
#19291
35K
21.75 mi14:31:043:07:248:386:38
8:52
#19295
23M
23.00 mi14:42:253:18:458:3911:21
9:05
#19288
24M
24.00 mi14:51:103:27:308:398:45
8:45
#19223
40K
24.85 mi14:58:243:34:448:397:14
8:28
#19084
25.2M
25.20 mi15:01:403:38:008:403:16
9:29
#19048
FINISH
26.22 mi15:10:093:46:298:398:29
8:20
#18963
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXAge DivSeg. OverallSeg. XSeg. Age Div
5K3.11 mi3.11 mi22162949415771(Top 54%)69(Top 67%)69
10K6.21 mi3.10 mi19268+289481+1381+1315523(Top 53%)69(Top 67%)69
15K9.32 mi3.11 mi18251+101779+279+215771(Top 54%)69(Top 67%)69
20K12.43 mi3.11 mi17922+32977+277+216989(Top 59%)73(Top 71%)73
HALF13.11 mi0.68 mi17872+50777717174(Top 59%)73(Top 71%)73
25K15.53 mi2.42 mi17889-17777717997(Top 62%)77(Top 75%)77
30K18.64 mi3.11 mi18906-101781-481-422453(Top 77%)89(Top 86%)89
20M20.00 mi1.36 mi19261-355818122200(Top 76%)86(Top 83%)86
21M21.00 mi1.00 mi19291-3082-182-119906(Top 69%)74(Top 72%)74
35K21.75 mi0.75 mi19295-481+181+119526(Top 67%)68(Top 66%)68
23M23.00 mi1.25 mi19288+782-182-118868(Top 65%)68(Top 66%)68
24M24.00 mi1.00 mi19223+6581+181+118334(Top 63%)62(Top 60%)62
40K24.85 mi0.85 mi19084+139818115481(Top 53%)58(Top 56%)58
25.2M25.20 mi0.35 mi19048+3680+180+117310(Top 60%)70(Top 68%)70
FINISH26.22 mi1.02 mi18963+85808017237(Top 59%)63(Top 61%)63

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21
+97ft-345ft

Overall

15771

X

69

Age Div

69

5K→10K

3.1 - 6.2 mi

Top 53%
×5
+79ft-138ft

Overall

15523

X

69

Age Div

69

10K→15K

6.2 - 9.3 mi

Top 54%
×3
+67ft-78ft

Overall

15771

X

69

Age Div

69

15K→20K

9.3 - 12.4 mi

Top 59%
×5
+106ft-86ft

Overall

16989

X

73

Age Div

73

20K→HALF

12.4 - 13.1 mi

Top 59%
×2
+19ft-37ft

Overall

17174

X

73

Age Div

73

HALF→25K

13.1 - 15.5 mi

Top 62%
×4
+66ft-88ft

Overall

17997

X

77

Age Div

77

25K→30K

15.5 - 18.6 mi

Top 77%
×9
+181ft-148ft

Overall

22453

X

89

Age Div

89

30K→20M

18.6 - 20.0 mi

Top 76%
×5
+64ft-50ft

Overall

22200

X

86

Age Div

86

20M→21M

20.0 - 21.0 mi

Top 69%
×8
+106ft-24ft

Overall

19906

X

74

Age Div

74

21M→35K

21.0 - 21.8 mi

Top 67%
×7
+17ft-86ft

Overall

19526

X

68

Age Div

68

35K→23M

21.8 - 23.0 mi

Top 65%
×5
+23ft-63ft

Overall

18868

X

68

Age Div

68

23M→24M

23.0 - 24.0 mi

Top 63%
×6
+12ft-82ft

Overall

18334

X

62

Age Div

62

24M→40K

24.0 - 24.9 mi

Top 53%
×1
+6ft-20ft

Overall

15481

X

58

Age Div

58

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1
+13ft-16ft

Overall

17310

X

70

Age Div

70

25.2M→FINISH

25.2 - 26.2 mi

Top 59%
×2
+22ft-21ft

Overall

17237

X

63

Age Div

63

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
5166*
Passed By
918
Net Change
+3199
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22162
5K → 10K2896*2+2894#22162#19268
10K → 15K1026*9+1017#19268#18251
15K → 20K362*33+329#18251#17922
20K → HALF6313+50#17922#17872
HALF → 25K121138-17#17872#17889
25K → 30K46200-1017#17889#18906
30K → 20M31200-355#18906#19261
20M → 21M71101-30#19261#19291
21M → 35K6367-4#19291#19295
35K → 23M8679+7#19295#19288
23M → 24M9631+65#19288#19223
24M → 40K1456+139#19223#19084
40K → 25.2M448+36#19084#19048
25.2M → FINISH11631+85#19048#18963
TOTALS5166*918+3199

* 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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