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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Juu Shyun Lin

Bib: 20719 •F •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F40-44)
#0 / 1737
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
37:40
3.11 mi
Rank: #28839
Start → 5K
37:40 | 12:08/mi
10K
1:14:22
6.21 mi
Rank: #28704 (+135)
5K → 10K
36:42 | 11:49/mi
15K
1:52:58
9.32 mi
Rank: #28700 (+4)
10K → 15K
38:36 | 12:26/mi
20K
2:29:21
12.43 mi
Rank: #28486 (+214)
15K → 20K
36:23 | 11:43/mi
HALF
2:37:18
13.11 mi
Rank: #28476 (+10)
20K → HALF
7:57 | 11:40/mi
25K
3:06:30
15.53 mi
Rank: #28341 (+135)
HALF → 25K
29:12 | 12:03/mi
30K
3:45:55
18.64 mi
Rank: #28198 (+143)
25K → 30K
39:25 | 12:42/mi
20M
4:03:33
20.00 mi
Rank: #28156 (+42)
30K → 20M
17:38 | 12:59/mi
21M
4:16:47
21.00 mi
Rank: #28080 (+76)
20M → 21M
13:14 | 13:14/mi
35K
4:25:54
21.75 mi
Rank: #28048 (+32)
21M → 35K
9:07 | 12:12/mi
23M
4:41:35
23.00 mi
Rank: #28010 (+38)
35K → 23M
15:41 | 12:32/mi
24M
4:53:59
24.00 mi
Rank: #27989 (+21)
23M → 24M
12:24 | 12:24/mi
40K
5:04:41
24.85 mi
Rank: #27948 (+41)
24M → 40K
10:42 | 12:31/mi
25.2M
5:09:22
25.20 mi
Rank: #27931 (+17)
40K → 25.2M
4:41 | 13:35/mi
FINISH
5:20:18
26.22 mi
Rank: #27892 (+39)
25.2M → FINISH
10:56 | 10:44/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:37:18
Pace12:00 /mi
2nd Half
Distance13.11 mi
Time2:43:00
Pace12:27 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:3037:4012:0837:40
12:08
-
10K
6.21 mi12:01:121:14:2211:5936:42
11:49
-0:19
15K
9.32 mi12:39:481:52:5812:0838:36
12:26
+0:37
20K
12.43 mi13:16:112:29:2112:0236:23
11:43
-0:43
HALF
13.11 mi13:24:082:37:1812:007:57
11:40
-0:03
25K
15.53 mi13:53:203:06:3012:0129:12
12:03
+0:23
30K
18.64 mi14:32:453:45:5512:0839:25
12:42
+0:39
20M
20.00 mi14:50:234:03:3312:1117:38
12:59
+0:17
21M
21.00 mi15:03:374:16:4712:1413:14
13:14
+0:15
35K
21.75 mi15:12:444:25:5412:149:07
12:12
-1:02
23M
23.00 mi15:28:254:41:3512:1515:41
12:32
+0:20
24M
24.00 mi15:40:494:53:5912:1512:24
12:24
-0:08
40K
24.85 mi15:51:315:04:4112:1610:42
12:31
+0:07
25.2M
25.20 mi15:56:125:09:2212:174:41
13:35
+1:04
FINISH
26.22 mi16:07:085:20:1812:1410:56
10:44
-2:51

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

10:44 /mi

Average Pace

12:14 /mi

Slowest Pace

13:35 /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

2:01:10

38% of race

Time at Steady Pace

2:43:35

51% of race

Time at Slower Pace

35:33

11% of race

Average Pace: 12:13 /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 mi11:24:3037:4012:0837:40
12:08
#28839
10K
6.21 mi12:01:121:14:2211:5936:42
11:49
#28704
15K
9.32 mi12:39:481:52:5812:0838:36
12:26
#28700
20K
12.43 mi13:16:112:29:2112:0236:23
11:43
#28486
HALF
13.11 mi13:24:082:37:1812:007:57
11:40
#28476
25K
15.53 mi13:53:203:06:3012:0129:12
12:03
#28341
30K
18.64 mi14:32:453:45:5512:0839:25
12:42
#28198
20M
20.00 mi14:50:234:03:3312:1117:38
12:59
#28156
21M
21.00 mi15:03:374:16:4712:1413:14
13:14
#28080
35K
21.75 mi15:12:444:25:5412:149:07
12:12
#28048
23M
23.00 mi15:28:254:41:3512:1515:41
12:32
#28010
24M
24.00 mi15:40:494:53:5912:1512:24
12:24
#27989
40K
24.85 mi15:51:315:04:4112:1610:42
12:31
#27948
25.2M
25.20 mi15:56:125:09:2212:174:41
13:35
#27931
FINISH
26.22 mi16:07:085:20:1812:1410:56
10:44
#27892
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi28839124531245328605(Top 99%)12299(Top 98%)12299(Top 708%)
10K6.21 mi3.10 mi28704+13512359+9412359+9428468(Top 98%)12206(Top 97%)12206(Top 703%)
15K9.32 mi3.11 mi28700+412357+212357+228605(Top 99%)12299(Top 98%)12299(Top 708%)
20K12.43 mi3.11 mi28486+21412215+14212215+14227744(Top 96%)11763(Top 94%)11763(Top 677%)
HALF13.11 mi0.68 mi28476+1012207+812207+828044(Top 97%)11985(Top 95%)11985(Top 690%)
25K15.53 mi2.42 mi28341+13512123+8412123+8427561(Top 95%)11703(Top 93%)11703(Top 674%)
30K18.64 mi3.11 mi28198+14312040+8312040+8327460(Top 95%)11709(Top 93%)11709(Top 674%)
20M20.00 mi1.36 mi28156+4212018+2212018+2227414(Top 94%)11708(Top 93%)11708(Top 674%)
21M21.00 mi1.00 mi28080+7611981+3711981+3726630(Top 92%)11355(Top 90%)11355(Top 654%)
35K21.75 mi0.75 mi28048+3211966+1511966+1526949(Top 93%)11537(Top 92%)11537(Top 664%)
23M23.00 mi1.25 mi28010+3811944+2211944+2226825(Top 92%)11498(Top 91%)11498(Top 662%)
24M24.00 mi1.00 mi27989+2111937+711937+727079(Top 93%)11665(Top 93%)11665(Top 672%)
40K24.85 mi0.85 mi27948+4111916+2111916+2126557(Top 92%)11427(Top 91%)11427(Top 658%)
25.2M25.20 mi0.35 mi27931+1711909+711909+726810(Top 92%)11536(Top 92%)11536(Top 664%)
FINISH26.22 mi1.02 mi27892+3911899+1011899+1025591(Top 88%)10937(Top 87%)10937(Top 630%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21
+97ft-345ft

Overall

28605

Females

12299

F40-44

12299

5K→10K

3.1 - 6.2 mi

Top 98%
×5
+79ft-138ft

Overall

28468

Females

12206

F40-44

12206

10K→15K

6.2 - 9.3 mi

Top 99%
×3
+67ft-78ft

Overall

28605

Females

12299

F40-44

12299

15K→20K

9.3 - 12.4 mi

Top 96%
×5
+106ft-86ft

Overall

27744

Females

11763

F40-44

11763

20K→HALF

12.4 - 13.1 mi

Top 97%
×2
+19ft-37ft

Overall

28044

Females

11985

F40-44

11985

HALF→25K

13.1 - 15.5 mi

Top 95%
×4
+66ft-88ft

Overall

27561

Females

11703

F40-44

11703

25K→30K

15.5 - 18.6 mi

Top 95%
×9
+181ft-148ft

Overall

27460

Females

11709

F40-44

11709

30K→20M

18.6 - 20.0 mi

Top 94%
×5
+64ft-50ft

Overall

27414

Females

11708

F40-44

11708

20M→21M

20.0 - 21.0 mi

Top 92%
×8
+106ft-24ft

Overall

26630

Females

11355

F40-44

11355

21M→35K

21.0 - 21.8 mi

Top 93%
×7
+17ft-86ft

Overall

26949

Females

11537

F40-44

11537

35K→23M

21.8 - 23.0 mi

Top 92%
×5
+23ft-63ft

Overall

26825

Females

11498

F40-44

11498

23M→24M

23.0 - 24.0 mi

Top 93%
×6
+12ft-82ft

Overall

27079

Females

11665

F40-44

11665

24M→40K

24.0 - 24.9 mi

Top 92%
×1
+6ft-20ft

Overall

26557

Females

11427

F40-44

11427

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1
+13ft-16ft

Overall

26810

Females

11536

F40-44

11536

25.2M→FINISH

25.2 - 26.2 mi

Top 88%
×2
+22ft-21ft

Overall

25591

Females

10937

F40-44

10937

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1031*
Passed By
84
Net Change
+947
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28839
5K → 10K1427+135#28839#28704
10K → 15K4642+4#28704#28700
15K → 20K215*1+214#28700#28486
20K → HALF144+10#28486#28476
HALF → 25K1383+135#28476#28341
25K → 30K1485+143#28341#28198
30K → 20M497+42#28198#28156
20M → 21M760+76#28156#28080
21M → 35K331+32#28080#28048
35K → 23M402+38#28048#28010
23M → 24M276+21#28010#27989
24M → 40K432+41#27989#27948
40K → 25.2M192+17#27948#27931
25.2M → FINISH412+39#27931#27892
TOTALS1031*84+947

* 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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