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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Li Tzu Kang

Bib: 18909 •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
Top 41%
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
25:36
3.11 mi
Rank: #18485
Start → 5K
25:36 | 8:15/mi
10K
50:56
6.21 mi
Rank: #18393 (+92)
5K → 10K
25:20 | 8:10/mi
15K
1:16:22
9.32 mi
Rank: #18345 (+48)
10K → 15K
25:26 | 8:12/mi
20K
1:42:32
12.43 mi
Rank: #18480 (-135)
15K → 20K
26:10 | 8:26/mi
HALF
1:48:08
13.11 mi
Rank: #18470 (+10)
20K → HALF
5:36 | 8:13/mi
25K
2:08:44
15.53 mi
Rank: #18449 (+21)
HALF → 25K
20:36 | 8:30/mi
30K
2:35:55
18.64 mi
Rank: #18426 (+23)
25K → 30K
27:11 | 8:45/mi
20M
2:47:47
20.00 mi
Rank: #18339 (+87)
30K → 20M
11:52 | 8:45/mi
21M
2:57:11
21.00 mi
Rank: #18291 (+48)
20M → 21M
9:24 | 9:24/mi
35K
3:03:31
21.75 mi
Rank: #18259 (+32)
21M → 35K
6:20 | 8:28/mi
23M
3:14:23
23.00 mi
Rank: #18171 (+88)
35K → 23M
10:52 | 8:41/mi
24M
3:22:38
24.00 mi
Rank: #18028 (+143)
23M → 24M
8:15 | 8:15/mi
40K
3:29:49
24.85 mi
Rank: #17908 (+120)
24M → 40K
7:11 | 8:25/mi
25.2M
3:32:55
25.20 mi
Rank: #17839 (+69)
40K → 25.2M
3:06 | 9:00/mi
FINISH
3:41:18
26.22 mi
Rank: #17776 (+63)
25.2M → FINISH
8:23 | 8:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:48:08
Pace8:15 /mi
2nd Half
Distance13.11 mi
Time1:53:10
Pace8:38 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:3325:368:1525:36
8:15
-
10K
6.21 mi11:34:5350:568:1225:20
8:10
-0:05
15K
9.32 mi12:00:191:16:228:1225:26
8:12
+0:02
20K
12.43 mi12:26:291:42:328:1626:10
8:26
+0:14
HALF
13.11 mi12:32:051:48:088:155:36
8:13
-0:13
25K
15.53 mi12:52:412:08:448:1820:36
8:30
+0:17
30K
18.64 mi13:19:522:35:558:2227:11
8:45
+0:15
20M
20.00 mi13:31:442:47:478:2411:52
8:45
0:00
21M
21.00 mi13:41:082:57:118:279:24
9:24
+0:39
35K
21.75 mi13:47:283:03:318:276:20
8:28
-0:56
23M
23.00 mi13:58:203:14:238:2810:52
8:41
+0:13
24M
24.00 mi14:06:353:22:388:278:15
8:15
-0:26
40K
24.85 mi14:13:463:29:498:277:11
8:25
+0:10
25.2M
25.20 mi14:16:523:32:558:273:06
9:00
+0:35
FINISH
26.22 mi14:25:153:41:188:278:23
8:14
-0:46

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

8:10 /mi

Average Pace

8:27 /mi

Slowest Pace

9:24 /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

3:28:48

94% of race

Time at Steady Pace

12:30

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:26 /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 mi11:09:3325:368:1525:36
8:15
#18485
10K
6.21 mi11:34:5350:568:1225:20
8:10
#18393
15K
9.32 mi12:00:191:16:228:1225:26
8:12
#18345
20K
12.43 mi12:26:291:42:328:1626:10
8:26
#18480
HALF
13.11 mi12:32:051:48:088:155:36
8:13
#18470
25K
15.53 mi12:52:412:08:448:1820:36
8:30
#18449
30K
18.64 mi13:19:522:35:558:2227:11
8:45
#18426
20M
20.00 mi13:31:442:47:478:2411:52
8:45
#18339
21M
21.00 mi13:41:082:57:118:279:24
9:24
#18291
35K
21.75 mi13:47:283:03:318:276:20
8:28
#18259
23M
23.00 mi13:58:203:14:238:2810:52
8:41
#18171
24M
24.00 mi14:06:353:22:388:278:15
8:15
#18028
40K
24.85 mi14:13:463:29:498:277:11
8:25
#17908
25.2M
25.20 mi14:16:523:32:558:273:06
9:00
#17839
FINISH
26.22 mi14:25:153:41:188:278:23
8:14
#17776
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 mi184856787678718271(Top 63%)6622(Top 53%)6622(Top 381%)
10K6.21 mi3.10 mi18393+926719+686719+6818317(Top 63%)6647(Top 53%)6647(Top 383%)
15K9.32 mi3.11 mi18345+486678+416678+4118271(Top 63%)6622(Top 53%)6622(Top 381%)
20K12.43 mi3.11 mi18480-1356748-706748-7018864(Top 65%)6997(Top 56%)6997(Top 403%)
HALF13.11 mi0.68 mi18470+106749-16749-118525(Top 64%)6774(Top 54%)6774(Top 390%)
25K15.53 mi2.42 mi18449+216759-106759-1018553(Top 64%)6872(Top 55%)6872(Top 396%)
30K18.64 mi3.11 mi18426+236783-246783-2418318(Top 63%)6846(Top 54%)6846(Top 394%)
20M20.00 mi1.36 mi18339+876753+306753+3017603(Top 61%)6531(Top 52%)6531(Top 376%)
21M21.00 mi1.00 mi18291+486745+86745+818088(Top 62%)6839(Top 54%)6839(Top 394%)
35K21.75 mi0.75 mi18259+326732+136732+1317426(Top 60%)6582(Top 52%)6582(Top 379%)
23M23.00 mi1.25 mi18171+886712+206712+2016830(Top 58%)6336(Top 50%)6336(Top 365%)
24M24.00 mi1.00 mi18028+1436650+626650+6215429(Top 53%)5578(Top 44%)5578(Top 321%)
40K24.85 mi0.85 mi17908+1206607+436607+4315125(Top 52%)5507(Top 44%)5507(Top 317%)
25.2M25.20 mi0.35 mi17839+696573+346573+3414774(Top 51%)5343(Top 42%)5343(Top 308%)
FINISH26.22 mi1.02 mi17776+636559+146559+1416602(Top 57%)6284(Top 50%)6284(Top 362%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21
+97ft-345ft

Overall

18271

Females

6622

F40-44

6622

5K→10K

3.1 - 6.2 mi

Top 63%
×5
+79ft-138ft

Overall

18317

Females

6647

F40-44

6647

10K→15K

6.2 - 9.3 mi

Top 63%
×3
+67ft-78ft

Overall

18271

Females

6622

F40-44

6622

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18864

Females

6997

F40-44

6997

20K→HALF

12.4 - 13.1 mi

Top 64%
×2
+19ft-37ft

Overall

18525

Females

6774

F40-44

6774

HALF→25K

13.1 - 15.5 mi

Top 64%
×4
+66ft-88ft

Overall

18553

Females

6872

F40-44

6872

25K→30K

15.5 - 18.6 mi

Top 63%
×9
+181ft-148ft

Overall

18318

Females

6846

F40-44

6846

30K→20M

18.6 - 20.0 mi

Top 61%
×5
+64ft-50ft

Overall

17603

Females

6531

F40-44

6531

20M→21M

20.0 - 21.0 mi

Top 62%
×8
+106ft-24ft

Overall

18088

Females

6839

F40-44

6839

21M→35K

21.0 - 21.8 mi

Top 60%
×7
+17ft-86ft

Overall

17426

Females

6582

F40-44

6582

35K→23M

21.8 - 23.0 mi

Top 58%
×5
+23ft-63ft

Overall

16830

Females

6336

F40-44

6336

23M→24M

23.0 - 24.0 mi

Top 53%
×6
+12ft-82ft

Overall

15429

Females

5578

F40-44

5578

24M→40K

24.0 - 24.9 mi

Top 52%
×1
+6ft-20ft

Overall

15125

Females

5507

F40-44

5507

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1
+13ft-16ft

Overall

14774

Females

5343

F40-44

5343

25.2M→FINISH

25.2 - 26.2 mi

Top 57%
×2
+22ft-21ft

Overall

16602

Females

6284

F40-44

6284

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1876*
Passed By
1101
Net Change
+709
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18485
5K → 10K292*200+92#18485#18393
10K → 15K199151+48#18393#18345
15K → 20K131200-135#18345#18480
20K → HALF2818+10#18480#18470
HALF → 25K138117+21#18470#18449
25K → 30K198175+23#18449#18426
30K → 20M12841+87#18426#18339
20M → 21M10456+48#18339#18291
21M → 35K6432+32#18291#18259
35K → 23M13446+88#18259#18171
23M → 24M15512+143#18171#18028
24M → 40K13212+120#18028#17908
40K → 25.2M745+69#17908#17839
25.2M → FINISH9936+63#17839#17776
TOTALS1876*1101+709

* 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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