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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Yun-Ching Chao

Bib: 19137 β€’F β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 46%
Gender (Female)
#0 / 12578
Top 32%
Masters (Masters Women)
#0 / 6862
Top 16%
Age Group (F40-44)
#0 / 1737
Top 36%
Race Day Weather
51Β°/41Β°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
23:23
3.11 mi
Rank: #13016
Start β†’ 5K
23:23 | 7:32/mi
10K
46:28
6.21 mi
Rank: #12651 (+365)
5K β†’ 10K
23:05 | 7:26/mi
15K
1:09:46
9.32 mi
Rank: #12691 (-40)
10K β†’ 15K
23:18 | 7:30/mi
20K
1:33:31
12.43 mi
Rank: #12827 (-136)
15K β†’ 20K
23:45 | 7:39/mi
HALF
1:38:40
13.11 mi
Rank: #12852 (-25)
20K β†’ HALF
5:09 | 7:34/mi
25K
1:57:24
15.53 mi
Rank: #12909 (-57)
HALF β†’ 25K
18:44 | 7:44/mi
30K
2:22:31
18.64 mi
Rank: #13087 (-178)
25K β†’ 30K
25:07 | 8:06/mi
20M
2:33:54
20.00 mi
Rank: #13244 (-157)
30K β†’ 20M
11:23 | 8:23/mi
21M
2:42:42
21.00 mi
Rank: #13320 (-76)
20M β†’ 21M
8:48 | 8:48/mi
35K
2:48:38
21.75 mi
Rank: #13334 (-14)
21M β†’ 35K
5:56 | 7:56/mi
23M
2:59:02
23.00 mi
Rank: #13380 (-46)
35K β†’ 23M
10:24 | 8:19/mi
24M
3:07:14
24.00 mi
Rank: #13448 (-68)
23M β†’ 24M
8:12 | 8:12/mi
40K
3:14:14
24.85 mi
Rank: #13463 (-15)
24M β†’ 40K
7:00 | 8:12/mi
25.2M
3:17:15
25.20 mi
Rank: #13452 (+11)
40K β†’ 25.2M
3:01 | 8:45/mi
FINISH
3:25:06
26.22 mi
Rank: #13396 (+56)
25.2M β†’ FINISH
7:51 | 7:43/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:38:40
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:46:26
Pace8:08 /mi
πŸ“ŠPositive Split: 7.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:3123:237:3223:23
7:32
-
10K
6.21 mi11:29:3646:287:2923:05
7:26
-0:06
15K
9.32 mi11:52:541:09:467:3023:18
7:30
+0:04
20K
12.43 mi12:16:391:33:317:3223:45
7:39
+0:09
HALF
13.11 mi12:21:481:38:407:325:09
7:34
-0:05
25K
15.53 mi12:40:321:57:247:3418:44
7:44
+0:10
30K
18.64 mi13:05:392:22:317:3925:07
8:06
+0:22
20M
20.00 mi13:17:022:33:547:4211:23
8:23
+0:17
21M
21.00 mi13:25:502:42:427:458:48
8:48
+0:25
35K
21.75 mi13:31:462:48:387:465:56
7:56
-0:52
23M
23.00 mi13:42:102:59:027:4810:24
8:19
+0:23
24M
24.00 mi13:50:223:07:147:498:12
8:12
-0:07
40K
24.85 mi13:57:223:14:147:497:00
8:12
0:00
25.2M
25.20 mi14:00:233:17:157:503:01
8:45
+0:33
FINISH
26.22 mi14:08:143:25:067:507:51
7:43
-1:02

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

7:26 /mi

Average Pace

7:50 /mi

Slowest Pace

8:48 /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

2:36:18

76% of race

Time at Steady Pace

40:00

20% of race

Time at Slower Pace

8:48

4% of race

Average Pace: 7:49 /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 mi11:06:3123:237:3223:23
7:32
#13016
10K
6.21 mi11:29:3646:287:2923:05
7:26
#12651
15K
9.32 mi11:52:541:09:467:3023:18
7:30
#12691
20K
12.43 mi12:16:391:33:317:3223:45
7:39
#12827
HALF
13.11 mi12:21:481:38:407:325:09
7:34
#12852
25K
15.53 mi12:40:321:57:247:3418:44
7:44
#12909
30K
18.64 mi13:05:392:22:317:3925:07
8:06
#13087
20M
20.00 mi13:17:022:33:547:4211:23
8:23
#13244
21M
21.00 mi13:25:502:42:427:458:48
8:48
#13320
35K
21.75 mi13:31:462:48:387:465:56
7:56
#13334
23M
23.00 mi13:42:102:59:027:4810:24
8:19
#13380
24M
24.00 mi13:50:223:07:147:498:12
8:12
#13448
40K
24.85 mi13:57:223:14:147:497:00
8:12
#13463
25.2M
25.20 mi14:00:233:17:157:503:01
8:45
#13452
FINISH
26.22 mi14:08:143:25:067:507:51
7:43
#13396
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 mi130163500350012827(Top 44%)3468(Top 28%)3468(Top 200%)
10K6.21 mi3.10 mi12651+3653313+1873313+18712376(Top 43%)3193(Top 25%)3193(Top 184%)
15K9.32 mi3.11 mi12691-403356-433356-4312827(Top 44%)3468(Top 28%)3468(Top 200%)
20K12.43 mi3.11 mi12827-1363467-1113467-11113231(Top 46%)3794(Top 30%)3794(Top 218%)
HALF13.11 mi0.68 mi12852-253482-153482-1513518(Top 47%)3881(Top 31%)3881(Top 223%)
25K15.53 mi2.42 mi12909-573547-653547-6513266(Top 46%)3883(Top 31%)3883(Top 224%)
30K18.64 mi3.11 mi13087-1783698-1513698-15114113(Top 49%)4459(Top 35%)4459(Top 257%)
20M20.00 mi1.36 mi13244-1573809-1113809-11115429(Top 53%)5307(Top 42%)5307(Top 306%)
21M21.00 mi1.00 mi13320-763875-663875-6614989(Top 52%)5126(Top 41%)5126(Top 295%)
35K21.75 mi0.75 mi13334-143901-263901-2614010(Top 48%)4639(Top 37%)4639(Top 267%)
23M23.00 mi1.25 mi13380-463947-463947-4614533(Top 50%)5008(Top 40%)5008(Top 288%)
24M24.00 mi1.00 mi13448-684016-694016-6915095(Top 52%)5380(Top 43%)5380(Top 310%)
40K24.85 mi0.85 mi13463-154047-314047-3113702(Top 47%)4715(Top 37%)4715(Top 271%)
25.2M25.20 mi0.35 mi13452+114051-44051-413263(Top 46%)4495(Top 36%)4495(Top 259%)
FINISH26.22 mi1.02 mi13396+564043+84043+813037(Top 45%)4401(Top 35%)4401(Top 253%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
Γ—21
+97ft-345ft

Overall

12827

Females

3468

F40-44

3468

5K→10K

3.1 - 6.2 mi

Top 43%
Γ—5
+79ft-138ft

Overall

12376

Females

3193

F40-44

3193

10K→15K

6.2 - 9.3 mi

Top 44%
Γ—3
+67ft-78ft

Overall

12827

Females

3468

F40-44

3468

15K→20K

9.3 - 12.4 mi

Top 46%
Γ—5
+106ft-86ft

Overall

13231

Females

3794

F40-44

3794

20K→HALF

12.4 - 13.1 mi

Top 47%
Γ—2
+19ft-37ft

Overall

13518

Females

3881

F40-44

3881

HALF→25K

13.1 - 15.5 mi

Top 46%
Γ—4
+66ft-88ft

Overall

13266

Females

3883

F40-44

3883

25K→30K

15.5 - 18.6 mi

Top 49%
Γ—9
+181ft-148ft

Overall

14113

Females

4459

F40-44

4459

30K→20M

18.6 - 20.0 mi

Top 53%
Γ—5
+64ft-50ft

Overall

15429

Females

5307

F40-44

5307

20M→21M

20.0 - 21.0 mi

Top 52%
Γ—8
+106ft-24ft

Overall

14989

Females

5126

F40-44

5126

21M→35K

21.0 - 21.8 mi

Top 48%
Γ—7
+17ft-86ft

Overall

14010

Females

4639

F40-44

4639

35K→23M

21.8 - 23.0 mi

Top 50%
Γ—5
+23ft-63ft

Overall

14533

Females

5008

F40-44

5008

23M→24M

23.0 - 24.0 mi

Top 52%
Γ—6
+12ft-82ft

Overall

15095

Females

5380

F40-44

5380

24M→40K

24.0 - 24.9 mi

Top 47%
Γ—1
+6ft-20ft

Overall

13702

Females

4715

F40-44

4715

40K→25.2M

24.9 - 25.2 mi

Top 46%
Γ—1
+13ft-16ft

Overall

13263

Females

4495

F40-44

4495

25.2M→FINISH

25.2 - 26.2 mi

Top 45%
Γ—2
+22ft-21ft

Overall

13037

Females

4401

F40-44

4401

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1546*
Passed By
1746
Net Change
-380
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#13016
5K β†’ 10K507*142+365#13016#12651
10K β†’ 15K173200-40#12651#12691
15K β†’ 20K101200-136#12691#12827
20K β†’ HALF2247-25#12827#12852
HALF β†’ 25K108165-57#12852#12909
25K β†’ 30K130200-178#12909#13087
30K β†’ 20M65200-157#13087#13244
20M β†’ 21M58134-76#13244#13320
21M β†’ 35K5872-14#13320#13334
35K β†’ 23M72118-46#13334#13380
23M β†’ 24M53121-68#13380#13448
24M β†’ 40K6580-15#13448#13463
40K β†’ 25.2M3726+11#13463#13452
25.2M β†’ FINISH9741+56#13452#13396
TOTALS1546*1746-380

* 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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