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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Li Chen

Bib: 15801 •F •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 47%
Age Group (F18-39)
#0 / 5716
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
25:53
3.11 mi
Rank: #19074
Start → 5K
25:53 | 8:20/mi
10K
51:40
6.21 mi
Rank: #19113 (-39)
5K → 10K
25:47 | 8:18/mi
15K
1:17:02
9.32 mi
Rank: #18794 (+319)
10K → 15K
25:22 | 8:10/mi
20K
1:42:29
12.43 mi
Rank: #18446 (+348)
15K → 20K
25:27 | 8:12/mi
HALF
1:47:55
13.11 mi
Rank: #18362 (+84)
20K → HALF
5:26 | 7:59/mi
25K
2:07:39
15.53 mi
Rank: #18056 (+306)
HALF → 25K
19:44 | 8:09/mi
30K
2:33:13
18.64 mi
Rank: #17509 (+547)
25K → 30K
25:34 | 8:14/mi
20M
2:44:28
20.00 mi
Rank: #17298 (+211)
30K → 20M
11:15 | 8:17/mi
21M
2:53:19
21.00 mi
Rank: #17156 (+142)
20M → 21M
8:51 | 8:51/mi
35K
2:59:16
21.75 mi
Rank: #17028 (+128)
21M → 35K
5:57 | 7:58/mi
23M
3:09:46
23.00 mi
Rank: #16890 (+138)
35K → 23M
10:30 | 8:24/mi
24M
3:17:57
24.00 mi
Rank: #16792 (+98)
23M → 24M
8:11 | 8:11/mi
40K
3:25:12
24.85 mi
Rank: #16724 (+68)
24M → 40K
7:15 | 8:29/mi
25.2M
3:28:23
25.20 mi
Rank: #16698 (+26)
40K → 25.2M
3:11 | 9:14/mi
FINISH
3:36:30
26.22 mi
Rank: #16615 (+83)
25.2M → FINISH
8:07 | 7:58/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:47:55
Pace8:14 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:48:35
Pace8:17 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:5025:538:2025:53
8:20
-
10K
6.21 mi11:57:3751:408:1925:47
8:18
-0:02
15K
9.32 mi12:22:591:17:028:1625:22
8:10
-0:08
20K
12.43 mi12:48:261:42:298:1525:27
8:12
+0:02
HALF
13.11 mi12:53:521:47:558:145:26
7:59
-0:13
25K
15.53 mi13:13:362:07:398:1419:44
8:09
+0:10
30K
18.64 mi13:39:102:33:138:1425:34
8:14
+0:05
20M
20.00 mi13:50:252:44:288:1411:15
8:17
+0:03
21M
21.00 mi13:59:162:53:198:168:51
8:51
+0:34
35K
21.75 mi14:05:132:59:168:155:57
7:58
-0:53
23M
23.00 mi14:15:433:09:468:1610:30
8:24
+0:26
24M
24.00 mi14:23:543:17:578:158:11
8:11
-0:13
40K
24.85 mi14:31:093:25:128:167:15
8:29
+0:18
25.2M
25.20 mi14:34:203:28:238:173:11
9:14
+0:45
FINISH
26.22 mi14:42:273:36:308:168:07
7:58
-1:16

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

7:58 /mi

Average Pace

8:16 /mi

Slowest Pace

9:14 /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

3:24:28

94% of race

Time at Steady Pace

12:02

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:15 /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 mi11:31:5025:538:2025:53
8:20
#19074
10K
6.21 mi11:57:3751:408:1925:47
8:18
#19113
15K
9.32 mi12:22:591:17:028:1625:22
8:10
#18794
20K
12.43 mi12:48:261:42:298:1525:27
8:12
#18446
HALF
13.11 mi12:53:521:47:558:145:26
7:59
#18362
25K
15.53 mi13:13:362:07:398:1419:44
8:09
#18056
30K
18.64 mi13:39:102:33:138:1425:34
8:14
#17509
20M
20.00 mi13:50:252:44:288:1411:15
8:17
#17298
21M
21.00 mi13:59:162:53:198:168:51
8:51
#17156
35K
21.75 mi14:05:132:59:168:155:57
7:58
#17028
23M
23.00 mi14:15:433:09:468:1610:30
8:24
#16890
24M
24.00 mi14:23:543:17:578:158:11
8:11
#16792
40K
24.85 mi14:31:093:25:128:167:15
8:29
#16724
25.2M
25.20 mi14:34:203:28:238:173:11
9:14
#16698
FINISH
26.22 mi14:42:273:36:308:168:07
7:58
#16615
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi190747128712818130(Top 62%)6544(Top 52%)6544(Top 114%)
10K6.21 mi3.10 mi19113-397131-37131-319168(Top 66%)7110(Top 57%)7110(Top 124%)
15K9.32 mi3.11 mi18794+3196928+2036928+20318130(Top 62%)6544(Top 52%)6544(Top 114%)
20K12.43 mi3.11 mi18446+3486730+1986730+19817453(Top 60%)6191(Top 49%)6191(Top 108%)
HALF13.11 mi0.68 mi18362+846684+466684+4616955(Top 58%)5895(Top 47%)5895(Top 103%)
25K15.53 mi2.42 mi18056+3066528+1566528+15616394(Top 56%)5647(Top 45%)5647(Top 99%)
30K18.64 mi3.11 mi17509+5476241+2876241+28715141(Top 52%)5053(Top 40%)5053(Top 88%)
20M20.00 mi1.36 mi17298+2116138+1036138+10314854(Top 51%)4976(Top 40%)4976(Top 87%)
21M21.00 mi1.00 mi17156+1426082+566082+5615306(Top 53%)5310(Top 42%)5310(Top 93%)
35K21.75 mi0.75 mi17028+1286029+536029+5314223(Top 49%)4772(Top 38%)4772(Top 83%)
23M23.00 mi1.25 mi16890+1385978+515978+5115052(Top 52%)5302(Top 42%)5302(Top 93%)
24M24.00 mi1.00 mi16792+985939+395939+3915021(Top 52%)5350(Top 43%)5350(Top 94%)
40K24.85 mi0.85 mi16724+685917+225917+2215582(Top 54%)5728(Top 46%)5728(Top 100%)
25.2M25.20 mi0.35 mi16698+265915+25915+216012(Top 55%)5966(Top 47%)5966(Top 104%)
FINISH26.22 mi1.02 mi16615+835891+245891+2414979(Top 52%)5431(Top 43%)5431(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21
+97ft-345ft

Overall

18130

Females

6544

F18-39

6544

5K→10K

3.1 - 6.2 mi

Top 66%
×5
+79ft-138ft

Overall

19168

Females

7110

F18-39

7110

10K→15K

6.2 - 9.3 mi

Top 62%
×3
+67ft-78ft

Overall

18130

Females

6544

F18-39

6544

15K→20K

9.3 - 12.4 mi

Top 60%
×5
+106ft-86ft

Overall

17453

Females

6191

F18-39

6191

20K→HALF

12.4 - 13.1 mi

Top 58%
×2
+19ft-37ft

Overall

16955

Females

5895

F18-39

5895

HALF→25K

13.1 - 15.5 mi

Top 56%
×4
+66ft-88ft

Overall

16394

Females

5647

F18-39

5647

25K→30K

15.5 - 18.6 mi

Top 52%
×9
+181ft-148ft

Overall

15141

Females

5053

F18-39

5053

30K→20M

18.6 - 20.0 mi

Top 51%
×5
+64ft-50ft

Overall

14854

Females

4976

F18-39

4976

20M→21M

20.0 - 21.0 mi

Top 53%
×8
+106ft-24ft

Overall

15306

Females

5310

F18-39

5310

21M→35K

21.0 - 21.8 mi

Top 49%
×7
+17ft-86ft

Overall

14223

Females

4772

F18-39

4772

35K→23M

21.8 - 23.0 mi

Top 52%
×5
+23ft-63ft

Overall

15052

Females

5302

F18-39

5302

23M→24M

23.0 - 24.0 mi

Top 52%
×6
+12ft-82ft

Overall

15021

Females

5350

F18-39

5350

24M→40K

24.0 - 24.9 mi

Top 54%
×1
+6ft-20ft

Overall

15582

Females

5728

F18-39

5728

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1
+13ft-16ft

Overall

16012

Females

5966

F18-39

5966

25.2M→FINISH

25.2 - 26.2 mi

Top 52%
×2
+22ft-21ft

Overall

14979

Females

5431

F18-39

5431

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2993*
Passed By
495
Net Change
+2459
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19074
5K → 10K200200-39#19074#19113
10K → 15K380*61+319#19113#18794
15K → 20K372*24+348#18794#18446
20K → HALF895+84#18446#18362
HALF → 25K314*8+306#18362#18056
25K → 30K558*11+547#18056#17509
30K → 20M226*15+211#17509#17298
20M → 21M16624+142#17298#17156
21M → 35K1368+128#17156#17028
35K → 23M16325+138#17028#16890
23M → 24M13234+98#16890#16792
24M → 40K9628+68#16792#16724
40K → 25.2M4418+26#16724#16698
25.2M → FINISH11734+83#16698#16615
TOTALS2993*495+2459

* 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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