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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jin Zhu

Bib: 21571 •F •Age: N/A

MI

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 (F60-64)
#0 / 782
Top 19%
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
27:37
3.11 mi
Rank: #22134
Start → 5K
27:37 | 8:54/mi
10K
54:27
6.21 mi
Rank: #21651 (+483)
5K → 10K
26:50 | 8:39/mi
15K
1:21:47
9.32 mi
Rank: #21661 (-10)
10K → 15K
27:20 | 8:48/mi
20K
1:49:21
12.43 mi
Rank: #21542 (+119)
15K → 20K
27:34 | 8:53/mi
HALF
1:55:13
13.11 mi
Rank: #21500 (+42)
20K → HALF
5:52 | 8:37/mi
25K
2:16:46
15.53 mi
Rank: #21336 (+164)
HALF → 25K
21:33 | 8:54/mi
30K
2:44:14
18.64 mi
Rank: #20890 (+446)
25K → 30K
27:28 | 8:51/mi
20M
2:56:15
20.00 mi
Rank: #20703 (+187)
30K → 20M
12:01 | 8:51/mi
21M
3:05:40
21.00 mi
Rank: #20543 (+160)
20M → 21M
9:25 | 9:25/mi
35K
3:11:52
21.75 mi
Rank: #20401 (+142)
21M → 35K
6:12 | 8:18/mi
23M
3:23:14
23.00 mi
Rank: #20319 (+82)
35K → 23M
11:22 | 9:05/mi
24M
3:31:38
24.00 mi
Rank: #20157 (+162)
23M → 24M
8:24 | 8:24/mi
40K
3:39:18
24.85 mi
Rank: #20079 (+78)
24M → 40K
7:40 | 8:59/mi
25.2M
3:42:51
25.20 mi
Rank: #20099 (-20)
40K → 25.2M
3:33 | 10:18/mi
FINISH
3:51:14
26.22 mi
Rank: #19974 (+125)
25.2M → FINISH
8:23 | 8:14/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
Time1:55:13
Pace8:48 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:56:01
Pace8:51 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4827:378:5427:37
8:54
-
10K
6.21 mi12:15:3854:278:4626:50
8:39
-0:15
15K
9.32 mi12:42:581:21:478:4727:20
8:48
+0:09
20K
12.43 mi13:10:321:49:218:4827:34
8:53
+0:05
HALF
13.11 mi13:16:241:55:138:485:52
8:37
-0:16
25K
15.53 mi13:37:572:16:468:4921:33
8:54
+0:17
30K
18.64 mi14:05:252:44:148:4927:28
8:51
-0:03
20M
20.00 mi14:17:262:56:158:4912:01
8:51
0:00
21M
21.00 mi14:26:513:05:408:519:25
9:25
+0:34
35K
21.75 mi14:33:033:11:528:506:12
8:18
-1:07
23M
23.00 mi14:44:253:23:148:5111:22
9:05
+0:47
24M
24.00 mi14:52:493:31:388:508:24
8:24
-0:41
40K
24.85 mi15:00:293:39:188:507:40
8:59
+0:35
25.2M
25.20 mi15:04:023:42:518:513:33
10:18
+1:19
FINISH
26.22 mi15:12:253:51:148:508:23
8:14
-2:04

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

8:14 /mi

Average Pace

8:50 /mi

Slowest Pace

10:18 /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

22:59

10% of race

Time at Steady Pace

3:15:17

84% of race

Time at Slower Pace

12:58

6% of race

Average Pace: 8:49 /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 mi11:48:4827:378:5427:37
8:54
#22134
10K
6.21 mi12:15:3854:278:4626:50
8:39
#21651
15K
9.32 mi12:42:581:21:478:4727:20
8:48
#21661
20K
12.43 mi13:10:321:49:218:4827:34
8:53
#21542
HALF
13.11 mi13:16:241:55:138:485:52
8:37
#21500
25K
15.53 mi13:37:572:16:468:4921:33
8:54
#21336
30K
18.64 mi14:05:252:44:148:4927:28
8:51
#20890
20M
20.00 mi14:17:262:56:158:4912:01
8:51
#20703
21M
21.00 mi14:26:513:05:408:519:25
9:25
#20543
35K
21.75 mi14:33:033:11:528:506:12
8:18
#20401
23M
23.00 mi14:44:253:23:148:5111:22
9:05
#20319
24M
24.00 mi14:52:493:31:388:508:24
8:24
#20157
40K
24.85 mi15:00:293:39:188:507:40
8:59
#20079
25.2M
25.20 mi15:04:023:42:518:513:33
10:18
#20099
FINISH
26.22 mi15:12:253:51:148:508:23
8:14
#19974
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi221348757875721733(Top 75%)8496(Top 68%)8496(Top 1086%)
10K6.21 mi3.10 mi21651+4838492+2658492+26521099(Top 73%)8172(Top 65%)8172(Top 1045%)
15K9.32 mi3.11 mi21661-108493-18493-121733(Top 75%)8496(Top 68%)8496(Top 1086%)
20K12.43 mi3.11 mi21542+1198434+598434+5921347(Top 74%)8316(Top 66%)8316(Top 1063%)
HALF13.11 mi0.68 mi21500+428414+208414+2020894(Top 72%)8057(Top 64%)8057(Top 1030%)
25K15.53 mi2.42 mi21336+1648335+798335+7920652(Top 71%)7991(Top 64%)7991(Top 1022%)
30K18.64 mi3.11 mi20890+4468119+2168119+21618792(Top 65%)7107(Top 57%)7107(Top 909%)
20M20.00 mi1.36 mi20703+1878031+888031+8818233(Top 63%)6899(Top 55%)6899(Top 882%)
21M21.00 mi1.00 mi20543+1607954+777954+7718163(Top 63%)6881(Top 55%)6881(Top 880%)
35K21.75 mi0.75 mi20401+1427900+547900+5416420(Top 57%)6005(Top 48%)6005(Top 768%)
23M23.00 mi1.25 mi20319+827865+357865+3518908(Top 65%)7431(Top 59%)7431(Top 950%)
24M24.00 mi1.00 mi20157+1627804+617804+6116369(Top 56%)6119(Top 49%)6119(Top 782%)
40K24.85 mi0.85 mi20079+787790+147790+1418271(Top 63%)7191(Top 57%)7191(Top 920%)
25.2M25.20 mi0.35 mi20099-207805-157805-1520443(Top 70%)8294(Top 66%)8294(Top 1061%)
FINISH26.22 mi1.02 mi19974+1257756+497756+4916620(Top 57%)6302(Top 50%)6302(Top 806%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21
+97ft-345ft

Overall

21733

Females

8496

F60-64

8496

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21099

Females

8172

F60-64

8172

10K→15K

6.2 - 9.3 mi

Top 75%
×3
+67ft-78ft

Overall

21733

Females

8496

F60-64

8496

15K→20K

9.3 - 12.4 mi

Top 74%
×5
+106ft-86ft

Overall

21347

Females

8316

F60-64

8316

20K→HALF

12.4 - 13.1 mi

Top 72%
×2
+19ft-37ft

Overall

20894

Females

8057

F60-64

8057

HALF→25K

13.1 - 15.5 mi

Top 71%
×4
+66ft-88ft

Overall

20652

Females

7991

F60-64

7991

25K→30K

15.5 - 18.6 mi

Top 65%
×9
+181ft-148ft

Overall

18792

Females

7107

F60-64

7107

30K→20M

18.6 - 20.0 mi

Top 63%
×5
+64ft-50ft

Overall

18233

Females

6899

F60-64

6899

20M→21M

20.0 - 21.0 mi

Top 63%
×8
+106ft-24ft

Overall

18163

Females

6881

F60-64

6881

21M→35K

21.0 - 21.8 mi

Top 57%
×7
+17ft-86ft

Overall

16420

Females

6005

F60-64

6005

35K→23M

21.8 - 23.0 mi

Top 65%
×5
+23ft-63ft

Overall

18908

Females

7431

F60-64

7431

23M→24M

23.0 - 24.0 mi

Top 56%
×6
+12ft-82ft

Overall

16369

Females

6119

F60-64

6119

24M→40K

24.0 - 24.9 mi

Top 63%
×1
+6ft-20ft

Overall

18271

Females

7191

F60-64

7191

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1
+13ft-16ft

Overall

20443

Females

8294

F60-64

8294

25.2M→FINISH

25.2 - 26.2 mi

Top 57%
×2
+22ft-21ft

Overall

16620

Females

6302

F60-64

6302

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2735*
Passed By
575
Net Change
+2160
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22134
5K → 10K607*124+483#22134#21651
10K → 15K166176-10#21651#21661
15K → 20K215*96+119#21661#21542
20K → HALF5513+42#21542#21500
HALF → 25K19733+164#21500#21336
25K → 30K457*11+446#21336#20890
30K → 20M1969+187#20890#20703
20M → 21M17414+160#20703#20543
21M → 35K1442+142#20543#20401
35K → 23M10826+82#20401#20319
23M → 24M1664+162#20319#20157
24M → 40K10224+78#20157#20079
40K → 25.2M1333-20#20079#20099
25.2M → FINISH13510+125#20099#19974
TOTALS2735*575+2160

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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