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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Chun Lu

Bib: 30074 •F •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F55-59)
#0 / 951
Race Day Weather
51°/41°F
overcast clouds
Personalized for Chun

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 10:07/mi at mile 6.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
31:47
3.11 mi
Rank: #26555
Start → 5K
31:47 | 10:14/mi
10K
1:03:14
6.21 mi
Rank: #26325 (+230)
5K → 10K
31:27 | 10:08/mi
15K
1:35:49
9.32 mi
Rank: #26479 (-154)
10K → 15K
32:35 | 10:30/mi
20K
2:08:22
12.43 mi
Rank: #26374 (+105)
15K → 20K
32:33 | 10:29/mi
HALF
2:15:19
13.11 mi
Rank: #26367 (+7)
20K → HALF
6:57 | 10:12/mi
25K
2:41:29
15.53 mi
Rank: #26298 (+69)
HALF → 25K
26:10 | 10:48/mi
30K
3:17:29
18.64 mi
Rank: #26310 (-12)
25K → 30K
36:00 | 11:36/mi
20M
3:34:11
20.00 mi
Rank: #26365 (-55)
30K → 20M
16:42 | 12:18/mi
21M
3:47:04
21.00 mi
Rank: #26377 (-12)
20M → 21M
12:53 | 12:53/mi
35K
3:55:45
21.75 mi
Rank: #26384 (-7)
21M → 35K
8:41 | 11:37/mi
23M
4:09:11
23.00 mi
Rank: #26259 (+125)
35K → 23M
13:26 | 10:45/mi
24M
4:19:46
24.00 mi
Rank: #26178 (+81)
23M → 24M
10:35 | 10:35/mi
40K
4:29:30
24.85 mi
Rank: #26138 (+40)
24M → 40K
9:44 | 11:24/mi
25.2M
4:35:19
25.20 mi
Rank: #26223 (-85)
40K → 25.2M
5:49 | 16:53/mi
FINISH
4:46:34
26.22 mi
Rank: #26227 (-4)
25.2M → FINISH
11:15 | 11:03/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:15:19
Pace10:20 /mi
2nd Half
Distance13.11 mi
Time2:31:15
Pace11:33 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:4831:4710:1431:47
10:14
-
10K
6.21 mi12:28:151:03:1410:1131:27
10:08
-0:06
15K
9.32 mi13:00:501:35:4910:1732:35
10:30
+0:22
20K
12.43 mi13:33:232:08:2210:2032:33
10:29
-0:01
HALF
13.11 mi13:40:202:15:1910:206:57
10:12
-0:17
25K
15.53 mi14:06:302:41:2910:2426:10
10:48
+0:36
30K
18.64 mi14:42:303:17:2910:3636:00
11:36
+0:48
20M
20.00 mi14:59:123:34:1110:4316:42
12:18
+0:42
21M
21.00 mi15:12:053:47:0410:4912:53
12:53
+0:35
35K
21.75 mi15:20:463:55:4510:518:41
11:37
-1:16
23M
23.00 mi15:34:124:09:1110:5113:26
10:45
-0:52
24M
24.00 mi15:44:474:19:4610:5010:35
10:35
-0:10
40K
24.85 mi15:54:314:29:3010:519:44
11:24
+0:49
25.2M
25.20 mi16:00:204:35:1910:565:49
16:53
+5:29
FINISH
26.22 mi16:11:354:46:3410:5711:15
11:03
-5:50

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

10:08 /mi

Average Pace

10:56 /mi

Slowest Pace

16:53 /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

0:00

0% of race

Time at Steady Pace

4:11:10

88% of race

Time at Slower Pace

35:24

12% of race

Average Pace: 10:56 /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 mi11:56:4831:4710:1431:47
10:14
#26555
10K
6.21 mi12:28:151:03:1410:1131:27
10:08
#26325
15K
9.32 mi13:00:501:35:4910:1732:35
10:30
#26479
20K
12.43 mi13:33:232:08:2210:2032:33
10:29
#26374
HALF
13.11 mi13:40:202:15:1910:206:57
10:12
#26367
25K
15.53 mi14:06:302:41:2910:2426:10
10:48
#26298
30K
18.64 mi14:42:303:17:2910:3636:00
11:36
#26310
20M
20.00 mi14:59:123:34:1110:4316:42
12:18
#26365
21M
21.00 mi15:12:053:47:0410:4912:53
12:53
#26377
35K
21.75 mi15:20:463:55:4510:518:41
11:37
#26384
23M
23.00 mi15:34:124:09:1110:5113:26
10:45
#26259
24M
24.00 mi15:44:474:19:4610:5010:35
10:35
#26178
40K
24.85 mi15:54:314:29:3010:519:44
11:24
#26138
25.2M
25.20 mi16:00:204:35:1910:565:49
16:53
#26223
FINISH
26.22 mi16:11:354:46:3410:5711:15
11:03
#26227
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi26555110161101626663(Top 92%)11107(Top 88%)11107(Top 1168%)
10K6.21 mi3.10 mi26325+23010891+12510891+12526150(Top 90%)10804(Top 86%)10804(Top 1136%)
15K9.32 mi3.11 mi26479-15410989-9810989-9826663(Top 92%)11107(Top 88%)11107(Top 1168%)
20K12.43 mi3.11 mi26374+10510944+4510944+4526086(Top 90%)10790(Top 86%)10790(Top 1135%)
HALF13.11 mi0.68 mi26367+710940+410940+426093(Top 90%)10815(Top 86%)10815(Top 1137%)
25K15.53 mi2.42 mi26298+6910911+2910911+2926003(Top 90%)10799(Top 86%)10799(Top 1136%)
30K18.64 mi3.11 mi26310-1210950-3910950-3926237(Top 90%)11028(Top 88%)11028(Top 1160%)
20M20.00 mi1.36 mi26365-5510994-4410994-4426747(Top 92%)11376(Top 90%)11376(Top 1196%)
21M21.00 mi1.00 mi26377-1211012-1811012-1826239(Top 90%)11138(Top 89%)11138(Top 1171%)
35K21.75 mi0.75 mi26384-711020-811020-826238(Top 90%)11155(Top 89%)11155(Top 1173%)
23M23.00 mi1.25 mi26259+12510965+5510965+5523916(Top 82%)10011(Top 80%)10011(Top 1053%)
24M24.00 mi1.00 mi26178+8110927+3810927+3824281(Top 84%)10234(Top 81%)10234(Top 1076%)
40K24.85 mi0.85 mi26138+4010922+510922+524932(Top 86%)10602(Top 84%)10602(Top 1115%)
25.2M25.20 mi0.35 mi26223-8510968-4610968-4628699(Top 99%)12470(Top 99%)12470(Top 1311%)
FINISH26.22 mi1.02 mi26227-410985-1710985-1726195(Top 90%)11240(Top 89%)11240(Top 1182%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21
+97ft-345ft

Overall

26663

Females

11107

F55-59

11107

5K→10K

3.1 - 6.2 mi

Top 90%
×5
+79ft-138ft

Overall

26150

Females

10804

F55-59

10804

10K→15K

6.2 - 9.3 mi

Top 92%
×3
+67ft-78ft

Overall

26663

Females

11107

F55-59

11107

15K→20K

9.3 - 12.4 mi

Top 90%
×5
+106ft-86ft

Overall

26086

Females

10790

F55-59

10790

20K→HALF

12.4 - 13.1 mi

Top 90%
×2
+19ft-37ft

Overall

26093

Females

10815

F55-59

10815

HALF→25K

13.1 - 15.5 mi

Top 90%
×4
+66ft-88ft

Overall

26003

Females

10799

F55-59

10799

25K→30K

15.5 - 18.6 mi

Top 90%
×9
+181ft-148ft

Overall

26237

Females

11028

F55-59

11028

30K→20M

18.6 - 20.0 mi

Top 92%
×5
+64ft-50ft

Overall

26747

Females

11376

F55-59

11376

20M→21M

20.0 - 21.0 mi

Top 90%
×8
+106ft-24ft

Overall

26239

Females

11138

F55-59

11138

21M→35K

21.0 - 21.8 mi

Top 90%
×7
+17ft-86ft

Overall

26238

Females

11155

F55-59

11155

35K→23M

21.8 - 23.0 mi

Top 82%
×5
+23ft-63ft

Overall

23916

Females

10011

F55-59

10011

23M→24M

23.0 - 24.0 mi

Top 84%
×6
+12ft-82ft

Overall

24281

Females

10234

F55-59

10234

24M→40K

24.0 - 24.9 mi

Top 86%
×1
+6ft-20ft

Overall

24932

Females

10602

F55-59

10602

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1
+13ft-16ft

Overall

28699

Females

12470

F55-59

12470

25.2M→FINISH

25.2 - 26.2 mi

Top 90%
×2
+22ft-21ft

Overall

26195

Females

11240

F55-59

11240

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1228*
Passed By
863
Net Change
+328
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26555
5K → 10K329*99+230#26555#26325
10K → 15K83200-154#26325#26479
15K → 20K16358+105#26479#26374
20K → HALF2417+7#26374#26367
HALF → 25K12051+69#26367#26298
25K → 30K107119-12#26298#26310
30K → 20M3691-55#26310#26365
20M → 21M4557-12#26365#26377
21M → 35K2128-7#26377#26384
35K → 23M1316+125#26384#26259
23M → 24M843+81#26259#26178
24M → 40K5313+40#26178#26138
40K → 25.2M186-85#26138#26223
25.2M → FINISH3135-4#26223#26227
TOTALS1228*863+328

* 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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Activity Data

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