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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Beirong Lu

Bib: 24206 •F •Age: N/A

CA

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 47%
Age Group (F50-54)
#0 / 1233
Top 46%
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
26:59
3.11 mi
Rank: #21107
Start → 5K
26:59 | 8:42/mi
10K
53:12
6.21 mi
Rank: #20515 (+592)
5K → 10K
26:13 | 8:27/mi
15K
1:19:35
9.32 mi
Rank: #20342 (+173)
10K → 15K
26:23 | 8:30/mi
20K
1:46:11
12.43 mi
Rank: #20163 (+179)
15K → 20K
26:36 | 8:34/mi
HALF
1:51:50
13.11 mi
Rank: #20108 (+55)
20K → HALF
5:39 | 8:18/mi
25K
2:12:41
15.53 mi
Rank: #19953 (+155)
HALF → 25K
20:51 | 8:36/mi
30K
2:39:54
18.64 mi
Rank: #19663 (+290)
25K → 30K
27:13 | 8:46/mi
20M
2:51:50
20.00 mi
Rank: #19520 (+143)
30K → 20M
11:56 | 8:48/mi
21M
3:01:18
21.00 mi
Rank: #19445 (+75)
20M → 21M
9:28 | 9:28/mi
35K
3:07:26
21.75 mi
Rank: #19299 (+146)
21M → 35K
6:08 | 8:12/mi
23M
3:18:05
23.00 mi
Rank: #19100 (+199)
35K → 23M
10:39 | 8:31/mi
24M
3:26:23
24.00 mi
Rank: #18941 (+159)
23M → 24M
8:18 | 8:18/mi
40K
3:33:40
24.85 mi
Rank: #18820 (+121)
24M → 40K
7:17 | 8:32/mi
25.2M
3:36:57
25.20 mi
Rank: #18790 (+30)
40K → 25.2M
3:17 | 9:32/mi
FINISH
3:45:25
26.22 mi
Rank: #18726 (+64)
25.2M → FINISH
8:28 | 8:19/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:51:50
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time1:53:35
Pace8:40 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:4426:598:4226:59
8:42
-
10K
6.21 mi11:57:5753:128:3426:13
8:27
-0:15
15K
9.32 mi12:24:201:19:358:3326:23
8:30
+0:03
20K
12.43 mi12:50:561:46:118:3326:36
8:34
+0:04
HALF
13.11 mi12:56:351:51:508:325:39
8:18
-0:16
25K
15.53 mi13:17:262:12:418:3320:51
8:36
+0:18
30K
18.64 mi13:44:392:39:548:3527:13
8:46
+0:10
20M
20.00 mi13:56:352:51:508:3611:56
8:48
+0:02
21M
21.00 mi14:06:033:01:188:399:28
9:28
+0:40
35K
21.75 mi14:12:113:07:268:386:08
8:12
-1:16
23M
23.00 mi14:22:503:18:058:3710:39
8:31
+0:19
24M
24.00 mi14:31:083:26:238:368:18
8:18
-0:13
40K
24.85 mi14:38:253:33:408:367:17
8:32
+0:14
25.2M
25.20 mi14:41:423:36:578:373:17
9:32
+1:00
FINISH
26.22 mi14:50:103:45:258:378:28
8:19
-1:13

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

8:12 /mi

Average Pace

8:36 /mi

Slowest Pace

9:32 /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

3:32:40

94% of race

Time at Steady Pace

12:45

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:36 /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 mi11:31:4426:598:4226:59
8:42
#21107
10K
6.21 mi11:57:5753:128:3426:13
8:27
#20515
15K
9.32 mi12:24:201:19:358:3326:23
8:30
#20342
20K
12.43 mi12:50:561:46:118:3326:36
8:34
#20163
HALF
13.11 mi12:56:351:51:508:325:39
8:18
#20108
25K
15.53 mi13:17:262:12:418:3320:51
8:36
#19953
30K
18.64 mi13:44:392:39:548:3527:13
8:46
#19663
20M
20.00 mi13:56:352:51:508:3611:56
8:48
#19520
21M
21.00 mi14:06:033:01:188:399:28
9:28
#19445
35K
21.75 mi14:12:113:07:268:386:08
8:12
#19299
23M
23.00 mi14:22:503:18:058:3710:39
8:31
#19100
24M
24.00 mi14:31:083:26:238:368:18
8:18
#18941
40K
24.85 mi14:38:253:33:408:367:17
8:32
#18820
25.2M
25.20 mi14:41:423:36:578:373:17
9:32
#18790
FINISH
26.22 mi14:50:103:45:258:378:28
8:19
#18726
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi211078230823020111(Top 69%)7650(Top 61%)7650(Top 620%)
10K6.21 mi3.10 mi20515+5927891+3397891+33920011(Top 69%)7597(Top 60%)7597(Top 616%)
15K9.32 mi3.11 mi20342+1737784+1077784+10720111(Top 69%)7650(Top 61%)7650(Top 620%)
20K12.43 mi3.11 mi20163+1797715+697715+6919671(Top 68%)7442(Top 59%)7442(Top 604%)
HALF13.11 mi0.68 mi20108+557686+297686+2919009(Top 66%)7055(Top 56%)7055(Top 572%)
25K15.53 mi2.42 mi19953+1557602+847602+8419167(Top 66%)7217(Top 57%)7217(Top 585%)
30K18.64 mi3.11 mi19663+2907472+1307472+13018376(Top 63%)6878(Top 55%)6878(Top 558%)
20M20.00 mi1.36 mi19520+1437410+627410+6217907(Top 62%)6703(Top 53%)6703(Top 544%)
21M21.00 mi1.00 mi19445+757387+237387+2318384(Top 63%)7004(Top 56%)7004(Top 568%)
35K21.75 mi0.75 mi19299+1467310+777310+7715872(Top 55%)5701(Top 45%)5701(Top 462%)
23M23.00 mi1.25 mi19100+1997222+887222+8815812(Top 54%)5743(Top 46%)5743(Top 466%)
24M24.00 mi1.00 mi18941+1597158+647158+6415730(Top 54%)5755(Top 46%)5755(Top 467%)
40K24.85 mi0.85 mi18820+1217103+557103+5515854(Top 55%)5896(Top 47%)5896(Top 478%)
25.2M25.20 mi0.35 mi18790+307095+87095+817480(Top 60%)6768(Top 54%)6768(Top 549%)
FINISH26.22 mi1.02 mi18726+647075+207075+2017127(Top 59%)6591(Top 52%)6591(Top 535%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21
+97ft-345ft

Overall

20111

Females

7650

F50-54

7650

5K→10K

3.1 - 6.2 mi

Top 69%
×5
+79ft-138ft

Overall

20011

Females

7597

F50-54

7597

10K→15K

6.2 - 9.3 mi

Top 69%
×3
+67ft-78ft

Overall

20111

Females

7650

F50-54

7650

15K→20K

9.3 - 12.4 mi

Top 68%
×5
+106ft-86ft

Overall

19671

Females

7442

F50-54

7442

20K→HALF

12.4 - 13.1 mi

Top 66%
×2
+19ft-37ft

Overall

19009

Females

7055

F50-54

7055

HALF→25K

13.1 - 15.5 mi

Top 66%
×4
+66ft-88ft

Overall

19167

Females

7217

F50-54

7217

25K→30K

15.5 - 18.6 mi

Top 63%
×9
+181ft-148ft

Overall

18376

Females

6878

F50-54

6878

30K→20M

18.6 - 20.0 mi

Top 62%
×5
+64ft-50ft

Overall

17907

Females

6703

F50-54

6703

20M→21M

20.0 - 21.0 mi

Top 63%
×8
+106ft-24ft

Overall

18384

Females

7004

F50-54

7004

21M→35K

21.0 - 21.8 mi

Top 55%
×7
+17ft-86ft

Overall

15872

Females

5701

F50-54

5701

35K→23M

21.8 - 23.0 mi

Top 54%
×5
+23ft-63ft

Overall

15812

Females

5743

F50-54

5743

23M→24M

23.0 - 24.0 mi

Top 54%
×6
+12ft-82ft

Overall

15730

Females

5755

F50-54

5755

24M→40K

24.0 - 24.9 mi

Top 55%
×1
+6ft-20ft

Overall

15854

Females

5896

F50-54

5896

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1
+13ft-16ft

Overall

17480

Females

6768

F50-54

6768

25.2M→FINISH

25.2 - 26.2 mi

Top 59%
×2
+22ft-21ft

Overall

17127

Females

6591

F50-54

6591

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2917*
Passed By
536
Net Change
+2381
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21107
5K → 10K694*102+592#21107#20515
10K → 15K298*125+173#20515#20342
15K → 20K254*75+179#20342#20163
20K → HALF616+55#20163#20108
HALF → 25K17924+155#20108#19953
25K → 30K342*52+290#19953#19663
30K → 20M16320+143#19663#19520
20M → 21M13055+75#19520#19445
21M → 35K1548+146#19445#19299
35K → 23M205*6+199#19299#19100
23M → 24M17112+159#19100#18941
24M → 40K1298+121#18941#18820
40K → 25.2M4111+30#18820#18790
25.2M → FINISH9632+64#18790#18726
TOTALS2917*536+2381

* 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

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OTQ

Olympic Trials Qualifying analysis available

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