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BOSTON MARATHON 2026

Katie Lau

Bib: 17957β€’F

NY

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 38%
Gender (Female)
#0 / 12578
Top 22%
Age Group (F18-39)
#0 / 5716
Top 39%
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
24:08
3.11 mi
Rank: #15140
Start β†’ 5K
24:08 | 7:47/mi
10K
47:40
6.21 mi
Rank: #14353 (+787)
5K β†’ 10K
23:32 | 7:35/mi
15K
1:10:56
9.32 mi
Rank: #13759 (+594)
10K β†’ 15K
23:16 | 7:30/mi
20K
1:34:17
12.43 mi
Rank: #13333 (+426)
15K β†’ 20K
23:21 | 7:31/mi
HALF
1:39:20
13.11 mi
Rank: #13279 (+54)
20K β†’ HALF
5:03 | 7:25/mi
25K
1:57:26
15.53 mi
Rank: #12927 (+352)
HALF β†’ 25K
18:06 | 7:28/mi
30K
2:20:55
18.64 mi
Rank: #12381 (+546)
25K β†’ 30K
23:29 | 7:34/mi
20M
2:31:02
20.00 mi
Rank: #12093 (+288)
30K β†’ 20M
10:07 | 7:27/mi
21M
2:38:54
21.00 mi
Rank: #11889 (+204)
20M β†’ 21M
7:52 | 7:52/mi
35K
2:44:22
21.75 mi
Rank: #11757 (+132)
21M β†’ 35K
5:28 | 7:19/mi
23M
2:53:48
23.00 mi
Rank: #11557 (+200)
35K β†’ 23M
9:26 | 7:33/mi
24M
3:01:20
24.00 mi
Rank: #11453 (+104)
23M β†’ 24M
7:32 | 7:32/mi
40K
3:07:47
24.85 mi
Rank: #11317 (+136)
24M β†’ 40K
6:27 | 7:33/mi
25.2M
3:10:36
25.20 mi
Rank: #11273 (+44)
40K β†’ 25.2M
2:49 | 8:11/mi
FINISH
3:17:57
26.22 mi
Rank: #11150 (+123)
25.2M β†’ FINISH
7:21 | 7:13/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Halfβš–οΈ Balanced
via HALF
Distance13.11 mi
Time1:39:20
Pace7:35 /mi
2nd Halfβš–οΈ Balanced
Distance13.11 mi
Time1:38:37
Pace7:32 /mi
πŸ“ŠEven Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:1524:087:4724:08
7:47
-
10K
6.21 mi11:49:4747:407:4123:32
7:35
-0:12
15K
9.32 mi12:13:031:10:567:3723:16
7:30
-0:05
20K
12.43 mi12:36:241:34:177:3623:21
7:31
+0:01
HALF
13.11 mi12:41:271:39:207:355:03
7:25
-0:06
25K
15.53 mi12:59:331:57:267:3418:06
7:28
+0:03
30K
18.64 mi13:23:022:20:557:3423:29
7:34
+0:06
20M
20.00 mi13:33:092:31:027:3410:07
7:27
-0:07
21M
21.00 mi13:41:012:38:547:357:52
7:52
+0:25
35K
21.75 mi13:46:292:44:227:345:28
7:19
-0:33
23M
23.00 mi13:55:552:53:487:349:26
7:33
+0:14
24M
24.00 mi14:03:273:01:207:347:32
7:32
-0:01
40K
24.85 mi14:09:543:07:477:346:27
7:33
+0:01
25.2M
25.20 mi14:12:433:10:367:342:49
8:11
+0:38
FINISH
26.22 mi14:20:043:17:577:347:21
7:13
-0:58

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

7:13 /mi

Average Pace

7:33 /mi

Slowest Pace

8:11 /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

3:15:08

99% of race

Time at Steady Pace

2:49

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi11:26:1524:087:4724:08
7:47
#15140
10K
6.21 mi11:49:4747:407:4123:32
7:35
#14353
15K
9.32 mi12:13:031:10:567:3723:16
7:30
#13759
20K
12.43 mi12:36:241:34:177:3623:21
7:31
#13333
HALF
13.11 mi12:41:271:39:207:355:03
7:25
#13279
25K
15.53 mi12:59:331:57:267:3418:06
7:28
#12927
30K
18.64 mi13:23:022:20:557:3423:29
7:34
#12381
20M
20.00 mi13:33:092:31:027:3410:07
7:27
#12093
21M
21.00 mi13:41:012:38:547:357:52
7:52
#11889
35K
21.75 mi13:46:292:44:227:345:28
7:19
#11757
23M
23.00 mi13:55:552:53:487:349:26
7:33
#11557
24M
24.00 mi14:03:273:01:207:347:32
7:32
#11453
40K
24.85 mi14:09:543:07:477:346:27
7:33
#11317
25.2M
25.20 mi14:12:433:10:367:342:49
8:11
#11273
FINISH
26.22 mi14:20:043:17:577:347:21
7:13
#11150
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 mi151404771477112709(Top 44%)3396(Top 27%)3396(Top 59%)
10K6.21 mi3.10 mi14353+7874304+4674304+46713621(Top 47%)3892(Top 31%)3892(Top 68%)
15K9.32 mi3.11 mi13759+5943973+3313973+33112709(Top 44%)3396(Top 27%)3396(Top 59%)
20K12.43 mi3.11 mi13333+4263763+2103763+21012113(Top 42%)3167(Top 25%)3167(Top 55%)
HALF13.11 mi0.68 mi13279+543734+293734+2912232(Top 42%)3137(Top 25%)3137(Top 55%)
25K15.53 mi2.42 mi12927+3523555+1793555+17911146(Top 38%)2716(Top 22%)2716(Top 48%)
30K18.64 mi3.11 mi12381+5463296+2593296+25910152(Top 35%)2346(Top 19%)2346(Top 41%)
20M20.00 mi1.36 mi12093+2883162+1343162+1348799(Top 30%)1836(Top 15%)1836(Top 32%)
21M21.00 mi1.00 mi11889+2043057+1053057+1059034(Top 31%)2050(Top 16%)2050(Top 36%)
35K21.75 mi0.75 mi11757+1323001+563001+569430(Top 32%)2232(Top 18%)2232(Top 39%)
23M23.00 mi1.25 mi11557+2002912+892912+899179(Top 32%)2186(Top 17%)2186(Top 38%)
24M24.00 mi1.00 mi11453+1042886+262886+2610368(Top 36%)2851(Top 23%)2851(Top 50%)
40K24.85 mi0.85 mi11317+1362847+392847+399202(Top 32%)2383(Top 19%)2383(Top 42%)
25.2M25.20 mi0.35 mi11273+442835+122835+129467(Top 33%)2584(Top 21%)2584(Top 45%)
FINISH26.22 mi1.02 mi11150+1232806+292806+299245(Top 32%)2481(Top 20%)2481(Top 43%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
Γ—21
+97ft-345ft

Overall

12709

Females

3396

F18-39

3396

5K→10K

3.1 - 6.2 mi

Top 47%
Γ—5
+79ft-138ft

Overall

13621

Females

3892

F18-39

3892

10K→15K

6.2 - 9.3 mi

Top 44%
Γ—3
+67ft-78ft

Overall

12709

Females

3396

F18-39

3396

15K→20K

9.3 - 12.4 mi

Top 42%
Γ—5
+106ft-86ft

Overall

12113

Females

3167

F18-39

3167

20K→HALF

12.4 - 13.1 mi

Top 42%
Γ—2
+19ft-37ft

Overall

12232

Females

3137

F18-39

3137

HALF→25K

13.1 - 15.5 mi

Top 38%
Γ—4
+66ft-88ft

Overall

11146

Females

2716

F18-39

2716

25K→30K

15.5 - 18.6 mi

Top 35%
Γ—9
+181ft-148ft

Overall

10152

Females

2346

F18-39

2346

30K→20M

18.6 - 20.0 mi

Top 30%
Γ—5
+64ft-50ft

Overall

8799

Females

1836

F18-39

1836

20M→21M

20.0 - 21.0 mi

Top 31%
Γ—8
+106ft-24ft

Overall

9034

Females

2050

F18-39

2050

21M→35K

21.0 - 21.8 mi

Top 32%
Γ—7
+17ft-86ft

Overall

9430

Females

2232

F18-39

2232

35K→23M

21.8 - 23.0 mi

Top 32%
Γ—5
+23ft-63ft

Overall

9179

Females

2186

F18-39

2186

23M→24M

23.0 - 24.0 mi

Top 36%
Γ—6
+12ft-82ft

Overall

10368

Females

2851

F18-39

2851

24M→40K

24.0 - 24.9 mi

Top 32%
Γ—1
+6ft-20ft

Overall

9202

Females

2383

F18-39

2383

40K→25.2M

24.9 - 25.2 mi

Top 33%
Γ—1
+13ft-16ft

Overall

9467

Females

2584

F18-39

2584

25.2M→FINISH

25.2 - 26.2 mi

Top 32%
Γ—2
+22ft-21ft

Overall

9245

Females

2481

F18-39

2481

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4255
Passed By
265
Net Change
+3990
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#15140
5K β†’ 10K85871+787#15140#14353
10K β†’ 15K62026+594#14353#13759
15K β†’ 20K44822+426#13759#13333
20K β†’ HALF628+54#13333#13279
HALF β†’ 25K3608+352#13279#12927
25K β†’ 30K5548+546#12927#12381
30K β†’ 20M2924+288#12381#12093
20M β†’ 21M21511+204#12093#11889
21M β†’ 35K1397+132#11889#11757
35K β†’ 23M21414+200#11757#11557
23M β†’ 24M13531+104#11557#11453
24M β†’ 40K15822+136#11453#11317
40K β†’ 25.2M5511+44#11317#11273
25.2M β†’ FINISH14522+123#11273#11150
TOTALS4255265+3990
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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing