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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Lauren Shiah

Bib: 32371 β€’F β€’Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Lauren

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 Β· 10:12/mi at mile 13.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase Β· Instant access Β· Downloadable PDF Β· 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
33:14
3.11 mi
Rank: #27524
Start β†’ 5K
33:14 | 10:42/mi
10K
1:06:45
6.21 mi
Rank: #27468 (+56)
5K β†’ 10K
33:31 | 10:48/mi
15K
1:39:12
9.32 mi
Rank: #27165 (+303)
10K β†’ 15K
32:27 | 10:27/mi
20K
2:11:41
12.43 mi
Rank: #26855 (+310)
15K β†’ 20K
32:29 | 10:28/mi
HALF
2:18:38
13.11 mi
Rank: #26818 (+37)
20K β†’ HALF
6:57 | 10:12/mi
25K
2:44:30
15.53 mi
Rank: #26650 (+168)
HALF β†’ 25K
25:52 | 10:40/mi
30K
3:19:11
18.64 mi
Rank: #26469 (+181)
25K β†’ 30K
34:41 | 11:10/mi
20M
3:34:24
20.00 mi
Rank: #26382 (+87)
30K β†’ 20M
15:13 | 11:13/mi
21M
3:45:42
21.00 mi
Rank: #26251 (+131)
20M β†’ 21M
11:18 | 11:18/mi
35K
3:55:30
21.75 mi
Rank: #26362 (-111)
21M β†’ 35K
9:48 | 13:06/mi
23M
4:09:50
23.00 mi
Rank: #26301 (+61)
35K β†’ 23M
14:20 | 11:28/mi
24M
4:21:29
24.00 mi
Rank: #26307 (-6)
23M β†’ 24M
11:39 | 11:39/mi
40K
4:31:40
24.85 mi
Rank: #26289 (+18)
24M β†’ 40K
10:11 | 11:55/mi
25.2M
4:36:08
25.20 mi
Rank: #26289
40K β†’ 25.2M
4:28 | 12:58/mi
FINISH
4:47:10
26.22 mi
Rank: #26281 (+8)
25.2M β†’ FINISH
11:02 | 10:50/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:18:38
Pace10:35 /mi
2nd Half
Distance13.11 mi
Time2:28:32
Pace11:20 /mi
πŸ“ŠPositive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:03:2033:1410:4233:14
10:42
-
10K
6.21 mi12:36:511:06:4510:4533:31
10:48
+0:06
15K
9.32 mi13:09:181:39:1210:3932:27
10:27
-0:21
20K
12.43 mi13:41:472:11:4110:3632:29
10:28
+0:01
HALF
13.11 mi13:48:442:18:3810:356:57
10:12
-0:16
25K
15.53 mi14:14:362:44:3010:3625:52
10:40
+0:28
30K
18.64 mi14:49:173:19:1110:4234:41
11:10
+0:30
20M
20.00 mi15:04:303:34:2410:4415:13
11:13
+0:03
21M
21.00 mi15:15:483:45:4210:4511:18
11:18
+0:05
35K
21.75 mi15:25:363:55:3010:509:48
13:06
+1:48
23M
23.00 mi15:39:564:09:5010:5214:20
11:28
-1:38
24M
24.00 mi15:51:354:21:2910:5411:39
11:39
+0:11
40K
24.85 mi16:01:464:31:4010:5610:11
11:55
+0:16
25.2M
25.20 mi16:06:144:36:0810:584:28
12:58
+1:03
FINISH
26.22 mi16:17:164:47:1010:5811:02
10:50
-2:08

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

10:12 /mi

Average Pace

10:58 /mi

Slowest Pace

13:06 /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

2:10:59

46% of race

Time at Steady Pace

2:00:05

42% of race

Time at Slower Pace

36:06

13% of race

Average Pace: 10:57 /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 mi12:03:2033:1410:4233:14
10:42
#27524
10K
6.21 mi12:36:511:06:4510:4533:31
10:48
#27468
15K
9.32 mi13:09:181:39:1210:3932:27
10:27
#27165
20K
12.43 mi13:41:472:11:4110:3632:29
10:28
#26855
HALF
13.11 mi13:48:442:18:3810:356:57
10:12
#26818
25K
15.53 mi14:14:362:44:3010:3625:52
10:40
#26650
30K
18.64 mi14:49:173:19:1110:4234:41
11:10
#26469
20M
20.00 mi15:04:303:34:2410:4415:13
11:13
#26382
21M
21.00 mi15:15:483:45:4210:4511:18
11:18
#26251
35K
21.75 mi15:25:363:55:3010:509:48
13:06
#26362
23M
23.00 mi15:39:564:09:5010:5214:20
11:28
#26301
24M
24.00 mi15:51:354:21:2910:5411:39
11:39
#26307
40K
24.85 mi16:01:464:31:4010:5610:11
11:55
#26289
25.2M
25.20 mi16:06:144:36:0810:584:28
12:58
#26289
FINISH
26.22 mi16:17:164:47:1010:5811:02
10:50
#26281
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 mi27524115781157826586(Top 92%)11066(Top 88%)11066(Top 194%)
10K6.21 mi3.10 mi27468+5611558+2011558+2027403(Top 94%)11535(Top 92%)11535(Top 202%)
15K9.32 mi3.11 mi27165+30311394+16411394+16426586(Top 92%)11066(Top 88%)11066(Top 194%)
20K12.43 mi3.11 mi26855+31011214+18011214+18026030(Top 90%)10757(Top 86%)10757(Top 188%)
HALF13.11 mi0.68 mi26818+3711198+1611198+1626095(Top 90%)10817(Top 86%)10817(Top 189%)
25K15.53 mi2.42 mi26650+16811110+8811110+8825796(Top 89%)10674(Top 85%)10674(Top 187%)
30K18.64 mi3.11 mi26469+18111038+7211038+7225626(Top 88%)10692(Top 85%)10692(Top 187%)
20M20.00 mi1.36 mi26382+8711009+2911009+2925280(Top 87%)10598(Top 84%)10598(Top 185%)
21M21.00 mi1.00 mi26251+13110941+6810941+6823767(Top 82%)9856(Top 78%)9856(Top 172%)
35K21.75 mi0.75 mi26362-11111010-6911010-6927796(Top 96%)11979(Top 95%)11979(Top 210%)
23M23.00 mi1.25 mi26301+6110988+2210988+2225366(Top 87%)10762(Top 86%)10762(Top 188%)
24M24.00 mi1.00 mi26307-610999-1110999-1126151(Top 90%)11196(Top 89%)11196(Top 196%)
40K24.85 mi0.85 mi26289+1810998+110998+125757(Top 89%)11020(Top 88%)11020(Top 193%)
25.2M25.20 mi0.35 mi2628911000-211000-226014(Top 90%)11123(Top 88%)11123(Top 195%)
FINISH26.22 mi1.02 mi26281+811013-1311013-1325795(Top 89%)11059(Top 88%)11059(Top 193%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
Γ—21
+97ft-345ft

Overall

26586

Females

11066

F18-39

11066

5K→10K

3.1 - 6.2 mi

Top 94%
Γ—5
+79ft-138ft

Overall

27403

Females

11535

F18-39

11535

10K→15K

6.2 - 9.3 mi

Top 92%
Γ—3
+67ft-78ft

Overall

26586

Females

11066

F18-39

11066

15K→20K

9.3 - 12.4 mi

Top 90%
Γ—5
+106ft-86ft

Overall

26030

Females

10757

F18-39

10757

20K→HALF

12.4 - 13.1 mi

Top 90%
Γ—2
+19ft-37ft

Overall

26095

Females

10817

F18-39

10817

HALF→25K

13.1 - 15.5 mi

Top 89%
Γ—4
+66ft-88ft

Overall

25796

Females

10674

F18-39

10674

25K→30K

15.5 - 18.6 mi

Top 88%
Γ—9
+181ft-148ft

Overall

25626

Females

10692

F18-39

10692

30K→20M

18.6 - 20.0 mi

Top 87%
Γ—5
+64ft-50ft

Overall

25280

Females

10598

F18-39

10598

20M→21M

20.0 - 21.0 mi

Top 82%
Γ—8
+106ft-24ft

Overall

23767

Females

9856

F18-39

9856

21M→35K

21.0 - 21.8 mi

Top 96%
Γ—7
+17ft-86ft

Overall

27796

Females

11979

F18-39

11979

35K→23M

21.8 - 23.0 mi

Top 87%
Γ—5
+23ft-63ft

Overall

25366

Females

10762

F18-39

10762

23M→24M

23.0 - 24.0 mi

Top 90%
Γ—6
+12ft-82ft

Overall

26151

Females

11196

F18-39

11196

24M→40K

24.0 - 24.9 mi

Top 89%
Γ—1
+6ft-20ft

Overall

25757

Females

11020

F18-39

11020

40K→25.2M

24.9 - 25.2 mi

Top 90%
Γ—1
+13ft-16ft

Overall

26014

Females

11123

F18-39

11123

25.2M→FINISH

25.2 - 26.2 mi

Top 89%
Γ—2
+22ft-21ft

Overall

25795

Females

11059

F18-39

11059

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1706*
Passed By
463
Net Change
+1243
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#27524
5K β†’ 10K187131+56#27524#27468
10K β†’ 15K315*12+303#27468#27165
15K β†’ 20K320*10+310#27165#26855
20K β†’ HALF5215+37#26855#26818
HALF β†’ 25K17911+168#26818#26650
25K β†’ 30K206*25+181#26650#26469
30K β†’ 20M10215+87#26469#26382
20M β†’ 21M1343+131#26382#26251
21M β†’ 35K7118-111#26251#26362
35K β†’ 23M7918+61#26362#26301
23M β†’ 24M3238-6#26301#26307
24M β†’ 40K4123+18#26307#26289
40K β†’ 25.2M13130#26289#26289
25.2M β†’ FINISH3931+8#26289#26281
TOTALS1706*463+1243

* Includes athletes who did not complete a segment (DNF/DNQ).

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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