All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Lillian Shattuck

Bib: 11792 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
Race Day Weather
51°/41°F
overcast clouds
Unlock Your Full

AI Performance Report

New

Understand What Really Happened During Your Race

Go deeper with personalized analysis powered by your official race data.

Your AI Performance Report includes:
  • Fatigue & pacing analysis
  • Finish time optimization
  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
Shareable via link — view it anywhere, share with anyone
AI Report Preview
Generating your preview…
$4.99
One-time purchase for this race
Includes a shareable link

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
27:24
3.11 mi
Rank: #21791
Start → 5K
27:24 | 8:50/mi
10K
54:24
6.21 mi
Rank: #21610 (+181)
5K → 10K
27:00 | 8:42/mi
15K
1:21:25
9.32 mi
Rank: #21452 (+158)
10K → 15K
27:01 | 8:42/mi
20K
1:48:30
12.43 mi
Rank: #21196 (+256)
15K → 20K
27:05 | 8:44/mi
HALF
1:54:21
13.11 mi
Rank: #21176 (+20)
20K → HALF
5:51 | 8:35/mi
25K
2:15:35
15.53 mi
Rank: #20966 (+210)
HALF → 25K
21:14 | 8:46/mi
30K
2:43:16
18.64 mi
Rank: #20648 (+318)
25K → 30K
27:41 | 8:55/mi
20M
2:55:24
20.00 mi
Rank: #20479 (+169)
30K → 20M
12:08 | 8:56/mi
21M
3:04:36
21.00 mi
Rank: #20287 (+192)
20M → 21M
9:12 | 9:12/mi
35K
3:10:57
21.75 mi
Rank: #20207 (+80)
21M → 35K
6:21 | 8:30/mi
23M
3:22:02
23.00 mi
Rank: #20087 (+120)
35K → 23M
11:05 | 8:52/mi
24M
3:30:43
24.00 mi
Rank: #19967 (+120)
23M → 24M
8:41 | 8:41/mi
40K
3:38:11
24.85 mi
Rank: #19849 (+118)
24M → 40K
7:28 | 8:44/mi
25.2M
3:41:27
25.20 mi
Rank: #19816 (+33)
40K → 25.2M
3:16 | 9:29/mi
FINISH
3:49:52
26.22 mi
Rank: #19714 (+102)
25.2M → FINISH
8:25 | 8:16/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:54:21
Pace8:44 /mi
2nd Half
Distance13.11 mi
Time1:55:31
Pace8:49 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:5927:248:5027:24
8:50
-
10K
6.21 mi11:12:5954:248:4627:00
8:42
-0:08
15K
9.32 mi11:40:001:21:258:4527:01
8:42
0:00
20K
12.43 mi12:07:051:48:308:4427:05
8:44
+0:02
HALF
13.11 mi12:12:561:54:218:445:51
8:35
-0:09
25K
15.53 mi12:34:102:15:358:4421:14
8:46
+0:11
30K
18.64 mi13:01:512:43:168:4627:41
8:55
+0:09
20M
20.00 mi13:13:592:55:248:4712:08
8:56
+0:01
21M
21.00 mi13:23:113:04:368:489:12
9:12
+0:16
35K
21.75 mi13:29:323:10:578:476:21
8:30
-0:42
23M
23.00 mi13:40:373:22:028:4811:05
8:52
+0:22
24M
24.00 mi13:49:183:30:438:478:41
8:41
-0:11
40K
24.85 mi13:56:463:38:118:477:28
8:44
+0:03
25.2M
25.20 mi14:00:023:41:278:483:16
9:29
+0:45
FINISH
26.22 mi14:08:273:49:528:478:25
8:16
-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

8:16 /mi

Average Pace

8:46 /mi

Slowest Pace

9:29 /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

3:37:24

95% of race

Time at Steady Pace

12:28

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:46 /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 mi10:45:5927:248:5027:24
8:50
#21791
10K
6.21 mi11:12:5954:248:4627:00
8:42
#21610
15K
9.32 mi11:40:001:21:258:4527:01
8:42
#21452
20K
12.43 mi12:07:051:48:308:4427:05
8:44
#21196
HALF
13.11 mi12:12:561:54:218:445:51
8:35
#21176
25K
15.53 mi12:34:102:15:358:4421:14
8:46
#20966
30K
18.64 mi13:01:512:43:168:4627:41
8:55
#20648
20M
20.00 mi13:13:592:55:248:4712:08
8:56
#20479
21M
21.00 mi13:23:113:04:368:489:12
9:12
#20287
35K
21.75 mi13:29:323:10:578:476:21
8:30
#20207
23M
23.00 mi13:40:373:22:028:4811:05
8:52
#20087
24M
24.00 mi13:49:183:30:438:478:41
8:41
#19967
40K
24.85 mi13:56:463:38:118:477:28
8:44
#19849
25.2M
25.20 mi14:00:023:41:278:483:16
9:29
#19816
FINISH
26.22 mi14:08:273:49:528:478:25
8:16
#19714
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 mi217918576857621185(Top 73%)8230(Top 65%)8230(Top 144%)
10K6.21 mi3.10 mi21610+1818474+1028474+10221379(Top 74%)8326(Top 66%)8326(Top 146%)
15K9.32 mi3.11 mi21452+1588385+898385+8921185(Top 73%)8230(Top 65%)8230(Top 144%)
20K12.43 mi3.11 mi21196+2568263+1228263+12220544(Top 71%)7917(Top 63%)7917(Top 139%)
HALF13.11 mi0.68 mi21176+208251+128251+1220750(Top 71%)7983(Top 63%)7983(Top 140%)
25K15.53 mi2.42 mi20966+2108147+1048147+10420004(Top 69%)7654(Top 61%)7654(Top 134%)
30K18.64 mi3.11 mi20648+3188005+1428005+14219140(Top 66%)7289(Top 58%)7289(Top 128%)
20M20.00 mi1.36 mi20479+1697917+887917+8818640(Top 64%)7103(Top 56%)7103(Top 124%)
21M21.00 mi1.00 mi20287+1927838+797838+7917196(Top 59%)6386(Top 51%)6386(Top 112%)
35K21.75 mi0.75 mi20207+807801+377801+3717572(Top 61%)6679(Top 53%)6679(Top 117%)
23M23.00 mi1.25 mi20087+1207752+497752+4917797(Top 61%)6862(Top 55%)6862(Top 120%)
24M24.00 mi1.00 mi19967+1207716+367716+3617956(Top 62%)6979(Top 55%)6979(Top 122%)
40K24.85 mi0.85 mi19849+1187672+447672+4417063(Top 59%)6559(Top 52%)6559(Top 115%)
25.2M25.20 mi0.35 mi19816+337659+137659+1317271(Top 60%)6670(Top 53%)6670(Top 117%)
FINISH26.22 mi1.02 mi19714+1027610+497610+4916807(Top 58%)6404(Top 51%)6404(Top 112%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21
+97ft-345ft

Overall

21185

Females

8230

F18-39

8230

5K→10K

3.1 - 6.2 mi

Top 74%
×5
+79ft-138ft

Overall

21379

Females

8326

F18-39

8326

10K→15K

6.2 - 9.3 mi

Top 73%
×3
+67ft-78ft

Overall

21185

Females

8230

F18-39

8230

15K→20K

9.3 - 12.4 mi

Top 71%
×5
+106ft-86ft

Overall

20544

Females

7917

F18-39

7917

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20750

Females

7983

F18-39

7983

HALF→25K

13.1 - 15.5 mi

Top 69%
×4
+66ft-88ft

Overall

20004

Females

7654

F18-39

7654

25K→30K

15.5 - 18.6 mi

Top 66%
×9
+181ft-148ft

Overall

19140

Females

7289

F18-39

7289

30K→20M

18.6 - 20.0 mi

Top 64%
×5
+64ft-50ft

Overall

18640

Females

7103

F18-39

7103

20M→21M

20.0 - 21.0 mi

Top 59%
×8
+106ft-24ft

Overall

17196

Females

6386

F18-39

6386

21M→35K

21.0 - 21.8 mi

Top 61%
×7
+17ft-86ft

Overall

17572

Females

6679

F18-39

6679

35K→23M

21.8 - 23.0 mi

Top 61%
×5
+23ft-63ft

Overall

17797

Females

6862

F18-39

6862

23M→24M

23.0 - 24.0 mi

Top 62%
×6
+12ft-82ft

Overall

17956

Females

6979

F18-39

6979

24M→40K

24.0 - 24.9 mi

Top 59%
×1
+6ft-20ft

Overall

17063

Females

6559

F18-39

6559

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1
+13ft-16ft

Overall

17271

Females

6670

F18-39

6670

25.2M→FINISH

25.2 - 26.2 mi

Top 58%
×2
+22ft-21ft

Overall

16807

Females

6404

F18-39

6404

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2604*
Passed By
527
Net Change
+2077
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21791
5K → 10K381*200+181#21791#21610
10K → 15K252*94+158#21610#21452
15K → 20K308*52+256#21452#21196
20K → HALF4121+20#21196#21176
HALF → 25K235*25+210#21176#20966
25K → 30K349*31+318#20966#20648
30K → 20M18617+169#20648#20479
20M → 21M1975+192#20479#20287
21M → 35K9010+80#20287#20207
35K → 23M14424+120#20207#20087
23M → 24M13414+120#20087#19967
24M → 40K1268+118#19967#19849
40K → 25.2M429+33#19849#19816
25.2M → FINISH11917+102#19816#19714
TOTALS2604*527+2077

* 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

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback