All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Marissa Larosa

Bib: 30708 β€’F β€’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
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
30:25
3.11 mi
Rank: #25357
Start β†’ 5K
30:25 | 9:48/mi
10K
59:31
6.21 mi
Rank: #24759 (+598)
5K β†’ 10K
29:06 | 9:22/mi
15K
1:28:47
9.32 mi
Rank: #24563 (+196)
10K β†’ 15K
29:16 | 9:26/mi
20K
1:58:42
12.43 mi
Rank: #24476 (+87)
15K β†’ 20K
29:55 | 9:38/mi
HALF
2:05:05
13.11 mi
Rank: #24447 (+29)
20K β†’ HALF
6:23 | 9:22/mi
25K
2:28:24
15.53 mi
Rank: #24261 (+186)
HALF β†’ 25K
23:19 | 9:37/mi
30K
3:00:00
18.64 mi
Rank: #24083 (+178)
25K β†’ 30K
31:36 | 10:11/mi
20M
3:16:31
20.00 mi
Rank: #24376 (-293)
30K β†’ 20M
16:31 | 12:10/mi
21M
3:29:22
21.00 mi
Rank: #24524 (-148)
20M β†’ 21M
12:51 | 12:51/mi
35K
3:37:35
21.75 mi
Rank: #24552 (-28)
21M β†’ 35K
8:13 | 10:59/mi
23M
3:52:36
23.00 mi
Rank: #24676 (-124)
35K β†’ 23M
15:01 | 12:00/mi
24M
4:02:43
24.00 mi
Rank: #24615 (+61)
23M β†’ 24M
10:07 | 10:07/mi
40K
4:11:36
24.85 mi
Rank: #24536 (+79)
24M β†’ 40K
8:53 | 10:24/mi
25.2M
4:15:24
25.20 mi
Rank: #24501 (+35)
40K β†’ 25.2M
3:48 | 11:02/mi
FINISH
4:25:14
26.22 mi
Rank: #24435 (+66)
25.2M β†’ FINISH
9:50 | 9:39/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:05:05
Pace9:33 /mi
2nd Half
Distance13.11 mi
Time2:20:09
Pace10:42 /mi
πŸ“ŠPositive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:3330:259:4830:25
9:48
-
10K
6.21 mi12:24:3959:319:3529:06
9:22
-0:26
15K
9.32 mi12:53:551:28:479:3229:16
9:26
+0:04
20K
12.43 mi13:23:501:58:429:3429:55
9:38
+0:12
HALF
13.11 mi13:30:132:05:059:336:23
9:22
-0:16
25K
15.53 mi13:53:322:28:249:3423:19
9:37
+0:15
30K
18.64 mi14:25:083:00:009:4031:36
10:11
+0:34
20M
20.00 mi14:41:393:16:319:5016:31
12:10
+1:59
21M
21.00 mi14:54:303:29:229:5912:51
12:51
+0:41
35K
21.75 mi15:02:433:37:3510:018:13
10:59
-1:52
23M
23.00 mi15:17:443:52:3610:0715:01
12:00
+1:01
24M
24.00 mi15:27:514:02:4310:0710:07
10:07
-1:53
40K
24.85 mi15:36:444:11:3610:088:53
10:24
+0:17
25.2M
25.20 mi15:40:324:15:2410:093:48
11:02
+0:38
FINISH
26.22 mi15:50:224:25:1410:089:50
9:39
-1:23

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

9:22 /mi

Average Pace

10:07 /mi

Slowest Pace

12:51 /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

1:04:45

24% of race

Time at Steady Pace

2:24:05

54% of race

Time at Slower Pace

56:24

21% of race

Average Pace: 10:07 /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 mi11:55:3330:259:4830:25
9:48
#25357
10K
6.21 mi12:24:3959:319:3529:06
9:22
#24759
15K
9.32 mi12:53:551:28:479:3229:16
9:26
#24563
20K
12.43 mi13:23:501:58:429:3429:55
9:38
#24476
HALF
13.11 mi13:30:132:05:059:336:23
9:22
#24447
25K
15.53 mi13:53:322:28:249:3423:19
9:37
#24261
30K
18.64 mi14:25:083:00:009:4031:36
10:11
#24083
20M
20.00 mi14:41:393:16:319:5016:31
12:10
#24376
21M
21.00 mi14:54:303:29:229:5912:51
12:51
#24524
35K
21.75 mi15:02:433:37:3510:018:13
10:59
#24552
23M
23.00 mi15:17:443:52:3610:0715:01
12:00
#24676
24M
24.00 mi15:27:514:02:4310:0710:07
10:07
#24615
40K
24.85 mi15:36:444:11:3610:088:53
10:24
#24536
25.2M
25.20 mi15:40:324:15:2410:093:48
11:02
#24501
FINISH
26.22 mi15:50:224:25:1410:089:50
9:39
#24435
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 mi25357103731037324212(Top 83%)9768(Top 78%)9768(Top 171%)
10K6.21 mi3.10 mi24759+59810055+31810055+31824174(Top 83%)9755(Top 78%)9755(Top 171%)
15K9.32 mi3.11 mi24563+1969945+1109945+11024212(Top 83%)9768(Top 78%)9768(Top 171%)
20K12.43 mi3.11 mi24476+879904+419904+4124122(Top 83%)9747(Top 77%)9747(Top 171%)
HALF13.11 mi0.68 mi24447+299884+209884+2024018(Top 83%)9704(Top 77%)9704(Top 170%)
25K15.53 mi2.42 mi24261+1869808+769808+7623343(Top 80%)9382(Top 75%)9382(Top 164%)
30K18.64 mi3.11 mi24083+1789739+699739+6923558(Top 81%)9600(Top 76%)9600(Top 168%)
20M20.00 mi1.36 mi24376-2939906-1679906-16726602(Top 92%)11301(Top 90%)11301(Top 198%)
21M21.00 mi1.00 mi24524-1489992-869992-8626208(Top 90%)11116(Top 88%)11116(Top 194%)
35K21.75 mi0.75 mi24552-2810023-3110023-3125248(Top 87%)10654(Top 85%)10654(Top 186%)
23M23.00 mi1.25 mi24676-12410107-8410107-8426116(Top 90%)11132(Top 89%)11132(Top 195%)
24M24.00 mi1.00 mi24615+6110083+2410083+2423146(Top 80%)9630(Top 77%)9630(Top 168%)
40K24.85 mi0.85 mi24536+7910063+2010063+2022954(Top 79%)9591(Top 76%)9591(Top 168%)
25.2M25.20 mi0.35 mi24501+3510055+810055+822461(Top 77%)9331(Top 74%)9331(Top 163%)
FINISH26.22 mi1.02 mi24435+6610038+1710038+1722838(Top 79%)9519(Top 76%)9519(Top 167%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
Γ—21
+97ft-345ft

Overall

24212

Females

9768

F18-39

9768

5K→10K

3.1 - 6.2 mi

Top 83%
Γ—5
+79ft-138ft

Overall

24174

Females

9755

F18-39

9755

10K→15K

6.2 - 9.3 mi

Top 83%
Γ—3
+67ft-78ft

Overall

24212

Females

9768

F18-39

9768

15K→20K

9.3 - 12.4 mi

Top 83%
Γ—5
+106ft-86ft

Overall

24122

Females

9747

F18-39

9747

20K→HALF

12.4 - 13.1 mi

Top 83%
Γ—2
+19ft-37ft

Overall

24018

Females

9704

F18-39

9704

HALF→25K

13.1 - 15.5 mi

Top 80%
Γ—4
+66ft-88ft

Overall

23343

Females

9382

F18-39

9382

25K→30K

15.5 - 18.6 mi

Top 81%
Γ—9
+181ft-148ft

Overall

23558

Females

9600

F18-39

9600

30K→20M

18.6 - 20.0 mi

Top 92%
Γ—5
+64ft-50ft

Overall

26602

Females

11301

F18-39

11301

20M→21M

20.0 - 21.0 mi

Top 90%
Γ—8
+106ft-24ft

Overall

26208

Females

11116

F18-39

11116

21M→35K

21.0 - 21.8 mi

Top 87%
Γ—7
+17ft-86ft

Overall

25248

Females

10654

F18-39

10654

35K→23M

21.8 - 23.0 mi

Top 90%
Γ—5
+23ft-63ft

Overall

26116

Females

11132

F18-39

11132

23M→24M

23.0 - 24.0 mi

Top 80%
Γ—6
+12ft-82ft

Overall

23146

Females

9630

F18-39

9630

24M→40K

24.0 - 24.9 mi

Top 79%
Γ—1
+6ft-20ft

Overall

22954

Females

9591

F18-39

9591

40K→25.2M

24.9 - 25.2 mi

Top 77%
Γ—1
+13ft-16ft

Overall

22461

Females

9331

F18-39

9331

25.2M→FINISH

25.2 - 26.2 mi

Top 79%
Γ—2
+22ft-21ft

Overall

22838

Females

9519

F18-39

9519

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1895*
Passed By
864
Net Change
+922
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#25357
5K β†’ 10K641*43+598#25357#24759
10K β†’ 15K235*39+196#24759#24563
15K β†’ 20K17386+87#24563#24476
20K β†’ HALF4011+29#24476#24447
HALF β†’ 25K207*21+186#24447#24261
25K β†’ 30K232*54+178#24261#24083
30K β†’ 20M16200-293#24083#24376
20M β†’ 21M18166-148#24376#24524
21M β†’ 35K3563-28#24524#24552
35K β†’ 23M20144-124#24552#24676
23M β†’ 24M7312+61#24676#24615
24M β†’ 40K867+79#24615#24536
40K β†’ 25.2M405+35#24536#24501
25.2M β†’ FINISH7913+66#24501#24435
TOTALS1895*864+922

* 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

Loading...

🎨Heatmap Timeline

Loading...

πŸ”„Passing Circle

Loading...

🌊Position Flow

Loading...

πŸƒRace Lanes

Loading...

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

AI Key Insights

Powered by MyRace AI

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