All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Heather Hamilton

Bib: 19136 •F •Age: N/A

CA

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

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
26:02
3.11 mi
Rank: #19399
Start → 5K
26:02 | 8:23/mi
10K
51:56
6.21 mi
Rank: #19379 (+20)
5K → 10K
25:54 | 8:21/mi
15K
1:17:51
9.32 mi
Rank: #19306 (+73)
10K → 15K
25:55 | 8:21/mi
20K
1:44:18
12.43 mi
Rank: #19332 (-26)
15K → 20K
26:27 | 8:31/mi
HALF
1:50:02
13.11 mi
Rank: #19347 (-15)
20K → HALF
5:44 | 8:25/mi
25K
2:11:05
15.53 mi
Rank: #19378 (-31)
HALF → 25K
21:03 | 8:41/mi
30K
2:37:39
18.64 mi
Rank: #18935 (+443)
25K → 30K
26:34 | 8:34/mi
20M
2:49:20
20.00 mi
Rank: #18782 (+153)
30K → 20M
11:41 | 8:37/mi
21M
2:58:53
21.00 mi
Rank: #18761 (+21)
20M → 21M
9:33 | 9:33/mi
35K
3:05:46
21.75 mi
Rank: #18855 (-94)
21M → 35K
6:53 | 9:13/mi
23M
3:17:13
23.00 mi
Rank: #18876 (-21)
35K → 23M
11:27 | 9:09/mi
24M
3:26:26
24.00 mi
Rank: #18960 (-84)
23M → 24M
9:13 | 9:13/mi
40K
3:34:34
24.85 mi
Rank: #19050 (-90)
24M → 40K
8:08 | 9:31/mi
25.2M
3:38:03
25.20 mi
Rank: #19061 (-11)
40K → 25.2M
3:29 | 10:07/mi
FINISH
3:46:48
26.22 mi
Rank: #19033 (+28)
25.2M → FINISH
8:45 | 8:36/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:50:02
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time1:56:46
Pace8:55 /mi
📊Positive Split: 6.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:10:4326:028:2326:02
8:23
-
10K
6.21 mi11:36:3751:568:2225:54
8:21
-0:02
15K
9.32 mi12:02:321:17:518:2225:55
8:21
0:00
20K
12.43 mi12:28:591:44:188:2426:27
8:31
+0:10
HALF
13.11 mi12:34:431:50:028:245:44
8:25
-0:06
25K
15.53 mi12:55:462:11:058:2721:03
8:41
+0:16
30K
18.64 mi13:22:202:37:398:2826:34
8:34
-0:07
20M
20.00 mi13:34:012:49:208:2911:41
8:37
+0:03
21M
21.00 mi13:43:342:58:538:329:33
9:33
+0:56
35K
21.75 mi13:50:273:05:468:336:53
9:13
-0:20
23M
23.00 mi14:01:543:17:138:3511:27
9:09
-0:04
24M
24.00 mi14:11:073:26:268:379:13
9:13
+0:04
40K
24.85 mi14:19:153:34:348:388:08
9:31
+0:18
25.2M
25.20 mi14:22:443:38:038:403:29
10:07
+0:36
FINISH
26.22 mi14:31:293:46:488:408:45
8:36
-1:31

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

8:21 /mi

Average Pace

8:39 /mi

Slowest Pace

10:07 /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

51:49

23% of race

Time at Steady Pace

2:06:16

56% of race

Time at Slower Pace

48:43

21% of race

Average Pace: 8:39 /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 mi11:10:4326:028:2326:02
8:23
#19399
10K
6.21 mi11:36:3751:568:2225:54
8:21
#19379
15K
9.32 mi12:02:321:17:518:2225:55
8:21
#19306
20K
12.43 mi12:28:591:44:188:2426:27
8:31
#19332
HALF
13.11 mi12:34:431:50:028:245:44
8:25
#19347
25K
15.53 mi12:55:462:11:058:2721:03
8:41
#19378
30K
18.64 mi13:22:202:37:398:2826:34
8:34
#18935
20M
20.00 mi13:34:012:49:208:2911:41
8:37
#18782
21M
21.00 mi13:43:342:58:538:329:33
9:33
#18761
35K
21.75 mi13:50:273:05:468:336:53
9:13
#18855
23M
23.00 mi14:01:543:17:138:3511:27
9:09
#18876
24M
24.00 mi14:11:073:26:268:379:13
9:13
#18960
40K
24.85 mi14:19:153:34:348:388:08
9:31
#19050
25.2M
25.20 mi14:22:443:38:038:403:29
10:07
#19061
FINISH
26.22 mi14:31:293:46:488:408:45
8:36
#19033
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 mi193997308730819245(Top 66%)7182(Top 57%)7182(Top 126%)
10K6.21 mi3.10 mi19379+207279+297279+2919420(Top 67%)7266(Top 58%)7266(Top 127%)
15K9.32 mi3.11 mi19306+737222+577222+5719245(Top 66%)7182(Top 57%)7182(Top 126%)
20K12.43 mi3.11 mi19332-267250-287250-2819386(Top 67%)7293(Top 58%)7293(Top 128%)
HALF13.11 mi0.68 mi19347-157256-67256-619763(Top 68%)7453(Top 59%)7453(Top 130%)
25K15.53 mi2.42 mi19378-317281-257281-2519601(Top 68%)7441(Top 59%)7441(Top 130%)
30K18.64 mi3.11 mi18935+4437078+2037078+20317221(Top 59%)6231(Top 50%)6231(Top 109%)
20M20.00 mi1.36 mi18782+1536999+796999+7916833(Top 58%)6116(Top 49%)6116(Top 107%)
21M21.00 mi1.00 mi18761+217005-67005-618739(Top 65%)7186(Top 57%)7186(Top 126%)
35K21.75 mi0.75 mi18855-947074-697074-6920811(Top 72%)8343(Top 66%)8343(Top 146%)
23M23.00 mi1.25 mi18876-217104-307104-3019196(Top 66%)7568(Top 60%)7568(Top 132%)
24M24.00 mi1.00 mi18960-847168-647168-6420345(Top 70%)8218(Top 65%)8218(Top 144%)
40K24.85 mi0.85 mi19050-907242-747242-7420453(Top 70%)8301(Top 66%)8301(Top 145%)
25.2M25.20 mi0.35 mi19061-117254-127254-1219782(Top 68%)7958(Top 63%)7958(Top 139%)
FINISH26.22 mi1.02 mi19033+287249+57249+518622(Top 64%)7363(Top 59%)7363(Top 129%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21
+97ft-345ft

Overall

19245

Females

7182

F18-39

7182

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19420

Females

7266

F18-39

7266

10K→15K

6.2 - 9.3 mi

Top 66%
×3
+67ft-78ft

Overall

19245

Females

7182

F18-39

7182

15K→20K

9.3 - 12.4 mi

Top 67%
×5
+106ft-86ft

Overall

19386

Females

7293

F18-39

7293

20K→HALF

12.4 - 13.1 mi

Top 68%
×2
+19ft-37ft

Overall

19763

Females

7453

F18-39

7453

HALF→25K

13.1 - 15.5 mi

Top 68%
×4
+66ft-88ft

Overall

19601

Females

7441

F18-39

7441

25K→30K

15.5 - 18.6 mi

Top 59%
×9
+181ft-148ft

Overall

17221

Females

6231

F18-39

6231

30K→20M

18.6 - 20.0 mi

Top 58%
×5
+64ft-50ft

Overall

16833

Females

6116

F18-39

6116

20M→21M

20.0 - 21.0 mi

Top 65%
×8
+106ft-24ft

Overall

18739

Females

7186

F18-39

7186

21M→35K

21.0 - 21.8 mi

Top 72%
×7
+17ft-86ft

Overall

20811

Females

8343

F18-39

8343

35K→23M

21.8 - 23.0 mi

Top 66%
×5
+23ft-63ft

Overall

19196

Females

7568

F18-39

7568

23M→24M

23.0 - 24.0 mi

Top 70%
×6
+12ft-82ft

Overall

20345

Females

8218

F18-39

8218

24M→40K

24.0 - 24.9 mi

Top 70%
×1
+6ft-20ft

Overall

20453

Females

8301

F18-39

8301

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1
+13ft-16ft

Overall

19782

Females

7958

F18-39

7958

25.2M→FINISH

25.2 - 26.2 mi

Top 64%
×2
+22ft-21ft

Overall

18622

Females

7363

F18-39

7363

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1746*
Passed By
1380
Net Change
+366
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19399
5K → 10K220*200+20#19399#19379
10K → 15K216*143+73#19379#19306
15K → 20K138164-26#19306#19332
20K → HALF2439-15#19332#19347
HALF → 25K115146-31#19347#19378
25K → 30K464*21+443#19378#18935
30K → 20M17219+153#18935#18782
20M → 21M10483+21#18782#18761
21M → 35K33127-94#18761#18855
35K → 23M7596-21#18855#18876
23M → 24M41125-84#18876#18960
24M → 40K40130-90#18960#19050
40K → 25.2M2334-11#19050#19061
25.2M → FINISH8153+28#19061#19033
TOTALS1746*1380+366

* 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

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