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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Sarah Decarpentrie

Bib: 9877 •F •Age: N/A

NC

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 26%
Gender (Female)
#0 / 12578
Top 9%
Age Group (F18-39)
#0 / 5716
Top 17%
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
21:44
3.11 mi
Rank: #8533
Start → 5K
21:44 | 7:00/mi
10K
43:40
6.21 mi
Rank: #8802 (-269)
5K → 10K
21:56 | 7:04/mi
15K
1:05:28
9.32 mi
Rank: #8741 (+61)
10K → 15K
21:48 | 7:02/mi
20K
1:27:35
12.43 mi
Rank: #8707 (+34)
15K → 20K
22:07 | 7:08/mi
HALF
1:32:22
13.11 mi
Rank: #8701 (+6)
20K → HALF
4:47 | 7:02/mi
25K
1:49:45
15.53 mi
Rank: #8647 (+54)
HALF → 25K
17:23 | 7:11/mi
30K
2:12:26
18.64 mi
Rank: #8460 (+187)
25K → 30K
22:41 | 7:19/mi
20M
2:22:12
20.00 mi
Rank: #8300 (+160)
30K → 20M
9:46 | 7:12/mi
21M
2:29:47
21.00 mi
Rank: #8206 (+94)
20M → 21M
7:35 | 7:35/mi
35K
2:34:50
21.75 mi
Rank: #8072 (+134)
21M → 35K
5:03 | 6:46/mi
23M
2:43:36
23.00 mi
Rank: #7849 (+223)
35K → 23M
8:46 | 7:01/mi
24M
2:50:31
24.00 mi
Rank: #7723 (+126)
23M → 24M
6:55 | 6:55/mi
40K
2:56:31
24.85 mi
Rank: #7578 (+145)
24M → 40K
6:00 | 7:02/mi
25.2M
2:59:09
25.20 mi
Rank: #7537 (+41)
40K → 25.2M
2:38 | 7:39/mi
FINISH
3:06:18
26.22 mi
Rank: #7515 (+22)
25.2M → FINISH
7:09 | 7:01/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:32:22
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:33:56
Pace7:10 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:1721:447:0021:44
7:00
-
10K
6.21 mi11:00:1343:407:0221:56
7:04
+0:04
15K
9.32 mi11:22:011:05:287:0221:48
7:02
-0:02
20K
12.43 mi11:44:081:27:357:0322:07
7:08
+0:06
HALF
13.11 mi11:48:551:32:227:034:47
7:02
-0:06
25K
15.53 mi12:06:181:49:457:0417:23
7:11
+0:09
30K
18.64 mi12:28:592:12:267:0722:41
7:19
+0:08
20M
20.00 mi12:38:452:22:127:079:46
7:12
-0:07
21M
21.00 mi12:46:202:29:477:087:35
7:35
+0:23
35K
21.75 mi12:51:232:34:507:085:03
6:46
-0:49
23M
23.00 mi13:00:092:43:367:078:46
7:01
+0:15
24M
24.00 mi13:07:042:50:317:076:55
6:55
-0:06
40K
24.85 mi13:13:042:56:317:076:00
7:02
+0:07
25.2M
25.20 mi13:15:422:59:097:072:38
7:39
+0:37
FINISH
26.22 mi13:22:513:06:187:077:09
7:01
-0:38

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

6:46 /mi

Average Pace

7:07 /mi

Slowest Pace

7:39 /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

2:56:05

95% of race

Time at Steady Pace

10:13

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:06 /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 mi10:38:1721:447:0021:44
7:00
#8533
10K
6.21 mi11:00:1343:407:0221:56
7:04
#8802
15K
9.32 mi11:22:011:05:287:0221:48
7:02
#8741
20K
12.43 mi11:44:081:27:357:0322:07
7:08
#8707
HALF
13.11 mi11:48:551:32:227:034:47
7:02
#8701
25K
15.53 mi12:06:181:49:457:0417:23
7:11
#8647
30K
18.64 mi12:28:592:12:267:0722:41
7:19
#8460
20M
20.00 mi12:38:452:22:127:079:46
7:12
#8300
21M
21.00 mi12:46:202:29:477:087:35
7:35
#8206
35K
21.75 mi12:51:232:34:507:085:03
6:46
#8072
23M
23.00 mi13:00:092:43:367:078:46
7:01
#7849
24M
24.00 mi13:07:042:50:317:076:55
6:55
#7723
40K
24.85 mi13:13:042:56:317:076:00
7:02
#7578
25.2M
25.20 mi13:15:422:59:097:072:38
7:39
#7537
FINISH
26.22 mi13:22:513:06:187:077:09
7:01
#7515
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 mi8533125012508690(Top 30%)1370(Top 11%)1370(Top 24%)
10K6.21 mi3.10 mi8802-2691383-1331383-1339136(Top 31%)1521(Top 12%)1521(Top 27%)
15K9.32 mi3.11 mi8741+611364+191364+198690(Top 30%)1370(Top 11%)1370(Top 24%)
20K12.43 mi3.11 mi8707+34136413648726(Top 30%)1440(Top 11%)1440(Top 25%)
HALF13.11 mi0.68 mi8701+61372-81372-88829(Top 30%)1414(Top 11%)1414(Top 25%)
25K15.53 mi2.42 mi8647+541362+101362+108621(Top 30%)1492(Top 12%)1492(Top 26%)
30K18.64 mi3.11 mi8460+1871327+351327+358101(Top 28%)1409(Top 11%)1409(Top 25%)
20M20.00 mi1.36 mi8300+1601292+351292+356918(Top 24%)1048(Top 8%)1048(Top 18%)
21M21.00 mi1.00 mi8206+941279+131279+137062(Top 24%)1222(Top 10%)1222(Top 21%)
35K21.75 mi0.75 mi8072+1341243+361243+365380(Top 19%)657(Top 5%)657(Top 11%)
23M23.00 mi1.25 mi7849+2231186+571186+575521(Top 19%)745(Top 6%)745(Top 13%)
24M24.00 mi1.00 mi7723+1261156+301156+305945(Top 20%)945(Top 8%)945(Top 17%)
40K24.85 mi0.85 mi7578+1451130+261130+265641(Top 19%)891(Top 7%)891(Top 16%)
25.2M25.20 mi0.35 mi7537+411126+41126+46129(Top 21%)1112(Top 9%)1112(Top 19%)
FINISH26.22 mi1.02 mi7515+221138-121138-127728(Top 27%)1784(Top 14%)1784(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21
+97ft-345ft

Overall

8690

Females

1370

F18-39

1370

5K→10K

3.1 - 6.2 mi

Top 31%
×5
+79ft-138ft

Overall

9136

Females

1521

F18-39

1521

10K→15K

6.2 - 9.3 mi

Top 30%
×3
+67ft-78ft

Overall

8690

Females

1370

F18-39

1370

15K→20K

9.3 - 12.4 mi

Top 30%
×5
+106ft-86ft

Overall

8726

Females

1440

F18-39

1440

20K→HALF

12.4 - 13.1 mi

Top 30%
×2
+19ft-37ft

Overall

8829

Females

1414

F18-39

1414

HALF→25K

13.1 - 15.5 mi

Top 30%
×4
+66ft-88ft

Overall

8621

Females

1492

F18-39

1492

25K→30K

15.5 - 18.6 mi

Top 28%
×9
+181ft-148ft

Overall

8101

Females

1409

F18-39

1409

30K→20M

18.6 - 20.0 mi

Top 24%
×5
+64ft-50ft

Overall

6918

Females

1048

F18-39

1048

20M→21M

20.0 - 21.0 mi

Top 24%
×8
+106ft-24ft

Overall

7062

Females

1222

F18-39

1222

21M→35K

21.0 - 21.8 mi

Top 19%
×7
+17ft-86ft

Overall

5380

Females

657

F18-39

657

35K→23M

21.8 - 23.0 mi

Top 19%
×5
+23ft-63ft

Overall

5521

Females

745

F18-39

745

23M→24M

23.0 - 24.0 mi

Top 20%
×6
+12ft-82ft

Overall

5945

Females

945

F18-39

945

24M→40K

24.0 - 24.9 mi

Top 19%
×1
+6ft-20ft

Overall

5641

Females

891

F18-39

891

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1
+13ft-16ft

Overall

6129

Females

1112

F18-39

1112

25.2M→FINISH

25.2 - 26.2 mi

Top 27%
×2
+22ft-21ft

Overall

7728

Females

1784

F18-39

1784

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1945*
Passed By
731
Net Change
+1018
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8533
5K → 10K127200-269#8533#8802
10K → 15K176115+61#8802#8741
15K → 20K148114+34#8741#8707
20K → HALF2822+6#8707#8701
HALF → 25K13278+54#8701#8647
25K → 30K257*70+187#8647#8460
30K → 20M17111+160#8460#8300
20M → 21M12329+94#8300#8206
21M → 35K1362+134#8206#8072
35K → 23M230*7+223#8072#7849
23M → 24M14014+126#7849#7723
24M → 40K15712+145#7723#7578
40K → 25.2M465+41#7578#7537
25.2M → FINISH7452+22#7537#7515
TOTALS1945*731+1018

* 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

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race 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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