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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Leticia Guadalupe Contreras Ayala

Bib: 18401 •F •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 33%
Gender (Female)
#0 / 12578
Top 17%
Age Group (F18-39)
#0 / 5716
Top 30%
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
23:04
3.11 mi
Rank: #12160
Start → 5K
23:04 | 7:26/mi
10K
45:50
6.21 mi
Rank: #11775 (+385)
5K → 10K
22:46 | 7:20/mi
15K
1:08:23
9.32 mi
Rank: #11367 (+408)
10K → 15K
22:33 | 7:16/mi
20K
1:31:01
12.43 mi
Rank: #11061 (+306)
15K → 20K
22:38 | 7:18/mi
HALF
1:35:50
13.11 mi
Rank: #10938 (+123)
20K → HALF
4:49 | 7:04/mi
25K
1:54:10
15.53 mi
Rank: #11083 (-145)
HALF → 25K
18:20 | 7:34/mi
30K
2:18:16
18.64 mi
Rank: #11171 (-88)
25K → 30K
24:06 | 7:46/mi
20M
2:28:40
20.00 mi
Rank: #11089 (+82)
30K → 20M
10:24 | 7:40/mi
21M
2:36:43
21.00 mi
Rank: #10982 (+107)
20M → 21M
8:03 | 8:03/mi
35K
2:42:04
21.75 mi
Rank: #10855 (+127)
21M → 35K
5:21 | 7:10/mi
23M
2:51:04
23.00 mi
Rank: #10522 (+333)
35K → 23M
9:00 | 7:12/mi
24M
2:58:06
24.00 mi
Rank: #10299 (+223)
23M → 24M
7:02 | 7:02/mi
40K
3:04:10
24.85 mi
Rank: #10087 (+212)
24M → 40K
6:04 | 7:06/mi
25.2M
3:06:44
25.20 mi
Rank: #9975 (+112)
40K → 25.2M
2:34 | 7:27/mi
FINISH
3:13:32
26.22 mi
Rank: #9723 (+252)
25.2M → FINISH
6:48 | 6:41/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
Time1:35:50
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:37:42
Pace7:28 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:0723:047:2623:04
7:26
-
10K
6.21 mi11:52:5345:507:2322:46
7:20
-0:06
15K
9.32 mi12:15:261:08:237:2122:33
7:16
-0:04
20K
12.43 mi12:38:041:31:017:2022:38
7:18
+0:02
HALF
13.11 mi12:42:531:35:507:194:49
7:04
-0:14
25K
15.53 mi13:01:131:54:107:2118:20
7:34
+0:30
30K
18.64 mi13:25:192:18:167:2624:06
7:46
+0:12
20M
20.00 mi13:35:432:28:407:2710:24
7:40
-0:06
21M
21.00 mi13:43:462:36:437:288:03
8:03
+0:23
35K
21.75 mi13:49:072:42:047:285:21
7:10
-0:53
23M
23.00 mi13:58:072:51:047:279:00
7:12
+0:02
24M
24.00 mi14:05:092:58:067:267:02
7:02
-0:10
40K
24.85 mi14:11:133:04:107:256:04
7:06
+0:04
25.2M
25.20 mi14:13:473:06:447:252:34
7:27
+0:21
FINISH
26.22 mi14:20:353:13:327:246:48
6:41
-0:46

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

6:41 /mi

Average Pace

7:23 /mi

Slowest Pace

8:03 /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

24:43

13% of race

Time at Steady Pace

1:47:56

56% of race

Time at Slower Pace

1:00:53

31% of race

Average Pace: 7:23 /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 mi11:30:0723:047:2623:04
7:26
#12160
10K
6.21 mi11:52:5345:507:2322:46
7:20
#11775
15K
9.32 mi12:15:261:08:237:2122:33
7:16
#11367
20K
12.43 mi12:38:041:31:017:2022:38
7:18
#11061
HALF
13.11 mi12:42:531:35:507:194:49
7:04
#10938
25K
15.53 mi13:01:131:54:107:2118:20
7:34
#11083
30K
18.64 mi13:25:192:18:167:2624:06
7:46
#11171
20M
20.00 mi13:35:432:28:407:2710:24
7:40
#11089
21M
21.00 mi13:43:462:36:437:288:03
8:03
#10982
35K
21.75 mi13:49:072:42:047:285:21
7:10
#10855
23M
23.00 mi13:58:072:51:047:279:00
7:12
#10522
24M
24.00 mi14:05:092:58:067:267:02
7:02
#10299
40K
24.85 mi14:11:133:04:107:256:04
7:06
#10087
25.2M
25.20 mi14:13:473:06:447:252:34
7:27
#9975
FINISH
26.22 mi14:20:353:13:327:246:48
6:41
#9723
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 mi121603005300510656(Top 37%)2296(Top 18%)2296(Top 40%)
10K6.21 mi3.10 mi11775+3852804+2012804+20111407(Top 39%)2653(Top 21%)2653(Top 46%)
15K9.32 mi3.11 mi11367+4082622+1822622+18210656(Top 37%)2296(Top 18%)2296(Top 40%)
20K12.43 mi3.11 mi11061+3062498+1242498+12410046(Top 35%)2071(Top 16%)2071(Top 36%)
HALF13.11 mi0.68 mi10938+1232438+602438+609255(Top 32%)1636(Top 13%)1636(Top 29%)
25K15.53 mi2.42 mi11083-1452534-962534-9611923(Top 41%)3119(Top 25%)3119(Top 55%)
30K18.64 mi3.11 mi11171-882630-962630-9611661(Top 40%)3117(Top 25%)3117(Top 55%)
20M20.00 mi1.36 mi11089+822617+132617+1310285(Top 35%)2535(Top 20%)2535(Top 44%)
21M21.00 mi1.00 mi10982+1072593+242593+2410250(Top 35%)2612(Top 21%)2612(Top 46%)
35K21.75 mi0.75 mi10855+1272546+472546+478252(Top 28%)1678(Top 13%)1678(Top 29%)
23M23.00 mi1.25 mi10522+3332414+1322414+1326746(Top 23%)1140(Top 9%)1140(Top 20%)
24M24.00 mi1.00 mi10299+2232323+912323+916758(Top 23%)1213(Top 10%)1213(Top 21%)
40K24.85 mi0.85 mi10087+2122231+922231+926149(Top 21%)1055(Top 8%)1055(Top 18%)
25.2M25.20 mi0.35 mi9975+1122193+382193+385042(Top 17%)810(Top 6%)810(Top 14%)
FINISH26.22 mi1.02 mi9723+2522095+982095+985317(Top 18%)902(Top 7%)902(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21
+97ft-345ft

Overall

10656

Females

2296

F18-39

2296

5K→10K

3.1 - 6.2 mi

Top 39%
×5
+79ft-138ft

Overall

11407

Females

2653

F18-39

2653

10K→15K

6.2 - 9.3 mi

Top 37%
×3
+67ft-78ft

Overall

10656

Females

2296

F18-39

2296

15K→20K

9.3 - 12.4 mi

Top 35%
×5
+106ft-86ft

Overall

10046

Females

2071

F18-39

2071

20K→HALF

12.4 - 13.1 mi

Top 32%
×2
+19ft-37ft

Overall

9255

Females

1636

F18-39

1636

HALF→25K

13.1 - 15.5 mi

Top 41%
×4
+66ft-88ft

Overall

11923

Females

3119

F18-39

3119

25K→30K

15.5 - 18.6 mi

Top 40%
×9
+181ft-148ft

Overall

11661

Females

3117

F18-39

3117

30K→20M

18.6 - 20.0 mi

Top 35%
×5
+64ft-50ft

Overall

10285

Females

2535

F18-39

2535

20M→21M

20.0 - 21.0 mi

Top 35%
×8
+106ft-24ft

Overall

10250

Females

2612

F18-39

2612

21M→35K

21.0 - 21.8 mi

Top 28%
×7
+17ft-86ft

Overall

8252

Females

1678

F18-39

1678

35K→23M

21.8 - 23.0 mi

Top 23%
×5
+23ft-63ft

Overall

6746

Females

1140

F18-39

1140

23M→24M

23.0 - 24.0 mi

Top 23%
×6
+12ft-82ft

Overall

6758

Females

1213

F18-39

1213

24M→40K

24.0 - 24.9 mi

Top 21%
×1
+6ft-20ft

Overall

6149

Females

1055

F18-39

1055

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1
+13ft-16ft

Overall

5042

Females

810

F18-39

810

25.2M→FINISH

25.2 - 26.2 mi

Top 18%
×2
+22ft-21ft

Overall

5317

Females

902

F18-39

902

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3242*
Passed By
704
Net Change
+2437
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12160
5K → 10K494*109+385#12160#11775
10K → 15K454*46+408#11775#11367
15K → 20K331*25+306#11367#11061
20K → HALF1274+123#11061#10938
HALF → 25K99200-145#10938#11083
25K → 30K169200-88#11083#11171
30K → 20M13149+82#11171#11089
20M → 21M15952+107#11089#10982
21M → 35K1325+127#10982#10855
35K → 23M335*2+333#10855#10522
23M → 24M226*3+223#10522#10299
24M → 40K217*5+212#10299#10087
40K → 25.2M114*2+112#10087#9975
25.2M → FINISH254*2+252#9975#9723
TOTALS3242*704+2437

* 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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Activity Data

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