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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Mariana Chedraui

Bib: 9714 •F •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 22%
Gender (Female)
#0 / 12578
Top 6%
Age Group (F18-39)
#0 / 5716
Top 12%
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
20:58
3.11 mi
Rank: #6405
Start → 5K
20:58 | 6:45/mi
10K
41:29
6.21 mi
Rank: #5679 (+726)
5K → 10K
20:31 | 6:37/mi
15K
1:02:09
9.32 mi
Rank: #5539 (+140)
10K → 15K
20:40 | 6:40/mi
20K
1:23:08
12.43 mi
Rank: #5547 (-8)
15K → 20K
20:59 | 6:46/mi
HALF
1:27:43
13.11 mi
Rank: #5575 (-28)
20K → HALF
4:35 | 6:44/mi
25K
1:44:24
15.53 mi
Rank: #5688 (-113)
HALF → 25K
16:41 | 6:53/mi
30K
2:06:44
18.64 mi
Rank: #5996 (-308)
25K → 30K
22:20 | 7:12/mi
20M
2:16:36
20.00 mi
Rank: #6134 (-138)
30K → 20M
9:52 | 7:16/mi
21M
2:24:22
21.00 mi
Rank: #6273 (-139)
20M → 21M
7:46 | 7:46/mi
35K
2:29:36
21.75 mi
Rank: #6289 (-16)
21M → 35K
5:14 | 7:00/mi
23M
2:38:51
23.00 mi
Rank: #6382 (-93)
35K → 23M
9:15 | 7:24/mi
24M
2:46:00
24.00 mi
Rank: #6396 (-14)
23M → 24M
7:09 | 7:09/mi
40K
2:52:21
24.85 mi
Rank: #6427 (-31)
24M → 40K
6:21 | 7:26/mi
25.2M
2:55:10
25.20 mi
Rank: #6440 (-13)
40K → 25.2M
2:49 | 8:11/mi
FINISH
3:02:39
26.22 mi
Rank: #6505 (-65)
25.2M → FINISH
7:29 | 7:21/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
Time1:27:43
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:34:56
Pace7:15 /mi
📊Positive Split: 8.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:37:5420:586:4520:58
6:45
-
10K
6.21 mi10:58:2541:296:4120:31
6:37
-0:08
15K
9.32 mi11:19:051:02:096:4120:40
6:40
+0:03
20K
12.43 mi11:40:041:23:086:4220:59
6:46
+0:06
HALF
13.11 mi11:44:391:27:436:424:35
6:44
-0:02
25K
15.53 mi12:01:201:44:246:4416:41
6:53
+0:09
30K
18.64 mi12:23:402:06:446:4822:20
7:12
+0:19
20M
20.00 mi12:33:322:16:366:509:52
7:16
+0:04
21M
21.00 mi12:41:182:24:226:537:46
7:46
+0:30
35K
21.75 mi12:46:322:29:366:535:14
7:00
-0:46
23M
23.00 mi12:55:472:38:516:559:15
7:24
+0:24
24M
24.00 mi13:02:562:46:006:567:09
7:09
-0:15
40K
24.85 mi13:09:172:52:216:576:21
7:26
+0:17
25.2M
25.20 mi13:12:062:55:106:582:49
8:11
+0:45
FINISH
26.22 mi13:19:353:02:396:597:29
7:21
-0:50

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

6:37 /mi

Average Pace

6:58 /mi

Slowest Pace

8:11 /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

1:44:24

57% of race

Time at Steady Pace

52:04

29% of race

Time at Slower Pace

26:11

14% of race

Average Pace: 6:58 /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 mi10:37:5420:586:4520:58
6:45
#6405
10K
6.21 mi10:58:2541:296:4120:31
6:37
#5679
15K
9.32 mi11:19:051:02:096:4120:40
6:40
#5539
20K
12.43 mi11:40:041:23:086:4220:59
6:46
#5547
HALF
13.11 mi11:44:391:27:436:424:35
6:44
#5575
25K
15.53 mi12:01:201:44:246:4416:41
6:53
#5688
30K
18.64 mi12:23:402:06:446:4822:20
7:12
#5996
20M
20.00 mi12:33:322:16:366:509:52
7:16
#6134
21M
21.00 mi12:41:182:24:226:537:46
7:46
#6273
35K
21.75 mi12:46:322:29:366:535:14
7:00
#6289
23M
23.00 mi12:55:472:38:516:559:15
7:24
#6382
24M
24.00 mi13:02:562:46:006:567:09
7:09
#6396
40K
24.85 mi13:09:172:52:216:576:21
7:26
#6427
25.2M
25.20 mi13:12:062:55:106:582:49
8:11
#6440
FINISH
26.22 mi13:19:353:02:396:597:29
7:21
#6505
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 mi64056056055400(Top 19%)401(Top 3%)401(Top 7%)
10K6.21 mi3.10 mi5679+726449+156449+1565077(Top 17%)344(Top 3%)344(Top 6%)
15K9.32 mi3.11 mi5539+140413+36413+365400(Top 19%)401(Top 3%)401(Top 7%)
20K12.43 mi3.11 mi5547-8421-8421-85753(Top 20%)524(Top 4%)524(Top 9%)
HALF13.11 mi0.68 mi5575-28428-7428-76491(Top 22%)683(Top 5%)683(Top 12%)
25K15.53 mi2.42 mi5688-113472-44472-446524(Top 22%)758(Top 6%)758(Top 13%)
30K18.64 mi3.11 mi5996-308573-101573-1017323(Top 25%)1097(Top 9%)1097(Top 19%)
20M20.00 mi1.36 mi6134-138624-51624-517412(Top 26%)1228(Top 10%)1228(Top 21%)
21M21.00 mi1.00 mi6273-139666-42666-428262(Top 28%)1700(Top 14%)1700(Top 30%)
35K21.75 mi0.75 mi6289-16680-14680-147107(Top 24%)1191(Top 9%)1191(Top 21%)
23M23.00 mi1.25 mi6382-93699-19699-198078(Top 28%)1665(Top 13%)1665(Top 29%)
24M24.00 mi1.00 mi6396-14719-20719-207538(Top 26%)1509(Top 12%)1509(Top 26%)
40K24.85 mi0.85 mi6427-31744-25744-258349(Top 29%)1945(Top 15%)1945(Top 34%)
25.2M25.20 mi0.35 mi6440-13750-6750-69398(Top 32%)2515(Top 20%)2515(Top 44%)
FINISH26.22 mi1.02 mi6505-65787-37787-3710214(Top 35%)2936(Top 23%)2936(Top 51%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21
+97ft-345ft

Overall

5400

Females

401

F18-39

401

5K→10K

3.1 - 6.2 mi

Top 17%
×5
+79ft-138ft

Overall

5077

Females

344

F18-39

344

10K→15K

6.2 - 9.3 mi

Top 19%
×3
+67ft-78ft

Overall

5400

Females

401

F18-39

401

15K→20K

9.3 - 12.4 mi

Top 20%
×5
+106ft-86ft

Overall

5753

Females

524

F18-39

524

20K→HALF

12.4 - 13.1 mi

Top 22%
×2
+19ft-37ft

Overall

6491

Females

683

F18-39

683

HALF→25K

13.1 - 15.5 mi

Top 22%
×4
+66ft-88ft

Overall

6524

Females

758

F18-39

758

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7323

Females

1097

F18-39

1097

30K→20M

18.6 - 20.0 mi

Top 26%
×5
+64ft-50ft

Overall

7412

Females

1228

F18-39

1228

20M→21M

20.0 - 21.0 mi

Top 28%
×8
+106ft-24ft

Overall

8262

Females

1700

F18-39

1700

21M→35K

21.0 - 21.8 mi

Top 24%
×7
+17ft-86ft

Overall

7107

Females

1191

F18-39

1191

35K→23M

21.8 - 23.0 mi

Top 28%
×5
+23ft-63ft

Overall

8078

Females

1665

F18-39

1665

23M→24M

23.0 - 24.0 mi

Top 26%
×6
+12ft-82ft

Overall

7538

Females

1509

F18-39

1509

24M→40K

24.0 - 24.9 mi

Top 29%
×1
+6ft-20ft

Overall

8349

Females

1945

F18-39

1945

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1
+13ft-16ft

Overall

9398

Females

2515

F18-39

2515

25.2M→FINISH

25.2 - 26.2 mi

Top 35%
×2
+22ft-21ft

Overall

10214

Females

2936

F18-39

2936

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1509*
Passed By
1431
Net Change
-100
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6405
5K → 10K749*23+726#6405#5679
10K → 15K19555+140#5679#5539
15K → 20K104112-8#5539#5547
20K → HALF1240-28#5547#5575
HALF → 25K72185-113#5575#5688
25K → 30K70200-308#5688#5996
30K → 20M37175-138#5996#6134
20M → 21M36175-139#6134#6273
21M → 35K4359-16#6273#6289
35K → 23M48141-93#6289#6382
23M → 24M5165-14#6382#6396
24M → 40K4475-31#6396#6427
40K → 25.2M1528-13#6427#6440
25.2M → FINISH3398-65#6440#6505
TOTALS1509*1431-100

* 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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