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BOSTON MARATHON 2026

Mada Klotz

Bib: 13283•F

WI

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 40%
Gender (Female)
#0 / 12578
Top 24%
Age Group (F18-39)
#0 / 5716
Top 42%
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
21:49
3.11 mi
Rank: #8744
Start → 5K
21:49 | 7:02/mi
10K
43:35
6.21 mi
Rank: #8699 (+45)
5K → 10K
21:46 | 7:01/mi
15K
1:05:13
9.32 mi
Rank: #8562 (+137)
10K → 15K
21:38 | 6:58/mi
20K
1:27:08
12.43 mi
Rank: #8460 (+102)
15K → 20K
21:55 | 7:04/mi
HALF
1:31:53
13.11 mi
Rank: #8445 (+15)
20K → HALF
4:45 | 6:59/mi
25K
1:49:43
15.53 mi
Rank: #8631 (-186)
HALF → 25K
17:50 | 7:22/mi
30K
2:15:32
18.64 mi
Rank: #9824 (-1193)
25K → 30K
25:49 | 8:19/mi
20M
2:26:39
20.00 mi
Rank: #10114 (-290)
30K → 20M
11:07 | 8:12/mi
21M
2:36:01
21.00 mi
Rank: #10698 (-584)
20M → 21M
9:22 | 9:22/mi
35K
2:42:12
21.75 mi
Rank: #10914 (-216)
21M → 35K
6:11 | 8:16/mi
23M
2:53:02
23.00 mi
Rank: #11256 (-342)
35K → 23M
10:50 | 8:40/mi
24M
3:01:16
24.00 mi
Rank: #11428 (-172)
23M → 24M
8:14 | 8:14/mi
40K
3:08:39
24.85 mi
Rank: #11636 (-208)
24M → 40K
7:23 | 8:39/mi
25.2M
3:11:34
25.20 mi
Rank: #11617 (+19)
40K → 25.2M
2:55 | 8:28/mi
FINISH
3:19:21
26.22 mi
Rank: #11646 (-29)
25.2M → FINISH
7:47 | 7:39/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:53
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:47:28
Pace8:12 /mi
📊Positive Split: 17.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:3021:497:0221:49
7:02
-
10K
6.21 mi11:12:1643:357:0121:46
7:01
-0:01
15K
9.32 mi11:33:541:05:137:0021:38
6:58
-0:03
20K
12.43 mi11:55:491:27:087:0121:55
7:04
+0:06
HALF
13.11 mi12:00:341:31:537:014:45
6:59
-0:05
25K
15.53 mi12:18:241:49:437:0417:50
7:22
+0:23
30K
18.64 mi12:44:132:15:327:1725:49
8:19
+0:57
20M
20.00 mi12:55:202:26:397:2011:07
8:12
-0:07
21M
21.00 mi13:04:422:36:017:269:22
9:22
+1:10
35K
21.75 mi13:10:532:42:127:286:11
8:16
-1:06
23M
23.00 mi13:21:432:53:027:3210:50
8:40
+0:24
24M
24.00 mi13:29:573:01:167:348:14
8:14
-0:26
40K
24.85 mi13:37:203:08:397:367:23
8:39
+0:25
25.2M
25.20 mi13:40:153:11:347:372:55
8:28
-0:11
FINISH
26.22 mi13:48:023:19:217:377:47
7:39
-0:49

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

6:58 /mi

Average Pace

7:37 /mi

Slowest Pace

9:22 /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

1:57:30

59% of race

Time at Steady Pace

54:16

27% of race

Time at Slower Pace

27:35

14% of race

Average Pace: 7:36 /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 mi10:50:3021:497:0221:49
7:02
#8744
10K
6.21 mi11:12:1643:357:0121:46
7:01
#8699
15K
9.32 mi11:33:541:05:137:0021:38
6:58
#8562
20K
12.43 mi11:55:491:27:087:0121:55
7:04
#8460
HALF
13.11 mi12:00:341:31:537:014:45
6:59
#8445
25K
15.53 mi12:18:241:49:437:0417:50
7:22
#8631
30K
18.64 mi12:44:132:15:327:1725:49
8:19
#9824
20M
20.00 mi12:55:202:26:397:2011:07
8:12
#10114
21M
21.00 mi13:04:422:36:017:269:22
9:22
#10698
35K
21.75 mi13:10:532:42:127:286:11
8:16
#10914
23M
23.00 mi13:21:432:53:027:3210:50
8:40
#11256
24M
24.00 mi13:29:573:01:167:348:14
8:14
#11428
40K
24.85 mi13:37:203:08:397:367:23
8:39
#11636
25.2M
25.20 mi13:40:153:11:347:372:55
8:28
#11617
FINISH
26.22 mi13:48:023:19:217:377:47
7:39
#11646
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 mi8744132113218346(Top 29%)1242(Top 10%)1242(Top 22%)
10K6.21 mi3.10 mi8699+451345-241345-248748(Top 30%)1377(Top 11%)1377(Top 24%)
15K9.32 mi3.11 mi8562+1371300+451300+458346(Top 29%)1242(Top 10%)1242(Top 22%)
20K12.43 mi3.11 mi8460+1021278+221278+228255(Top 28%)1241(Top 10%)1241(Top 22%)
HALF13.11 mi0.68 mi8445+151270+81270+88521(Top 29%)1324(Top 11%)1324(Top 23%)
25K15.53 mi2.42 mi8631-1861358-881358-8810204(Top 35%)2239(Top 18%)2239(Top 39%)
30K18.64 mi3.11 mi9824-11931950-5921950-59215680(Top 54%)5346(Top 43%)5346(Top 94%)
20M20.00 mi1.36 mi10114-2902120-1702120-17014157(Top 49%)4568(Top 36%)4568(Top 80%)
21M21.00 mi1.00 mi10698-5842446-3262446-32617937(Top 62%)6750(Top 54%)6750(Top 118%)
35K21.75 mi0.75 mi10914-2162574-1282574-12816217(Top 56%)5863(Top 47%)5863(Top 103%)
23M23.00 mi1.25 mi11256-3422765-1912765-19116652(Top 57%)6220(Top 49%)6220(Top 109%)
24M24.00 mi1.00 mi11428-1722873-1082873-10815289(Top 53%)5487(Top 44%)5487(Top 96%)
40K24.85 mi0.85 mi11636-2083029-1563029-15616479(Top 57%)6229(Top 50%)6229(Top 109%)
25.2M25.20 mi0.35 mi11617+193034-53034-511395(Top 39%)3551(Top 28%)3551(Top 62%)
FINISH26.22 mi1.02 mi11646-293074-403074-4012517(Top 43%)4128(Top 33%)4128(Top 72%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21
+97ft-345ft

Overall

8346

Females

1242

F18-39

1242

5K→10K

3.1 - 6.2 mi

Top 30%
×5
+79ft-138ft

Overall

8748

Females

1377

F18-39

1377

10K→15K

6.2 - 9.3 mi

Top 29%
×3
+67ft-78ft

Overall

8346

Females

1242

F18-39

1242

15K→20K

9.3 - 12.4 mi

Top 28%
×5
+106ft-86ft

Overall

8255

Females

1241

F18-39

1241

20K→HALF

12.4 - 13.1 mi

Top 29%
×2
+19ft-37ft

Overall

8521

Females

1324

F18-39

1324

HALF→25K

13.1 - 15.5 mi

Top 35%
×4
+66ft-88ft

Overall

10204

Females

2239

F18-39

2239

25K→30K

15.5 - 18.6 mi

Top 54%
×9
+181ft-148ft

Overall

15680

Females

5346

F18-39

5346

30K→20M

18.6 - 20.0 mi

Top 49%
×5
+64ft-50ft

Overall

14157

Females

4568

F18-39

4568

20M→21M

20.0 - 21.0 mi

Top 62%
×8
+106ft-24ft

Overall

17937

Females

6750

F18-39

6750

21M→35K

21.0 - 21.8 mi

Top 56%
×7
+17ft-86ft

Overall

16217

Females

5863

F18-39

5863

35K→23M

21.8 - 23.0 mi

Top 57%
×5
+23ft-63ft

Overall

16652

Females

6220

F18-39

6220

23M→24M

23.0 - 24.0 mi

Top 53%
×6
+12ft-82ft

Overall

15289

Females

5487

F18-39

5487

24M→40K

24.0 - 24.9 mi

Top 57%
×1
+6ft-20ft

Overall

16479

Females

6229

F18-39

6229

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1
+13ft-16ft

Overall

11395

Females

3551

F18-39

3551

25.2M→FINISH

25.2 - 26.2 mi

Top 43%
×2
+22ft-21ft

Overall

12517

Females

4128

F18-39

4128

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1072*
Passed By
2090
Net Change
-2902
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8744
5K → 10K240*195+45#8744#8699
10K → 15K215*78+137#8699#8562
15K → 20K17775+102#8562#8460
20K → HALF3621+15#8460#8445
HALF → 25K67200-186#8445#8631
25K → 30K26200-1193#8631#9824
30K → 20M37200-290#9824#10114
20M → 21M18200-584#10114#10698
21M → 35K18200-216#10698#10914
35K → 23M46200-342#10914#11256
23M → 24M45200-172#11256#11428
24M → 40K36200-208#11428#11636
40K → 25.2M4526+19#11636#11617
25.2M → FINISH6695-29#11617#11646
TOTALS1072*2090-2902

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing