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BOSTON MARATHON 2026

Madelyn Vanwieren

Bib: 15824•F

MI

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 33%
Gender (Female)
#0 / 12578
Top 16%
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
22:31
3.11 mi
Rank: #10613
Start → 5K
22:31 | 7:15/mi
10K
45:07
6.21 mi
Rank: #10752 (-139)
5K → 10K
22:36 | 7:17/mi
15K
1:07:25
9.32 mi
Rank: #10450 (+302)
10K → 15K
22:18 | 7:11/mi
20K
1:30:01
12.43 mi
Rank: #10291 (+159)
15K → 20K
22:36 | 7:17/mi
HALF
1:34:56
13.11 mi
Rank: #10288 (+3)
20K → HALF
4:55 | 7:13/mi
25K
1:52:36
15.53 mi
Rank: #10146 (+142)
HALF → 25K
17:40 | 7:18/mi
30K
2:15:49
18.64 mi
Rank: #9946 (+200)
25K → 30K
23:13 | 7:29/mi
20M
2:25:59
20.00 mi
Rank: #9839 (+107)
30K → 20M
10:10 | 7:30/mi
21M
2:33:59
21.00 mi
Rank: #9803 (+36)
20M → 21M
8:00 | 8:00/mi
35K
2:39:40
21.75 mi
Rank: #9840 (-37)
21M → 35K
5:41 | 7:36/mi
23M
2:49:18
23.00 mi
Rank: #9799 (+41)
35K → 23M
9:38 | 7:42/mi
24M
2:56:59
24.00 mi
Rank: #9860 (-61)
23M → 24M
7:41 | 7:41/mi
40K
3:03:35
24.85 mi
Rank: #9874 (-14)
24M → 40K
6:36 | 7:44/mi
25.2M
3:06:18
25.20 mi
Rank: #9820 (+54)
40K → 25.2M
2:43 | 7:53/mi
FINISH
3:13:19
26.22 mi
Rank: #9641 (+179)
25.2M → FINISH
7:01 | 6:54/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:34:56
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:38:23
Pace7:31 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1822:317:1522:31
7:15
-
10K
6.21 mi11:17:5445:077:1622:36
7:17
+0:02
15K
9.32 mi11:40:121:07:257:1422:18
7:11
-0:06
20K
12.43 mi12:02:481:30:017:1522:36
7:17
+0:06
HALF
13.11 mi12:07:431:34:567:154:55
7:13
-0:04
25K
15.53 mi12:25:231:52:367:1517:40
7:18
+0:05
30K
18.64 mi12:48:362:15:497:1823:13
7:29
+0:11
20M
20.00 mi12:58:462:25:597:1810:10
7:30
+0:01
21M
21.00 mi13:06:462:33:597:208:00
8:00
+0:30
35K
21.75 mi13:12:272:39:407:215:41
7:36
-0:24
23M
23.00 mi13:22:052:49:187:229:38
7:42
+0:06
24M
24.00 mi13:29:462:56:597:237:41
7:41
-0:01
40K
24.85 mi13:36:223:03:357:246:36
7:44
+0:03
25.2M
25.20 mi13:39:053:06:187:242:43
7:53
+0:09
FINISH
26.22 mi13:46:063:13:197:237:01
6:54
-0:59

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

6:54 /mi

Average Pace

7:23 /mi

Slowest Pace

8:00 /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

2:33:00

79% of race

Time at Steady Pace

40:19

21% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:22 /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 mi10:55:1822:317:1522:31
7:15
#10613
10K
6.21 mi11:17:5445:077:1622:36
7:17
#10752
15K
9.32 mi11:40:121:07:257:1422:18
7:11
#10450
20K
12.43 mi12:02:481:30:017:1522:36
7:17
#10291
HALF
13.11 mi12:07:431:34:567:154:55
7:13
#10288
25K
15.53 mi12:25:231:52:367:1517:40
7:18
#10146
30K
18.64 mi12:48:362:15:497:1823:13
7:29
#9946
20M
20.00 mi12:58:462:25:597:1810:10
7:30
#9839
21M
21.00 mi13:06:462:33:597:208:00
8:00
#9803
35K
21.75 mi13:12:272:39:407:215:41
7:36
#9840
23M
23.00 mi13:22:052:49:187:229:38
7:42
#9799
24M
24.00 mi13:29:462:56:597:237:41
7:41
#9860
40K
24.85 mi13:36:223:03:357:246:36
7:44
#9874
25.2M
25.20 mi13:39:053:06:187:242:43
7:53
#9820
FINISH
26.22 mi13:46:063:13:197:237:01
6:54
#9641
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 mi10613219021909939(Top 34%)1917(Top 15%)1917(Top 34%)
10K6.21 mi3.10 mi10752-1392269-792269-7910936(Top 38%)2392(Top 19%)2392(Top 42%)
15K9.32 mi3.11 mi10450+3022138+1312138+1319939(Top 34%)1917(Top 15%)1917(Top 34%)
20K12.43 mi3.11 mi10291+1592098+402098+409965(Top 34%)2030(Top 16%)2030(Top 36%)
HALF13.11 mi0.68 mi10288+32100-22100-210450(Top 36%)2206(Top 18%)2206(Top 39%)
25K15.53 mi2.42 mi10146+1422057+432057+439601(Top 33%)1938(Top 15%)1938(Top 34%)
30K18.64 mi3.11 mi9946+2002013+442013+449453(Top 33%)2022(Top 16%)2022(Top 35%)
20M20.00 mi1.36 mi9839+1071991+221991+229040(Top 31%)1927(Top 15%)1927(Top 34%)
21M21.00 mi1.00 mi9803+361989+21989+29915(Top 34%)2460(Top 20%)2460(Top 43%)
35K21.75 mi0.75 mi9840-372019-302019-3011560(Top 40%)3284(Top 26%)3284(Top 57%)
23M23.00 mi1.25 mi9799+412032-132032-1310289(Top 35%)2736(Top 22%)2736(Top 48%)
24M24.00 mi1.00 mi9860-612084-522084-5211430(Top 39%)3394(Top 27%)3394(Top 59%)
40K24.85 mi0.85 mi9874-142128-442128-4410475(Top 36%)2984(Top 24%)2984(Top 52%)
25.2M25.20 mi0.35 mi9820+542102+262102+267685(Top 26%)1735(Top 14%)1735(Top 30%)
FINISH26.22 mi1.02 mi9641+1792059+432059+436738(Top 23%)1379(Top 11%)1379(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21
+97ft-345ft

Overall

9939

Females

1917

F18-39

1917

5K→10K

3.1 - 6.2 mi

Top 38%
×5
+79ft-138ft

Overall

10936

Females

2392

F18-39

2392

10K→15K

6.2 - 9.3 mi

Top 34%
×3
+67ft-78ft

Overall

9939

Females

1917

F18-39

1917

15K→20K

9.3 - 12.4 mi

Top 34%
×5
+106ft-86ft

Overall

9965

Females

2030

F18-39

2030

20K→HALF

12.4 - 13.1 mi

Top 36%
×2
+19ft-37ft

Overall

10450

Females

2206

F18-39

2206

HALF→25K

13.1 - 15.5 mi

Top 33%
×4
+66ft-88ft

Overall

9601

Females

1938

F18-39

1938

25K→30K

15.5 - 18.6 mi

Top 33%
×9
+181ft-148ft

Overall

9453

Females

2022

F18-39

2022

30K→20M

18.6 - 20.0 mi

Top 31%
×5
+64ft-50ft

Overall

9040

Females

1927

F18-39

1927

20M→21M

20.0 - 21.0 mi

Top 34%
×8
+106ft-24ft

Overall

9915

Females

2460

F18-39

2460

21M→35K

21.0 - 21.8 mi

Top 40%
×7
+17ft-86ft

Overall

11560

Females

3284

F18-39

3284

35K→23M

21.8 - 23.0 mi

Top 35%
×5
+23ft-63ft

Overall

10289

Females

2736

F18-39

2736

23M→24M

23.0 - 24.0 mi

Top 39%
×6
+12ft-82ft

Overall

11430

Females

3394

F18-39

3394

24M→40K

24.0 - 24.9 mi

Top 36%
×1
+6ft-20ft

Overall

10475

Females

2984

F18-39

2984

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1
+13ft-16ft

Overall

7685

Females

1735

F18-39

1735

25.2M→FINISH

25.2 - 26.2 mi

Top 23%
×2
+22ft-21ft

Overall

6738

Females

1379

F18-39

1379

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2033*
Passed By
1057
Net Change
+972
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10613
5K → 10K176314-139#10613#10752
10K → 15K33836+302#10752#10450
15K → 20K24586+159#10450#10291
20K → HALF2825+3#10291#10288
HALF → 25K181*39+142#10288#10146
25K → 30K276*76+200#10146#9946
30K → 20M14537+107#9946#9839
20M → 21M8953+36#9839#9803
21M → 35K4885-37#9803#9840
35K → 23M12786+41#9840#9799
23M → 24M58118-61#9799#9860
24M → 40K6882-14#9860#9874
40K → 25.2M6511+54#9874#9820
25.2M → FINISH1899+179#9820#9641
TOTALS2033*1057+972

* 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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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing