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BOSTON MARATHON 2026

Andrew Vanderwilden

Bib: 31543β€’M

MA

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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
Race Day Weather
51Β°/41Β°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
5KΒ· 3.11 mi
28:48
Rank: #23670
Start β†’ 5K
28:48 | 9:17/mi
10KΒ· 6.21 mi
57:47
Rank: #23891 (-221)
5K β†’ 10K
28:59 | 9:20/mi
15KΒ· 9.32 mi
1:26:07
Rank: #23683 (+208)
10K β†’ 15K
28:20 | 9:08/mi
20KΒ· 12.43 mi
1:53:51
Rank: #23205 (+478)
15K β†’ 20K
27:44 | 8:56/mi
HALFΒ· 13.11 mi
1:59:54
Rank: #23151 (+54)
20K β†’ HALF
6:03 | 8:53/mi
25KΒ· 15.53 mi
2:21:09
Rank: #22659 (+492)
HALF β†’ 25K
21:15 | 8:46/mi
30KΒ· 18.64 mi
2:48:38
Rank: #21976 (+683)
25K β†’ 30K
27:29 | 8:51/mi
20M
3:00:34
Rank: #21689 (+287)
30K β†’ 20M
11:56 | 8:48/mi
21M
3:09:37
Rank: #21408 (+281)
20M β†’ 21M
9:03 | 9:03/mi
35KΒ· 21.75 mi
3:16:16
Rank: #21342 (+66)
21M β†’ 35K
6:39 | 8:54/mi
23M
3:27:36
Rank: #21208 (+134)
35K β†’ 23M
11:20 | 9:04/mi
24M
3:36:40
Rank: #21144 (+64)
23M β†’ 24M
9:04 | 9:04/mi
40KΒ· 24.85 mi
3:44:17
Rank: #21033 (+111)
24M β†’ 40K
7:37 | 8:55/mi
25.2M
3:47:36
Rank: #20990 (+43)
40K β†’ 25.2M
3:19 | 9:38/mi
FINISHΒ· 26.22 mi
3:56:28
Rank: #20934 (+56)
25.2M β†’ FINISH
8:52 | 8:43/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:59:54
Pace9:09 /mi
2nd Halfβœ“ Faster
Distance13.11 mi
Time1:56:34
Pace8:54 /mi
πŸ“ŠNegative Split: 2.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:4928:489:1728:48
9:17
-
10K
6.21 mi12:27:4857:479:1828:59
9:20
+0:03
15K
9.32 mi12:56:081:26:079:1528:20
9:08
-0:12
20K
12.43 mi13:23:521:53:519:1027:44
8:56
-0:12
HALF
13.11 mi13:29:551:59:549:096:03
8:53
-0:03
25K
15.53 mi13:51:102:21:099:0621:15
8:46
-0:07
30K
18.64 mi14:18:392:48:389:0327:29
8:51
+0:05
20M
20.00 mi14:30:353:00:349:0211:56
8:48
-0:03
21M
21.00 mi14:39:383:09:379:029:03
9:03
+0:15
35K
21.75 mi14:46:173:16:169:026:39
8:54
-0:09
23M
23.00 mi14:57:373:27:369:0211:20
9:04
+0:10
24M
24.00 mi15:06:413:36:409:029:04
9:04
0:00
40K
24.85 mi15:14:183:44:179:027:37
8:55
-0:09
25.2M
25.20 mi15:17:373:47:369:023:19
9:38
+0:43
FINISH
26.22 mi15:26:293:56:289:028:52
8:43
-0:55

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

8:43 /mi

Average Pace

9:02 /mi

Slowest Pace

9:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

3:53:09

99% of race

Time at Steady Pace

3:19

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:01 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:58:4928:489:1728:48
9:17
#23670
10K
6.21 mi12:27:4857:479:1828:59
9:20
#23891
15K
9.32 mi12:56:081:26:079:1528:20
9:08
#23683
20K
12.43 mi13:23:521:53:519:1027:44
8:56
#23205
HALF
13.11 mi13:29:551:59:549:096:03
8:53
#23151
25K
15.53 mi13:51:102:21:099:0621:15
8:46
#22659
30K
18.64 mi14:18:392:48:389:0327:29
8:51
#21976
20M
20.00 mi14:30:353:00:349:0211:56
8:48
#21689
21M
21.00 mi14:39:383:09:379:029:03
9:03
#21408
35K
21.75 mi14:46:173:16:169:026:39
8:54
#21342
23M
23.00 mi14:57:373:27:369:0211:20
9:04
#21208
24M
24.00 mi15:06:413:36:409:029:04
9:04
#21144
40K
24.85 mi15:14:183:44:179:027:37
8:55
#21033
25.2M
25.20 mi15:17:373:47:369:023:19
9:38
#20990
FINISH
26.22 mi15:26:293:56:289:028:52
8:43
#20934
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23670140651406523199(Top 80%)13856(Top 85%)13856(Top 242%)
10K6.21 mi3.10 mi23891-22114192-12714192-12724045(Top 83%)14263(Top 87%)14263(Top 249%)
15K9.32 mi3.11 mi23683+20814095+9714095+9723199(Top 80%)13856(Top 85%)13856(Top 242%)
20K12.43 mi3.11 mi23205+47813839+25613839+25621578(Top 74%)13040(Top 80%)13040(Top 228%)
HALF13.11 mi0.68 mi23151+5413812+2713812+2722131(Top 76%)13326(Top 82%)13326(Top 233%)
25K15.53 mi2.42 mi22659+49213575+23713575+23720026(Top 69%)12277(Top 75%)12277(Top 215%)
30K18.64 mi3.11 mi21976+68313213+36213213+36218813(Top 65%)11630(Top 71%)11630(Top 203%)
20M20.00 mi1.36 mi21689+28713054+15913054+15917884(Top 62%)11136(Top 68%)11136(Top 195%)
21M21.00 mi1.00 mi21408+28112912+14212912+14216378(Top 56%)10427(Top 64%)10427(Top 182%)
35K21.75 mi0.75 mi21342+6612869+4312869+4319560(Top 67%)11766(Top 72%)11766(Top 206%)
23M23.00 mi1.25 mi21208+13412801+6812801+6818771(Top 65%)11358(Top 70%)11358(Top 198%)
24M24.00 mi1.00 mi21144+6412757+4412757+4419740(Top 68%)11749(Top 72%)11749(Top 205%)
40K24.85 mi0.85 mi21033+11112688+6912688+6917935(Top 62%)10878(Top 67%)10878(Top 190%)
25.2M25.20 mi0.35 mi20990+4312668+2012668+2017843(Top 61%)10847(Top 66%)10847(Top 190%)
FINISH26.22 mi1.02 mi20934+5612630+3812630+3819161(Top 66%)11455(Top 70%)11455(Top 200%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
Γ—21stories
+97ft-345ft

Overall

23199

Males

13856

M18-39

13856

5K→10K

3.1 - 6.2 mi

Top 83%
Γ—5stories
+79ft-138ft

Overall

24045

Males

14263

M18-39

14263

10K→15K

6.2 - 9.3 mi

Top 80%
Γ—3stories
+67ft-78ft

Overall

23199

Males

13856

M18-39

13856

15K→20K

9.3 - 12.4 mi

Top 74%
Γ—5stories
+106ft-86ft

Overall

21578

Males

13040

M18-39

13040

20K→HALF

12.4 - 13.1 mi

Top 76%
Γ—2stories
+19ft-37ft

Overall

22131

Males

13326

M18-39

13326

HALF→25K

13.1 - 15.5 mi

Top 69%
Γ—4stories
+66ft-88ft

Overall

20026

Males

12277

M18-39

12277

25K→30K

15.5 - 18.6 mi

Top 65%
Γ—9stories
+181ft-148ft

Overall

18813

Males

11630

M18-39

11630

30K→20M

18.6 - 20.0 mi

Top 62%
Γ—5stories
+64ft-50ft

Overall

17884

Males

11136

M18-39

11136

20M→21M

20.0 - 21.0 mi

Top 56%
Γ—8stories
+106ft-24ft

Overall

16378

Males

10427

M18-39

10427

21M→35K

21.0 - 21.8 mi

Top 67%
Γ—7stories
+17ft-86ft

Overall

19560

Males

11766

M18-39

11766

35K→23M

21.8 - 23.0 mi

Top 65%
Γ—5stories
+23ft-63ft

Overall

18771

Males

11358

M18-39

11358

23M→24M

23.0 - 24.0 mi

Top 68%
Γ—6stories
+12ft-82ft

Overall

19740

Males

11749

M18-39

11749

24M→40K

24.0 - 24.9 mi

Top 62%
Γ—1story
+6ft-20ft

Overall

17935

Males

10878

M18-39

10878

40K→25.2M

24.9 - 25.2 mi

Top 61%
Γ—1story
+13ft-16ft

Overall

17843

Males

10847

M18-39

10847

25.2M→FINISH

25.2 - 26.2 mi

Top 66%
Γ—2stories
+22ft-21ft

Overall

19161

Males

11455

M18-39

11455

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3276
Passed By
540
Net Change
+2736
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#23670
5K β†’ 10K136357-221#23670#23891
10K β†’ 15K27264+208#23891#23683
15K β†’ 20K4857+478#23683#23205
20K β†’ HALF617+54#23205#23151
HALF β†’ 25K4931+492#23151#22659
25K β†’ 30K6841+683#22659#21976
30K β†’ 20M2892+287#21976#21689
20M β†’ 21M2876+281#21689#21408
21M β†’ 35K8014+66#21408#21342
35K β†’ 23M14410+134#21342#21208
23M β†’ 24M8925+64#21208#21144
24M β†’ 40K12110+111#21144#21033
40K β†’ 25.2M529+43#21033#20990
25.2M β†’ FINISH8327+56#20990#20934
TOTALS3276540+2736
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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