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BOSTON MARATHON 2026

Aidan Van Derhei

Bib: 777•M

GA

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 3%
Gender (Male)
#0 / 16340
Top 5%
Age Group (M18-39)
#0 / 5723
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
17:47
3.11 mi
Rank: #501
Start → 5K
17:47 | 5:44/mi
10K
35:31
6.21 mi
Rank: #482 (+19)
5K → 10K
17:44 | 5:43/mi
15K
53:17
9.32 mi
Rank: #508 (-26)
10K → 15K
17:46 | 5:44/mi
20K
1:11:08
12.43 mi
Rank: #506 (+2)
15K → 20K
17:51 | 5:45/mi
HALF
1:14:58
13.11 mi
Rank: #494 (+12)
20K → HALF
3:50 | 5:38/mi
25K
1:28:59
15.53 mi
Rank: #487 (+7)
HALF → 25K
14:01 | 5:47/mi
30K
1:47:44
18.64 mi
Rank: #506 (-19)
25K → 30K
18:45 | 6:03/mi
20M
1:56:03
20.00 mi
Rank: #518 (-12)
30K → 20M
8:19 | 6:08/mi
21M
2:02:36
21.00 mi
Rank: #536 (-18)
20M → 21M
6:33 | 6:33/mi
35K
2:07:10
21.75 mi
Rank: #555 (-19)
21M → 35K
4:34 | 6:07/mi
23M
2:15:19
23.00 mi
Rank: #589 (-34)
35K → 23M
8:09 | 6:31/mi
24M
2:22:01
24.00 mi
Rank: #661 (-72)
23M → 24M
6:42 | 6:42/mi
40K
2:27:45
24.85 mi
Rank: #716 (-55)
24M → 40K
5:44 | 6:43/mi
25.2M
2:30:12
25.20 mi
Rank: #736 (-20)
40K → 25.2M
2:27 | 7:07/mi
FINISH
2:36:47
26.22 mi
Rank: #794 (-58)
25.2M → FINISH
6:35 | 6:28/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:14:58
Pace5:44 /mi
2nd Half
Distance13.11 mi
Time1:21:49
Pace6:15 /mi
📊Positive Split: 9.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:0117:475:4417:47
5:44
-
10K
6.21 mi10:35:4535:315:4317:44
5:43
-0:01
15K
9.32 mi10:53:3153:175:4417:46
5:44
+0:01
20K
12.43 mi11:11:221:11:085:4417:51
5:45
+0:01
HALF
13.11 mi11:15:121:14:585:443:50
5:38
-0:07
25K
15.53 mi11:29:131:28:595:4414:01
5:47
+0:09
30K
18.64 mi11:47:581:47:445:4718:45
6:03
+0:16
20M
20.00 mi11:56:171:56:035:498:19
6:08
+0:05
21M
21.00 mi12:02:502:02:365:516:33
6:33
+0:25
35K
21.75 mi12:07:242:07:105:514:34
6:07
-0:26
23M
23.00 mi12:15:332:15:195:548:09
6:31
+0:24
24M
24.00 mi12:22:152:22:015:566:42
6:42
+0:11
40K
24.85 mi12:27:592:27:455:575:44
6:43
+0:01
25.2M
25.20 mi12:30:262:30:125:582:27
7:07
+0:24
FINISH
26.22 mi12:37:012:36:476:006:35
6:28
-0:39

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

5:38 /mi

Average Pace

5:59 /mi

Slowest Pace

7:07 /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

1:28:59

57% of race

Time at Steady Pace

31:38

20% of race

Time at Slower Pace

36:10

23% of race

Average Pace: 5:59 /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 mi10:18:0117:475:4417:47
5:44
#501
10K
6.21 mi10:35:4535:315:4317:44
5:43
#482
15K
9.32 mi10:53:3153:175:4417:46
5:44
#508
20K
12.43 mi11:11:221:11:085:4417:51
5:45
#506
HALF
13.11 mi11:15:121:14:585:443:50
5:38
#494
25K
15.53 mi11:29:131:28:595:4414:01
5:47
#487
30K
18.64 mi11:47:581:47:445:4718:45
6:03
#506
20M
20.00 mi11:56:171:56:035:498:19
6:08
#518
21M
21.00 mi12:02:502:02:365:516:33
6:33
#536
35K
21.75 mi12:07:242:07:105:514:34
6:07
#555
23M
23.00 mi12:15:332:15:195:548:09
6:31
#589
24M
24.00 mi12:22:152:22:015:566:42
6:42
#661
40K
24.85 mi12:27:592:27:455:575:44
6:43
#716
25.2M
25.20 mi12:30:262:30:125:582:27
7:07
#736
FINISH
26.22 mi12:37:012:36:476:006:35
6:28
#794
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 mi501466466533(Top 2%)507(Top 3%)507(Top 9%)
10K6.21 mi3.10 mi482+19456+10456+10530(Top 2%)504(Top 3%)504(Top 9%)
15K9.32 mi3.11 mi508-26482-26482-26533(Top 2%)507(Top 3%)507(Top 9%)
20K12.43 mi3.11 mi506+2480+2480+2488(Top 2%)465(Top 3%)465(Top 8%)
HALF13.11 mi0.68 mi494+12468+12468+12414(Top 1%)393(Top 2%)393(Top 7%)
25K15.53 mi2.42 mi487+7462+6462+6517(Top 2%)495(Top 3%)495(Top 9%)
30K18.64 mi3.11 mi506-19482-20482-20779(Top 3%)751(Top 5%)751(Top 13%)
20M20.00 mi1.36 mi518-12494-12494-121000(Top 3%)961(Top 6%)961(Top 17%)
21M21.00 mi1.00 mi536-18512-18512-181473(Top 5%)1409(Top 9%)1409(Top 25%)
35K21.75 mi0.75 mi555-19531-19531-191654(Top 6%)1576(Top 10%)1576(Top 28%)
23M23.00 mi1.25 mi589-34562-31562-312507(Top 9%)2349(Top 14%)2349(Top 41%)
24M24.00 mi1.00 mi661-72632-70632-704511(Top 16%)3955(Top 24%)3955(Top 69%)
40K24.85 mi0.85 mi716-55685-53685-533688(Top 13%)3273(Top 20%)3273(Top 57%)
25.2M25.20 mi0.35 mi736-20704-19704-193237(Top 11%)2863(Top 18%)2863(Top 50%)
FINISH26.22 mi1.02 mi794-58758-54758-543954(Top 14%)3427(Top 21%)3427(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21
+97ft-345ft

Overall

533

Males

507

M18-39

507

5K→10K

3.1 - 6.2 mi

Top 2%
×5
+79ft-138ft

Overall

530

Males

504

M18-39

504

10K→15K

6.2 - 9.3 mi

Top 2%
×3
+67ft-78ft

Overall

533

Males

507

M18-39

507

15K→20K

9.3 - 12.4 mi

Top 2%
×5
+106ft-86ft

Overall

488

Males

465

M18-39

465

20K→HALF

12.4 - 13.1 mi

Top 1%
×2
+19ft-37ft

Overall

414

Males

393

M18-39

393

HALF→25K

13.1 - 15.5 mi

Top 2%
×4
+66ft-88ft

Overall

517

Males

495

M18-39

495

25K→30K

15.5 - 18.6 mi

Top 3%
×9
+181ft-148ft

Overall

779

Males

751

M18-39

751

30K→20M

18.6 - 20.0 mi

Top 3%
×5
+64ft-50ft

Overall

1000

Males

961

M18-39

961

20M→21M

20.0 - 21.0 mi

Top 5%
×8
+106ft-24ft

Overall

1473

Males

1409

M18-39

1409

21M→35K

21.0 - 21.8 mi

Top 6%
×7
+17ft-86ft

Overall

1654

Males

1576

M18-39

1576

35K→23M

21.8 - 23.0 mi

Top 9%
×5
+23ft-63ft

Overall

2507

Males

2349

M18-39

2349

23M→24M

23.0 - 24.0 mi

Top 16%
×6
+12ft-82ft

Overall

4511

Males

3955

M18-39

3955

24M→40K

24.0 - 24.9 mi

Top 13%
×1
+6ft-20ft

Overall

3688

Males

3273

M18-39

3273

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1
+13ft-16ft

Overall

3237

Males

2863

M18-39

2863

25.2M→FINISH

25.2 - 26.2 mi

Top 14%
×2
+22ft-21ft

Overall

3954

Males

3427

M18-39

3427

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
140
Passed By
433
Net Change
-293
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#501
5K → 10K4122+19#501#482
10K → 15K1339-26#482#508
15K → 20K1412+2#508#506
20K → HALF120+12#506#494
HALF → 25K1710+7#494#487
25K → 30K1837-19#487#506
30K → 20M719-12#506#518
20M → 21M725-18#518#536
21M → 35K221-19#536#555
35K → 23M438-34#555#589
23M → 24M274-72#589#661
24M → 40K055-55#661#716
40K → 25.2M121-20#716#736
25.2M → FINISH260-58#736#794
TOTALS140433-293
📊

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