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BOSTON MARATHON 2026

Matthew Scarzello

Bib: 1586 •M •Age: N/A

MA

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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
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
27:35
3.11 mi
Rank: #22075
Start → 5K
27:35 | 8:53/mi
10K
57:03
6.21 mi
Rank: #23481 (-1406)
5K → 10K
29:28 | 9:30/mi
15K
1:25:40
9.32 mi
Rank: #23514 (-33)
10K → 15K
28:37 | 9:13/mi
20K
1:58:30
12.43 mi
Rank: #24423 (-909)
15K → 20K
32:50 | 10:35/mi
HALF
2:05:00
13.11 mi
Rank: #24425 (-2)
20K → HALF
6:30 | 9:33/mi
25K
2:29:03
15.53 mi
Rank: #24383 (+42)
HALF → 25K
24:03 | 9:55/mi
30K
3:02:42
18.64 mi
Rank: #24476 (-93)
25K → 30K
33:39 | 10:50/mi
20M
3:16:37
20.00 mi
Rank: #24392 (+84)
30K → 20M
13:55 | 10:15/mi
21M
3:30:13
21.00 mi
Rank: #24629 (-237)
20M → 21M
13:36 | 13:36/mi
35K
3:40:04
21.75 mi
Rank: #24804 (-175)
21M → 35K
9:51 | 13:10/mi
23M
3:52:58
23.00 mi
Rank: #24707 (+97)
35K → 23M
12:54 | 10:19/mi
24M
4:03:36
24.00 mi
Rank: #24703 (+4)
23M → 24M
10:38 | 10:38/mi
40K
4:12:15
24.85 mi
Rank: #24604 (+99)
24M → 40K
8:39 | 10:08/mi
25.2M
4:15:51
25.20 mi
Rank: #24541 (+63)
40K → 25.2M
3:36 | 10:27/mi
FINISH
4:26:10
26.22 mi
Rank: #24534 (+7)
25.2M → FINISH
10:19 | 10:08/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:05:00
Pace9:33 /mi
2nd Half
Distance13.11 mi
Time2:21:10
Pace10:47 /mi
📊Positive Split: 12.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:10:2127:358:5327:35
8:53
-
10K
6.21 mi11:39:4957:039:1129:28
9:30
+0:37
15K
9.32 mi12:08:261:25:409:1228:37
9:13
-0:17
20K
12.43 mi12:41:161:58:309:3332:50
10:35
+1:22
HALF
13.11 mi12:47:462:05:009:336:30
9:33
-1:02
25K
15.53 mi13:11:492:29:039:3624:03
9:55
+0:22
30K
18.64 mi13:45:283:02:429:4933:39
10:50
+0:55
20M
20.00 mi13:59:233:16:379:5013:55
10:15
-0:35
21M
21.00 mi14:12:593:30:1310:0113:36
13:36
+3:21
35K
21.75 mi14:22:503:40:0410:089:51
13:10
-0:26
23M
23.00 mi14:35:443:52:5810:0812:54
10:19
-2:51
24M
24.00 mi14:46:224:03:3610:1010:38
10:38
+0:19
40K
24.85 mi14:55:014:12:1510:098:39
10:08
-0:30
25.2M
25.20 mi14:58:374:15:5110:103:36
10:27
+0:19
FINISH
26.22 mi15:08:564:26:1010:1010:19
10:08
-0:19

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

8:53 /mi

Average Pace

10:10 /mi

Slowest Pace

13:36 /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

1:32:10

35% of race

Time at Steady Pace

2:30:33

57% of race

Time at Slower Pace

23:27

9% of race

Average Pace: 10:09 /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 mi11:10:2127:358:5327:35
8:53
#22075
10K
6.21 mi11:39:4957:039:1129:28
9:30
#23481
15K
9.32 mi12:08:261:25:409:1228:37
9:13
#23514
20K
12.43 mi12:41:161:58:309:3332:50
10:35
#24423
HALF
13.11 mi12:47:462:05:009:336:30
9:33
#24425
25K
15.53 mi13:11:492:29:039:3624:03
9:55
#24383
30K
18.64 mi13:45:283:02:429:4933:39
10:50
#24476
20M
20.00 mi13:59:233:16:379:5013:55
10:15
#24392
21M
21.00 mi14:12:593:30:1310:0113:36
13:36
#24629
35K
21.75 mi14:22:503:40:0410:089:51
13:10
#24804
23M
23.00 mi14:35:443:52:5810:0812:54
10:19
#24707
24M
24.00 mi14:46:224:03:3610:1010:38
10:38
#24703
40K
24.85 mi14:55:014:12:1510:098:39
10:08
#24604
25.2M
25.20 mi14:58:374:15:5110:103:36
10:27
#24541
FINISH
26.22 mi15:08:564:26:1010:1010:19
10:08
#24534
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 mi22075132581325823531(Top 81%)14013(Top 86%)14013(Top 245%)
10K6.21 mi3.10 mi23481-140613987-72913987-72924538(Top 85%)14509(Top 89%)14509(Top 254%)
15K9.32 mi3.11 mi23514-3314004-1714004-1723531(Top 81%)14013(Top 86%)14013(Top 245%)
20K12.43 mi3.11 mi24423-90914457-45314457-45326266(Top 91%)15260(Top 93%)15260(Top 267%)
HALF13.11 mi0.68 mi24425-214454+314454+324441(Top 84%)14424(Top 88%)14424(Top 252%)
25K15.53 mi2.42 mi24383+4214422+3214422+3224094(Top 83%)14241(Top 87%)14241(Top 249%)
30K18.64 mi3.11 mi24476-9314436-1414436-1425007(Top 86%)14537(Top 89%)14537(Top 254%)
20M20.00 mi1.36 mi24392+8414381+5514381+5523211(Top 80%)13640(Top 83%)13640(Top 238%)
21M21.00 mi1.00 mi24629-23714476-9514476-9526962(Top 93%)15325(Top 94%)15325(Top 268%)
35K21.75 mi0.75 mi24804-17514548-7214548-7227839(Top 96%)15734(Top 96%)15734(Top 275%)
23M23.00 mi1.25 mi24707+9714488+6014488+6022922(Top 79%)13362(Top 82%)13362(Top 233%)
24M24.00 mi1.00 mi24703+414474+1414474+1424350(Top 84%)13994(Top 86%)13994(Top 245%)
40K24.85 mi0.85 mi24604+9914410+6414410+6422257(Top 77%)12949(Top 79%)12949(Top 226%)
25.2M25.20 mi0.35 mi24541+6314375+3514375+3520873(Top 72%)12303(Top 75%)12303(Top 215%)
FINISH26.22 mi1.02 mi24534+714347+2814347+2824159(Top 83%)13878(Top 85%)13878(Top 242%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21
+97ft-345ft

Overall

23531

Males

14013

M18-39

14013

5K→10K

3.1 - 6.2 mi

Top 85%
×5
+79ft-138ft

Overall

24538

Males

14509

M18-39

14509

10K→15K

6.2 - 9.3 mi

Top 81%
×3
+67ft-78ft

Overall

23531

Males

14013

M18-39

14013

15K→20K

9.3 - 12.4 mi

Top 91%
×5
+106ft-86ft

Overall

26266

Males

15260

M18-39

15260

20K→HALF

12.4 - 13.1 mi

Top 84%
×2
+19ft-37ft

Overall

24441

Males

14424

M18-39

14424

HALF→25K

13.1 - 15.5 mi

Top 83%
×4
+66ft-88ft

Overall

24094

Males

14241

M18-39

14241

25K→30K

15.5 - 18.6 mi

Top 86%
×9
+181ft-148ft

Overall

25007

Males

14537

M18-39

14537

30K→20M

18.6 - 20.0 mi

Top 80%
×5
+64ft-50ft

Overall

23211

Males

13640

M18-39

13640

20M→21M

20.0 - 21.0 mi

Top 93%
×8
+106ft-24ft

Overall

26962

Males

15325

M18-39

15325

21M→35K

21.0 - 21.8 mi

Top 96%
×7
+17ft-86ft

Overall

27839

Males

15734

M18-39

15734

35K→23M

21.8 - 23.0 mi

Top 79%
×5
+23ft-63ft

Overall

22922

Males

13362

M18-39

13362

23M→24M

23.0 - 24.0 mi

Top 84%
×6
+12ft-82ft

Overall

24350

Males

13994

M18-39

13994

24M→40K

24.0 - 24.9 mi

Top 77%
×1
+6ft-20ft

Overall

22257

Males

12949

M18-39

12949

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1
+13ft-16ft

Overall

20873

Males

12303

M18-39

12303

25.2M→FINISH

25.2 - 26.2 mi

Top 83%
×2
+22ft-21ft

Overall

24159

Males

13878

M18-39

13878

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
924
Passed By
1390
Net Change
-2459
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22075
5K → 10K14200-1406#22075#23481
10K → 15K142175-33#23481#23514
15K → 20K10200-909#23514#24423
20K → HALF2426-2#24423#24425
HALF → 25K12583+42#24425#24383
25K → 30K110200-93#24383#24476
30K → 20M11026+84#24476#24392
20M → 21M14200-237#24392#24629
21M → 35K8183-175#24629#24804
35K → 23M10912+97#24804#24707
23M → 24M4036+4#24707#24703
24M → 40K1023+99#24703#24604
40K → 25.2M652+63#24604#24541
25.2M → FINISH5144+7#24541#24534
TOTALS9241390-2459
📊

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