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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Alfredo Mazzuca

Bib: 484 •M •Age: N/A

NY

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 2%
Gender (Male)
#0 / 16340
Top 4%
Age Group (M18-39)
#0 / 5723
Top 10%
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
17:28
3.11 mi
Rank: #356
Start → 5K
17:28 | 5:38/mi
10K
35:01
6.21 mi
Rank: #368 (-12)
5K → 10K
17:33 | 5:39/mi
15K
52:34
9.32 mi
Rank: #369 (-1)
10K → 15K
17:33 | 5:39/mi
20K
1:10:08
12.43 mi
Rank: #348 (+21)
15K → 20K
17:34 | 5:40/mi
HALF
1:14:03
13.11 mi
Rank: #357 (-9)
20K → HALF
3:55 | 5:45/mi
25K
1:28:11
15.53 mi
Rank: #378 (-21)
HALF → 25K
14:08 | 5:50/mi
30K
1:46:47
18.64 mi
Rank: #423 (-45)
25K → 30K
18:36 | 6:00/mi
20M
1:55:01
20.00 mi
Rank: #438 (-15)
30K → 20M
8:14 | 6:04/mi
21M
2:01:25
21.00 mi
Rank: #442 (-4)
20M → 21M
6:24 | 6:24/mi
35K
2:05:53
21.75 mi
Rank: #454 (-12)
21M → 35K
4:28 | 5:59/mi
23M
2:14:01
23.00 mi
Rank: #495 (-41)
35K → 23M
8:08 | 6:30/mi
24M
2:20:37
24.00 mi
Rank: #554 (-59)
23M → 24M
6:36 | 6:36/mi
40K
2:26:19
24.85 mi
Rank: #587 (-33)
24M → 40K
5:42 | 6:40/mi
25.2M
2:28:44
25.20 mi
Rank: #597 (-10)
40K → 25.2M
2:25 | 7:01/mi
FINISH
2:35:15
26.22 mi
Rank: #647 (-50)
25.2M → FINISH
6:31 | 6:24/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:14:03
Pace5:39 /mi
2nd Half
Distance13.11 mi
Time1:21:12
Pace6:12 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:3917:285:3817:28
5:38
-
10K
6.21 mi10:35:1235:015:3917:33
5:39
+0:01
15K
9.32 mi10:52:4552:345:3917:33
5:39
0:00
20K
12.43 mi11:10:191:10:085:3917:34
5:40
+0:01
HALF
13.11 mi11:14:141:14:035:393:55
5:45
+0:05
25K
15.53 mi11:28:221:28:115:4114:08
5:50
+0:05
30K
18.64 mi11:46:581:46:475:4418:36
6:00
+0:10
20M
20.00 mi11:55:121:55:015:468:14
6:04
+0:04
21M
21.00 mi12:01:362:01:255:476:24
6:24
+0:20
35K
21.75 mi12:06:042:05:535:484:28
5:59
-0:25
23M
23.00 mi12:14:122:14:015:508:08
6:30
+0:31
24M
24.00 mi12:20:482:20:375:526:36
6:36
+0:06
40K
24.85 mi12:26:302:26:195:545:42
6:40
+0:04
25.2M
25.20 mi12:28:552:28:445:552:25
7:01
+0:21
FINISH
26.22 mi12:35:262:35:155:566:31
6:24
-0:37

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

5:56 /mi

Slowest Pace

7:01 /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

1:14:03

48% of race

Time at Steady Pace

45:26

29% of race

Time at Slower Pace

35:46

23% of race

Average Pace: 5:55 /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 mi10:17:3917:285:3817:28
5:38
#356
10K
6.21 mi10:35:1235:015:3917:33
5:39
#368
15K
9.32 mi10:52:4552:345:3917:33
5:39
#369
20K
12.43 mi11:10:191:10:085:3917:34
5:40
#348
HALF
13.11 mi11:14:141:14:035:393:55
5:45
#357
25K
15.53 mi11:28:221:28:115:4114:08
5:50
#378
30K
18.64 mi11:46:581:46:475:4418:36
6:00
#423
20M
20.00 mi11:55:121:55:015:468:14
6:04
#438
21M
21.00 mi12:01:362:01:255:476:24
6:24
#442
35K
21.75 mi12:06:042:05:535:484:28
5:59
#454
23M
23.00 mi12:14:122:14:015:508:08
6:30
#495
24M
24.00 mi12:20:482:20:375:526:36
6:36
#554
40K
24.85 mi12:26:302:26:195:545:42
6:40
#587
25.2M
25.20 mi12:28:552:28:445:552:25
7:01
#597
FINISH
26.22 mi12:35:262:35:155:566:31
6:24
#647
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 mi356333333374(Top 1%)351(Top 2%)351(Top 6%)
10K6.21 mi3.10 mi368-12345-12345-12404(Top 1%)378(Top 2%)378(Top 7%)
15K9.32 mi3.11 mi369-1346-1346-1374(Top 1%)351(Top 2%)351(Top 6%)
20K12.43 mi3.11 mi348+21326+20326+20325(Top 1%)305(Top 2%)305(Top 5%)
HALF13.11 mi0.68 mi357-9334-8334-8650(Top 2%)628(Top 4%)628(Top 11%)
25K15.53 mi2.42 mi378-21355-21355-21598(Top 2%)575(Top 4%)575(Top 10%)
30K18.64 mi3.11 mi423-45401-46401-46662(Top 2%)635(Top 4%)635(Top 11%)
20M20.00 mi1.36 mi438-15416-15416-15828(Top 3%)794(Top 5%)794(Top 14%)
21M21.00 mi1.00 mi442-4420-4420-4992(Top 3%)950(Top 6%)950(Top 17%)
35K21.75 mi0.75 mi454-12432-12432-121134(Top 4%)1089(Top 7%)1089(Top 19%)
23M23.00 mi1.25 mi495-41472-40472-402446(Top 8%)2296(Top 14%)2296(Top 40%)
24M24.00 mi1.00 mi554-59529-57529-573806(Top 13%)3413(Top 21%)3413(Top 60%)
40K24.85 mi0.85 mi587-33560-31560-313470(Top 12%)3100(Top 19%)3100(Top 54%)
25.2M25.20 mi0.35 mi597-10570-10570-102794(Top 10%)2514(Top 15%)2514(Top 44%)
FINISH26.22 mi1.02 mi647-50617-47617-473586(Top 12%)3142(Top 19%)3142(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21
+97ft-345ft

Overall

374

Males

351

M18-39

351

5K→10K

3.1 - 6.2 mi

Top 1%
×5
+79ft-138ft

Overall

404

Males

378

M18-39

378

10K→15K

6.2 - 9.3 mi

Top 1%
×3
+67ft-78ft

Overall

374

Males

351

M18-39

351

15K→20K

9.3 - 12.4 mi

Top 1%
×5
+106ft-86ft

Overall

325

Males

305

M18-39

305

20K→HALF

12.4 - 13.1 mi

Top 2%
×2
+19ft-37ft

Overall

650

Males

628

M18-39

628

HALF→25K

13.1 - 15.5 mi

Top 2%
×4
+66ft-88ft

Overall

598

Males

575

M18-39

575

25K→30K

15.5 - 18.6 mi

Top 2%
×9
+181ft-148ft

Overall

662

Males

635

M18-39

635

30K→20M

18.6 - 20.0 mi

Top 3%
×5
+64ft-50ft

Overall

828

Males

794

M18-39

794

20M→21M

20.0 - 21.0 mi

Top 3%
×8
+106ft-24ft

Overall

992

Males

950

M18-39

950

21M→35K

21.0 - 21.8 mi

Top 4%
×7
+17ft-86ft

Overall

1134

Males

1089

M18-39

1089

35K→23M

21.8 - 23.0 mi

Top 8%
×5
+23ft-63ft

Overall

2446

Males

2296

M18-39

2296

23M→24M

23.0 - 24.0 mi

Top 13%
×6
+12ft-82ft

Overall

3806

Males

3413

M18-39

3413

24M→40K

24.0 - 24.9 mi

Top 12%
×1
+6ft-20ft

Overall

3470

Males

3100

M18-39

3100

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1
+13ft-16ft

Overall

2794

Males

2514

M18-39

2514

25.2M→FINISH

25.2 - 26.2 mi

Top 12%
×2
+22ft-21ft

Overall

3586

Males

3142

M18-39

3142

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
101
Passed By
392
Net Change
-291
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#356
5K → 10K1426-12#356#368
10K → 15K1213-1#368#369
15K → 20K243+21#369#348
20K → HALF312-9#348#357
HALF → 25K829-21#357#378
25K → 30K1055-45#378#423
30K → 20M419-15#423#438
20M → 21M913-4#438#442
21M → 35K315-12#442#454
35K → 23M344-41#454#495
23M → 24M160-59#495#554
24M → 40K336-33#554#587
40K → 25.2M010-10#587#597
25.2M → FINISH757-50#597#647
TOTALS101392-291
📊

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

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