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BOSTON MARATHON 2026

Aaron Valdez

Bib: 5168•M

CA

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0:00
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Overall
#0 / 29021
Top 13%
Gender (Male)
#0 / 16340
Top 21%
Age Group (M18-39)
#0 / 5723
Top 47%
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
20:43
3.11 mi
Rank: #5581
Start → 5K
20:43 | 6:41/mi
10K
41:04
6.21 mi
Rank: #5045 (+536)
5K → 10K
20:21 | 6:34/mi
15K
1:01:19
9.32 mi
Rank: #4791 (+254)
10K → 15K
20:15 | 6:32/mi
20K
1:21:44
12.43 mi
Rank: #4617 (+174)
15K → 20K
20:25 | 6:35/mi
HALF
1:26:11
13.11 mi
Rank: #4612 (+5)
20K → HALF
4:27 | 6:32/mi
25K
1:42:12
15.53 mi
Rank: #4507 (+105)
HALF → 25K
16:01 | 6:37/mi
30K
2:03:19
18.64 mi
Rank: #4421 (+86)
25K → 30K
21:07 | 6:48/mi
20M
2:12:29
20.00 mi
Rank: #4343 (+78)
30K → 20M
9:10 | 6:45/mi
21M
2:19:35
21.00 mi
Rank: #4292 (+51)
20M → 21M
7:06 | 7:06/mi
35K
2:24:29
21.75 mi
Rank: #4256 (+36)
21M → 35K
4:54 | 6:33/mi
23M
2:32:48
23.00 mi
Rank: #4141 (+115)
35K → 23M
8:19 | 6:39/mi
24M
2:39:11
24.00 mi
Rank: #4004 (+137)
23M → 24M
6:23 | 6:23/mi
40K
2:44:43
24.85 mi
Rank: #3907 (+97)
24M → 40K
5:32 | 6:29/mi
25.2M
2:47:10
25.20 mi
Rank: #3876 (+31)
40K → 25.2M
2:27 | 7:07/mi
FINISH
2:53:23
26.22 mi
Rank: #3720 (+156)
25.2M → FINISH
6:13 | 6:07/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:26:11
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:27:12
Pace6:40 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5520:436:4120:43
6:41
-
10K
6.21 mi10:44:1641:046:3720:21
6:34
-0:07
15K
9.32 mi11:04:311:01:196:3520:15
6:32
-0:02
20K
12.43 mi11:24:561:21:446:3520:25
6:35
+0:03
HALF
13.11 mi11:29:231:26:116:354:27
6:32
-0:03
25K
15.53 mi11:45:241:42:126:3516:01
6:37
+0:05
30K
18.64 mi12:06:312:03:196:3721:07
6:48
+0:11
20M
20.00 mi12:15:412:12:296:389:10
6:45
-0:03
21M
21.00 mi12:22:472:19:356:397:06
7:06
+0:21
35K
21.75 mi12:27:412:24:296:394:54
6:33
-0:33
23M
23.00 mi12:36:002:32:486:398:19
6:39
+0:06
24M
24.00 mi12:42:232:39:116:386:23
6:23
-0:16
40K
24.85 mi12:47:552:44:436:385:32
6:29
+0:06
25.2M
25.20 mi12:50:222:47:106:392:27
7:07
+0:38
FINISH
26.22 mi12:56:352:53:236:386:13
6:07
-1:00

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

6:07 /mi

Average Pace

6:37 /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

2:13:33

77% of race

Time at Steady Pace

39:50

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:37 /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 mi10:23:5520:436:4120:43
6:41
#5581
10K
6.21 mi10:44:1641:046:3720:21
6:34
#5045
15K
9.32 mi11:04:311:01:196:3520:15
6:32
#4791
20K
12.43 mi11:24:561:21:446:3520:25
6:35
#4617
HALF
13.11 mi11:29:231:26:116:354:27
6:32
#4612
25K
15.53 mi11:45:241:42:126:3516:01
6:37
#4507
30K
18.64 mi12:06:312:03:196:3721:07
6:48
#4421
20M
20.00 mi12:15:412:12:296:389:10
6:45
#4343
21M
21.00 mi12:22:472:19:356:397:06
7:06
#4292
35K
21.75 mi12:27:412:24:296:394:54
6:33
#4256
23M
23.00 mi12:36:002:32:486:398:19
6:39
#4141
24M
24.00 mi12:42:232:39:116:386:23
6:23
#4004
40K
24.85 mi12:47:552:44:436:385:32
6:29
#3907
25.2M
25.20 mi12:50:222:47:106:392:27
7:07
#3876
FINISH
26.22 mi12:56:352:53:236:386:13
6:07
#3720
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 mi5581514251424339(Top 15%)4095(Top 25%)4095(Top 72%)
10K6.21 mi3.10 mi5045+5364707+4354707+4354616(Top 16%)4337(Top 27%)4337(Top 76%)
15K9.32 mi3.11 mi4791+2544486+2214486+2214339(Top 15%)4095(Top 25%)4095(Top 72%)
20K12.43 mi3.11 mi4617+1744337+1494337+1494224(Top 15%)3986(Top 24%)3986(Top 70%)
HALF13.11 mi0.68 mi4612+54332+54332+54554(Top 16%)4269(Top 26%)4269(Top 75%)
25K15.53 mi2.42 mi4507+1054235+974235+974144(Top 14%)3881(Top 24%)3881(Top 68%)
30K18.64 mi3.11 mi4421+864159+764159+764341(Top 15%)4003(Top 24%)4003(Top 70%)
20M20.00 mi1.36 mi4343+784081+784081+783748(Top 13%)3463(Top 21%)3463(Top 61%)
21M21.00 mi1.00 mi4292+514026+554026+554003(Top 14%)3612(Top 22%)3612(Top 63%)
35K21.75 mi0.75 mi4256+363987+393987+393860(Top 13%)3528(Top 22%)3528(Top 62%)
23M23.00 mi1.25 mi4141+1153880+1073880+1073161(Top 11%)2917(Top 18%)2917(Top 51%)
24M24.00 mi1.00 mi4004+1373751+1293751+1292582(Top 9%)2393(Top 15%)2393(Top 42%)
40K24.85 mi0.85 mi3907+973658+933658+932450(Top 8%)2259(Top 14%)2259(Top 39%)
25.2M25.20 mi0.35 mi3876+313629+293629+293103(Top 11%)2773(Top 17%)2773(Top 48%)
FINISH26.22 mi1.02 mi3720+1563487+1423487+1422066(Top 7%)1908(Top 12%)1908(Top 33%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21
+97ft-345ft

Overall

4339

Males

4095

M18-39

4095

5K→10K

3.1 - 6.2 mi

Top 16%
×5
+79ft-138ft

Overall

4616

Males

4337

M18-39

4337

10K→15K

6.2 - 9.3 mi

Top 15%
×3
+67ft-78ft

Overall

4339

Males

4095

M18-39

4095

15K→20K

9.3 - 12.4 mi

Top 15%
×5
+106ft-86ft

Overall

4224

Males

3986

M18-39

3986

20K→HALF

12.4 - 13.1 mi

Top 16%
×2
+19ft-37ft

Overall

4554

Males

4269

M18-39

4269

HALF→25K

13.1 - 15.5 mi

Top 14%
×4
+66ft-88ft

Overall

4144

Males

3881

M18-39

3881

25K→30K

15.5 - 18.6 mi

Top 15%
×9
+181ft-148ft

Overall

4341

Males

4003

M18-39

4003

30K→20M

18.6 - 20.0 mi

Top 13%
×5
+64ft-50ft

Overall

3748

Males

3463

M18-39

3463

20M→21M

20.0 - 21.0 mi

Top 14%
×8
+106ft-24ft

Overall

4003

Males

3612

M18-39

3612

21M→35K

21.0 - 21.8 mi

Top 13%
×7
+17ft-86ft

Overall

3860

Males

3528

M18-39

3528

35K→23M

21.8 - 23.0 mi

Top 11%
×5
+23ft-63ft

Overall

3161

Males

2917

M18-39

2917

23M→24M

23.0 - 24.0 mi

Top 9%
×6
+12ft-82ft

Overall

2582

Males

2393

M18-39

2393

24M→40K

24.0 - 24.9 mi

Top 8%
×1
+6ft-20ft

Overall

2450

Males

2259

M18-39

2259

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1
+13ft-16ft

Overall

3103

Males

2773

M18-39

2773

25.2M→FINISH

25.2 - 26.2 mi

Top 7%
×2
+22ft-21ft

Overall

2066

Males

1908

M18-39

1908

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2143*
Passed By
282
Net Change
+1861
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5581
5K → 10K570*34+536#5581#5045
10K → 15K280*26+254#5045#4791
15K → 20K19824+174#4791#4617
20K → HALF2116+5#4617#4612
HALF → 25K13126+105#4612#4507
25K → 30K15569+86#4507#4421
30K → 20M9517+78#4421#4343
20M → 21M8029+51#4343#4292
21M → 35K5519+36#4292#4256
35K → 23M1227+115#4256#4141
23M → 24M1392+137#4141#4004
24M → 40K1014+97#4004#3907
40K → 25.2M376+31#3907#3876
25.2M → FINISH1593+156#3876#3720
TOTALS2143*282+1861

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing