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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Alejandro Leon

Bib: 33593 •M •Age: N/A

TX

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M45-49)
#0 / 2413
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
26:48
3.11 mi
Rank: #20757
Start → 5K
26:48 | 8:38/mi
10K
53:23
6.21 mi
Rank: #20695 (+62)
5K → 10K
26:35 | 8:34/mi
15K
1:19:05
9.32 mi
Rank: #20059 (+636)
10K → 15K
25:42 | 8:17/mi
20K
1:45:22
12.43 mi
Rank: #19797 (+262)
15K → 20K
26:17 | 8:28/mi
HALF
1:51:06
13.11 mi
Rank: #19787 (+10)
20K → HALF
5:44 | 8:25/mi
25K
2:11:47
15.53 mi
Rank: #19634 (+153)
HALF → 25K
20:41 | 8:32/mi
30K
2:39:48
18.64 mi
Rank: #19633 (+1)
25K → 30K
28:01 | 9:02/mi
20M
2:51:54
20.00 mi
Rank: #19538 (+95)
30K → 20M
12:06 | 8:55/mi
21M
3:01:37
21.00 mi
Rank: #19545 (-7)
20M → 21M
9:43 | 9:43/mi
35K
3:08:04
21.75 mi
Rank: #19479 (+66)
21M → 35K
6:27 | 8:38/mi
23M
3:19:27
23.00 mi
Rank: #19445 (+34)
35K → 23M
11:23 | 9:06/mi
24M
3:28:22
24.00 mi
Rank: #19430 (+15)
23M → 24M
8:55 | 8:55/mi
40K
3:36:07
24.85 mi
Rank: #19417 (+13)
24M → 40K
7:45 | 9:04/mi
25.2M
3:39:37
25.20 mi
Rank: #19423 (-6)
40K → 25.2M
3:30 | 10:09/mi
FINISH
3:48:45
26.22 mi
Rank: #19482 (-59)
25.2M → FINISH
9:08 | 8:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:51:06
Pace8:29 /mi
2nd Half
Distance13.11 mi
Time1:57:39
Pace8:59 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:2226:488:3826:48
8:38
-
10K
6.21 mi12:24:5753:238:3626:35
8:34
-0:04
15K
9.32 mi12:50:391:19:058:3025:42
8:17
-0:17
20K
12.43 mi13:16:561:45:228:2926:17
8:28
+0:11
HALF
13.11 mi13:22:401:51:068:295:44
8:25
-0:03
25K
15.53 mi13:43:212:11:478:3020:41
8:32
+0:07
30K
18.64 mi14:11:222:39:488:3528:01
9:02
+0:30
20M
20.00 mi14:23:282:51:548:3612:06
8:55
-0:07
21M
21.00 mi14:33:113:01:378:399:43
9:43
+0:48
35K
21.75 mi14:39:383:08:048:396:27
8:38
-1:05
23M
23.00 mi14:51:013:19:278:4111:23
9:06
+0:28
24M
24.00 mi14:59:563:28:228:418:55
8:55
-0:11
40K
24.85 mi15:07:413:36:078:427:45
9:04
+0:09
25.2M
25.20 mi15:11:113:39:378:433:30
10:09
+1:05
FINISH
26.22 mi15:20:193:48:458:449:08
8:58
-1:11

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

8:17 /mi

Average Pace

8:44 /mi

Slowest Pace

10:09 /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

2:18:14

60% of race

Time at Steady Pace

1:17:18

34% of race

Time at Slower Pace

13:13

6% of race

Average Pace: 8:43 /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 mi11:58:2226:488:3826:48
8:38
#20757
10K
6.21 mi12:24:5753:238:3626:35
8:34
#20695
15K
9.32 mi12:50:391:19:058:3025:42
8:17
#20059
20K
12.43 mi13:16:561:45:228:2926:17
8:28
#19797
HALF
13.11 mi13:22:401:51:068:295:44
8:25
#19787
25K
15.53 mi13:43:212:11:478:3020:41
8:32
#19634
30K
18.64 mi14:11:222:39:488:3528:01
9:02
#19633
20M
20.00 mi14:23:282:51:548:3612:06
8:55
#19538
21M
21.00 mi14:33:113:01:378:399:43
9:43
#19545
35K
21.75 mi14:39:383:08:048:396:27
8:38
#19479
23M
23.00 mi14:51:013:19:278:4111:23
9:06
#19445
24M
24.00 mi14:59:563:28:228:418:55
8:55
#19430
40K
24.85 mi15:07:413:36:078:427:45
9:04
#19417
25.2M
25.20 mi15:11:113:39:378:433:30
10:09
#19423
FINISH
26.22 mi15:20:193:48:458:449:08
8:58
#19482
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi20757126301263018799(Top 65%)11797(Top 72%)11797(Top 489%)
10K6.21 mi3.10 mi20695+6212615+1512615+1520646(Top 71%)12617(Top 77%)12617(Top 523%)
15K9.32 mi3.11 mi20059+63612332+28312332+28318799(Top 65%)11797(Top 72%)11797(Top 489%)
20K12.43 mi3.11 mi19797+26212197+13512197+13519062(Top 66%)11879(Top 73%)11879(Top 492%)
HALF13.11 mi0.68 mi19787+1012192+512192+519677(Top 68%)12180(Top 75%)12180(Top 505%)
25K15.53 mi2.42 mi19634+15312122+7012122+7018733(Top 65%)11683(Top 71%)11683(Top 484%)
30K18.64 mi3.11 mi19633+112097+2512097+2519657(Top 68%)12007(Top 73%)12007(Top 498%)
20M20.00 mi1.36 mi19538+9512036+6112036+6118489(Top 64%)11395(Top 70%)11395(Top 472%)
21M21.00 mi1.00 mi19545-712021+1512021+1519423(Top 67%)11805(Top 72%)11805(Top 489%)
35K21.75 mi0.75 mi19479+6611982+3911982+3918201(Top 63%)11138(Top 68%)11138(Top 462%)
23M23.00 mi1.25 mi19445+3411943+3911943+3918941(Top 65%)11434(Top 70%)11434(Top 474%)
24M24.00 mi1.00 mi19430+1511914+2911914+2919079(Top 66%)11455(Top 70%)11455(Top 475%)
40K24.85 mi0.85 mi19417+1311904+1011904+1018687(Top 64%)11207(Top 69%)11207(Top 464%)
25.2M25.20 mi0.35 mi19423-611899+511899+519891(Top 69%)11798(Top 72%)11798(Top 489%)
FINISH26.22 mi1.02 mi19482-5911912-1311912-1320345(Top 70%)12016(Top 74%)12016(Top 498%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21
+97ft-345ft

Overall

18799

Males

11797

M45-49

11797

5K→10K

3.1 - 6.2 mi

Top 71%
×5
+79ft-138ft

Overall

20646

Males

12617

M45-49

12617

10K→15K

6.2 - 9.3 mi

Top 65%
×3
+67ft-78ft

Overall

18799

Males

11797

M45-49

11797

15K→20K

9.3 - 12.4 mi

Top 66%
×5
+106ft-86ft

Overall

19062

Males

11879

M45-49

11879

20K→HALF

12.4 - 13.1 mi

Top 68%
×2
+19ft-37ft

Overall

19677

Males

12180

M45-49

12180

HALF→25K

13.1 - 15.5 mi

Top 65%
×4
+66ft-88ft

Overall

18733

Males

11683

M45-49

11683

25K→30K

15.5 - 18.6 mi

Top 68%
×9
+181ft-148ft

Overall

19657

Males

12007

M45-49

12007

30K→20M

18.6 - 20.0 mi

Top 64%
×5
+64ft-50ft

Overall

18489

Males

11395

M45-49

11395

20M→21M

20.0 - 21.0 mi

Top 67%
×8
+106ft-24ft

Overall

19423

Males

11805

M45-49

11805

21M→35K

21.0 - 21.8 mi

Top 63%
×7
+17ft-86ft

Overall

18201

Males

11138

M45-49

11138

35K→23M

21.8 - 23.0 mi

Top 65%
×5
+23ft-63ft

Overall

18941

Males

11434

M45-49

11434

23M→24M

23.0 - 24.0 mi

Top 66%
×6
+12ft-82ft

Overall

19079

Males

11455

M45-49

11455

24M→40K

24.0 - 24.9 mi

Top 64%
×1
+6ft-20ft

Overall

18687

Males

11207

M45-49

11207

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1
+13ft-16ft

Overall

19891

Males

11798

M45-49

11798

25.2M→FINISH

25.2 - 26.2 mi

Top 70%
×2
+22ft-21ft

Overall

20345

Males

12016

M45-49

12016

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2261*
Passed By
986
Net Change
+1275
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20757
5K → 10K262*200+62#20757#20695
10K → 15K665*29+636#20695#20059
15K → 20K306*44+262#20059#19797
20K → HALF3828+10#19797#19787
HALF → 25K203*50+153#19787#19634
25K → 30K180179+1#19634#19633
30K → 20M13338+95#19633#19538
20M → 21M9198-7#19538#19545
21M → 35K8519+66#19545#19479
35K → 23M10773+34#19479#19445
23M → 24M6752+15#19445#19430
24M → 40K6855+13#19430#19417
40K → 25.2M2127-6#19417#19423
25.2M → FINISH3594-59#19423#19482
TOTALS2261*986+1275

* 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

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