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BOSTON MARATHON 2026

Lauro Mizuno

Bib: 18799•M

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M60-64)
#0 / 1514
Top 46%
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
25:33
3.11 mi
Rank: #18367
Start → 5K
25:33 | 8:14/mi
10K
51:32
6.21 mi
Rank: #18972 (-605)
5K → 10K
25:59 | 8:22/mi
15K
1:17:46
9.32 mi
Rank: #19253 (-281)
10K → 15K
26:14 | 8:27/mi
20K
1:43:48
12.43 mi
Rank: #19079 (+174)
15K → 20K
26:02 | 8:23/mi
HALF
1:49:24
13.11 mi
Rank: #19063 (+16)
20K → HALF
5:36 | 8:13/mi
25K
2:10:02
15.53 mi
Rank: #18973
HALF → 25K
20:38 | 8:31/mi
30K
2:36:58
18.64 mi
Rank: #18732
25K → 30K
26:56 | 8:41/mi
20M
2:49:13
20.00 mi
Rank: #18734
30K → 20M
12:15 | 9:02/mi
21M
2:58:35
21.00 mi
Rank: #18674
20M → 21M
9:22 | 9:22/mi
35K
3:05:18
21.75 mi
Rank: #18738
21M → 35K
6:43 | 8:59/mi
23M
3:16:44
23.00 mi
Rank: #18766
35K → 23M
11:26 | 9:09/mi
24M
3:25:33
24.00 mi
Rank: #18739
23M → 24M
8:49 | 8:49/mi
40K
3:33:21
24.85 mi
Rank: #18744
24M → 40K
7:48 | 9:08/mi
25.2M
3:36:45
25.20 mi
Rank: #18748
40K → 25.2M
3:24 | 9:52/mi
FINISH
3:45:32
26.22 mi
Rank: #18759
25.2M → FINISH
8:47 | 8:38/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:49:24
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:56:08
Pace8:52 /mi
📊Positive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:1225:338:1425:33
8:14
-
10K
6.21 mi11:35:1151:328:1825:59
8:22
+0:08
15K
9.32 mi12:01:251:17:468:2126:14
8:27
+0:05
20K
12.43 mi12:27:271:43:488:2226:02
8:23
-0:04
HALF
13.11 mi12:33:031:49:248:215:36
8:13
-0:10
25K
15.53 mi12:53:412:10:028:2320:38
8:31
+0:18
30K
18.64 mi13:20:372:36:588:2626:56
8:41
+0:10
20M
20.00 mi13:32:522:49:138:2812:15
9:02
+0:21
21M
21.00 mi13:42:142:58:358:319:22
9:22
+0:20
35K
21.75 mi13:48:573:05:188:326:43
8:59
-0:23
23M
23.00 mi14:00:233:16:448:3411:26
9:09
+0:10
24M
24.00 mi14:09:123:25:338:348:49
8:49
-0:20
40K
24.85 mi14:17:003:33:218:367:48
9:08
+0:19
25.2M
25.20 mi14:20:243:36:458:373:24
9:52
+0:44
FINISH
26.22 mi14:29:113:45:328:378:47
8:38
-1:14

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

8:13 /mi

Average Pace

8:36 /mi

Slowest Pace

9:52 /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

1:49:24

49% of race

Time at Steady Pace

1:05:10

29% of race

Time at Slower Pace

50:58

23% of race

Average Pace: 8:36 /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 mi11:09:1225:338:1425:33
8:14
#18367
10K
6.21 mi11:35:1151:328:1825:59
8:22
#18972
15K
9.32 mi12:01:251:17:468:2126:14
8:27
#19253
20K
12.43 mi12:27:271:43:488:2226:02
8:23
#19079
HALF
13.11 mi12:33:031:49:248:215:36
8:13
#19063
25K
15.53 mi12:53:412:10:028:2320:38
8:31
#18973
30K
18.64 mi13:20:372:36:588:2626:56
8:41
#18732
20M
20.00 mi13:32:522:49:138:2812:15
9:02
#18734
21M
21.00 mi13:42:142:58:358:319:22
9:22
#18674
35K
21.75 mi13:48:573:05:188:326:43
8:59
#18738
23M
23.00 mi14:00:233:16:448:3411:26
9:09
#18766
24M
24.00 mi14:09:123:25:338:348:49
8:49
#18739
40K
24.85 mi14:17:003:33:218:367:48
9:08
#18744
25.2M
25.20 mi14:20:243:36:458:373:24
9:52
#18748
FINISH
26.22 mi14:29:113:45:328:378:47
8:38
#18759
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18367115701157019799(Top 68%)12237(Top 75%)12237(Top 808%)
10K6.21 mi3.10 mi18972-60511839-26911839-26919562(Top 67%)12128(Top 74%)12128(Top 801%)
15K9.32 mi3.11 mi19253-28111977-13811977-13819799(Top 68%)12237(Top 75%)12237(Top 808%)
20K12.43 mi3.11 mi19079+17411894+8311894+8318583(Top 64%)11659(Top 71%)11659(Top 770%)
HALF13.11 mi0.68 mi19063+1611890+411890+418458(Top 64%)11644(Top 71%)11644(Top 769%)
25K15.53 mi2.42 mi18973+9011832+5811832+5818622(Top 64%)11628(Top 71%)11628(Top 768%)
30K18.64 mi3.11 mi18732+24111697+13511697+13517839(Top 61%)11193(Top 69%)11193(Top 739%)
20M20.00 mi1.36 mi18734-211683+1411683+1418996(Top 65%)11640(Top 71%)11640(Top 769%)
21M21.00 mi1.00 mi18674+6011649+3411649+3417923(Top 62%)11109(Top 68%)11109(Top 734%)
35K21.75 mi0.75 mi18738-6411655-611655-619919(Top 69%)11941(Top 73%)11941(Top 789%)
23M23.00 mi1.25 mi18766-2811642+1311642+1319129(Top 66%)11520(Top 71%)11520(Top 761%)
24M24.00 mi1.00 mi18739+2711617+2511617+2518595(Top 64%)11238(Top 69%)11238(Top 742%)
40K24.85 mi0.85 mi18744-511599+1811599+1818933(Top 65%)11324(Top 69%)11324(Top 748%)
25.2M25.20 mi0.35 mi18748-411598+111598+118826(Top 65%)11292(Top 69%)11292(Top 746%)
FINISH26.22 mi1.02 mi18759-1111588+1011588+1018748(Top 65%)11251(Top 69%)11251(Top 743%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21
+97ft-345ft

Overall

19799

Males

12237

M60-64

12237

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19562

Males

12128

M60-64

12128

10K→15K

6.2 - 9.3 mi

Top 68%
×3
+67ft-78ft

Overall

19799

Males

12237

M60-64

12237

15K→20K

9.3 - 12.4 mi

Top 64%
×5
+106ft-86ft

Overall

18583

Males

11659

M60-64

11659

20K→HALF

12.4 - 13.1 mi

Top 64%
×2
+19ft-37ft

Overall

18458

Males

11644

M60-64

11644

HALF→25K

13.1 - 15.5 mi

Top 64%
×4
+66ft-88ft

Overall

18622

Males

11628

M60-64

11628

25K→30K

15.5 - 18.6 mi

Top 61%
×9
+181ft-148ft

Overall

17839

Males

11193

M60-64

11193

30K→20M

18.6 - 20.0 mi

Top 65%
×5
+64ft-50ft

Overall

18996

Males

11640

M60-64

11640

20M→21M

20.0 - 21.0 mi

Top 62%
×8
+106ft-24ft

Overall

17923

Males

11109

M60-64

11109

21M→35K

21.0 - 21.8 mi

Top 69%
×7
+17ft-86ft

Overall

19919

Males

11941

M60-64

11941

35K→23M

21.8 - 23.0 mi

Top 66%
×5
+23ft-63ft

Overall

19129

Males

11520

M60-64

11520

23M→24M

23.0 - 24.0 mi

Top 64%
×6
+12ft-82ft

Overall

18595

Males

11238

M60-64

11238

24M→40K

24.0 - 24.9 mi

Top 65%
×1
+6ft-20ft

Overall

18933

Males

11324

M60-64

11324

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1
+13ft-16ft

Overall

18826

Males

11292

M60-64

11292

25.2M→FINISH

25.2 - 26.2 mi

Top 65%
×2
+22ft-21ft

Overall

18748

Males

11251

M60-64

11251

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing