Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Masahito Yoshino

Bib: 4537 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 8%
Gender (Male)
#0 / 16340
Top 14%
Masters (Masters Men)
#0 / 10617
Top 4%
Age Group (M40-44)
#0 / 2198
Top 11%
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Masahito

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment Β· 6:11/mi at mile 6.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase Β· Instant access Β· Downloadable PDF Β· Shareable report

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
19:15
3.11 mi
Rank: #2088
Start β†’ 5K
19:15 | 6:12/mi
10K
38:27
6.21 mi
Rank: #2131 (-43)
5K β†’ 10K
19:12 | 6:11/mi
15K
57:41
9.32 mi
Rank: #2150 (-19)
10K β†’ 15K
19:14 | 6:12/mi
20K
1:16:59
12.43 mi
Rank: #2132 (+18)
15K β†’ 20K
19:18 | 6:13/mi
HALF
1:21:14
13.11 mi
Rank: #2154 (-22)
20K β†’ HALF
4:15 | 6:15/mi
25K
1:36:29
15.53 mi
Rank: #2146 (+8)
HALF β†’ 25K
15:15 | 6:18/mi
30K
1:56:45
18.64 mi
Rank: #2207 (-61)
25K β†’ 30K
20:16 | 6:32/mi
20M
2:05:43
20.00 mi
Rank: #2230 (-23)
30K β†’ 20M
8:58 | 6:37/mi
21M
2:12:40
21.00 mi
Rank: #2255 (-25)
20M β†’ 21M
6:57 | 6:57/mi
35K
2:17:35
21.75 mi
Rank: #2298 (-43)
21M β†’ 35K
4:55 | 6:35/mi
23M
2:26:00
23.00 mi
Rank: #2341 (-43)
35K β†’ 23M
8:25 | 6:44/mi
24M
2:32:32
24.00 mi
Rank: #2358 (-17)
23M β†’ 24M
6:32 | 6:32/mi
40K
2:38:13
24.85 mi
Rank: #2367 (-9)
24M β†’ 40K
5:41 | 6:39/mi
25.2M
2:40:39
25.20 mi
Rank: #2360 (+7)
40K β†’ 25.2M
2:26 | 7:04/mi
FINISH
2:47:13
26.22 mi
Rank: #2384 (-24)
25.2M β†’ FINISH
6:34 | 6:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:21:14
Pace6:12 /mi
2nd Half
Distance13.11 mi
Time1:25:59
Pace6:34 /mi
πŸ“ŠPositive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2519:156:1219:15
6:12
-
10K
6.21 mi10:40:3738:276:1219:12
6:11
-0:01
15K
9.32 mi10:59:5157:416:1219:14
6:12
+0:01
20K
12.43 mi11:19:091:16:596:1219:18
6:13
+0:01
HALF
13.11 mi11:23:241:21:146:124:15
6:15
+0:02
25K
15.53 mi11:38:391:36:296:1315:15
6:18
+0:03
30K
18.64 mi11:58:551:56:456:1620:16
6:32
+0:14
20M
20.00 mi12:07:532:05:436:188:58
6:37
+0:05
21M
21.00 mi12:14:502:12:406:206:57
6:57
+0:20
35K
21.75 mi12:19:452:17:356:204:55
6:35
-0:22
23M
23.00 mi12:28:102:26:006:218:25
6:44
+0:09
24M
24.00 mi12:34:422:32:326:226:32
6:32
-0:12
40K
24.85 mi12:40:232:38:136:225:41
6:39
+0:07
25.2M
25.20 mi12:42:492:40:396:232:26
7:04
+0:25
FINISH
26.22 mi12:49:232:47:136:236:34
6:27
-0:37

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

6:11 /mi

Average Pace

6:23 /mi

Slowest Pace

7:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:37:50

94% of race

Time at Steady Pace

9:23

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:23 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:21:2519:156:1219:15
6:12
#2088
10K
6.21 mi10:40:3738:276:1219:12
6:11
#2131
15K
9.32 mi10:59:5157:416:1219:14
6:12
#2150
20K
12.43 mi11:19:091:16:596:1219:18
6:13
#2132
HALF
13.11 mi11:23:241:21:146:124:15
6:15
#2154
25K
15.53 mi11:38:391:36:296:1315:15
6:18
#2146
30K
18.64 mi11:58:551:56:456:1620:16
6:32
#2207
20M
20.00 mi12:07:532:05:436:188:58
6:37
#2230
21M
21.00 mi12:14:502:12:406:206:57
6:57
#2255
35K
21.75 mi12:19:452:17:356:204:55
6:35
#2298
23M
23.00 mi12:28:102:26:006:218:25
6:44
#2341
24M
24.00 mi12:34:422:32:326:226:32
6:32
#2358
40K
24.85 mi12:40:232:38:136:225:41
6:39
#2367
25.2M
25.20 mi12:42:492:40:396:232:26
7:04
#2360
FINISH
26.22 mi12:49:232:47:136:236:34
6:27
#2384
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2088201120112233(Top 8%)2154(Top 13%)2154(Top 98%)
10K6.21 mi3.10 mi2131-432057-462057-462171(Top 7%)2092(Top 13%)2092(Top 95%)
15K9.32 mi3.11 mi2150-192074-172074-172233(Top 8%)2154(Top 13%)2154(Top 98%)
20K12.43 mi3.11 mi2132+182055+192055+192085(Top 7%)2011(Top 12%)2011(Top 91%)
HALF13.11 mi0.68 mi2154-222077-222077-222644(Top 9%)2548(Top 16%)2548(Top 116%)
25K15.53 mi2.42 mi2146+82071+62071+62259(Top 8%)2176(Top 13%)2176(Top 99%)
30K18.64 mi3.11 mi2207-612128-572128-572682(Top 9%)2564(Top 16%)2564(Top 117%)
20M20.00 mi1.36 mi2230-232150-222150-222912(Top 10%)2740(Top 17%)2740(Top 125%)
21M21.00 mi1.00 mi2255-252172-222172-223140(Top 11%)2910(Top 18%)2910(Top 132%)
35K21.75 mi0.75 mi2298-432212-402212-403976(Top 14%)3607(Top 22%)3607(Top 164%)
23M23.00 mi1.25 mi2341-432250-382250-383594(Top 12%)3268(Top 20%)3268(Top 149%)
24M24.00 mi1.00 mi2358-172263-132263-133312(Top 11%)3003(Top 18%)3003(Top 137%)
40K24.85 mi0.85 mi2367-92272-92272-93272(Top 11%)2946(Top 18%)2946(Top 134%)
25.2M25.20 mi0.35 mi2360+72265+72265+72849(Top 10%)2569(Top 16%)2569(Top 117%)
FINISH26.22 mi1.02 mi2384-242287-222287-223792(Top 13%)3303(Top 20%)3303(Top 150%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
Γ—21
+97ft-345ft

Overall

2233

Males

2154

M40-44

2154

5K→10K

3.1 - 6.2 mi

Top 7%
Γ—5
+79ft-138ft

Overall

2171

Males

2092

M40-44

2092

10K→15K

6.2 - 9.3 mi

Top 8%
Γ—3
+67ft-78ft

Overall

2233

Males

2154

M40-44

2154

15K→20K

9.3 - 12.4 mi

Top 7%
Γ—5
+106ft-86ft

Overall

2085

Males

2011

M40-44

2011

20K→HALF

12.4 - 13.1 mi

Top 9%
Γ—2
+19ft-37ft

Overall

2644

Males

2548

M40-44

2548

HALF→25K

13.1 - 15.5 mi

Top 8%
Γ—4
+66ft-88ft

Overall

2259

Males

2176

M40-44

2176

25K→30K

15.5 - 18.6 mi

Top 9%
Γ—9
+181ft-148ft

Overall

2682

Males

2564

M40-44

2564

30K→20M

18.6 - 20.0 mi

Top 10%
Γ—5
+64ft-50ft

Overall

2912

Males

2740

M40-44

2740

20M→21M

20.0 - 21.0 mi

Top 11%
Γ—8
+106ft-24ft

Overall

3140

Males

2910

M40-44

2910

21M→35K

21.0 - 21.8 mi

Top 14%
Γ—7
+17ft-86ft

Overall

3976

Males

3607

M40-44

3607

35K→23M

21.8 - 23.0 mi

Top 12%
Γ—5
+23ft-63ft

Overall

3594

Males

3268

M40-44

3268

23M→24M

23.0 - 24.0 mi

Top 11%
Γ—6
+12ft-82ft

Overall

3312

Males

3003

M40-44

3003

24M→40K

24.0 - 24.9 mi

Top 11%
Γ—1
+6ft-20ft

Overall

3272

Males

2946

M40-44

2946

40K→25.2M

24.9 - 25.2 mi

Top 10%
Γ—1
+13ft-16ft

Overall

2849

Males

2569

M40-44

2569

25.2M→FINISH

25.2 - 26.2 mi

Top 13%
Γ—2
+22ft-21ft

Overall

3792

Males

3303

M40-44

3303

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
492
Passed By
788
Net Change
-296
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#2088
5K β†’ 10K79122-43#2088#2131
10K β†’ 15K5776-19#2131#2150
15K β†’ 20K4830+18#2150#2132
20K β†’ HALF224-22#2132#2154
HALF β†’ 25K4739+8#2154#2146
25K β†’ 30K46107-61#2146#2207
30K β†’ 20M3255-23#2207#2230
20M β†’ 21M2752-25#2230#2255
21M β†’ 35K1962-43#2255#2298
35K β†’ 23M3174-43#2298#2341
23M β†’ 24M3855-17#2341#2358
24M β†’ 40K3039-9#2358#2367
40K β†’ 25.2M147+7#2367#2360
25.2M β†’ FINISH2246-24#2360#2384
TOTALS492788-296
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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