Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Kazuhisa Emori

Bib: 21941MAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 50%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M60-64)
#0 / 1514
Top 16%
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
23:37
3.11 mi
Rank: #13644
Start5K
23:37 | 7:37/mi
10K
47:17
6.21 mi
Rank: #13805 (-161)
5K10K
23:40 | 7:38/mi
15K
1:10:30
9.32 mi
Rank: #13334 (+471)
10K15K
23:13 | 7:29/mi
20K
1:34:55
12.43 mi
Rank: #13738 (-404)
15K20K
24:25 | 7:52/mi
HALF
1:40:02
13.11 mi
Rank: #13701 (+37)
20KHALF
5:07 | 7:31/mi
25K
1:59:12
15.53 mi
Rank: #13838 (-137)
HALF25K
19:10 | 7:55/mi
30K
2:24:33
18.64 mi
Rank: #13960 (-122)
25K30K
25:21 | 8:10/mi
20M
2:35:38
20.00 mi
Rank: #13931 (+29)
30K20M
11:05 | 8:10/mi
21M
2:44:30
21.00 mi
Rank: #14009 (-78)
20M21M
8:52 | 8:52/mi
35K
2:50:32
21.75 mi
Rank: #14034 (-25)
21M35K
6:02 | 8:04/mi
23M
3:00:52
23.00 mi
Rank: #14013 (+21)
35K23M
10:20 | 8:16/mi
24M
3:09:07
24.00 mi
Rank: #14085 (-72)
23M24M
8:15 | 8:15/mi
40K
3:16:25
24.85 mi
Rank: #14152 (-67)
24M40K
7:18 | 8:33/mi
25.2M
3:19:46
25.20 mi
Rank: #14251 (-99)
40K25.2M
3:21 | 9:43/mi
FINISH
3:28:28
26.22 mi
Rank: #14481 (-230)
25.2MFINISH
8:42 | 8:33/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:02
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:48:26
Pace8:17 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:4823:377:3723:37
7:37
-
10K
6.21 mi11:48:2847:177:3723:40
7:38
+0:01
15K
9.32 mi12:11:411:10:307:3423:13
7:29
-0:09
20K
12.43 mi12:36:061:34:557:3924:25
7:52
+0:23
HALF
13.11 mi12:41:131:40:027:385:07
7:31
-0:21
25K
15.53 mi13:00:231:59:127:4119:10
7:55
+0:24
30K
18.64 mi13:25:442:24:337:4625:21
8:10
+0:15
20M
20.00 mi13:36:492:35:387:4711:05
8:10
0:00
21M
21.00 mi13:45:412:44:307:518:52
8:52
+0:42
35K
21.75 mi13:51:432:50:327:516:02
8:04
-0:48
23M
23.00 mi14:02:033:00:527:5210:20
8:16
+0:12
24M
24.00 mi14:10:183:09:077:538:15
8:15
-0:01
40K
24.85 mi14:17:363:16:257:557:18
8:33
+0:18
25.2M
25.20 mi14:20:573:19:467:563:21
9:43
+1:10
FINISH
26.22 mi14:29:393:28:287:588:42
8:33
-1:10

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

7:29 /mi

Average Pace

7:57 /mi

Slowest Pace

9:43 /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

1:40:02

48% of race

Time at Steady Pace

1:20:13

38% of race

Time at Slower Pace

28:13

14% of race

Average Pace: 7:57 /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 mi11:24:4823:377:3723:37
7:37
#13644
10K
6.21 mi11:48:2847:177:3723:40
7:38
#13805
15K
9.32 mi12:11:411:10:307:3423:13
7:29
#13334
20K
12.43 mi12:36:061:34:557:3924:25
7:52
#13738
HALF
13.11 mi12:41:131:40:027:385:07
7:31
#13701
25K
15.53 mi13:00:231:59:127:4119:10
7:55
#13838
30K
18.64 mi13:25:442:24:337:4625:21
8:10
#13960
20M
20.00 mi13:36:492:35:387:4711:05
8:10
#13931
21M
21.00 mi13:45:412:44:307:518:52
8:52
#14009
35K
21.75 mi13:51:432:50:327:516:02
8:04
#14034
23M
23.00 mi14:02:033:00:527:5210:20
8:16
#14013
24M
24.00 mi14:10:183:09:077:538:15
8:15
#14085
40K
24.85 mi14:17:363:16:257:557:18
8:33
#14152
25.2M
25.20 mi14:20:573:19:467:563:21
9:43
#14251
FINISH
26.22 mi14:29:393:28:287:588:42
8:33
#14481
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 mi136449724972412578(Top 43%)9198(Top 56%)9198(Top 608%)
10K6.21 mi3.10 mi13805-1619779-559779-5514014(Top 48%)9844(Top 60%)9844(Top 650%)
15K9.32 mi3.11 mi13334+4719538+2419538+24112578(Top 43%)9198(Top 56%)9198(Top 608%)
20K12.43 mi3.11 mi13738-4049694-1569694-15614977(Top 52%)10129(Top 62%)10129(Top 669%)
HALF13.11 mi0.68 mi13701+379680+149680+1413054(Top 45%)9403(Top 58%)9403(Top 621%)
25K15.53 mi2.42 mi13838-1379714-349714-3414625(Top 50%)9919(Top 61%)9919(Top 655%)
30K18.64 mi3.11 mi13960-1229735-219735-2114644(Top 50%)9823(Top 60%)9823(Top 649%)
20M20.00 mi1.36 mi13931+299691+449691+4413930(Top 48%)9423(Top 58%)9423(Top 622%)
21M21.00 mi1.00 mi14009-789689+29689+215334(Top 53%)9956(Top 61%)9956(Top 658%)
35K21.75 mi0.75 mi14034-259688+19688+114895(Top 51%)9709(Top 59%)9709(Top 641%)
23M23.00 mi1.25 mi14013+219653+359653+3514156(Top 49%)9322(Top 57%)9322(Top 616%)
24M24.00 mi1.00 mi14085-729668-159668-1515359(Top 53%)9768(Top 60%)9768(Top 645%)
40K24.85 mi0.85 mi14152-679661+79661+715886(Top 55%)9920(Top 61%)9920(Top 655%)
25.2M25.20 mi0.35 mi14251-999694-339694-3318199(Top 63%)10969(Top 67%)10969(Top 725%)
FINISH26.22 mi1.02 mi14481-2309772-789772-7818327(Top 63%)11039(Top 68%)11039(Top 729%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21
+97ft-345ft

Overall

12578

Males

9198

M60-64

9198

5K→10K

3.1 - 6.2 mi

Top 48%
×5
+79ft-138ft

Overall

14014

Males

9844

M60-64

9844

10K→15K

6.2 - 9.3 mi

Top 43%
×3
+67ft-78ft

Overall

12578

Males

9198

M60-64

9198

15K→20K

9.3 - 12.4 mi

Top 52%
×5
+106ft-86ft

Overall

14977

Males

10129

M60-64

10129

20K→HALF

12.4 - 13.1 mi

Top 45%
×2
+19ft-37ft

Overall

13054

Males

9403

M60-64

9403

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14625

Males

9919

M60-64

9919

25K→30K

15.5 - 18.6 mi

Top 50%
×9
+181ft-148ft

Overall

14644

Males

9823

M60-64

9823

30K→20M

18.6 - 20.0 mi

Top 48%
×5
+64ft-50ft

Overall

13930

Males

9423

M60-64

9423

20M→21M

20.0 - 21.0 mi

Top 53%
×8
+106ft-24ft

Overall

15334

Males

9956

M60-64

9956

21M→35K

21.0 - 21.8 mi

Top 51%
×7
+17ft-86ft

Overall

14895

Males

9709

M60-64

9709

35K→23M

21.8 - 23.0 mi

Top 49%
×5
+23ft-63ft

Overall

14156

Males

9322

M60-64

9322

23M→24M

23.0 - 24.0 mi

Top 53%
×6
+12ft-82ft

Overall

15359

Males

9768

M60-64

9768

24M→40K

24.0 - 24.9 mi

Top 55%
×1
+6ft-20ft

Overall

15886

Males

9920

M60-64

9920

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18199

Males

10969

M60-64

10969

25.2M→FINISH

25.2 - 26.2 mi

Top 63%
×2
+22ft-21ft

Overall

18327

Males

11039

M60-64

11039

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1536*
Passed By
1796
Net Change
-837
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13644
5K10K200200-161#13644#13805
10K15K508*37+471#13805#13334
15K20K74200-404#13334#13738
20KHALF5518+37#13738#13701
HALF25K86200-137#13701#13838
25K30K145200-122#13838#13960
30K20M12495+29#13960#13931
20M21M68146-78#13931#14009
21M35K4873-25#14009#14034
35K23M10887+21#14034#14013
23M24M41113-72#14013#14085
24M40K50117-67#14085#14152
40K25.2M11110-99#14152#14251
25.2MFINISH18200-230#14251#14481
TOTALS1536*1796-837

* 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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Activity Data

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