Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Linrong Shi

Bib: 8960MAge: N/A

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 (M40-44)
#0 / 2198
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
23:10
3.11 mi
Rank: #12413
Start5K
23:10 | 7:28/mi
10K
47:00
6.21 mi
Rank: #13390 (-977)
5K10K
23:50 | 7:41/mi
15K
1:11:41
9.32 mi
Rank: #14467 (-1077)
10K15K
24:41 | 7:57/mi
20K
1:36:42
12.43 mi
Rank: #15005 (-538)
15K20K
25:01 | 8:04/mi
HALF
1:42:09
13.11 mi
Rank: #15117 (-112)
20KHALF
5:27 | 8:00/mi
25K
2:02:19
15.53 mi
Rank: #15540 (-423)
HALF25K
20:10 | 8:19/mi
30K
2:29:47
18.64 mi
Rank: #16238 (-698)
25K30K
27:28 | 8:51/mi
20M
2:42:08
20.00 mi
Rank: #16515 (-277)
30K20M
12:21 | 9:06/mi
21M
2:52:14
21.00 mi
Rank: #16813 (-298)
20M21M
10:06 | 10:06/mi
35K
2:59:06
21.75 mi
Rank: #16977 (-164)
21M35K
6:52 | 9:11/mi
23M
3:11:01
23.00 mi
Rank: #17239 (-262)
35K23M
11:55 | 9:32/mi
24M
3:20:08
24.00 mi
Rank: #17359 (-120)
23M24M
9:07 | 9:07/mi
40K
3:27:59
24.85 mi
Rank: #17428 (-69)
24M40K
7:51 | 9:11/mi
25.2M
3:31:25
25.20 mi
Rank: #17456 (-28)
40K25.2M
3:26 | 9:58/mi
FINISH
3:40:24
26.22 mi
Rank: #17566 (-110)
25.2MFINISH
8:59 | 8:49/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:09
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:58:15
Pace9:02 /mi
📊Positive Split: 15.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:40:1323:107:2823:10
7:28
-
10K
6.21 mi11:04:0347:007:3423:50
7:41
+0:13
15K
9.32 mi11:28:441:11:417:4224:41
7:57
+0:16
20K
12.43 mi11:53:451:36:427:4725:01
8:04
+0:07
HALF
13.11 mi11:59:121:42:097:485:27
8:00
-0:04
25K
15.53 mi12:19:222:02:197:5320:10
8:19
+0:19
30K
18.64 mi12:46:502:29:478:0327:28
8:51
+0:32
20M
20.00 mi12:59:112:42:088:0712:21
9:06
+0:15
21M
21.00 mi13:09:172:52:148:1310:06
10:06
+1:00
35K
21.75 mi13:16:092:59:068:156:52
9:11
-0:55
23M
23.00 mi13:28:043:11:018:1911:55
9:32
+0:21
24M
24.00 mi13:37:113:20:088:219:07
9:07
-0:25
40K
24.85 mi13:45:023:27:598:237:51
9:11
+0:04
25.2M
25.20 mi13:48:283:31:258:243:26
9:58
+0:47
FINISH
26.22 mi13:57:273:40:248:258:59
8:49
-1:09

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

7:28 /mi

Average Pace

8:25 /mi

Slowest Pace

10:06 /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

2:02:19

55% of race

Time at Steady Pace

1:12:38

33% of race

Time at Slower Pace

25:27

12% of race

Average Pace: 8:24 /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 mi10:40:1323:107:2823:10
7:28
#12413
10K
6.21 mi11:04:0347:007:3423:50
7:41
#13390
15K
9.32 mi11:28:441:11:417:4224:41
7:57
#14467
20K
12.43 mi11:53:451:36:427:4725:01
8:04
#15005
HALF
13.11 mi11:59:121:42:097:485:27
8:00
#15117
25K
15.53 mi12:19:222:02:197:5320:10
8:19
#15540
30K
18.64 mi12:46:502:29:478:0327:28
8:51
#16238
20M
20.00 mi12:59:112:42:088:0712:21
9:06
#16515
21M
21.00 mi13:09:172:52:148:1310:06
10:06
#16813
35K
21.75 mi13:16:092:59:068:156:52
9:11
#16977
23M
23.00 mi13:28:043:11:018:1911:55
9:32
#17239
24M
24.00 mi13:37:113:20:088:219:07
9:07
#17359
40K
24.85 mi13:45:023:27:598:237:51
9:11
#17428
25.2M
25.20 mi13:48:283:31:258:243:26
9:58
#17456
FINISH
26.22 mi13:57:273:40:248:258:59
8:49
#17566
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 mi124139215921516557(Top 57%)10843(Top 66%)10843(Top 493%)
10K6.21 mi3.10 mi13390-9779601-3869601-38614491(Top 50%)10037(Top 61%)10037(Top 457%)
15K9.32 mi3.11 mi14467-107710008-40710008-40716557(Top 57%)10843(Top 66%)10843(Top 493%)
20K12.43 mi3.11 mi15005-53810199-19110199-19116506(Top 57%)10781(Top 66%)10781(Top 490%)
HALF13.11 mi0.68 mi15117-11210243-4410243-4417054(Top 59%)11039(Top 68%)11039(Top 502%)
25K15.53 mi2.42 mi15540-42310376-13310376-13317513(Top 60%)11156(Top 68%)11156(Top 508%)
30K18.64 mi3.11 mi16238-69810623-24710623-24718766(Top 65%)11600(Top 71%)11600(Top 528%)
20M20.00 mi1.36 mi16515-27710733-11010733-11019352(Top 67%)11813(Top 72%)11813(Top 537%)
21M21.00 mi1.00 mi16813-29810853-12010853-12020737(Top 71%)12422(Top 76%)12422(Top 565%)
35K21.75 mi0.75 mi16977-16410906-5310906-5320700(Top 71%)12330(Top 75%)12330(Top 561%)
23M23.00 mi1.25 mi17239-26210993-8710993-8720650(Top 71%)12289(Top 75%)12289(Top 559%)
24M24.00 mi1.00 mi17359-12011017-2411017-2419921(Top 69%)11827(Top 72%)11827(Top 538%)
40K24.85 mi0.85 mi17428-6911028-1111028-1119187(Top 66%)11441(Top 70%)11441(Top 521%)
25.2M25.20 mi0.35 mi17456-2811030-211030-219182(Top 66%)11445(Top 70%)11445(Top 521%)
FINISH26.22 mi1.02 mi17566-11011059-2911059-2919687(Top 68%)11688(Top 72%)11688(Top 532%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21
+97ft-345ft

Overall

16557

Males

10843

M40-44

10843

5K→10K

3.1 - 6.2 mi

Top 50%
×5
+79ft-138ft

Overall

14491

Males

10037

M40-44

10037

10K→15K

6.2 - 9.3 mi

Top 57%
×3
+67ft-78ft

Overall

16557

Males

10843

M40-44

10843

15K→20K

9.3 - 12.4 mi

Top 57%
×5
+106ft-86ft

Overall

16506

Males

10781

M40-44

10781

20K→HALF

12.4 - 13.1 mi

Top 59%
×2
+19ft-37ft

Overall

17054

Males

11039

M40-44

11039

HALF→25K

13.1 - 15.5 mi

Top 60%
×4
+66ft-88ft

Overall

17513

Males

11156

M40-44

11156

25K→30K

15.5 - 18.6 mi

Top 65%
×9
+181ft-148ft

Overall

18766

Males

11600

M40-44

11600

30K→20M

18.6 - 20.0 mi

Top 67%
×5
+64ft-50ft

Overall

19352

Males

11813

M40-44

11813

20M→21M

20.0 - 21.0 mi

Top 71%
×8
+106ft-24ft

Overall

20737

Males

12422

M40-44

12422

21M→35K

21.0 - 21.8 mi

Top 71%
×7
+17ft-86ft

Overall

20700

Males

12330

M40-44

12330

35K→23M

21.8 - 23.0 mi

Top 71%
×5
+23ft-63ft

Overall

20650

Males

12289

M40-44

12289

23M→24M

23.0 - 24.0 mi

Top 69%
×6
+12ft-82ft

Overall

19921

Males

11827

M40-44

11827

24M→40K

24.0 - 24.9 mi

Top 66%
×1
+6ft-20ft

Overall

19187

Males

11441

M40-44

11441

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1
+13ft-16ft

Overall

19182

Males

11445

M40-44

11445

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
×2
+22ft-21ft

Overall

19687

Males

11688

M40-44

11688

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
547
Passed By
2390
Net Change
-5153
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12413
5K10K44200-977#12413#13390
10K15K34200-1077#13390#14467
15K20K57200-538#14467#15005
20KHALF13125-112#15005#15117
HALF25K55200-423#15117#15540
25K30K59200-698#15540#16238
30K20M34200-277#16238#16515
20M21M33200-298#16515#16813
21M35K27191-164#16813#16977
35K23M44200-262#16977#17239
23M24M43163-120#17239#17359
24M40K46115-69#17359#17428
40K25.2M2149-28#17428#17456
25.2MFINISH37147-110#17456#17566
TOTALS5472390-5153
📊

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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