Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

James Silvey

Bib: 3932 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 31%
Gender (Male)
#0 / 16340
Top 44%
Masters (Masters Men)
#0 / 10617
Top 31%
Age Group (M50-54)
#0 / 1868
Top 29%
Race Day Weather
51Β°/41Β°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
20:44
3.11 mi
Rank: #5646
Start β†’ 5K
20:44 | 6:41/mi
10K
41:33
6.21 mi
Rank: #5779 (-133)
5K β†’ 10K
20:49 | 6:43/mi
15K
1:02:23
9.32 mi
Rank: #5770 (+9)
10K β†’ 15K
20:50 | 6:43/mi
20K
1:23:46
12.43 mi
Rank: #6013 (-243)
15K β†’ 20K
21:23 | 6:53/mi
HALF
1:28:28
13.11 mi
Rank: #6125 (-112)
20K β†’ HALF
4:42 | 6:54/mi
25K
1:45:26
15.53 mi
Rank: #6374 (-249)
HALF β†’ 25K
16:58 | 7:00/mi
30K
2:08:07
18.64 mi
Rank: #6720 (-346)
25K β†’ 30K
22:41 | 7:19/mi
20M
2:18:27
20.00 mi
Rank: #6947 (-227)
30K β†’ 20M
10:20 | 7:37/mi
21M
2:26:25
21.00 mi
Rank: #7022 (-75)
20M β†’ 21M
7:58 | 7:58/mi
35K
2:32:17
21.75 mi
Rank: #7210 (-188)
21M β†’ 35K
5:52 | 7:51/mi
23M
2:42:46
23.00 mi
Rank: #7568 (-358)
35K β†’ 23M
10:29 | 8:23/mi
24M
2:51:33
24.00 mi
Rank: #8048 (-480)
23M β†’ 24M
8:47 | 8:47/mi
40K
2:59:04
24.85 mi
Rank: #8397 (-349)
24M β†’ 40K
7:31 | 8:48/mi
25.2M
3:02:24
25.20 mi
Rank: #8547 (-150)
40K β†’ 25.2M
3:20 | 9:40/mi
FINISH
3:10:58
26.22 mi
Rank: #8876 (-329)
25.2M β†’ FINISH
8:34 | 8:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:28:28
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:42:30
Pace7:50 /mi
πŸ“ŠPositive Split: 15.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2720:446:4120:44
6:41
-
10K
6.21 mi10:44:1641:336:4220:49
6:43
+0:02
15K
9.32 mi11:05:061:02:236:4220:50
6:43
0:00
20K
12.43 mi11:26:291:23:466:4521:23
6:53
+0:10
HALF
13.11 mi11:31:111:28:286:454:42
6:54
+0:01
25K
15.53 mi11:48:091:45:266:4816:58
7:00
+0:06
30K
18.64 mi12:10:502:08:076:5322:41
7:19
+0:19
20M
20.00 mi12:21:102:18:276:5610:20
7:37
+0:18
21M
21.00 mi12:29:082:26:256:597:58
7:58
+0:21
35K
21.75 mi12:35:002:32:177:015:52
7:51
-0:07
23M
23.00 mi12:45:292:42:467:0510:29
8:23
+0:32
24M
24.00 mi12:54:162:51:337:098:47
8:47
+0:24
40K
24.85 mi13:01:472:59:047:137:31
8:48
+0:01
25.2M
25.20 mi13:05:073:02:247:153:20
9:40
+0:52
FINISH
26.22 mi13:13:413:10:587:188:34
8:25
-1:15

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

6:41 /mi

Average Pace

7:17 /mi

Slowest Pace

9:40 /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

1:45:26

55% of race

Time at Steady Pace

46:51

25% of race

Time at Slower Pace

38:41

20% of race

Average Pace: 7:17 /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 mi10:23:2720:446:4120:44
6:41
#5646
10K
6.21 mi10:44:1641:336:4220:49
6:43
#5779
15K
9.32 mi11:05:061:02:236:4220:50
6:43
#5770
20K
12.43 mi11:26:291:23:466:4521:23
6:53
#6013
HALF
13.11 mi11:31:111:28:286:454:42
6:54
#6125
25K
15.53 mi11:48:091:45:266:4816:58
7:00
#6374
30K
18.64 mi12:10:502:08:076:5322:41
7:19
#6720
20M
20.00 mi12:21:102:18:276:5610:20
7:37
#6947
21M
21.00 mi12:29:082:26:256:597:58
7:58
#7022
35K
21.75 mi12:35:002:32:177:015:52
7:51
#7210
23M
23.00 mi12:45:292:42:467:0510:29
8:23
#7568
24M
24.00 mi12:54:162:51:337:098:47
8:47
#8048
40K
24.85 mi13:01:472:59:047:137:31
8:48
#8397
25.2M
25.20 mi13:05:073:02:247:153:20
9:40
#8547
FINISH
26.22 mi13:13:413:10:587:188:34
8:25
#8876
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi5646520252025896(Top 20%)5354(Top 33%)5354(Top 287%)
10K6.21 mi3.10 mi5779-1335304-1025304-1025978(Top 21%)5442(Top 33%)5442(Top 291%)
15K9.32 mi3.11 mi5770+95301+35301+35896(Top 20%)5354(Top 33%)5354(Top 287%)
20K12.43 mi3.11 mi6013-2435468-1675468-1676959(Top 24%)6125(Top 37%)6125(Top 328%)
HALF13.11 mi0.68 mi6125-1125551-835551-837913(Top 27%)6801(Top 42%)6801(Top 364%)
25K15.53 mi2.42 mi6374-2495727-1765727-1767376(Top 25%)6368(Top 39%)6368(Top 341%)
30K18.64 mi3.11 mi6720-3465961-2345961-2348094(Top 28%)6669(Top 41%)6669(Top 357%)
20M20.00 mi1.36 mi6947-2276108-1476108-1479869(Top 34%)7511(Top 46%)7511(Top 402%)
21M21.00 mi1.00 mi7022-756146-386146-389628(Top 33%)7274(Top 45%)7274(Top 389%)
35K21.75 mi0.75 mi7210-1886267-1216267-12113314(Top 46%)8990(Top 55%)8990(Top 481%)
23M23.00 mi1.25 mi7568-3586478-2116478-21114913(Top 51%)9634(Top 59%)9634(Top 516%)
24M24.00 mi1.00 mi8048-4806743-2656743-26518405(Top 63%)11135(Top 68%)11135(Top 596%)
40K24.85 mi0.85 mi8397-3496907-1646907-16417294(Top 60%)10541(Top 65%)10541(Top 564%)
25.2M25.20 mi0.35 mi8547-1506982-756982-7518003(Top 62%)10874(Top 67%)10874(Top 582%)
FINISH26.22 mi1.02 mi8876-3297141-1597141-15917605(Top 61%)10697(Top 65%)10697(Top 573%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
Γ—21
+97ft-345ft

Overall

5896

Males

5354

M50-54

5354

5K→10K

3.1 - 6.2 mi

Top 21%
Γ—5
+79ft-138ft

Overall

5978

Males

5442

M50-54

5442

10K→15K

6.2 - 9.3 mi

Top 20%
Γ—3
+67ft-78ft

Overall

5896

Males

5354

M50-54

5354

15K→20K

9.3 - 12.4 mi

Top 24%
Γ—5
+106ft-86ft

Overall

6959

Males

6125

M50-54

6125

20K→HALF

12.4 - 13.1 mi

Top 27%
Γ—2
+19ft-37ft

Overall

7913

Males

6801

M50-54

6801

HALF→25K

13.1 - 15.5 mi

Top 25%
Γ—4
+66ft-88ft

Overall

7376

Males

6368

M50-54

6368

25K→30K

15.5 - 18.6 mi

Top 28%
Γ—9
+181ft-148ft

Overall

8094

Males

6669

M50-54

6669

30K→20M

18.6 - 20.0 mi

Top 34%
Γ—5
+64ft-50ft

Overall

9869

Males

7511

M50-54

7511

20M→21M

20.0 - 21.0 mi

Top 33%
Γ—8
+106ft-24ft

Overall

9628

Males

7274

M50-54

7274

21M→35K

21.0 - 21.8 mi

Top 46%
Γ—7
+17ft-86ft

Overall

13314

Males

8990

M50-54

8990

35K→23M

21.8 - 23.0 mi

Top 51%
Γ—5
+23ft-63ft

Overall

14913

Males

9634

M50-54

9634

23M→24M

23.0 - 24.0 mi

Top 63%
Γ—6
+12ft-82ft

Overall

18405

Males

11135

M50-54

11135

24M→40K

24.0 - 24.9 mi

Top 60%
Γ—1
+6ft-20ft

Overall

17294

Males

10541

M50-54

10541

40K→25.2M

24.9 - 25.2 mi

Top 62%
Γ—1
+13ft-16ft

Overall

18003

Males

10874

M50-54

10874

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
Γ—2
+22ft-21ft

Overall

17605

Males

10697

M50-54

10697

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
630
Passed By
2514
Net Change
-3230
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#5646
5K β†’ 10K142200-133#5646#5779
10K β†’ 15K132123+9#5779#5770
15K β†’ 20K70200-243#5770#6013
20K β†’ HALF3115-112#6013#6125
HALF β†’ 25K50200-249#6125#6374
25K β†’ 30K69200-346#6374#6720
30K β†’ 20M32200-227#6720#6947
20M β†’ 21M44119-75#6947#7022
21M β†’ 35K13200-188#7022#7210
35K β†’ 23M33200-358#7210#7568
23M β†’ 24M3200-480#7568#8048
24M β†’ 40K17200-349#8048#8397
40K β†’ 25.2M7157-150#8397#8547
25.2M β†’ FINISH15200-329#8547#8876
TOTALS6302514-3230
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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