Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Christopher Stock

Bib: 29348MAge: N/A

NH

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
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
25:12
3.11 mi
Rank: #17661
Start5K
25:12 | 8:07/mi
10K
50:03
6.21 mi
Rank: #17470 (+191)
5K10K
24:51 | 8:00/mi
15K
1:15:14
9.32 mi
Rank: #17563 (-93)
10K15K
25:11 | 8:07/mi
20K
1:39:41
12.43 mi
Rank: #16951 (+612)
15K20K
24:27 | 7:53/mi
HALF
1:45:00
13.11 mi
Rank: #16872 (+79)
20KHALF
5:19 | 7:48/mi
25K
2:04:33
15.53 mi
Rank: #16696 (+176)
HALF25K
19:33 | 8:04/mi
30K
2:30:12
18.64 mi
Rank: #16424 (+272)
25K30K
25:39 | 8:16/mi
20M
2:41:27
20.00 mi
Rank: #16264 (+160)
30K20M
11:15 | 8:17/mi
21M
2:50:07
21.00 mi
Rank: #16117 (+147)
20M21M
8:40 | 8:40/mi
35K
2:56:05
21.75 mi
Rank: #16019 (+98)
21M35K
5:58 | 7:59/mi
23M
3:06:13
23.00 mi
Rank: #15830 (+189)
35K23M
10:08 | 8:06/mi
24M
3:14:13
24.00 mi
Rank: #15722 (+108)
23M24M
8:00 | 8:00/mi
40K
3:21:07
24.85 mi
Rank: #15610 (+112)
24M40K
6:54 | 8:05/mi
25.2M
3:24:12
25.20 mi
Rank: #15602 (+8)
40K25.2M
3:05 | 8:57/mi
FINISH
3:31:56
26.22 mi
Rank: #15481 (+121)
25.2MFINISH
7:44 | 7:36/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:45:00
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time1:46:56
Pace8:10 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5125:128:0725:12
8:07
-
10K
6.21 mi12:14:4250:038:0424:51
8:00
-0:07
15K
9.32 mi12:39:531:15:148:0525:11
8:07
+0:07
20K
12.43 mi13:04:201:39:418:0224:27
7:53
-0:14
HALF
13.11 mi13:09:391:45:008:015:19
7:48
-0:05
25K
15.53 mi13:29:122:04:338:0219:33
8:04
+0:16
30K
18.64 mi13:54:512:30:128:0425:39
8:16
+0:12
20M
20.00 mi14:06:062:41:278:0511:15
8:17
+0:01
21M
21.00 mi14:14:462:50:078:078:40
8:40
+0:23
35K
21.75 mi14:20:442:56:058:065:58
7:59
-0:41
23M
23.00 mi14:30:523:06:138:0610:08
8:06
+0:07
24M
24.00 mi14:38:523:14:138:068:00
8:00
-0:06
40K
24.85 mi14:45:463:21:078:066:54
8:05
+0:05
25.2M
25.20 mi14:48:513:24:128:073:05
8:57
+0:52
FINISH
26.22 mi14:56:353:31:568:067:44
7:36
-1:21

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

7:36 /mi

Average Pace

8:05 /mi

Slowest Pace

8:57 /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

3:20:11

94% of race

Time at Steady Pace

11:45

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:05 /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 mi11:49:5125:128:0725:12
8:07
#17661
10K
6.21 mi12:14:4250:038:0424:51
8:00
#17470
15K
9.32 mi12:39:531:15:148:0525:11
8:07
#17563
20K
12.43 mi13:04:201:39:418:0224:27
7:53
#16951
HALF
13.11 mi13:09:391:45:008:015:19
7:48
#16872
25K
15.53 mi13:29:122:04:338:0219:33
8:04
#16696
30K
18.64 mi13:54:512:30:128:0425:39
8:16
#16424
20M
20.00 mi14:06:062:41:278:0511:15
8:17
#16264
21M
21.00 mi14:14:462:50:078:078:40
8:40
#16117
35K
21.75 mi14:20:442:56:058:065:58
7:59
#16019
23M
23.00 mi14:30:523:06:138:0610:08
8:06
#15830
24M
24.00 mi14:38:523:14:138:068:00
8:00
#15722
40K
24.85 mi14:45:463:21:078:066:54
8:05
#15610
25.2M
25.20 mi14:48:513:24:128:073:05
8:57
#15602
FINISH
26.22 mi14:56:353:31:568:067:44
7:36
#15481
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17661112771127717740(Top 61%)11331(Top 69%)11331(Top 198%)
10K6.21 mi3.10 mi17470+19111199+7811199+7817208(Top 59%)11103(Top 68%)11103(Top 194%)
15K9.32 mi3.11 mi17563-9311236-3711236-3717740(Top 61%)11331(Top 69%)11331(Top 198%)
20K12.43 mi3.11 mi16951+61210975+26110975+26115078(Top 52%)10177(Top 62%)10177(Top 178%)
HALF13.11 mi0.68 mi16872+7910940+3510940+3515497(Top 53%)10400(Top 64%)10400(Top 182%)
25K15.53 mi2.42 mi16696+17610860+8010860+8015853(Top 55%)10451(Top 64%)10451(Top 183%)
30K18.64 mi3.11 mi16424+27210705+15510705+15515292(Top 53%)10100(Top 62%)10100(Top 176%)
20M20.00 mi1.36 mi16264+16010619+8610619+8614798(Top 51%)9814(Top 60%)9814(Top 171%)
21M21.00 mi1.00 mi16117+14710535+8410535+8414170(Top 49%)9451(Top 58%)9451(Top 165%)
35K21.75 mi0.75 mi16019+9810485+5010485+5014298(Top 49%)9464(Top 58%)9464(Top 165%)
23M23.00 mi1.25 mi15830+18910382+10310382+10313119(Top 45%)8852(Top 54%)8852(Top 155%)
24M24.00 mi1.00 mi15722+10810328+5410328+5413760(Top 47%)9060(Top 55%)9060(Top 158%)
40K24.85 mi0.85 mi15610+11210262+6610262+6612961(Top 45%)8616(Top 53%)8616(Top 151%)
25.2M25.20 mi0.35 mi15602+810240+2210240+2214330(Top 49%)9215(Top 56%)9215(Top 161%)
FINISH26.22 mi1.02 mi15481+12110180+6010180+6012099(Top 42%)8156(Top 50%)8156(Top 143%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21
+97ft-345ft

Overall

17740

Males

11331

M18-39

11331

5K→10K

3.1 - 6.2 mi

Top 59%
×5
+79ft-138ft

Overall

17208

Males

11103

M18-39

11103

10K→15K

6.2 - 9.3 mi

Top 61%
×3
+67ft-78ft

Overall

17740

Males

11331

M18-39

11331

15K→20K

9.3 - 12.4 mi

Top 52%
×5
+106ft-86ft

Overall

15078

Males

10177

M18-39

10177

20K→HALF

12.4 - 13.1 mi

Top 53%
×2
+19ft-37ft

Overall

15497

Males

10400

M18-39

10400

HALF→25K

13.1 - 15.5 mi

Top 55%
×4
+66ft-88ft

Overall

15853

Males

10451

M18-39

10451

25K→30K

15.5 - 18.6 mi

Top 53%
×9
+181ft-148ft

Overall

15292

Males

10100

M18-39

10100

30K→20M

18.6 - 20.0 mi

Top 51%
×5
+64ft-50ft

Overall

14798

Males

9814

M18-39

9814

20M→21M

20.0 - 21.0 mi

Top 49%
×8
+106ft-24ft

Overall

14170

Males

9451

M18-39

9451

21M→35K

21.0 - 21.8 mi

Top 49%
×7
+17ft-86ft

Overall

14298

Males

9464

M18-39

9464

35K→23M

21.8 - 23.0 mi

Top 45%
×5
+23ft-63ft

Overall

13119

Males

8852

M18-39

8852

23M→24M

23.0 - 24.0 mi

Top 47%
×6
+12ft-82ft

Overall

13760

Males

9060

M18-39

9060

24M→40K

24.0 - 24.9 mi

Top 45%
×1
+6ft-20ft

Overall

12961

Males

8616

M18-39

8616

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1
+13ft-16ft

Overall

14330

Males

9215

M18-39

9215

25.2M→FINISH

25.2 - 26.2 mi

Top 42%
×2
+22ft-21ft

Overall

12099

Males

8156

M18-39

8156

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2888*
Passed By
664
Net Change
+2180
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17661
5K10K375*184+191#17661#17470
10K15K151200-93#17470#17563
15K20K619*7+612#17563#16951
20KHALF889+79#16951#16872
HALF25K224*48+176#16872#16696
25K30K334*62+272#16696#16424
30K20M19030+160#16424#16264
20M21M17124+147#16264#16117
21M35K11113+98#16117#16019
35K23M210*21+189#16019#15830
23M24M12820+108#15830#15722
24M40K1197+112#15722#15610
40K25.2M3830+8#15610#15602
25.2MFINISH1309+121#15602#15481
TOTALS2888*664+2180

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

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