Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

John Carlile

Bib: 28401 β€’M β€’Age: N/A

CO

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
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
27:21
3.11 mi
Rank: #21699
Start β†’ 5K
27:21 | 8:49/mi
10K
55:29
6.21 mi
Rank: #22417 (-718)
5K β†’ 10K
28:08 | 9:04/mi
15K
1:24:03
9.32 mi
Rank: #22807 (-390)
10K β†’ 15K
28:34 | 9:12/mi
20K
1:53:47
12.43 mi
Rank: #23184 (-377)
15K β†’ 20K
29:44 | 9:35/mi
HALF
1:59:53
13.11 mi
Rank: #23148 (+36)
20K β†’ HALF
6:06 | 8:57/mi
25K
2:26:45
15.53 mi
Rank: #23931 (-783)
HALF β†’ 25K
26:52 | 11:05/mi
30K
3:01:33
18.64 mi
Rank: #24320 (-389)
25K β†’ 30K
34:48 | 11:13/mi
20M
3:17:08
20.00 mi
Rank: #24462 (-142)
30K β†’ 20M
15:35 | 11:29/mi
21M
3:28:29
21.00 mi
Rank: #24428 (+34)
20M β†’ 21M
11:21 | 11:21/mi
35K
3:36:00
21.75 mi
Rank: #24373 (+55)
21M β†’ 35K
7:31 | 10:03/mi
23M
3:49:28
23.00 mi
Rank: #24341 (+32)
35K β†’ 23M
13:28 | 10:46/mi
24M
3:59:49
24.00 mi
Rank: #24305 (+36)
23M β†’ 24M
10:21 | 10:21/mi
40K
4:08:54
24.85 mi
Rank: #24261 (+44)
24M β†’ 40K
9:05 | 10:38/mi
25.2M
4:12:43
25.20 mi
Rank: #24236 (+25)
40K β†’ 25.2M
3:49 | 11:05/mi
FINISH
4:23:02
26.22 mi
Rank: #24224 (+12)
25.2M β†’ FINISH
10:19 | 10:08/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:59:53
Pace9:09 /mi
2nd Half
Distance13.11 mi
Time2:23:09
Pace10:56 /mi
πŸ“ŠPositive Split: 19.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:3927:218:4927:21
8:49
-
10K
6.21 mi12:18:4755:298:5628:08
9:04
+0:15
15K
9.32 mi12:47:211:24:039:0228:34
9:12
+0:08
20K
12.43 mi13:17:051:53:479:1029:44
9:35
+0:23
HALF
13.11 mi13:23:111:59:539:096:06
8:57
-0:38
25K
15.53 mi13:50:032:26:459:2726:52
11:05
+2:08
30K
18.64 mi14:24:513:01:339:4534:48
11:13
+0:08
20M
20.00 mi14:40:263:17:089:5215:35
11:29
+0:16
21M
21.00 mi14:51:473:28:299:5611:21
11:21
-0:08
35K
21.75 mi14:59:183:36:009:567:31
10:03
-1:18
23M
23.00 mi15:12:463:49:289:5913:28
10:46
+0:43
24M
24.00 mi15:23:073:59:4910:0010:21
10:21
-0:25
40K
24.85 mi15:32:124:08:5410:019:05
10:38
+0:17
25.2M
25.20 mi15:36:014:12:4310:023:49
11:05
+0:27
FINISH
26.22 mi15:46:204:23:0210:0310:19
10:08
-0:57

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

8:49 /mi

Average Pace

10:02 /mi

Slowest Pace

11:29 /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

1:59:53

46% of race

Time at Steady Pace

50:44

19% of race

Time at Slower Pace

1:32:25

35% of race

Average Pace: 10:02 /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 mi11:50:3927:218:4927:21
8:49
#21699
10K
6.21 mi12:18:4755:298:5628:08
9:04
#22417
15K
9.32 mi12:47:211:24:039:0228:34
9:12
#22807
20K
12.43 mi13:17:051:53:479:1029:44
9:35
#23184
HALF
13.11 mi13:23:111:59:539:096:06
8:57
#23148
25K
15.53 mi13:50:032:26:459:2726:52
11:05
#23931
30K
18.64 mi14:24:513:01:339:4534:48
11:13
#24320
20M
20.00 mi14:40:263:17:089:5215:35
11:29
#24462
21M
21.00 mi14:51:473:28:299:5611:21
11:21
#24428
35K
21.75 mi14:59:183:36:009:567:31
10:03
#24373
23M
23.00 mi15:12:463:49:289:5913:28
10:46
#24341
24M
24.00 mi15:23:073:59:4910:0010:21
10:21
#24305
40K
24.85 mi15:32:124:08:5410:019:05
10:38
#24261
25.2M
25.20 mi15:36:014:12:4310:023:49
11:05
#24236
FINISH
26.22 mi15:46:204:23:0210:0310:19
10:08
#24224
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 mi21699130751307523473(Top 81%)13985(Top 86%)13985(Top 244%)
10K6.21 mi3.10 mi22417-71813448-37313448-37323048(Top 79%)13769(Top 84%)13769(Top 241%)
15K9.32 mi3.11 mi22807-39013666-21813666-21823473(Top 81%)13985(Top 86%)13985(Top 244%)
20K12.43 mi3.11 mi23184-37713826-16013826-16023953(Top 83%)14194(Top 87%)14194(Top 248%)
HALF13.11 mi0.68 mi23148+3613811+1513811+1522519(Top 78%)13524(Top 83%)13524(Top 236%)
25K15.53 mi2.42 mi23931-78314199-38814199-38826449(Top 91%)15285(Top 94%)15285(Top 267%)
30K18.64 mi3.11 mi24320-38914363-16414363-16425705(Top 89%)14873(Top 91%)14873(Top 260%)
20M20.00 mi1.36 mi24462-14214414-5114414-5125676(Top 88%)14769(Top 90%)14769(Top 258%)
21M21.00 mi1.00 mi24428+3414385+2914385+2923852(Top 82%)13878(Top 85%)13878(Top 242%)
35K21.75 mi0.75 mi24373+5514349+3614349+3623270(Top 80%)13599(Top 83%)13599(Top 238%)
23M23.00 mi1.25 mi24341+3214311+3814311+3823960(Top 83%)13841(Top 85%)13841(Top 242%)
24M24.00 mi1.00 mi24305+3614270+4114270+4123724(Top 82%)13722(Top 84%)13722(Top 240%)
40K24.85 mi0.85 mi24261+4414232+3814232+3823504(Top 81%)13546(Top 83%)13546(Top 237%)
25.2M25.20 mi0.35 mi24236+2514220+1214220+1222530(Top 78%)13099(Top 80%)13099(Top 229%)
FINISH26.22 mi1.02 mi24224+1214199+2114199+2124158(Top 83%)13877(Top 85%)13877(Top 242%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
Γ—21
+97ft-345ft

Overall

23473

Males

13985

M18-39

13985

5K→10K

3.1 - 6.2 mi

Top 79%
Γ—5
+79ft-138ft

Overall

23048

Males

13769

M18-39

13769

10K→15K

6.2 - 9.3 mi

Top 81%
Γ—3
+67ft-78ft

Overall

23473

Males

13985

M18-39

13985

15K→20K

9.3 - 12.4 mi

Top 83%
Γ—5
+106ft-86ft

Overall

23953

Males

14194

M18-39

14194

20K→HALF

12.4 - 13.1 mi

Top 78%
Γ—2
+19ft-37ft

Overall

22519

Males

13524

M18-39

13524

HALF→25K

13.1 - 15.5 mi

Top 91%
Γ—4
+66ft-88ft

Overall

26449

Males

15285

M18-39

15285

25K→30K

15.5 - 18.6 mi

Top 89%
Γ—9
+181ft-148ft

Overall

25705

Males

14873

M18-39

14873

30K→20M

18.6 - 20.0 mi

Top 88%
Γ—5
+64ft-50ft

Overall

25676

Males

14769

M18-39

14769

20M→21M

20.0 - 21.0 mi

Top 82%
Γ—8
+106ft-24ft

Overall

23852

Males

13878

M18-39

13878

21M→35K

21.0 - 21.8 mi

Top 80%
Γ—7
+17ft-86ft

Overall

23270

Males

13599

M18-39

13599

35K→23M

21.8 - 23.0 mi

Top 83%
Γ—5
+23ft-63ft

Overall

23960

Males

13841

M18-39

13841

23M→24M

23.0 - 24.0 mi

Top 82%
Γ—6
+12ft-82ft

Overall

23724

Males

13722

M18-39

13722

24M→40K

24.0 - 24.9 mi

Top 81%
Γ—1
+6ft-20ft

Overall

23504

Males

13546

M18-39

13546

40K→25.2M

24.9 - 25.2 mi

Top 78%
Γ—1
+13ft-16ft

Overall

22530

Males

13099

M18-39

13099

25.2M→FINISH

25.2 - 26.2 mi

Top 83%
Γ—2
+22ft-21ft

Overall

24158

Males

13877

M18-39

13877

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
766
Passed By
1366
Net Change
-2525
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#21699
5K β†’ 10K68200-718#21699#22417
10K β†’ 15K57200-390#22417#22807
15K β†’ 20K69200-377#22807#23184
20K β†’ HALF5014+36#23184#23148
HALF β†’ 25K11200-783#23148#23931
25K β†’ 30K63200-389#23931#24320
30K β†’ 20M28170-142#24320#24462
20M β†’ 21M7339+34#24462#24428
21M β†’ 35K6611+55#24428#24373
35K β†’ 23M7341+32#24373#24341
23M β†’ 24M6529+36#24341#24305
24M β†’ 40K6521+44#24305#24261
40K β†’ 25.2M338+25#24261#24236
25.2M β†’ FINISH4533+12#24236#24224
TOTALS7661366-2525
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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

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