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BOSTON MARATHON 2023

Michael Shaughnessy

Bib: 29647•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:19
Rank: #23636
Start → 5K
31:19 | 10:05/mi
10K· 6.21 mi
1:02:06
Rank: #23613 (+23)
5K → 10K
30:47 | 9:54/mi
15K· 9.32 mi
1:31:07
Rank: #23091 (+522)
10K → 15K
29:01 | 9:20/mi
20K· 12.43 mi
2:01:42
Rank: #22922 (+169)
15K → 20K
30:35 | 9:51/mi
Half· 13.11 mi
2:08:22
Rank: #22906 (+16)
20K → Half
6:40 | 9:46/mi
25K· 15.53 mi
2:34:18
Rank: #23031 (-125)
Half → 25K
25:56 | 10:42/mi
30K· 18.64 mi
3:09:39
Rank: #23200 (-169)
25K → 30K
35:21 | 11:23/mi
20M
3:25:43
Rank: #23260 (-60)
30K → 20M
16:04 | 11:49/mi
21M
3:37:56
Rank: #23253 (+7)
20M → 21M
12:13 | 12:13/mi
35K· 21.75 mi
3:46:25
Rank: #23273 (-20)
21M → 35K
8:29 | 11:20/mi
23M
4:00:54
Rank: #23271 (+2)
35K → 23M
14:29 | 11:34/mi
24M
4:12:20
Rank: #23328 (-57)
23M → 24M
11:26 | 11:26/mi
40K· 24.85 mi
4:22:53
Rank: #23374 (-46)
24M → 40K
10:33 | 12:20/mi
25.2M
4:27:20
Rank: #23392 (-18)
40K → 25.2M
4:27 | 12:54/mi
Finish· 26.22 mi
4:38:20
Rank: #23392
25.2M → Finish
11:00 | 10:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:22
Pace9:48 /mi
2nd Half
Distance13.11 mi
Time2:29:58
Pace11:26 /mi
📊Positive Split: 16.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1231:1910:0531:19
10:05
-
10K
6.21 mi12:21:591:02:0610:0030:47
9:54
-0:11
15K
9.32 mi12:51:001:31:079:4729:01
9:20
-0:34
20K
12.43 mi13:21:352:01:429:4830:35
9:51
+0:31
Half
13.11 mi13:28:152:08:229:486:40
9:46
-0:05
25K
15.53 mi13:54:112:34:189:5625:56
10:42
+0:56
30K
18.64 mi14:29:323:09:3910:1035:21
11:23
+0:41
20M
20.00 mi14:45:363:25:4310:1716:04
11:49
+0:26
21M
21.00 mi14:57:493:37:5610:2312:13
12:13
+0:24
35K
21.75 mi15:06:183:46:2510:258:29
11:20
-0:53
23M
23.00 mi15:20:474:00:5410:2814:29
11:34
+0:14
24M
24.00 mi15:32:134:12:2010:3111:26
11:26
-0:08
40K
24.85 mi15:42:464:22:5310:3510:33
12:20
+0:54
25.2M
25.20 mi15:47:134:27:2010:374:27
12:54
+0:34
Finish
26.22 mi15:58:134:38:2010:3711:00
10:48
-2:06

Checkpoints & Pacing

📈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

9:20 /mi

Average Pace

10:37 /mi

Slowest Pace

12:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:18

59% of race

Time at Steady Pace

1:25:49

31% of race

Time at Slower Pace

27:13

10% of race

Average Pace: 10:37 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:51:1231:1910:0531:19
10:05
#23636
10K
6.21 mi12:21:591:02:0610:0030:47
9:54
#23613
15K
9.32 mi12:51:001:31:079:4729:01
9:20
#23091
20K
12.43 mi13:21:352:01:429:4830:35
9:51
#22922
Half
13.11 mi13:28:152:08:229:486:40
9:46
#22906
25K
15.53 mi13:54:112:34:189:5625:56
10:42
#23031
30K
18.64 mi14:29:323:09:3910:1035:21
11:23
#23200
20M
20.00 mi14:45:363:25:4310:1716:04
11:49
#23260
21M
21.00 mi14:57:493:37:5610:2312:13
12:13
#23253
35K
21.75 mi15:06:183:46:2510:258:29
11:20
#23273
23M
23.00 mi15:20:474:00:5410:2814:29
11:34
#23271
24M
24.00 mi15:32:134:12:2010:3111:26
11:26
#23328
40K
24.85 mi15:42:464:22:5310:3510:33
12:20
#23374
25.2M
25.20 mi15:47:134:27:2010:374:27
12:54
#23392
Finish
26.22 mi15:58:134:38:2010:3711:00
10:48
#23392
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23636138941389421785(Top 82%)13098(Top 86%)13098(Top 248%)
10K6.21 mi3.10 mi23613+2313908-1413908-1423515(Top 88%)13859(Top 91%)13859(Top 262%)
15K9.32 mi3.11 mi23091+52213672+23613672+23621785(Top 82%)13098(Top 86%)13098(Top 248%)
20K12.43 mi3.11 mi22922+16913594+7813594+7822514(Top 85%)13402(Top 88%)13402(Top 254%)
Half13.11 mi0.68 mi22906+1613587+713587+722829(Top 86%)13542(Top 89%)13542(Top 256%)
25K15.53 mi2.42 mi23031-12513638-5113638-5123516(Top 88%)13812(Top 91%)13812(Top 261%)
30K18.64 mi3.11 mi23200-16913694-5613694-5623694(Top 89%)13839(Top 91%)13839(Top 262%)
20M20.00 mi1.36 mi23260-6013706-1213706-1223986(Top 90%)13887(Top 92%)13887(Top 263%)
21M21.00 mi1.00 mi23253+713696+1013696+1023082(Top 87%)13466(Top 89%)13466(Top 255%)
35K21.75 mi0.75 mi23273-2013701-513701-523886(Top 90%)13791(Top 91%)13791(Top 261%)
23M23.00 mi1.25 mi23271+213687+1413687+1423384(Top 88%)13563(Top 89%)13563(Top 257%)
24M24.00 mi1.00 mi23328-5713707-2013707-2023790(Top 89%)13714(Top 90%)13714(Top 259%)
40K24.85 mi0.85 mi23374-4613717-1013717-1024282(Top 91%)13932(Top 92%)13932(Top 264%)
25.2M25.20 mi0.35 mi23392-1813719-213719-223872(Top 90%)13719(Top 90%)13719(Top 260%)
Finish26.22 mi1.02 mi2339213711+813711+823614(Top 89%)13626(Top 90%)13626(Top 258%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

21785

Males

13098

M18-39

13098

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

23515

Males

13859

M18-39

13859

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

21785

Males

13098

M18-39

13098

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

22514

Males

13402

M18-39

13402

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

22829

Males

13542

M18-39

13542

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

23516

Males

13812

M18-39

13812

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

23694

Males

13839

M18-39

13839

30K→20M

18.6 - 20.0 mi

Top 90%
×5stories
+64ft-50ft

Overall

23986

Males

13887

M18-39

13887

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

23082

Males

13466

M18-39

13466

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

23886

Males

13791

M18-39

13791

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

23384

Males

13563

M18-39

13563

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

23790

Males

13714

M18-39

13714

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

24282

Males

13932

M18-39

13932

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

23872

Males

13719

M18-39

13719

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2stories
+22ft-21ft

Overall

23614

Males

13626

M18-39

13626

Passing Analysis

Category:
Athletes Passed
1358
Passed By
1114
Net Change
+244
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23636
5K → 10K216193+23#23636#23613
10K → 15K5264+522#23613#23091
15K → 20K22253+169#23091#22922
20K → Half3418+16#22922#22906
Half → 25K62187-125#22906#23031
25K → 30K69238-169#23031#23200
30K → 20M40100-60#23200#23260
20M → 21M4033+7#23260#23253
21M → 35K2646-20#23253#23273
35K → 23M4341+2#23273#23271
23M → 24M1875-57#23271#23328
24M → 40K2066-46#23328#23374
40K → 25.2M927-18#23374#23392
25.2M → Finish33330#23392#23392
TOTALS13581114+244
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing