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BOSTON MARATHON 2023

John Murray

Bib: 29516•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
31:28
Rank: #23755
Start → 5K
31:28 | 10:08/mi
10K· 6.21 mi
1:02:35
Rank: #23787 (-32)
5K → 10K
31:07 | 10:01/mi
15K· 9.32 mi
1:32:44
Rank: #23487 (+300)
10K → 15K
30:09 | 9:42/mi
20K· 12.43 mi
2:03:55
Rank: #23363 (+124)
15K → 20K
31:11 | 10:02/mi
Half· 13.11 mi
2:11:15
Rank: #23433 (-70)
20K → Half
7:20 | 10:45/mi
25K· 15.53 mi
2:36:25
Rank: #23366 (+67)
Half → 25K
25:10 | 10:23/mi
30K· 18.64 mi
3:10:08
Rank: #23244 (+122)
25K → 30K
33:43 | 10:51/mi
20M
3:25:55
Rank: #23273 (-29)
30K → 20M
15:47 | 11:37/mi
21M
3:37:49
Rank: #23241 (+32)
20M → 21M
11:54 | 11:54/mi
35K· 21.75 mi
3:46:23
Rank: #23267 (-26)
21M → 35K
8:34 | 11:27/mi
23M
4:01:48
Rank: #23375 (-108)
35K → 23M
15:25 | 12:19/mi
24M
4:13:27
Rank: #23424 (-49)
23M → 24M
11:39 | 11:39/mi
40K· 24.85 mi
4:23:37
Rank: #23432 (-8)
24M → 40K
10:10 | 11:53/mi
25.2M
4:28:06
Rank: #23445 (-13)
40K → 25.2M
4:29 | 13:00/mi
Finish· 26.22 mi
4:38:48
Rank: #23439 (+6)
25.2M → Finish
10:42 | 10:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:15
Pace10:01 /mi
2nd Half
Distance13.11 mi
Time2:27:33
Pace11:15 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:4231:2810:0831:28
10:08
-
10K
6.21 mi12:24:491:02:3510:0431:07
10:01
-0:07
15K
9.32 mi12:54:581:32:449:5730:09
9:42
-0:19
20K
12.43 mi13:26:092:03:559:5831:11
10:02
+0:20
Half
13.11 mi13:33:292:11:1510:017:20
10:45
+0:43
25K
15.53 mi13:58:392:36:2510:0425:10
10:23
-0:22
30K
18.64 mi14:32:223:10:0810:1233:43
10:51
+0:28
20M
20.00 mi14:48:093:25:5510:1815:47
11:37
+0:46
21M
21.00 mi15:00:033:37:4910:2211:54
11:54
+0:17
35K
21.75 mi15:08:373:46:2310:258:34
11:27
-0:27
23M
23.00 mi15:24:024:01:4810:3115:25
12:19
+0:52
24M
24.00 mi15:35:414:13:2710:3411:39
11:39
-0:40
40K
24.85 mi15:45:514:23:3710:3610:10
11:53
+0:14
25.2M
25.20 mi15:50:204:28:0610:384:29
13:00
+1:07
Finish
26.22 mi16:01:024:38:4810:3810:42
10:30
-2:30

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

9:42 /mi

Average Pace

10:38 /mi

Slowest Pace

13:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:55

44% of race

Time at Steady Pace

1:16:55

28% of race

Time at Slower Pace

1:17:58

28% of race

Average Pace: 10:38 /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 mi11:53:4231:2810:0831:28
10:08
#23755
10K
6.21 mi12:24:491:02:3510:0431:07
10:01
#23787
15K
9.32 mi12:54:581:32:449:5730:09
9:42
#23487
20K
12.43 mi13:26:092:03:559:5831:11
10:02
#23363
Half
13.11 mi13:33:292:11:1510:017:20
10:45
#23433
25K
15.53 mi13:58:392:36:2510:0425:10
10:23
#23366
30K
18.64 mi14:32:223:10:0810:1233:43
10:51
#23244
20M
20.00 mi14:48:093:25:5510:1815:47
11:37
#23273
21M
21.00 mi15:00:033:37:4910:2211:54
11:54
#23241
35K
21.75 mi15:08:373:46:2310:258:34
11:27
#23267
23M
23.00 mi15:24:024:01:4810:3115:25
12:19
#23375
24M
24.00 mi15:35:414:13:2710:3411:39
11:39
#23424
40K
24.85 mi15:45:514:23:3710:3610:10
11:53
#23432
25.2M
25.20 mi15:50:204:28:0610:384:29
13:00
#23445
Finish
26.22 mi16:01:024:38:4810:3810:42
10:30
#23439
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23755139591395922818(Top 86%)13559(Top 89%)13559(Top 257%)
10K6.21 mi3.10 mi23787-3213987-2813987-2823711(Top 89%)13953(Top 92%)13953(Top 264%)
15K9.32 mi3.11 mi23487+30013862+12513862+12522818(Top 86%)13559(Top 89%)13559(Top 257%)
20K12.43 mi3.11 mi23363+12413806+5613806+5622992(Top 86%)13622(Top 90%)13622(Top 258%)
Half13.11 mi0.68 mi23433-7013845-3913845-3924580(Top 92%)14297(Top 94%)14297(Top 271%)
25K15.53 mi2.42 mi23366+6713797+4813797+4822967(Top 86%)13578(Top 89%)13578(Top 257%)
30K18.64 mi3.11 mi23244+12213717+8013717+8022877(Top 86%)13461(Top 89%)13461(Top 255%)
20M20.00 mi1.36 mi23273-2913712+513712+523690(Top 89%)13774(Top 91%)13774(Top 261%)
21M21.00 mi1.00 mi23241+3213690+2213690+2222593(Top 85%)13240(Top 87%)13240(Top 251%)
35K21.75 mi0.75 mi23267-2613697-713697-724023(Top 90%)13861(Top 91%)13861(Top 262%)
23M23.00 mi1.25 mi23375-10813736-3913736-3924375(Top 92%)14025(Top 92%)14025(Top 265%)
24M24.00 mi1.00 mi23424-4913751-1513751-1524068(Top 90%)13852(Top 91%)13852(Top 262%)
40K24.85 mi0.85 mi23432-813747+413747+423743(Top 89%)13663(Top 90%)13663(Top 259%)
25.2M25.20 mi0.35 mi23445-1313750-313750-323951(Top 90%)13768(Top 91%)13768(Top 261%)
Finish26.22 mi1.02 mi23439+613735+1513735+1522992(Top 86%)13332(Top 88%)13332(Top 252%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

22818

Males

13559

M18-39

13559

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

23711

Males

13953

M18-39

13953

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

22818

Males

13559

M18-39

13559

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

22992

Males

13622

M18-39

13622

20K→Half

12.4 - 13.1 mi

Top 92%
×2stories
+19ft-37ft

Overall

24580

Males

14297

M18-39

14297

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

22967

Males

13578

M18-39

13578

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

22877

Males

13461

M18-39

13461

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23690

Males

13774

M18-39

13774

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

22593

Males

13240

M18-39

13240

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

24023

Males

13861

M18-39

13861

35K→23M

21.8 - 23.0 mi

Top 92%
×5stories
+23ft-63ft

Overall

24375

Males

14025

M18-39

14025

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

24068

Males

13852

M18-39

13852

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23743

Males

13663

M18-39

13663

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

23951

Males

13768

M18-39

13768

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2stories
+22ft-21ft

Overall

22992

Males

13332

M18-39

13332

Passing Analysis

Category:
Athletes Passed
1243
Passed By
927
Net Change
+316
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23755
5K → 10K185217-32#23755#23787
10K → 15K31616+300#23787#23487
15K → 20K19268+124#23487#23363
20K → Half878-70#23363#23433
Half → 25K11952+67#23433#23366
25K → 30K17957+122#23366#23244
30K → 20M4776-29#23244#23273
20M → 21M5321+32#23273#23241
21M → 35K2450-26#23241#23267
35K → 23M18126-108#23267#23375
23M → 24M1867-49#23375#23424
24M → 40K3644-8#23424#23432
40K → 25.2M1326-13#23432#23445
25.2M → Finish3529+6#23445#23439
TOTALS1243927+316
📊

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