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BOSTON MARATHON 2023

Matthew May

Bib: 5578•M

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 23%
Division (M18-39)
#0 / 5285
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:38
Rank: #6005
Start → 5K
6:58/mi
21:38 split
10K· 6.21 mi
42:42
Rank: #5595 (+410)
5K → 10K
6:47/mi
21:04 split
15K· 9.32 mi
1:03:28
Rank: #5067 (+528)
10K → 15K
6:41/mi
20:46 split
20K· 12.43 mi
1:24:26
Rank: #4777 (+290)
15K → 20K
6:45/mi
20:58 split
Half· 13.11 mi
1:28:57
Rank: #4700 (+77)
20K → Half
6:37/mi
4:31 split
25K· 15.53 mi
1:45:09
Rank: #4395 (+305)
Half → 25K
6:41/mi
16:12 split
30K· 18.64 mi
2:06:21
Rank: #4099 (+296)
25K → 30K
6:49/mi
21:12 split
20M
2:15:39
Rank: #3995 (+104)
30K → 20M
6:51/mi
9:18 split
21M
2:22:57
Rank: #3935 (+60)
20M → 21M
7:18/mi
7:18 split
35K· 21.75 mi
2:27:52
Rank: #3868 (+67)
21M → 35K
6:34/mi
4:55 split
23M
2:36:25
Rank: #3761 (+107)
35K → 23M
6:50/mi
8:33 split
24M
2:43:00
Rank: #3649 (+112)
23M → 24M
6:35/mi
6:35 split
40K· 24.85 mi
2:48:45
Rank: #3558 (+91)
24M → 40K
6:44/mi
5:45 split
25.2M
2:51:19
Rank: #3552 (+6)
40K → 25.2M
7:27/mi
2:34 split
Finish· 26.22 mi
2:58:26
Rank: #3631 (-79)
25.2M → Finish
6:59/mi
7:07 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:28:57
Pace6:47 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:29:29
Pace6:50 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4421:386:5821:38
6:58
-
10K
6.21 mi10:45:4842:426:5221:04
6:47
-0:11
15K
9.32 mi11:06:341:03:286:4920:46
6:41
-0:06
20K
12.43 mi11:27:321:24:266:4820:58
6:45
+0:04
Half
13.11 mi11:32:031:28:576:474:31
6:37
-0:08
25K
15.53 mi11:48:151:45:096:4616:12
6:41
+0:04
30K
18.64 mi12:09:272:06:216:4721:12
6:49
+0:08
20M
20.00 mi12:18:452:15:396:479:18
6:51
+0:02
21M
21.00 mi12:26:032:22:576:487:18
7:18
+0:27
35K
21.75 mi12:30:582:27:526:484:55
6:34
-0:44
23M
23.00 mi12:39:312:36:256:488:33
6:50
+0:16
24M
24.00 mi12:46:062:43:006:486:35
6:35
-0:15
40K
24.85 mi12:51:512:48:456:475:45
6:44
+0:09
25.2M
25.20 mi12:54:252:51:196:482:34
7:27
+0:43
Finish
26.22 mi13:01:322:58:266:497:07
6:59
-0:28

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

6:34 /mi

Average Pace

6:49 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:34

94% of race

Time at Steady Pace

9:52

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:48 /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 mi10:24:4421:386:5821:38
6:58
#6005
10K
6.21 mi10:45:4842:426:5221:04
6:47
#5595
15K
9.32 mi11:06:341:03:286:4920:46
6:41
#5067
20K
12.43 mi11:27:321:24:266:4820:58
6:45
#4777
Half
13.11 mi11:32:031:28:576:474:31
6:37
#4700
25K
15.53 mi11:48:151:45:096:4616:12
6:41
#4395
30K
18.64 mi12:09:272:06:216:4721:12
6:49
#4099
20M
20.00 mi12:18:452:15:396:479:18
6:51
#3995
21M
21.00 mi12:26:032:22:576:487:18
7:18
#3935
35K
21.75 mi12:30:582:27:526:484:55
6:34
#3868
23M
23.00 mi12:39:312:36:256:488:33
6:50
#3761
24M
24.00 mi12:46:062:43:006:486:35
6:35
#3649
40K
24.85 mi12:51:512:48:456:475:45
6:44
#3558
25.2M
25.20 mi12:54:252:51:196:482:34
7:27
#3552
Finish
26.22 mi13:01:322:58:266:497:07
6:59
#3631
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6005548854883974(Top 15%)3735(Top 25%)3735(Top 71%)
10K6.21 mi3.10 mi5595+4105153+3355153+3355082(Top 19%)4700(Top 31%)4700(Top 89%)
15K9.32 mi3.11 mi5067+5284703+4504703+4503974(Top 15%)3735(Top 25%)3735(Top 71%)
20K12.43 mi3.11 mi4777+2904455+2484455+2483957(Top 15%)3723(Top 25%)3723(Top 70%)
Half13.11 mi0.68 mi4700+774381+744381+743595(Top 14%)3403(Top 22%)3403(Top 64%)
25K15.53 mi2.42 mi4395+3054111+2704111+2703238(Top 12%)3086(Top 20%)3086(Top 58%)
30K18.64 mi3.11 mi4099+2963852+2593852+2593147(Top 12%)2967(Top 20%)2967(Top 56%)
20M20.00 mi1.36 mi3995+1043757+953757+953089(Top 12%)2903(Top 19%)2903(Top 55%)
21M21.00 mi1.00 mi3935+603704+533704+533597(Top 14%)3337(Top 22%)3337(Top 63%)
35K21.75 mi0.75 mi3868+673639+653639+652857(Top 11%)2684(Top 18%)2684(Top 51%)
23M23.00 mi1.25 mi3761+1073542+973542+972832(Top 11%)2648(Top 17%)2648(Top 50%)
24M24.00 mi1.00 mi3649+1123441+1013441+1012496(Top 9%)2332(Top 15%)2332(Top 44%)
40K24.85 mi0.85 mi3558+913359+823359+822478(Top 9%)2298(Top 15%)2298(Top 43%)
25.2M25.20 mi0.35 mi3552+63353+63353+63604(Top 14%)3232(Top 21%)3232(Top 61%)
Finish26.22 mi1.02 mi3631-793417-643417-645085(Top 19%)4320(Top 28%)4320(Top 82%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

3974

Males

3735

M18-39

3735

5K→10K

3.1 - 6.2 mi

Top 19%
×5story building
+79ft-138ft

Overall

5082

Males

4700

M18-39

4700

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

3974

Males

3735

M18-39

3735

15K→20K

9.3 - 12.4 mi

Top 15%
×5story building
+106ft-86ft

Overall

3957

Males

3723

M18-39

3723

20K→Half

12.4 - 13.1 mi

Top 14%
×2story building
+19ft-37ft

Overall

3595

Males

3403

M18-39

3403

Half→25K

13.1 - 15.5 mi

Top 12%
×4story building
+66ft-88ft

Overall

3238

Males

3086

M18-39

3086

25K→30K

15.5 - 18.6 mi

Top 12%
×9story building
+181ft-148ft

Overall

3147

Males

2967

M18-39

2967

30K→20M

18.6 - 20.0 mi

Top 12%
×5story building
+64ft-50ft

Overall

3089

Males

2903

M18-39

2903

20M→21M

20.0 - 21.0 mi

Top 14%
×8story building
+106ft-24ft

Overall

3597

Males

3337

M18-39

3337

21M→35K

21.0 - 21.8 mi

Top 11%
×7story building
+17ft-86ft

Overall

2857

Males

2684

M18-39

2684

35K→23M

21.8 - 23.0 mi

Top 11%
×5story building
+23ft-63ft

Overall

2832

Males

2648

M18-39

2648

23M→24M

23.0 - 24.0 mi

Top 9%
×6story building
+12ft-82ft

Overall

2496

Males

2332

M18-39

2332

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2478

Males

2298

M18-39

2298

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3604

Males

3232

M18-39

3232

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2story building
+22ft-21ft

Overall

5085

Males

4320

M18-39

4320

Passing Analysis

Category:
Athletes Passed
2675
Passed By
301
Net Change
+2374
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6005
5K → 10K47363+410#6005#5595
10K → 15K5313+528#5595#5067
15K → 20K30111+290#5067#4777
20K → Half792+77#4777#4700
Half → 25K3116+305#4700#4395
25K → 30K31115+296#4395#4099
30K → 20M1106+104#4099#3995
20M → 21M9838+60#3995#3935
21M → 35K769+67#3935#3868
35K → 23M11811+107#3868#3761
23M → 24M1197+112#3761#3649
24M → 40K976+91#3649#3558
40K → 25.2M1913+6#3558#3552
25.2M → Finish32111-79#3552#3631
TOTALS2675301+2374
📊

Passing Visuals

Category:
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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