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BOSTON MARATHON 2023

Matthew Petrocelli

Bib: 431•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 0.7%
Gender (Male)
#0 / 15176
Top 1%
Division (M18-39)
#0 / 5285
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:02
Rank: #391
Start → 5K
18:02 | 5:48/mi
10K· 6.21 mi
35:52
Rank: #376 (+15)
5K → 10K
17:50 | 5:44/mi
15K· 9.32 mi
53:41
Rank: #342 (+34)
10K → 15K
17:49 | 5:44/mi
20K· 12.43 mi
1:11:38
Rank: #320 (+22)
15K → 20K
17:57 | 5:47/mi
Half· 13.11 mi
1:15:28
Rank: #316 (+4)
20K → Half
3:50 | 5:37/mi
25K· 15.53 mi
1:29:18
Rank: #297 (+19)
Half → 25K
13:50 | 5:42/mi
30K· 18.64 mi
1:47:41
Rank: #284 (+13)
25K → 30K
18:23 | 5:55/mi
20M
1:55:27
Rank: #262 (+22)
30K → 20M
7:46 | 5:43/mi
21M
2:01:28
Rank: #246 (+16)
20M → 21M
6:01 | 6:01/mi
35K· 21.75 mi
2:05:37
Rank: #232 (+14)
21M → 35K
4:09 | 5:33/mi
23M
2:12:47
Rank: #216 (+16)
35K → 23M
7:10 | 5:43/mi
24M
2:18:17
Rank: #199 (+17)
23M → 24M
5:30 | 5:30/mi
40K· 24.85 mi
2:23:11
Rank: #188 (+11)
24M → 40K
4:54 | 5:44/mi
25.2M
2:25:18
Rank: #185 (+3)
40K → 25.2M
2:07 | 6:08/mi
Finish· 26.22 mi
2:31:05
Rank: #176 (+9)
25.2M → Finish
5:47 | 5:41/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:15:28
Pace5:45 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:15:37
Pace5:46 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1518:025:4818:02
5:48
-
10K
6.21 mi10:36:0535:525:4617:50
5:44
-0:04
15K
9.32 mi10:53:5453:415:4617:49
5:44
0:00
20K
12.43 mi11:11:511:11:385:4617:57
5:47
+0:03
Half
13.11 mi11:15:411:15:285:453:50
5:37
-0:10
25K
15.53 mi11:29:311:29:185:4513:50
5:42
+0:05
30K
18.64 mi11:47:541:47:415:4718:23
5:55
+0:13
20M
20.00 mi11:55:401:55:275:467:46
5:43
-0:12
21M
21.00 mi12:01:412:01:285:476:01
6:01
+0:18
35K
21.75 mi12:05:502:05:375:474:09
5:33
-0:28
23M
23.00 mi12:13:002:12:475:467:10
5:43
+0:10
24M
24.00 mi12:18:302:18:175:465:30
5:30
-0:13
40K
24.85 mi12:23:242:23:115:464:54
5:44
+0:14
25.2M
25.20 mi12:25:312:25:185:462:07
6:08
+0:24
Finish
26.22 mi12:31:182:31:055:465:47
5:41
-0:27

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

5:30 /mi

Average Pace

5:46 /mi

Slowest Pace

6:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:28:58

99% of race

Time at Steady Pace

2:07

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:46 /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 mi10:18:1518:025:4818:02
5:48
#391
10K
6.21 mi10:36:0535:525:4617:50
5:44
#376
15K
9.32 mi10:53:5453:415:4617:49
5:44
#342
20K
12.43 mi11:11:511:11:385:4617:57
5:47
#320
Half
13.11 mi11:15:411:15:285:453:50
5:37
#316
25K
15.53 mi11:29:311:29:185:4513:50
5:42
#297
30K
18.64 mi11:47:541:47:415:4718:23
5:55
#284
20M
20.00 mi11:55:401:55:275:467:46
5:43
#262
21M
21.00 mi12:01:412:01:285:476:01
6:01
#246
35K
21.75 mi12:05:502:05:375:474:09
5:33
#232
23M
23.00 mi12:13:002:12:475:467:10
5:43
#216
24M
24.00 mi12:18:302:18:175:465:30
5:30
#199
40K
24.85 mi12:23:242:23:115:464:54
5:44
#188
25.2M
25.20 mi12:25:312:25:185:462:07
6:08
#185
Finish
26.22 mi12:31:182:31:055:465:47
5:41
#176
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi391356356286(Top 1%)254(Top 2%)254(Top 5%)
10K6.21 mi3.10 mi376+15341+15341+15357(Top 1%)322(Top 2%)322(Top 6%)
15K9.32 mi3.11 mi342+34309+32309+32286(Top 1%)254(Top 2%)254(Top 5%)
20K12.43 mi3.11 mi320+22288+21288+21269(Top 1%)241(Top 2%)241(Top 5%)
Half13.11 mi0.68 mi316+4284+4284+4201(Top 0.8%)179(Top 1%)179(Top 3%)
25K15.53 mi2.42 mi297+19265+19265+19173(Top 0.6%)151(Top 1.0%)151(Top 3%)
30K18.64 mi3.11 mi284+13253+12253+12277(Top 1%)253(Top 2%)253(Top 5%)
20M20.00 mi1.36 mi262+22235+18235+18117(Top 0.4%)98(Top 0.6%)98(Top 2%)
21M21.00 mi1.00 mi246+16220+15220+15118(Top 0.4%)100(Top 0.7%)100(Top 2%)
35K21.75 mi0.75 mi232+14207+13207+13120(Top 0.5%)99(Top 0.7%)99(Top 2%)
23M23.00 mi1.25 mi216+16192+15192+15103(Top 0.4%)86(Top 0.6%)86(Top 2%)
24M24.00 mi1.00 mi199+17175+17175+1782(Top 0.3%)65(Top 0.4%)65(Top 1%)
40K24.85 mi0.85 mi188+11164+11164+11105(Top 0.4%)91(Top 0.6%)91(Top 2%)
25.2M25.20 mi0.35 mi185+3161+3161+3125(Top 0.5%)110(Top 0.7%)110(Top 2%)
Finish26.22 mi1.02 mi176+9154+7154+7208(Top 0.8%)191(Top 1%)191(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

286

Males

254

M18-39

254

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

357

Males

322

M18-39

322

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

286

Males

254

M18-39

254

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

269

Males

241

M18-39

241

20K→Half

12.4 - 13.1 mi

Top 0.8%
×2stories
+19ft-37ft

Overall

201

Males

179

M18-39

179

Half→25K

13.1 - 15.5 mi

Top 0.6%
×4stories
+66ft-88ft

Overall

173

Males

151

M18-39

151

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

277

Males

253

M18-39

253

30K→20M

18.6 - 20.0 mi

Top 0.4%
×5stories
+64ft-50ft

Overall

117

Males

98

M18-39

98

20M→21M

20.0 - 21.0 mi

Top 0.4%
×8stories
+106ft-24ft

Overall

118

Males

100

M18-39

100

21M→35K

21.0 - 21.8 mi

Top 0.5%
×7stories
+17ft-86ft

Overall

120

Males

99

M18-39

99

35K→23M

21.8 - 23.0 mi

Top 0.4%
×5stories
+23ft-63ft

Overall

103

Males

86

M18-39

86

23M→24M

23.0 - 24.0 mi

Top 0.3%
×6stories
+12ft-82ft

Overall

82

Males

65

M18-39

65

24M→40K

24.0 - 24.9 mi

Top 0.4%
×1story
+6ft-20ft

Overall

105

Males

91

M18-39

91

40K→25.2M

24.9 - 25.2 mi

Top 0.5%
×1story
+13ft-16ft

Overall

125

Males

110

M18-39

110

25.2M→Finish

25.2 - 26.2 mi

Top 0.8%
×2stories
+22ft-21ft

Overall

208

Males

191

M18-39

191

Passing Analysis

Category:
Athletes Passed
235
Passed By
20
Net Change
+215
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#391
5K → 10K2813+15#391#376
10K → 15K340+34#376#342
15K → 20K231+22#342#320
20K → Half40+4#320#316
Half → 25K190+19#316#297
25K → 30K141+13#297#284
30K → 20M220+22#284#262
20M → 21M160+16#262#246
21M → 35K140+14#246#232
35K → 23M182+16#232#216
23M → 24M170+17#216#199
24M → 40K132+11#199#188
40K → 25.2M41+3#188#185
25.2M → Finish90+9#185#176
TOTALS23520+215
📊

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