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BOSTON MARATHON 2023

Sean O'Leary

Bib: 460•M

DC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 0.9%
Gender (Male)
#0 / 15176
Top 1%
Division (M18-39)
#0 / 5285
Top 4%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:38
Rank: #245
Start → 5K
17:38 | 5:41/mi
10K· 6.21 mi
35:21
Rank: #280 (-35)
5K → 10K
17:43 | 5:42/mi
15K· 9.32 mi
53:12
Rank: #289 (-9)
10K → 15K
17:51 | 5:45/mi
20K· 12.43 mi
1:11:09
Rank: #285 (+4)
15K → 20K
17:57 | 5:47/mi
Half· 13.11 mi
1:15:01
Rank: #283 (+2)
20K → Half
3:52 | 5:40/mi
25K· 15.53 mi
1:29:05
Rank: #284 (-1)
Half → 25K
14:04 | 5:48/mi
30K· 18.64 mi
1:47:26
Rank: #273 (+11)
25K → 30K
18:21 | 5:54/mi
20M
1:55:33
Rank: #270 (+3)
30K → 20M
8:07 | 5:58/mi
21M
2:01:50
Rank: #265 (+5)
20M → 21M
6:17 | 6:17/mi
35K· 21.75 mi
2:06:10
Rank: #265
21M → 35K
4:20 | 5:48/mi
23M
2:13:52
Rank: #263 (+2)
35K → 23M
7:42 | 6:09/mi
24M
2:19:52
Rank: #263
23M → 24M
6:00 | 6:00/mi
40K· 24.85 mi
2:25:09
Rank: #259 (+4)
24M → 40K
5:17 | 6:11/mi
25.2M
2:27:24
Rank: #257 (+2)
40K → 25.2M
2:15 | 6:31/mi
Finish· 26.22 mi
2:33:24
Rank: #252 (+5)
25.2M → Finish
6:00 | 5:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:15:01
Pace5:43 /mi
2nd Half
Distance13.11 mi
Time1:18:23
Pace5:59 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:4517:385:4117:38
5:41
-
10K
6.21 mi10:35:2835:215:4117:43
5:42
+0:01
15K
9.32 mi10:53:1953:125:4217:51
5:45
+0:03
20K
12.43 mi11:11:161:11:095:4417:57
5:47
+0:02
Half
13.11 mi11:15:081:15:015:433:52
5:40
-0:07
25K
15.53 mi11:29:121:29:055:4414:04
5:48
+0:08
30K
18.64 mi11:47:331:47:265:4618:21
5:54
+0:06
20M
20.00 mi11:55:401:55:335:478:07
5:58
+0:04
21M
21.00 mi12:01:572:01:505:486:17
6:17
+0:19
35K
21.75 mi12:06:172:06:105:484:20
5:48
-0:29
23M
23.00 mi12:13:592:13:525:497:42
6:09
+0:21
24M
24.00 mi12:19:592:19:525:506:00
6:00
-0:09
40K
24.85 mi12:25:162:25:095:505:17
6:11
+0:11
25.2M
25.20 mi12:27:312:27:245:512:15
6:31
+0:20
Finish
26.22 mi12:33:312:33:245:516:00
5:53
-0:38

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

5:40 /mi

Average Pace

5:51 /mi

Slowest Pace

6:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:52

94% of race

Time at Steady Pace

8:32

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:51 /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 mi10:17:4517:385:4117:38
5:41
#245
10K
6.21 mi10:35:2835:215:4117:43
5:42
#280
15K
9.32 mi10:53:1953:125:4217:51
5:45
#289
20K
12.43 mi11:11:161:11:095:4417:57
5:47
#285
Half
13.11 mi11:15:081:15:015:433:52
5:40
#283
25K
15.53 mi11:29:121:29:055:4414:04
5:48
#284
30K
18.64 mi11:47:331:47:265:4618:21
5:54
#273
20M
20.00 mi11:55:401:55:335:478:07
5:58
#270
21M
21.00 mi12:01:572:01:505:486:17
6:17
#265
35K
21.75 mi12:06:172:06:105:484:20
5:48
#265
23M
23.00 mi12:13:592:13:525:497:42
6:09
#263
24M
24.00 mi12:19:592:19:525:506:00
6:00
#263
40K
24.85 mi12:25:162:25:095:505:17
6:11
#259
25.2M
25.20 mi12:27:312:27:245:512:15
6:31
#257
Finish
26.22 mi12:33:312:33:245:516:00
5:53
#252
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi245245245317(Top 1%)284(Top 2%)284(Top 5%)
10K6.21 mi3.10 mi280-35253-8253-8314(Top 1%)280(Top 2%)280(Top 5%)
15K9.32 mi3.11 mi289-9261-8261-8317(Top 1%)284(Top 2%)284(Top 5%)
20K12.43 mi3.11 mi285+4257+4257+4273(Top 1%)245(Top 2%)245(Top 5%)
Half13.11 mi0.68 mi283+2255+2255+2246(Top 0.9%)224(Top 1%)224(Top 4%)
25K15.53 mi2.42 mi284-1256-1256-1275(Top 1%)247(Top 2%)247(Top 5%)
30K18.64 mi3.11 mi273+11244+12244+12259(Top 1.0%)235(Top 2%)235(Top 4%)
20M20.00 mi1.36 mi270+3243+1243+1314(Top 1%)289(Top 2%)289(Top 5%)
21M21.00 mi1.00 mi265+5239+4239+4324(Top 1%)297(Top 2%)297(Top 6%)
35K21.75 mi0.75 mi265239239346(Top 1%)317(Top 2%)317(Top 6%)
23M23.00 mi1.25 mi263+2237+2237+2528(Top 2%)497(Top 3%)497(Top 9%)
24M24.00 mi1.00 mi263237237534(Top 2%)504(Top 3%)504(Top 10%)
40K24.85 mi0.85 mi259+4232+5232+5613(Top 2%)578(Top 4%)578(Top 11%)
25.2M25.20 mi0.35 mi257+2230+2230+2518(Top 2%)486(Top 3%)486(Top 9%)
Finish26.22 mi1.02 mi252+5226+4226+4496(Top 2%)473(Top 3%)473(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

317

Males

284

M18-39

284

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

314

Males

280

M18-39

280

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

317

Males

284

M18-39

284

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

273

Males

245

M18-39

245

20K→Half

12.4 - 13.1 mi

Top 0.9%
×2stories
+19ft-37ft

Overall

246

Males

224

M18-39

224

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

275

Males

247

M18-39

247

25K→30K

15.5 - 18.6 mi

Top 1.0%
×9stories
+181ft-148ft

Overall

259

Males

235

M18-39

235

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

314

Males

289

M18-39

289

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

324

Males

297

M18-39

297

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

346

Males

317

M18-39

317

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

528

Males

497

M18-39

497

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

534

Males

504

M18-39

504

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

613

Males

578

M18-39

578

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

518

Males

486

M18-39

486

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

496

Males

473

M18-39

473

Passing Analysis

Category:
Athletes Passed
110
Passed By
117
Net Change
-7
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#245
5K → 10K1449-35#245#280
10K → 15K514-9#280#289
15K → 20K95+4#289#285
20K → Half20+2#285#283
Half → 25K78-1#283#284
25K → 30K165+11#284#273
30K → 20M74+3#273#270
20M → 21M94+5#270#265
21M → 35K330#265#265
35K → 23M86+2#265#263
23M → 24M770#263#263
24M → 40K106+4#263#259
40K → 25.2M31+2#259#257
25.2M → Finish105+5#257#252
TOTALS110117-7
📊

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