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BOSTON MARATHON 2023

Marc-Olivier Simard

Bib: 476•M

QC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 1%
Gender (Male)
#0 / 15176
Top 2%
Division (M18-39)
#0 / 5285
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:26
Rank: #191
Start → 5K
17:26 | 5:37/mi
10K· 6.21 mi
35:06
Rank: #237 (-46)
5K → 10K
17:40 | 5:41/mi
15K· 9.32 mi
52:57
Rank: #258 (-21)
10K → 15K
17:51 | 5:45/mi
20K· 12.43 mi
1:11:03
Rank: #272 (-14)
15K → 20K
18:06 | 5:50/mi
Half· 13.11 mi
1:15:02
Rank: #285 (-13)
20K → Half
3:59 | 5:50/mi
25K· 15.53 mi
1:29:28
Rank: #303 (-18)
Half → 25K
14:26 | 5:57/mi
30K· 18.64 mi
1:48:46
Rank: #342 (-39)
25K → 30K
19:18 | 6:13/mi
20M
1:57:15
Rank: #357 (-15)
30K → 20M
8:29 | 6:15/mi
21M
2:03:57
Rank: #374 (-17)
20M → 21M
6:42 | 6:42/mi
35K· 21.75 mi
2:08:19
Rank: #373 (+1)
21M → 35K
4:22 | 5:50/mi
23M
2:15:58
Rank: #365 (+8)
35K → 23M
7:39 | 6:07/mi
24M
2:21:55
Rank: #361 (+4)
23M → 24M
5:57 | 5:57/mi
40K· 24.85 mi
2:27:11
Rank: #359 (+2)
24M → 40K
5:16 | 6:10/mi
25.2M
2:29:26
Rank: #357 (+2)
40K → 25.2M
2:15 | 6:31/mi
Finish· 26.22 mi
2:35:25
Rank: #345 (+12)
25.2M → Finish
5:59 | 5:52/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:15:02
Pace5:43 /mi
2nd Half
Distance13.11 mi
Time1:20:23
Pace6:08 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:3317:265:3717:26
5:37
-
10K
6.21 mi10:35:1335:065:3917:40
5:41
+0:04
15K
9.32 mi10:53:0452:575:4117:51
5:45
+0:04
20K
12.43 mi11:11:101:11:035:4318:06
5:50
+0:05
Half
13.11 mi11:15:091:15:025:433:59
5:50
0:00
25K
15.53 mi11:29:351:29:285:4614:26
5:57
+0:07
30K
18.64 mi11:48:531:48:465:5019:18
6:13
+0:16
20M
20.00 mi11:57:221:57:155:528:29
6:15
+0:02
21M
21.00 mi12:04:042:03:575:546:42
6:42
+0:27
35K
21.75 mi12:08:262:08:195:544:22
5:50
-0:52
23M
23.00 mi12:16:052:15:585:557:39
6:07
+0:17
24M
24.00 mi12:22:022:21:555:555:57
5:57
-0:10
40K
24.85 mi12:27:182:27:115:555:16
6:10
+0:13
25.2M
25.20 mi12:29:332:29:265:562:15
6:31
+0:21
Finish
26.22 mi12:35:322:35:255:565:59
5:52
-0:39

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

5:37 /mi

Average Pace

5:56 /mi

Slowest Pace

6:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:41

76% of race

Time at Steady Pace

30:02

19% of race

Time at Slower Pace

6:42

4% of race

Average Pace: 5:56 /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 mi10:17:3317:265:3717:26
5:37
#191
10K
6.21 mi10:35:1335:065:3917:40
5:41
#237
15K
9.32 mi10:53:0452:575:4117:51
5:45
#258
20K
12.43 mi11:11:101:11:035:4318:06
5:50
#272
Half
13.11 mi11:15:091:15:025:433:59
5:50
#285
25K
15.53 mi11:29:351:29:285:4614:26
5:57
#303
30K
18.64 mi11:48:531:48:465:5019:18
6:13
#342
20M
20.00 mi11:57:221:57:155:528:29
6:15
#357
21M
21.00 mi12:04:042:03:575:546:42
6:42
#374
35K
21.75 mi12:08:262:08:195:544:22
5:50
#373
23M
23.00 mi12:16:052:15:585:557:39
6:07
#365
24M
24.00 mi12:22:022:21:555:555:57
5:57
#361
40K
24.85 mi12:27:182:27:115:555:16
6:10
#359
25.2M
25.20 mi12:29:332:29:265:562:15
6:31
#357
Finish
26.22 mi12:35:322:35:255:565:59
5:52
#345
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi191191191319(Top 1%)286(Top 2%)286(Top 5%)
10K6.21 mi3.10 mi237-46210-19210-19287(Top 1%)257(Top 2%)257(Top 5%)
15K9.32 mi3.11 mi258-21231-21231-21319(Top 1%)286(Top 2%)286(Top 5%)
20K12.43 mi3.11 mi272-14244-13244-13337(Top 1%)305(Top 2%)305(Top 6%)
Half13.11 mi0.68 mi285-13257-13257-13433(Top 2%)401(Top 3%)401(Top 8%)
25K15.53 mi2.42 mi303-18271-14271-14472(Top 2%)436(Top 3%)436(Top 8%)
30K18.64 mi3.11 mi342-39310-39310-39703(Top 3%)666(Top 4%)666(Top 13%)
20M20.00 mi1.36 mi357-15325-15325-15732(Top 3%)693(Top 5%)693(Top 13%)
21M21.00 mi1.00 mi374-17342-17342-171070(Top 4%)1016(Top 7%)1016(Top 19%)
35K21.75 mi0.75 mi373+1341+1341+1415(Top 2%)384(Top 3%)384(Top 7%)
23M23.00 mi1.25 mi365+8334+7334+7465(Top 2%)434(Top 3%)434(Top 8%)
24M24.00 mi1.00 mi361+4329+5329+5448(Top 2%)421(Top 3%)421(Top 8%)
40K24.85 mi0.85 mi359+2327+2327+2578(Top 2%)544(Top 4%)544(Top 10%)
25.2M25.20 mi0.35 mi357+2325+2325+2522(Top 2%)490(Top 3%)490(Top 9%)
Finish26.22 mi1.02 mi345+12314+11314+11483(Top 2%)460(Top 3%)460(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

319

Males

286

M18-39

286

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

287

Males

257

M18-39

257

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

319

Males

286

M18-39

286

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

337

Males

305

M18-39

305

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

433

Males

401

M18-39

401

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

472

Males

436

M18-39

436

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

703

Males

666

M18-39

666

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

732

Males

693

M18-39

693

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1070

Males

1016

M18-39

1016

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

415

Males

384

M18-39

384

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

465

Males

434

M18-39

434

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

448

Males

421

M18-39

421

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

578

Males

544

M18-39

544

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

522

Males

490

M18-39

490

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

483

Males

460

M18-39

460

Passing Analysis

Category:
Athletes Passed
79
Passed By
233
Net Change
-154
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#191
5K → 10K349-46#191#237
10K → 15K324-21#237#258
15K → 20K519-14#258#272
20K → Half013-13#272#285
Half → 25K422-18#285#303
25K → 30K443-39#303#342
30K → 20M217-15#342#357
20M → 21M219-17#357#374
21M → 35K54+1#374#373
35K → 23M157+8#373#365
23M → 24M73+4#365#361
24M → 40K86+2#361#359
40K → 25.2M42+2#359#357
25.2M → Finish175+12#357#345
TOTALS79233-154
📊

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