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BOSTON MARATHON 2023

Marc-Antoine Guay

Bib: 2412•M

QC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 3%
Division (M18-39)
#0 / 5285
Top 7%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:08
Rank: #1033
Start → 5K
19:08 | 6:10/mi
10K· 6.21 mi
37:56
Rank: #979 (+54)
5K → 10K
18:48 | 6:03/mi
15K· 9.32 mi
56:47
Rank: #939 (+40)
10K → 15K
18:51 | 6:04/mi
20K· 12.43 mi
1:15:48
Rank: #906 (+33)
15K → 20K
19:01 | 6:07/mi
Half· 13.11 mi
1:19:54
Rank: #893 (+13)
20K → Half
4:06 | 6:01/mi
25K· 15.53 mi
1:34:36
Rank: #831 (+62)
Half → 25K
14:42 | 6:04/mi
30K· 18.64 mi
1:53:34
Rank: #761 (+70)
25K → 30K
18:58 | 6:06/mi
20M
2:01:48
Rank: #723 (+38)
30K → 20M
8:14 | 6:04/mi
21M
2:08:01
Rank: #675 (+48)
20M → 21M
6:13 | 6:13/mi
35K· 21.75 mi
2:12:07
Rank: #643 (+32)
21M → 35K
4:06 | 5:29/mi
23M
2:19:12
Rank: #573 (+70)
35K → 23M
7:05 | 5:39/mi
24M
2:24:37
Rank: #522 (+51)
23M → 24M
5:25 | 5:25/mi
40K· 24.85 mi
2:29:23
Rank: #482 (+40)
24M → 40K
4:46 | 5:35/mi
25.2M
2:31:27
Rank: #470 (+12)
40K → 25.2M
2:04 | 6:00/mi
Finish· 26.22 mi
2:37:08
Rank: #439 (+31)
25.2M → Finish
5:41 | 5:35/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:19:54
Pace6:06 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:17:14
Pace5:53 /mi
📊Negative Split: 3.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:4819:086:1019:08
6:10
-
10K
6.21 mi10:38:3637:566:0618:48
6:03
-0:07
15K
9.32 mi10:57:2756:476:0618:51
6:04
+0:01
20K
12.43 mi11:16:281:15:486:0619:01
6:07
+0:03
Half
13.11 mi11:20:341:19:546:064:06
6:01
-0:06
25K
15.53 mi11:35:161:34:366:0514:42
6:04
+0:03
30K
18.64 mi11:54:141:53:346:0618:58
6:06
+0:02
20M
20.00 mi12:02:282:01:486:058:14
6:04
-0:02
21M
21.00 mi12:08:412:08:016:066:13
6:13
+0:09
35K
21.75 mi12:12:472:12:076:044:06
5:29
-0:44
23M
23.00 mi12:19:522:19:126:037:05
5:39
+0:10
24M
24.00 mi12:25:172:24:376:025:25
5:25
-0:14
40K
24.85 mi12:30:032:29:236:014:46
5:35
+0:10
25.2M
25.20 mi12:32:072:31:276:012:04
6:00
+0:25
Finish
26.22 mi12:37:482:37:086:005:41
5:35
-0:25

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

5:25 /mi

Average Pace

6:00 /mi

Slowest Pace

6:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

27:03

17% of race

Time at Steady Pace

2:10:05

83% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:00 /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 mi10:19:4819:086:1019:08
6:10
#1033
10K
6.21 mi10:38:3637:566:0618:48
6:03
#979
15K
9.32 mi10:57:2756:476:0618:51
6:04
#939
20K
12.43 mi11:16:281:15:486:0619:01
6:07
#906
Half
13.11 mi11:20:341:19:546:064:06
6:01
#893
25K
15.53 mi11:35:161:34:366:0514:42
6:04
#831
30K
18.64 mi11:54:141:53:346:0618:58
6:06
#761
20M
20.00 mi12:02:282:01:486:058:14
6:04
#723
21M
21.00 mi12:08:412:08:016:066:13
6:13
#675
35K
21.75 mi12:12:472:12:076:044:06
5:29
#643
23M
23.00 mi12:19:522:19:126:037:05
5:39
#573
24M
24.00 mi12:25:172:24:376:025:25
5:25
#522
40K
24.85 mi12:30:032:29:236:014:46
5:35
#482
25.2M
25.20 mi12:32:072:31:276:012:04
6:00
#470
Finish
26.22 mi12:37:482:37:086:005:41
5:35
#439
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1033975975864(Top 3%)817(Top 5%)817(Top 15%)
10K6.21 mi3.10 mi979+54924+51924+51925(Top 3%)876(Top 6%)876(Top 17%)
15K9.32 mi3.11 mi939+40888+36888+36864(Top 3%)817(Top 5%)817(Top 15%)
20K12.43 mi3.11 mi906+33858+30858+30827(Top 3%)783(Top 5%)783(Top 15%)
Half13.11 mi0.68 mi893+13845+13845+13754(Top 3%)713(Top 5%)713(Top 13%)
25K15.53 mi2.42 mi831+62785+60785+60643(Top 2%)602(Top 4%)602(Top 11%)
30K18.64 mi3.11 mi761+70719+66719+66513(Top 2%)480(Top 3%)480(Top 9%)
20M20.00 mi1.36 mi723+38681+38681+38425(Top 2%)391(Top 3%)391(Top 7%)
21M21.00 mi1.00 mi675+48633+48633+48258(Top 1.0%)234(Top 2%)234(Top 4%)
35K21.75 mi0.75 mi643+32601+32601+3296(Top 0.4%)78(Top 0.5%)78(Top 1%)
23M23.00 mi1.25 mi573+70534+67534+6787(Top 0.3%)71(Top 0.5%)71(Top 1%)
24M24.00 mi1.00 mi522+51484+50484+5055(Top 0.2%)41(Top 0.3%)41(Top 0.8%)
40K24.85 mi0.85 mi482+40446+38446+3860(Top 0.2%)50(Top 0.3%)50(Top 0.9%)
25.2M25.20 mi0.35 mi470+12434+12434+1274(Top 0.3%)68(Top 0.4%)68(Top 1%)
Finish26.22 mi1.02 mi439+31404+30404+30133(Top 0.5%)119(Top 0.8%)119(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

864

Males

817

M18-39

817

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

925

Males

876

M18-39

876

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

864

Males

817

M18-39

817

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

827

Males

783

M18-39

783

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

754

Males

713

M18-39

713

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

643

Males

602

M18-39

602

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

513

Males

480

M18-39

480

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

425

Males

391

M18-39

391

20M→21M

20.0 - 21.0 mi

Top 1.0%
×8stories
+106ft-24ft

Overall

258

Males

234

M18-39

234

21M→35K

21.0 - 21.8 mi

Top 0.4%
×7stories
+17ft-86ft

Overall

96

Males

78

M18-39

78

35K→23M

21.8 - 23.0 mi

Top 0.3%
×5stories
+23ft-63ft

Overall

87

Males

71

M18-39

71

23M→24M

23.0 - 24.0 mi

Top 0.2%
×6stories
+12ft-82ft

Overall

55

Males

41

M18-39

41

24M→40K

24.0 - 24.9 mi

Top 0.2%
×1story
+6ft-20ft

Overall

60

Males

50

M18-39

50

40K→25.2M

24.9 - 25.2 mi

Top 0.3%
×1story
+13ft-16ft

Overall

74

Males

68

M18-39

68

25.2M→Finish

25.2 - 26.2 mi

Top 0.5%
×2stories
+22ft-21ft

Overall

133

Males

119

M18-39

119

Passing Analysis

Category:
Athletes Passed
654
Passed By
60
Net Change
+594
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1033
5K → 10K8026+54#1033#979
10K → 15K5313+40#979#939
15K → 20K4916+33#939#906
20K → Half152+13#906#893
Half → 25K631+62#893#831
25K → 30K711+70#831#761
30K → 20M380+38#761#723
20M → 21M480+48#723#675
21M → 35K320+32#675#643
35K → 23M700+70#643#573
23M → 24M510+51#573#522
24M → 40K400+40#522#482
40K → 25.2M120+12#482#470
25.2M → Finish321+31#470#439
TOTALS65460+594
📊

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