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BOSTON MARATHON 2023

Geoffrey Rouin

Bib: 1894•M

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 4%
Gender (Male)
#0 / 15176
Top 6%
Division (M18-39)
#0 / 5285
Top 14%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:57
Rank: #895
Start → 5K
6:06/mi
18:57 split
10K· 6.21 mi
37:23
Rank: #769 (+126)
5K → 10K
5:56/mi
18:26 split
15K· 9.32 mi
56:09
Rank: #768 (+1)
10K → 15K
6:02/mi
18:46 split
20K· 12.43 mi
1:14:53
Rank: #720 (+48)
15K → 20K
6:02/mi
18:44 split
Half· 13.11 mi
1:18:59
Rank: #718 (+2)
20K → Half
6:01/mi
4:06 split
25K· 15.53 mi
1:33:33
Rank: #690 (+28)
Half → 25K
6:00/mi
14:34 split
30K· 18.64 mi
1:52:36
Rank: #653 (+37)
25K → 30K
6:08/mi
19:03 split
20M
2:00:55
Rank: #634 (+19)
30K → 20M
6:07/mi
8:19 split
21M
2:07:30
Rank: #635 (-1)
20M → 21M
6:35/mi
6:35 split
35K· 21.75 mi
2:12:04
Rank: #639 (-4)
21M → 35K
6:06/mi
4:34 split
23M
2:20:27
Rank: #672 (-33)
35K → 23M
6:42/mi
8:23 split
24M
2:27:34
Rank: #760 (-88)
23M → 24M
7:07/mi
7:07 split
40K· 24.85 mi
2:34:02
Rank: #845 (-85)
24M → 40K
7:34/mi
6:28 split
25.2M
2:36:48
Rank: #877 (-32)
40K → 25.2M
8:01/mi
2:46 split
Finish· 26.22 mi
2:43:47
Rank: #936 (-59)
25.2M → Finish
6:51/mi
6:59 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:59
Pace6:01 /mi
2nd Half
Distance13.11 mi
Time1:24:48
Pace6:28 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3418:576:0618:57
6:06
-
10K
6.21 mi10:38:0037:236:0118:26
5:56
-0:10
15K
9.32 mi10:56:4656:096:0118:46
6:02
+0:06
20K
12.43 mi11:15:301:14:536:0218:44
6:02
0:00
Half
13.11 mi11:19:361:18:596:014:06
6:01
-0:01
25K
15.53 mi11:34:101:33:336:0114:34
6:00
-0:01
30K
18.64 mi11:53:131:52:366:0219:03
6:08
+0:08
20M
20.00 mi12:01:322:00:556:038:19
6:07
-0:01
21M
21.00 mi12:08:072:07:306:046:35
6:35
+0:28
35K
21.75 mi12:12:412:12:046:044:34
6:06
-0:29
23M
23.00 mi12:21:042:20:276:068:23
6:42
+0:36
24M
24.00 mi12:28:112:27:346:097:07
7:07
+0:25
40K
24.85 mi12:34:392:34:026:126:28
7:34
+0:27
25.2M
25.20 mi12:37:252:36:486:132:46
8:01
+0:27
Finish
26.22 mi12:44:242:43:476:156:59
6:51
-1:10

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

5:56 /mi

Average Pace

6:15 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:05:29

77% of race

Time at Slower Pace

38:18

23% of race

Average Pace: 6:15 /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 mi10:19:3418:576:0618:57
6:06
#895
10K
6.21 mi10:38:0037:236:0118:26
5:56
#769
15K
9.32 mi10:56:4656:096:0118:46
6:02
#768
20K
12.43 mi11:15:301:14:536:0218:44
6:02
#720
Half
13.11 mi11:19:361:18:596:014:06
6:01
#718
25K
15.53 mi11:34:101:33:336:0114:34
6:00
#690
30K
18.64 mi11:53:131:52:366:0219:03
6:08
#653
20M
20.00 mi12:01:322:00:556:038:19
6:07
#634
21M
21.00 mi12:08:072:07:306:046:35
6:35
#635
35K
21.75 mi12:12:412:12:046:044:34
6:06
#639
23M
23.00 mi12:21:042:20:276:068:23
6:42
#672
24M
24.00 mi12:28:112:27:346:097:07
7:07
#760
40K
24.85 mi12:34:392:34:026:126:28
7:34
#845
25.2M
25.20 mi12:37:252:36:486:132:46
8:01
#877
Finish
26.22 mi12:44:242:43:476:156:59
6:51
#936
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi895841841804(Top 3%)758(Top 5%)758(Top 14%)
10K6.21 mi3.10 mi769+126725+116725+116653(Top 2%)610(Top 4%)610(Top 12%)
15K9.32 mi3.11 mi768+1724+1724+1804(Top 3%)758(Top 5%)758(Top 14%)
20K12.43 mi3.11 mi720+48677+47677+47623(Top 2%)583(Top 4%)583(Top 11%)
Half13.11 mi0.68 mi718+2675+2675+2792(Top 3%)751(Top 5%)751(Top 14%)
25K15.53 mi2.42 mi690+28648+27648+27558(Top 2%)519(Top 3%)519(Top 10%)
30K18.64 mi3.11 mi653+37612+36612+36556(Top 2%)522(Top 3%)522(Top 10%)
20M20.00 mi1.36 mi634+19593+19593+19520(Top 2%)486(Top 3%)486(Top 9%)
21M21.00 mi1.00 mi635-1594-1594-1830(Top 3%)786(Top 5%)786(Top 15%)
35K21.75 mi0.75 mi639-4598-4598-4933(Top 4%)885(Top 6%)885(Top 17%)
23M23.00 mi1.25 mi672-33630-32630-322141(Top 8%)2021(Top 13%)2021(Top 38%)
24M24.00 mi1.00 mi760-88717-87717-875245(Top 20%)4590(Top 30%)4590(Top 87%)
40K24.85 mi0.85 mi845-85799-82799-827043(Top 26%)5636(Top 37%)5636(Top 107%)
25.2M25.20 mi0.35 mi877-32831-32831-326495(Top 24%)5221(Top 34%)5221(Top 99%)
Finish26.22 mi1.02 mi936-59889-58889-584323(Top 16%)3781(Top 25%)3781(Top 72%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

804

Males

758

M18-39

758

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

653

Males

610

M18-39

610

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

804

Males

758

M18-39

758

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

623

Males

583

M18-39

583

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

792

Males

751

M18-39

751

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

558

Males

519

M18-39

519

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

556

Males

522

M18-39

522

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

520

Males

486

M18-39

486

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

830

Males

786

M18-39

786

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

933

Males

885

M18-39

885

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2141

Males

2021

M18-39

2021

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5245

Males

4590

M18-39

4590

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7043

Males

5636

M18-39

5636

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6495

Males

5221

M18-39

5221

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4323

Males

3781

M18-39

3781

Passing Analysis

Category:
Athletes Passed
334
Passed By
375
Net Change
-41
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#895
5K → 10K1315+126#895#769
10K → 15K1615+1#769#768
15K → 20K535+48#768#720
20K → Half64+2#720#718
Half → 25K302+28#718#690
25K → 30K4811+37#690#653
30K → 20M212+19#653#634
20M → 21M1112-1#634#635
21M → 35K37-4#635#639
35K → 23M942-33#639#672
23M → 24M189-88#672#760
24M → 40K085-85#760#845
40K → 25.2M133-32#845#877
25.2M → Finish463-59#877#936
TOTALS334375-41
📊

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