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BOSTON MARATHON 2023

Bryan Lamoreau

Bib: 3872•M

ME

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 11%
Division (M18-39)
#0 / 5285
Top 26%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:33/mi
20:20
↑ 97↓ 3451.5%
10K· 6.21 mi
6:25/mi
40:15
↑ 79↓ 1380.4%
15K· 9.32 mi
6:28/mi
1:00:20
↑ 67↓ 78
20K· 12.43 mi
6:31/mi
1:20:34
↑ 106↓ 860.1%
Half· 13.11 mi
6:27/mi
1:24:58
↑ 19↓ 370.5%
25K· 15.53 mi
6:26/mi
1:40:35
↑ 66↓ 880.2%
30K· 18.64 mi
6:36/mi
2:01:04
↑ 181↓ 1480.2%
20M
6:27/mi
2:09:50
↑ 64↓ 500.2%
21M
6:51/mi
2:16:41
↑ 106↓ 241.6%
35K· 21.75 mi
6:08/mi
2:21:16
↑ 17↓ 861.7%
23M
6:31/mi
2:29:26
↑ 23↓ 630.6%
24M
6:14/mi
2:35:40
↓ 821.3%
40K· 24.85 mi
6:31/mi
2:41:14
↓ 200.3%
25.2M
7:12/mi
2:43:43
↑ 13↓ 160.2%
Finish· 26.22 mi
6:13/mi
2:50:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:24:58
Pace6:29 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:25:05
Pace6:29 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5820:206:3320:20
6:33
-
10K
6.21 mi10:41:5340:156:2919:55
6:25
-0:08
15K
9.32 mi11:01:581:00:206:2820:05
6:28
+0:03
20K
12.43 mi11:22:121:20:346:2920:14
6:31
+0:03
Half
13.11 mi11:26:361:24:586:294:24
6:27
-0:04
25K
15.53 mi11:42:131:40:356:2815:37
6:26
-0:01
30K
18.64 mi12:02:422:01:046:3020:29
6:36
+0:10
20M
20.00 mi12:11:282:09:506:298:46
6:27
-0:09
21M
21.00 mi12:18:192:16:416:316:51
6:51
+0:24
35K
21.75 mi12:22:542:21:166:304:35
6:08
-0:43
23M
23.00 mi12:31:042:29:266:308:10
6:31
+0:23
24M
24.00 mi12:37:182:35:406:296:14
6:14
-0:17
40K
24.85 mi12:42:522:41:146:295:34
6:31
+0:17
25.2M
25.20 mi12:45:212:43:436:302:29
7:12
+0:41
Finish
26.22 mi12:51:412:50:036:296:20
6:13
-0:59

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

6:08 /mi

Average Pace

6:29 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:43

95% of race

Time at Steady Pace

9:20

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:29 /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 mi10:21:5820:206:3320:20
6:33
#2514
10K
6.21 mi10:41:5340:156:2919:55
6:25
#2366
15K
9.32 mi11:01:581:00:206:2820:05
6:28
#2396
20K
12.43 mi11:22:121:20:346:2920:14
6:31
#2354
Half
13.11 mi11:26:361:24:586:294:24
6:27
#2371
25K
15.53 mi11:42:131:40:356:2815:37
6:26
#2279
30K
18.64 mi12:02:422:01:046:3020:29
6:36
#2203
20M
20.00 mi12:11:282:09:506:298:46
6:27
#2097
21M
21.00 mi12:18:192:16:416:316:51
6:51
#2053
35K
21.75 mi12:22:542:21:166:304:35
6:08
#1993
23M
23.00 mi12:31:042:29:266:308:10
6:31
#1925
24M
24.00 mi12:37:182:35:406:296:14
6:14
#1865
40K
24.85 mi12:42:522:41:146:295:34
6:31
#1843
25.2M
25.20 mi12:45:212:43:436:302:29
7:12
#1840
Finish
26.22 mi12:51:412:50:036:296:20
6:13
#1794
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2514239923992421(Top 9%)2322(Top 15%)2322(Top 44%)
10K6.21 mi3.10 mi2366+1482258+1412258+1412290(Top 9%)2191(Top 14%)2191(Top 41%)
15K9.32 mi3.11 mi2396-302294-362294-362421(Top 9%)2322(Top 15%)2322(Top 44%)
20K12.43 mi3.11 mi2354+422256+382256+382344(Top 9%)2246(Top 15%)2246(Top 42%)
Half13.11 mi0.68 mi2371-172273-172273-172435(Top 9%)2334(Top 15%)2334(Top 44%)
25K15.53 mi2.42 mi2279+922185+882185+881906(Top 7%)1826(Top 12%)1826(Top 35%)
30K18.64 mi3.11 mi2203+762113+722113+721925(Top 7%)1841(Top 12%)1841(Top 35%)
20M20.00 mi1.36 mi2097+1062010+1032010+1031295(Top 5%)1234(Top 8%)1234(Top 23%)
21M21.00 mi1.00 mi2053+441967+431967+431586(Top 6%)1510(Top 10%)1510(Top 29%)
35K21.75 mi0.75 mi1993+601909+581909+581028(Top 4%)978(Top 6%)978(Top 19%)
23M23.00 mi1.25 mi1925+681844+651844+651510(Top 6%)1435(Top 9%)1435(Top 27%)
24M24.00 mi1.00 mi1865+601785+591785+591134(Top 4%)1075(Top 7%)1075(Top 20%)
40K24.85 mi0.85 mi1843+221763+221763+221561(Top 6%)1471(Top 10%)1471(Top 28%)
25.2M25.20 mi0.35 mi1840+31759+41759+42463(Top 9%)2276(Top 15%)2276(Top 43%)
Finish26.22 mi1.02 mi1794+461713+461713+461327(Top 5%)1257(Top 8%)1257(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21story building
+97ft-345ft

Overall

2421

Males

2322

M18-39

2322

5K→10K

3.1 - 6.2 mi

Top 9%
×5story building
+79ft-138ft

Overall

2290

Males

2191

M18-39

2191

10K→15K

6.2 - 9.3 mi

Top 9%
×3story building
+67ft-78ft

Overall

2421

Males

2322

M18-39

2322

15K→20K

9.3 - 12.4 mi

Top 9%
×5story building
+106ft-86ft

Overall

2344

Males

2246

M18-39

2246

20K→Half

12.4 - 13.1 mi

Top 9%
×2story building
+19ft-37ft

Overall

2435

Males

2334

M18-39

2334

Half→25K

13.1 - 15.5 mi

Top 7%
×4story building
+66ft-88ft

Overall

1906

Males

1826

M18-39

1826

25K→30K

15.5 - 18.6 mi

Top 7%
×9story building
+181ft-148ft

Overall

1925

Males

1841

M18-39

1841

30K→20M

18.6 - 20.0 mi

Top 5%
×5story building
+64ft-50ft

Overall

1295

Males

1234

M18-39

1234

20M→21M

20.0 - 21.0 mi

Top 6%
×8story building
+106ft-24ft

Overall

1586

Males

1510

M18-39

1510

21M→35K

21.0 - 21.8 mi

Top 4%
×7story building
+17ft-86ft

Overall

1028

Males

978

M18-39

978

35K→23M

21.8 - 23.0 mi

Top 6%
×5story building
+23ft-63ft

Overall

1510

Males

1435

M18-39

1435

23M→24M

23.0 - 24.0 mi

Top 4%
×6story building
+12ft-82ft

Overall

1134

Males

1075

M18-39

1075

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1561

Males

1471

M18-39

1471

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2463

Males

2276

M18-39

2276

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2story building
+22ft-21ft

Overall

1327

Males

1257

M18-39

1257

Passing Analysis

Category:
Athletes Passed
1046
Passed By
326
Net Change
+720
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2514
5K → 10K21567+148#2514#2366
10K → 15K70100-30#2366#2396
15K → 20K8038+42#2396#2354
20K → Half724-17#2354#2371
Half → 25K10614+92#2371#2279
25K → 30K10630+76#2279#2203
30K → 20M1082+106#2203#2097
20M → 21M506+44#2097#2053
21M → 35K622+60#2053#1993
35K → 23M768+68#1993#1925
23M → 24M600+60#1925#1865
24M → 40K3513+22#1865#1843
40K → 25.2M1310+3#1843#1840
25.2M → Finish5812+46#1840#1794
TOTALS1046326+720
📊

Passing Visuals

Category:
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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