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BOSTON MARATHON 2023

Brian Leveille

Bib: 1572•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 5%
Gender (Male)
#0 / 15176
Top 8%
Division (M18-39)
#0 / 5285
Top 20%
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
6:28/mi
20:05
↑ 97↓ 3451.5%
10K· 6.21 mi
6:24/mi
39:58
↑ 79↓ 1380.4%
15K· 9.32 mi
6:23/mi
59:49
↑ 67↓ 78
20K· 12.43 mi
6:28/mi
1:19:53
↑ 106↓ 860.1%
Half· 13.11 mi
6:21/mi
1:24:13
↑ 19↓ 370.5%
25K· 15.53 mi
6:23/mi
1:39:41
↑ 66↓ 880.2%
30K· 18.64 mi
6:18/mi
1:59:16
↑ 181↓ 1480.2%
20M
6:15/mi
2:07:45
↑ 64↓ 500.2%
21M
6:32/mi
2:14:17
↑ 106↓ 241.6%
35K· 21.75 mi
5:58/mi
2:18:45
↑ 17↓ 861.7%
23M
6:20/mi
2:26:41
↑ 23↓ 630.6%
24M
6:05/mi
2:32:46
↓ 821.3%
40K· 24.85 mi
6:11/mi
2:38:03
↓ 200.3%
25.2M
6:52/mi
2:40:25
↑ 13↓ 160.2%
Finish· 26.22 mi
6:35/mi
2:47:08
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:24:13
Pace6:25 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:22:55
Pace6:20 /mi
📊Negative Split: 1.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2620:056:2820:05
6:28
-
10K
6.21 mi10:40:1939:586:2619:53
6:24
-0:04
15K
9.32 mi11:00:1059:496:2519:51
6:23
-0:01
20K
12.43 mi11:20:141:19:536:2620:04
6:28
+0:05
Half
13.11 mi11:24:341:24:136:254:20
6:21
-0:07
25K
15.53 mi11:40:021:39:416:2515:28
6:23
+0:02
30K
18.64 mi11:59:371:59:166:2419:35
6:18
-0:05
20M
20.00 mi12:08:062:07:456:238:29
6:15
-0:03
21M
21.00 mi12:14:382:14:176:246:32
6:32
+0:17
35K
21.75 mi12:19:062:18:456:234:28
5:58
-0:34
23M
23.00 mi12:27:022:26:416:237:56
6:20
+0:22
24M
24.00 mi12:33:072:32:466:226:05
6:05
-0:15
40K
24.85 mi12:38:242:38:036:225:17
6:11
+0:06
25.2M
25.20 mi12:40:462:40:256:222:22
6:52
+0:41
Finish
26.22 mi12:47:292:47:086:236:43
6:35
-0:17

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

5:58 /mi

Average Pace

6:23 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:03

95% of race

Time at Steady Pace

9:05

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:22 /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 mi10:20:2620:056:2820:05
6:28
#2081
10K
6.21 mi10:40:1939:586:2619:53
6:24
#2137
15K
9.32 mi11:00:1059:496:2519:51
6:23
#2087
20K
12.43 mi11:20:141:19:536:2620:04
6:28
#2064
Half
13.11 mi11:24:341:24:136:254:20
6:21
#2060
25K
15.53 mi11:40:021:39:416:2515:28
6:23
#1967
30K
18.64 mi11:59:371:59:166:2419:35
6:18
#1718
20M
20.00 mi12:08:062:07:456:238:29
6:15
#1637
21M
21.00 mi12:14:382:14:176:246:32
6:32
#1550
35K
21.75 mi12:19:062:18:456:234:28
5:58
#1498
23M
23.00 mi12:27:022:26:416:237:56
6:20
#1440
24M
24.00 mi12:33:072:32:466:226:05
6:05
#1375
40K
24.85 mi12:38:242:38:036:225:17
6:11
#1321
25.2M
25.20 mi12:40:462:40:256:222:22
6:52
#1316
Finish
26.22 mi12:47:292:47:086:236:43
6:35
#1352
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2081198619862020(Top 8%)1935(Top 13%)1935(Top 37%)
10K6.21 mi3.10 mi2137-562046-602046-602231(Top 8%)2134(Top 14%)2134(Top 40%)
15K9.32 mi3.11 mi2087+502001+452001+452020(Top 8%)1935(Top 13%)1935(Top 37%)
20K12.43 mi3.11 mi2064+231976+251976+252071(Top 8%)1988(Top 13%)1988(Top 38%)
Half13.11 mi0.68 mi2060+41972+41972+41953(Top 7%)1876(Top 12%)1876(Top 35%)
25K15.53 mi2.42 mi1967+931884+881884+881631(Top 6%)1561(Top 10%)1561(Top 30%)
30K18.64 mi3.11 mi1718+2491643+2411643+241922(Top 3%)877(Top 6%)877(Top 17%)
20M20.00 mi1.36 mi1637+811565+781565+78757(Top 3%)718(Top 5%)718(Top 14%)
21M21.00 mi1.00 mi1550+871482+831482+83728(Top 3%)687(Top 5%)687(Top 13%)
35K21.75 mi0.75 mi1498+521431+511431+51635(Top 2%)597(Top 4%)597(Top 11%)
23M23.00 mi1.25 mi1440+581374+571374+57932(Top 4%)887(Top 6%)887(Top 17%)
24M24.00 mi1.00 mi1375+651311+631311+63739(Top 3%)701(Top 5%)701(Top 13%)
40K24.85 mi0.85 mi1321+541259+521259+52633(Top 2%)598(Top 4%)598(Top 11%)
25.2M25.20 mi0.35 mi1316+51254+51254+51314(Top 5%)1244(Top 8%)1244(Top 24%)
Finish26.22 mi1.02 mi1352-361288-341288-342905(Top 11%)2630(Top 17%)2630(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21story building
+97ft-345ft

Overall

2020

Males

1935

M18-39

1935

5K→10K

3.1 - 6.2 mi

Top 8%
×5story building
+79ft-138ft

Overall

2231

Males

2134

M18-39

2134

10K→15K

6.2 - 9.3 mi

Top 8%
×3story building
+67ft-78ft

Overall

2020

Males

1935

M18-39

1935

15K→20K

9.3 - 12.4 mi

Top 8%
×5story building
+106ft-86ft

Overall

2071

Males

1988

M18-39

1988

20K→Half

12.4 - 13.1 mi

Top 7%
×2story building
+19ft-37ft

Overall

1953

Males

1876

M18-39

1876

Half→25K

13.1 - 15.5 mi

Top 6%
×4story building
+66ft-88ft

Overall

1631

Males

1561

M18-39

1561

25K→30K

15.5 - 18.6 mi

Top 3%
×9story building
+181ft-148ft

Overall

922

Males

877

M18-39

877

30K→20M

18.6 - 20.0 mi

Top 3%
×5story building
+64ft-50ft

Overall

757

Males

718

M18-39

718

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

728

Males

687

M18-39

687

21M→35K

21.0 - 21.8 mi

Top 2%
×7story building
+17ft-86ft

Overall

635

Males

597

M18-39

597

35K→23M

21.8 - 23.0 mi

Top 4%
×5story building
+23ft-63ft

Overall

932

Males

887

M18-39

887

23M→24M

23.0 - 24.0 mi

Top 3%
×6story building
+12ft-82ft

Overall

739

Males

701

M18-39

701

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

633

Males

598

M18-39

598

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1314

Males

1244

M18-39

1244

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

2905

Males

2630

M18-39

2630

Passing Analysis

Category:
Athletes Passed
1045
Passed By
316
Net Change
+729
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2081
5K → 10K93149-56#2081#2137
10K → 15K9141+50#2137#2087
15K → 20K6946+23#2087#2064
20K → Half139+4#2064#2060
Half → 25K10512+93#2060#1967
25K → 30K2512+249#1967#1718
30K → 20M832+81#1718#1637
20M → 21M870+87#1637#1550
21M → 35K520+52#1550#1498
35K → 23M613+58#1498#1440
23M → 24M672+65#1440#1375
24M → 40K540+54#1375#1321
40K → 25.2M116+5#1321#1316
25.2M → Finish844-36#1316#1352
TOTALS1045316+729
📊

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