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BOSTON MARATHON 2023

Alexander Cusson

Bib: 13457•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 34%
Gender (Male)
#0 / 15176
Top 48%
Masters (Masters Men)
#0 / 9891
Top 37%
Division (M50-54)
#0 / 2052
Top 34%
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
7:35/mi
23:35
↑ 97↓ 3451.5%
10K· 6.21 mi
7:27/mi
46:45
↑ 79↓ 1380.4%
15K· 9.32 mi
7:27/mi
1:09:54
↑ 67↓ 78
20K· 12.43 mi
7:35/mi
1:33:27
↑ 106↓ 860.1%
Half· 13.11 mi
7:33/mi
1:38:36
↑ 19↓ 370.5%
25K· 15.53 mi
7:36/mi
1:57:02
↑ 66↓ 880.2%
30K· 18.64 mi
7:39/mi
2:20:49
↑ 181↓ 1480.2%
20M
7:39/mi
2:31:13
↑ 64↓ 500.2%
21M
7:48/mi
2:39:01
↑ 106↓ 241.6%
35K· 21.75 mi
7:22/mi
2:44:32
↑ 17↓ 861.7%
23M
7:40/mi
2:54:08
↑ 23↓ 630.6%
24M
7:39/mi
3:01:47
↓ 821.3%
40K· 24.85 mi
7:54/mi
3:08:32
↓ 200.3%
25.2M
8:22/mi
3:11:25
↑ 13↓ 160.2%
Finish· 26.22 mi
7:53/mi
3:19:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:36
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:40:51
Pace7:42 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1323:357:3523:35
7:35
-
10K
6.21 mi11:15:2346:457:3123:10
7:27
-0:08
15K
9.32 mi11:38:321:09:547:3023:09
7:27
0:00
20K
12.43 mi12:02:051:33:277:3123:33
7:35
+0:08
Half
13.11 mi12:07:141:38:367:315:09
7:33
-0:02
25K
15.53 mi12:25:401:57:027:3218:26
7:36
+0:03
30K
18.64 mi12:49:272:20:497:3323:47
7:39
+0:03
20M
20.00 mi12:59:512:31:137:3410:24
7:39
0:00
21M
21.00 mi13:07:392:39:017:347:48
7:48
+0:09
35K
21.75 mi13:13:102:44:327:345:31
7:22
-0:26
23M
23.00 mi13:22:462:54:087:349:36
7:40
+0:18
24M
24.00 mi13:30:253:01:477:347:39
7:39
-0:01
40K
24.85 mi13:37:103:08:327:356:45
7:54
+0:15
25.2M
25.20 mi13:40:033:11:257:362:53
8:22
+0:28
Finish
26.22 mi13:48:053:19:277:378:02
7:53
-0:29

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

7:22 /mi

Average Pace

7:37 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:34

99% of race

Time at Steady Pace

2:53

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:36 /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 mi10:52:1323:357:3523:35
7:35
#10429
10K
6.21 mi11:15:2346:457:3123:10
7:27
#10248
15K
9.32 mi11:38:321:09:547:3023:09
7:27
#10035
20K
12.43 mi12:02:051:33:277:3123:33
7:35
#10004
Half
13.11 mi12:07:141:38:367:315:09
7:33
#10021
25K
15.53 mi12:25:401:57:027:3218:26
7:36
#9920
30K
18.64 mi12:49:272:20:497:3323:47
7:39
#9621
20M
20.00 mi12:59:512:31:137:3410:24
7:39
#9449
21M
21.00 mi13:07:392:39:017:347:48
7:48
#9197
35K
21.75 mi13:13:102:44:327:345:31
7:22
#9121
23M
23.00 mi13:22:462:54:087:349:36
7:40
#9004
24M
24.00 mi13:30:253:01:477:347:39
7:39
#8975
40K
24.85 mi13:37:103:08:327:356:45
7:54
#8962
25.2M
25.20 mi13:40:033:11:257:362:53
8:22
#8948
Finish
26.22 mi13:48:053:19:277:378:02
7:53
#9034
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi10429836383639765(Top 37%)8013(Top 53%)8013(Top 390%)
10K6.21 mi3.10 mi10248+1818284+798284+7910107(Top 38%)8223(Top 54%)8223(Top 401%)
15K9.32 mi3.11 mi10035+2138177+1078177+1079765(Top 37%)8013(Top 53%)8013(Top 390%)
20K12.43 mi3.11 mi10004+318157+208157+209933(Top 37%)8032(Top 53%)8032(Top 391%)
Half13.11 mi0.68 mi10021-178163-68163-610522(Top 40%)8344(Top 55%)8344(Top 407%)
25K15.53 mi2.42 mi9920+1018089+748089+749545(Top 36%)7731(Top 51%)7731(Top 377%)
30K18.64 mi3.11 mi9621+2997886+2037886+2038330(Top 31%)6882(Top 45%)6882(Top 335%)
20M20.00 mi1.36 mi9449+1727751+1357751+1357838(Top 29%)6498(Top 43%)6498(Top 317%)
21M21.00 mi1.00 mi9197+2527568+1837568+1836191(Top 23%)5339(Top 35%)5339(Top 260%)
35K21.75 mi0.75 mi9121+767512+567512+567643(Top 29%)6285(Top 41%)6285(Top 306%)
23M23.00 mi1.25 mi9004+1177426+867426+867544(Top 28%)6153(Top 41%)6153(Top 300%)
24M24.00 mi1.00 mi8975+297378+487378+488729(Top 33%)6747(Top 44%)6747(Top 329%)
40K24.85 mi0.85 mi8962+137353+257353+259275(Top 35%)6961(Top 46%)6961(Top 339%)
25.2M25.20 mi0.35 mi8948+147334+197334+198629(Top 32%)6530(Top 43%)6530(Top 318%)
Finish26.22 mi1.02 mi9034-867360-267360-2611254(Top 42%)7911(Top 52%)7911(Top 386%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

9765

Males

8013

M50-54

8013

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

10107

Males

8223

M50-54

8223

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

9765

Males

8013

M50-54

8013

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9933

Males

8032

M50-54

8032

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

10522

Males

8344

M50-54

8344

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

9545

Males

7731

M50-54

7731

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8330

Males

6882

M50-54

6882

30K→20M

18.6 - 20.0 mi

Top 29%
×5story building
+64ft-50ft

Overall

7838

Males

6498

M50-54

6498

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6191

Males

5339

M50-54

5339

21M→35K

21.0 - 21.8 mi

Top 29%
×7story building
+17ft-86ft

Overall

7643

Males

6285

M50-54

6285

35K→23M

21.8 - 23.0 mi

Top 28%
×5story building
+23ft-63ft

Overall

7544

Males

6153

M50-54

6153

23M→24M

23.0 - 24.0 mi

Top 33%
×6story building
+12ft-82ft

Overall

8729

Males

6747

M50-54

6747

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9275

Males

6961

M50-54

6961

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8629

Males

6530

M50-54

6530

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11254

Males

7911

M50-54

7911

Passing Analysis

Category:
Athletes Passed
2271*
Passed By
876
Net Change
+1395
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10429
5K → 10K404*223+181#10429#10248
10K → 15K28774+213#10248#10035
15K → 20K194*163+31#10035#10004
20K → Half2037-17#10004#10021
Half → 25K163*62+101#10021#9920
25K → 30K329*30+299#9920#9621
30K → 20M19018+172#9621#9449
20M → 21M2564+252#9449#9197
21M → 35K837+76#9197#9121
35K → 23M13821+117#9121#9004
23M → 24M8455+29#9004#8975
24M → 40K5239+13#8975#8962
40K → 25.2M3218+14#8962#8948
25.2M → Finish39125-86#8948#9034
TOTALS2271*876+1395

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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