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BOSTON MARATHON 2023

Martin Lambertucci

Bib: 31223•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
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
9:09/mi
28:26
↑ 97↓ 3451.5%
10K· 6.21 mi
8:54/mi
56:04
↑ 79↓ 1380.4%
15K· 9.32 mi
9:01/mi
1:24:05
↑ 67↓ 78
20K· 12.43 mi
9:14/mi
1:52:46
↑ 106↓ 860.1%
Half· 13.11 mi
9:13/mi
1:59:03
↑ 19↓ 370.5%
25K· 15.53 mi
9:40/mi
2:22:29
↑ 66↓ 880.2%
30K· 18.64 mi
10:21/mi
2:54:37
↑ 181↓ 1480.2%
20M
10:12/mi
3:08:29
↑ 64↓ 500.2%
21M
11:21/mi
3:19:50
↑ 106↓ 241.6%
35K· 21.75 mi
10:08/mi
3:27:25
↑ 17↓ 861.7%
23M
10:07/mi
3:40:05
↑ 23↓ 630.6%
24M
9:51/mi
3:49:56
↓ 821.3%
40K· 24.85 mi
10:12/mi
3:58:39
↓ 200.3%
25.2M
11:36/mi
4:02:39
↑ 13↓ 160.2%
Finish· 26.22 mi
10:37/mi
4:13:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:03
Pace9:05 /mi
2nd Half
Distance13.11 mi
Time2:14:25
Pace10:15 /mi
📊Positive Split: 12.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0328:269:0928:26
9:09
-
10K
6.21 mi12:16:4156:049:0127:38
8:54
-0:15
15K
9.32 mi12:44:421:24:059:0128:01
9:01
+0:07
20K
12.43 mi13:13:231:52:469:0428:41
9:14
+0:13
Half
13.11 mi13:19:401:59:039:056:17
9:13
-0:01
25K
15.53 mi13:43:062:22:299:1023:26
9:40
+0:27
30K
18.64 mi14:15:142:54:379:2232:08
10:21
+0:41
20M
20.00 mi14:29:063:08:299:2513:52
10:12
-0:09
21M
21.00 mi14:40:273:19:509:3111:21
11:21
+1:09
35K
21.75 mi14:48:023:27:259:327:35
10:08
-1:13
23M
23.00 mi15:00:423:40:059:3412:40
10:07
-0:01
24M
24.00 mi15:10:333:49:569:359:51
9:51
-0:16
40K
24.85 mi15:19:163:58:399:368:43
10:12
+0:21
25.2M
25.20 mi15:23:164:02:399:384:00
11:36
+1:24
Finish
26.22 mi15:34:054:13:289:4010:49
10:37
-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

8:54 /mi

Average Pace

9:40 /mi

Slowest Pace

11:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:29

56% of race

Time at Steady Pace

1:24:49

33% of race

Time at Slower Pace

26:10

10% of race

Average Pace: 9:40 /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 mi11:49:0328:269:0928:26
9:09
#21047
10K
6.21 mi12:16:4156:049:0127:38
8:54
#20730
15K
9.32 mi12:44:421:24:059:0128:01
9:01
#20662
20K
12.43 mi13:13:231:52:469:0428:41
9:14
#20672
Half
13.11 mi13:19:401:59:039:056:17
9:13
#20691
25K
15.53 mi13:43:062:22:299:1023:26
9:40
#20842
30K
18.64 mi14:15:142:54:379:2232:08
10:21
#21068
20M
20.00 mi14:29:063:08:299:2513:52
10:12
#21044
21M
21.00 mi14:40:273:19:509:3111:21
11:21
#21078
35K
21.75 mi14:48:023:27:259:327:35
10:08
#21100
23M
23.00 mi15:00:423:40:059:3412:40
10:07
#21025
24M
24.00 mi15:10:333:49:569:359:51
9:51
#20988
40K
24.85 mi15:19:163:58:399:368:43
10:12
#20949
25.2M
25.20 mi15:23:164:02:399:384:00
11:36
#20966
Finish
26.22 mi15:34:054:13:289:4010:49
10:37
#21084
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi21047126301263020576(Top 77%)12558(Top 83%)12558(Top 612%)
10K6.21 mi3.10 mi20730+31712551+7912551+7920395(Top 77%)12454(Top 82%)12454(Top 607%)
15K9.32 mi3.11 mi20662+6812539+1212539+1220576(Top 77%)12558(Top 83%)12558(Top 612%)
20K12.43 mi3.11 mi20672-1012562-2312562-2320705(Top 78%)12623(Top 83%)12623(Top 615%)
Half13.11 mi0.68 mi20691-1912570-812570-821168(Top 80%)12800(Top 84%)12800(Top 624%)
25K15.53 mi2.42 mi20842-15112648-7812648-7821337(Top 80%)12854(Top 85%)12854(Top 626%)
30K18.64 mi3.11 mi21068-22612725-7712725-7721868(Top 82%)13018(Top 86%)13018(Top 634%)
20M20.00 mi1.36 mi21044+2412702+2312702+2321009(Top 79%)12569(Top 83%)12569(Top 613%)
21M21.00 mi1.00 mi21078-3412692+1012692+1021586(Top 81%)12788(Top 84%)12788(Top 623%)
35K21.75 mi0.75 mi21100-2212702-1012702-1021627(Top 81%)12763(Top 84%)12763(Top 622%)
23M23.00 mi1.25 mi21025+7512660+4212660+4220335(Top 76%)12167(Top 80%)12167(Top 593%)
24M24.00 mi1.00 mi20988+3712628+3212628+3220373(Top 77%)12162(Top 80%)12162(Top 593%)
40K24.85 mi0.85 mi20949+3912601+2712601+2720469(Top 77%)12132(Top 80%)12132(Top 591%)
25.2M25.20 mi0.35 mi20966-1712603-212603-221737(Top 82%)12731(Top 84%)12731(Top 620%)
Finish26.22 mi1.02 mi21084-11812644-4112644-4123230(Top 87%)13444(Top 89%)13444(Top 655%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

20576

Males

12558

M50-54

12558

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

20395

Males

12454

M50-54

12454

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

20576

Males

12558

M50-54

12558

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

20705

Males

12623

M50-54

12623

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

21168

Males

12800

M50-54

12800

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

21337

Males

12854

M50-54

12854

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

21868

Males

13018

M50-54

13018

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

21009

Males

12569

M50-54

12569

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

21586

Males

12788

M50-54

12788

21M→35K

21.0 - 21.8 mi

Top 81%
×7story building
+17ft-86ft

Overall

21627

Males

12763

M50-54

12763

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

20335

Males

12167

M50-54

12167

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

20373

Males

12162

M50-54

12162

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

20469

Males

12132

M50-54

12132

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

21737

Males

12731

M50-54

12731

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23230

Males

13444

M50-54

13444

Passing Analysis

Category:
Athletes Passed
1437
Passed By
1474
Net Change
-37
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21047
5K → 10K487170+317#21047#20730
10K → 15K212144+68#20730#20662
15K → 20K161171-10#20662#20672
20K → Half1837-19#20672#20691
Half → 25K58209-151#20691#20842
25K → 30K83309-226#20842#21068
30K → 20M8258+24#21068#21044
20M → 21M4983-34#21044#21078
21M → 35K3658-22#21078#21100
35K → 23M10126+75#21100#21025
23M → 24M6124+37#21025#20988
24M → 40K5213+39#20988#20949
40K → 25.2M1835-17#20949#20966
25.2M → Finish19137-118#20966#21084
TOTALS14371474-37
📊

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