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BOSTON MARATHON 2023

Massimiliano Lorenzon

Bib: 30927•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:25
Rank: #23712
Start → 5K
10:07/mi
31:25 split
10K· 6.21 mi
1:03:01
Rank: #23935 (-223)
5K → 10K
10:10/mi
31:36 split
15K· 9.32 mi
1:35:21
Rank: #24076 (-141)
10K → 15K
10:24/mi
32:20 split
20K· 12.43 mi
2:08:09
Rank: #24040 (+36)
15K → 20K
10:33/mi
32:48 split
Half· 13.11 mi
2:15:09
Rank: #24017 (+23)
20K → Half
10:16/mi
7:00 split
25K· 15.53 mi
2:40:55
Rank: #23884 (+133)
Half → 25K
10:38/mi
25:46 split
30K· 18.64 mi
3:16:48
Rank: #23916 (-32)
25K → 30K
11:33/mi
35:53 split
20M
3:33:39
Rank: #24004 (-88)
30K → 20M
12:24/mi
16:51 split
21M
3:48:02
Rank: #24130 (-126)
20M → 21M
14:23/mi
14:23 split
35K· 21.75 mi
3:56:31
Rank: #24128 (+2)
21M → 35K
11:20/mi
8:29 split
23M
4:11:53
Rank: #24155 (-27)
35K → 23M
12:16/mi
15:22 split
24M
4:22:31
Rank: #24084 (+71)
23M → 24M
10:38/mi
10:38 split
40K· 24.85 mi
4:32:17
Rank: #24044 (+40)
24M → 40K
11:25/mi
9:46 split
25.2M
4:36:21
Rank: #24031 (+13)
40K → 25.2M
11:48/mi
4:04 split
Finish· 26.22 mi
4:46:41
Rank: #23973 (+58)
25.2M → Finish
10:08/mi
10:20 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:09
Pace10:19 /mi
2nd Half
Distance13.11 mi
Time2:31:32
Pace11:34 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5731:2510:0731:25
10:07
-
10K
6.21 mi12:21:331:03:0110:0831:36
10:10
+0:03
15K
9.32 mi12:53:531:35:2110:1432:20
10:24
+0:14
20K
12.43 mi13:26:412:08:0910:1932:48
10:33
+0:09
Half
13.11 mi13:33:412:15:0910:197:00
10:16
-0:17
25K
15.53 mi13:59:272:40:5510:2225:46
10:38
+0:22
30K
18.64 mi14:35:203:16:4810:3335:53
11:33
+0:55
20M
20.00 mi14:52:113:33:3910:4116:51
12:24
+0:51
21M
21.00 mi15:06:343:48:0210:5214:23
14:23
+1:59
35K
21.75 mi15:15:033:56:3110:538:29
11:20
-3:03
23M
23.00 mi15:30:254:11:5310:5715:22
12:16
+0:56
24M
24.00 mi15:41:034:22:3110:5610:38
10:38
-1:38
40K
24.85 mi15:50:494:32:1710:579:46
11:25
+0:47
25.2M
25.20 mi15:54:534:36:2110:584:04
11:48
+0:23
Finish
26.22 mi16:05:134:46:4110:5710:20
10:08
-1:40

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

10:07 /mi

Average Pace

10:57 /mi

Slowest Pace

14:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:01:53

63% of race

Time at Slower Pace

1:44:48

37% of race

Average Pace: 10:56 /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 mi11:49:5731:2510:0731:25
10:07
#23712
10K
6.21 mi12:21:331:03:0110:0831:36
10:10
#23935
15K
9.32 mi12:53:531:35:2110:1432:20
10:24
#24076
20K
12.43 mi13:26:412:08:0910:1932:48
10:33
#24040
Half
13.11 mi13:33:412:15:0910:197:00
10:16
#24017
25K
15.53 mi13:59:272:40:5510:2225:46
10:38
#23884
30K
18.64 mi14:35:203:16:4810:3335:53
11:33
#23916
20M
20.00 mi14:52:113:33:3910:4116:51
12:24
#24004
21M
21.00 mi15:06:343:48:0210:5214:23
14:23
#24130
35K
21.75 mi15:15:033:56:3110:538:29
11:20
#24128
23M
23.00 mi15:30:254:11:5310:5715:22
12:16
#24155
24M
24.00 mi15:41:034:22:3110:5610:38
10:38
#24084
40K
24.85 mi15:50:494:32:1710:579:46
11:25
#24044
25.2M
25.20 mi15:54:534:36:2110:584:04
11:48
#24031
Finish
26.22 mi16:05:134:46:4110:5710:20
10:08
#23973
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi23712139351393524289(Top 91%)14219(Top 94%)14219(Top 1000%)
10K6.21 mi3.10 mi23935-22314052-11714052-11724063(Top 90%)14119(Top 93%)14119(Top 993%)
15K9.32 mi3.11 mi24076-14114120-6814120-6824289(Top 91%)14219(Top 94%)14219(Top 1000%)
20K12.43 mi3.11 mi24040+3614103+1714103+1723930(Top 90%)14048(Top 93%)14048(Top 988%)
Half13.11 mi0.68 mi24017+2314089+1414089+1423770(Top 89%)13964(Top 92%)13964(Top 982%)
25K15.53 mi2.42 mi23884+13314022+6714022+6723403(Top 88%)13766(Top 91%)13766(Top 968%)
30K18.64 mi3.11 mi23916-3214024-214024-223926(Top 90%)13929(Top 92%)13929(Top 980%)
20M20.00 mi1.36 mi24004-8814055-3114055-3124628(Top 93%)14195(Top 94%)14195(Top 998%)
21M21.00 mi1.00 mi24130-12614087-3214087-3225343(Top 95%)14543(Top 96%)14543(Top 1023%)
35K21.75 mi0.75 mi24128+214082+514082+523867(Top 90%)13782(Top 91%)13782(Top 969%)
23M23.00 mi1.25 mi24155-27140821408224326(Top 91%)14003(Top 92%)14003(Top 985%)
24M24.00 mi1.00 mi24084+7114048+3414048+3422302(Top 84%)13024(Top 86%)13024(Top 916%)
40K24.85 mi0.85 mi24044+4014022+2614022+2623086(Top 87%)13356(Top 88%)13356(Top 939%)
25.2M25.20 mi0.35 mi24031+1314017+514017+522127(Top 83%)12917(Top 85%)12917(Top 908%)
Finish26.22 mi1.02 mi23973+5813985+3213985+3222125(Top 83%)12924(Top 85%)12924(Top 909%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

24289

Males

14219

M55-59

14219

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

24063

Males

14119

M55-59

14119

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

24289

Males

14219

M55-59

14219

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

23930

Males

14048

M55-59

14048

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

23770

Males

13964

M55-59

13964

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

23403

Males

13766

M55-59

13766

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

23926

Males

13929

M55-59

13929

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

24628

Males

14195

M55-59

14195

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

25343

Males

14543

M55-59

14543

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

23867

Males

13782

M55-59

13782

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

24326

Males

14003

M55-59

14003

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

22302

Males

13024

M55-59

13024

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

23086

Males

13356

M55-59

13356

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22127

Males

12917

M55-59

12917

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

22125

Males

12924

M55-59

12924

Passing Analysis

Category:
Athletes Passed
866
Passed By
1127
Net Change
-261
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23712
5K → 10K98321-223#23712#23935
10K → 15K69210-141#23935#24076
15K → 20K12488+36#24076#24040
20K → Half3411+23#24040#24017
Half → 25K15926+133#24017#23884
25K → 30K100132-32#23884#23916
30K → 20M22110-88#23916#24004
20M → 21M11137-126#24004#24130
21M → 35K1715+2#24130#24128
35K → 23M2855-27#24128#24155
23M → 24M787+71#24155#24084
24M → 40K477+40#24084#24044
40K → 25.2M163+13#24044#24031
25.2M → Finish635+58#24031#23973
TOTALS8661127-261
📊

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