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BOSTON MARATHON 2023

Alessandro Macchi

Bib: 4559•M

CT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 30%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:05
Rank: #4555
Start → 5K
21:05 | 6:47/mi
10K· 6.21 mi
42:23
Rank: #5126 (-571)
5K → 10K
21:18 | 6:51/mi
15K· 9.32 mi
1:03:44
Rank: #5341 (-215)
10K → 15K
21:21 | 6:52/mi
20K· 12.43 mi
1:25:15
Rank: #5412 (-71)
15K → 20K
21:31 | 6:56/mi
Half· 13.11 mi
1:29:59
Rank: #5466 (-54)
20K → Half
4:44 | 6:56/mi
25K· 15.53 mi
1:46:59
Rank: #5487 (-21)
Half → 25K
17:00 | 7:01/mi
30K· 18.64 mi
2:09:37
Rank: #5546 (-59)
25K → 30K
22:38 | 7:17/mi
20M
2:19:31
Rank: #5518 (+28)
30K → 20M
9:54 | 7:17/mi
21M
2:27:03
Rank: #5432 (+86)
20M → 21M
7:32 | 7:32/mi
35K· 21.75 mi
2:32:30
Rank: #5459 (-27)
21M → 35K
5:27 | 7:17/mi
23M
2:41:42
Rank: #5394 (+65)
35K → 23M
9:12 | 7:21/mi
24M
2:48:51
Rank: #5358 (+36)
23M → 24M
7:09 | 7:09/mi
40K· 24.85 mi
2:54:49
Rank: #5245 (+113)
24M → 40K
5:58 | 6:59/mi
25.2M
2:57:20
Rank: #5179 (+66)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
3:03:42
Rank: #4995 (+184)
25.2M → Finish
6:22 | 6:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:59
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:33:43
Pace7:09 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5221:056:4721:05
6:47
-
10K
6.21 mi10:44:1042:236:4921:18
6:51
+0:04
15K
9.32 mi11:05:311:03:446:5021:21
6:52
+0:01
20K
12.43 mi11:27:021:25:156:5221:31
6:56
+0:04
Half
13.11 mi11:31:461:29:596:524:44
6:56
0:00
25K
15.53 mi11:48:461:46:596:5317:00
7:01
+0:05
30K
18.64 mi12:11:242:09:376:5722:38
7:17
+0:16
20M
20.00 mi12:21:182:19:316:599:54
7:17
0:00
21M
21.00 mi12:28:502:27:037:007:32
7:32
+0:15
35K
21.75 mi12:34:172:32:307:015:27
7:17
-0:15
23M
23.00 mi12:43:292:41:427:029:12
7:21
+0:04
24M
24.00 mi12:50:382:48:517:027:09
7:09
-0:12
40K
24.85 mi12:56:362:54:497:025:58
6:59
-0:10
25.2M
25.20 mi12:59:072:57:207:022:31
7:18
+0:19
Finish
26.22 mi13:05:293:03:427:016:22
6:15
-1:03

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

6:15 /mi

Average Pace

7:01 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

48:45

27% of race

Time at Steady Pace

1:17:43

42% of race

Time at Slower Pace

57:14

31% of race

Average Pace: 7:00 /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 mi10:22:5221:056:4721:05
6:47
#4555
10K
6.21 mi10:44:1042:236:4921:18
6:51
#5126
15K
9.32 mi11:05:311:03:446:5021:21
6:52
#5341
20K
12.43 mi11:27:021:25:156:5221:31
6:56
#5412
Half
13.11 mi11:31:461:29:596:524:44
6:56
#5466
25K
15.53 mi11:48:461:46:596:5317:00
7:01
#5487
30K
18.64 mi12:11:242:09:376:5722:38
7:17
#5546
20M
20.00 mi12:21:182:19:316:599:54
7:17
#5518
21M
21.00 mi12:28:502:27:037:007:32
7:32
#5432
35K
21.75 mi12:34:172:32:307:015:27
7:17
#5459
23M
23.00 mi12:43:292:41:427:029:12
7:21
#5394
24M
24.00 mi12:50:382:48:517:027:09
7:09
#5358
40K
24.85 mi12:56:362:54:497:025:58
6:59
#5245
25.2M
25.20 mi12:59:072:57:207:022:31
7:18
#5179
Finish
26.22 mi13:05:293:03:427:016:22
6:15
#4995
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4555424942495745(Top 22%)5263(Top 35%)5263(Top 100%)
10K6.21 mi3.10 mi5126-5714750-5014750-5015796(Top 22%)5297(Top 35%)5297(Top 100%)
15K9.32 mi3.11 mi5341-2154942-1924942-1925745(Top 22%)5263(Top 35%)5263(Top 100%)
20K12.43 mi3.11 mi5412-715002-605002-605506(Top 21%)5068(Top 33%)5068(Top 96%)
Half13.11 mi0.68 mi5466-545047-455047-456162(Top 23%)5605(Top 37%)5605(Top 106%)
25K15.53 mi2.42 mi5487-215064-175064-175629(Top 21%)5161(Top 34%)5161(Top 98%)
30K18.64 mi3.11 mi5546-595100-365100-365929(Top 22%)5322(Top 35%)5322(Top 101%)
20M20.00 mi1.36 mi5518+285074+265074+265541(Top 21%)4953(Top 33%)4953(Top 94%)
21M21.00 mi1.00 mi5432+864994+804994+804746(Top 18%)4287(Top 28%)4287(Top 81%)
35K21.75 mi0.75 mi5459-275008-145008-146977(Top 26%)5862(Top 39%)5862(Top 111%)
23M23.00 mi1.25 mi5394+654946+624946+625539(Top 21%)4862(Top 32%)4862(Top 92%)
24M24.00 mi1.00 mi5358+364908+384908+385452(Top 20%)4741(Top 31%)4741(Top 90%)
40K24.85 mi0.85 mi5245+1134805+1034805+1033741(Top 14%)3382(Top 22%)3382(Top 64%)
25.2M25.20 mi0.35 mi5179+664749+564749+562995(Top 11%)2750(Top 18%)2750(Top 52%)
Finish26.22 mi1.02 mi4995+1844590+1594590+1591456(Top 5%)1379(Top 9%)1379(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5745

Males

5263

M18-39

5263

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5796

Males

5297

M18-39

5297

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5745

Males

5263

M18-39

5263

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5506

Males

5068

M18-39

5068

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

6162

Males

5605

M18-39

5605

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5629

Males

5161

M18-39

5161

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5929

Males

5322

M18-39

5322

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5541

Males

4953

M18-39

4953

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4746

Males

4287

M18-39

4287

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

6977

Males

5862

M18-39

5862

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5539

Males

4862

M18-39

4862

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5452

Males

4741

M18-39

4741

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3741

Males

3382

M18-39

3382

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2995

Males

2750

M18-39

2750

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1456

Males

1379

M18-39

1379

Passing Analysis

Category:
Athletes Passed
1097
Passed By
1537
Net Change
-440
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4555
5K → 10K49620-571#4555#5126
10K → 15K45260-215#5126#5341
15K → 20K87158-71#5341#5412
20K → Half862-54#5412#5466
Half → 25K80101-21#5466#5487
25K → 30K96155-59#5487#5546
30K → 20M6638+28#5546#5518
20M → 21M10923+86#5518#5432
21M → 35K2350-27#5432#5459
35K → 23M9934+65#5459#5394
23M → 24M6731+36#5394#5358
24M → 40K1152+113#5358#5245
40K → 25.2M682+66#5245#5179
25.2M → Finish1851+184#5179#4995
TOTALS10971537-440
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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