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BOSTON MARATHON 2023

Thomas Macchi Jr

Bib: 29546•M

RI

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
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
31:05
Rank: #23446
Start → 5K
31:05 | 10:00/mi
10K· 6.21 mi
1:01:27
Rank: #23367 (+79)
5K → 10K
30:22 | 9:46/mi
15K· 9.32 mi
1:31:05
Rank: #23076 (+291)
10K → 15K
29:38 | 9:32/mi
20K· 12.43 mi
2:00:44
Rank: #22708 (+368)
15K → 20K
29:39 | 9:33/mi
Half· 13.11 mi
2:07:01
Rank: #22651 (+57)
20K → Half
6:17 | 9:13/mi
25K· 15.53 mi
2:29:29
Rank: #22264 (+387)
Half → 25K
22:28 | 9:16/mi
30K· 18.64 mi
2:59:53
Rank: #21921 (+343)
25K → 30K
30:24 | 9:47/mi
20M
3:13:25
Rank: #21788 (+133)
30K → 20M
13:32 | 9:58/mi
21M
3:23:54
Rank: #21684 (+104)
20M → 21M
10:29 | 10:29/mi
35K· 21.75 mi
3:31:14
Rank: #21644 (+40)
21M → 35K
7:20 | 9:48/mi
23M
3:43:53
Rank: #21558 (+86)
35K → 23M
12:39 | 10:06/mi
24M
3:53:55
Rank: #21528 (+30)
23M → 24M
10:02 | 10:02/mi
40K· 24.85 mi
4:02:15
Rank: #21434 (+94)
24M → 40K
8:20 | 9:45/mi
25.2M
4:05:51
Rank: #21381 (+53)
40K → 25.2M
3:36 | 10:26/mi
Finish· 26.22 mi
4:14:34
Rank: #21212 (+169)
25.2M → Finish
8:43 | 8:33/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:07:01
Pace9:41 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:07:33
Pace9:44 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0731:0510:0031:05
10:00
-
10K
6.21 mi12:19:291:01:279:5330:22
9:46
-0:14
15K
9.32 mi12:49:071:31:059:4629:38
9:32
-0:14
20K
12.43 mi13:18:462:00:449:4329:39
9:33
+0:01
Half
13.11 mi13:25:032:07:019:416:17
9:13
-0:20
25K
15.53 mi13:47:312:29:299:3722:28
9:16
+0:03
30K
18.64 mi14:17:552:59:539:3930:24
9:47
+0:31
20M
20.00 mi14:31:273:13:259:4013:32
9:58
+0:11
21M
21.00 mi14:41:563:23:549:4310:29
10:29
+0:31
35K
21.75 mi14:49:163:31:149:437:20
9:48
-0:41
23M
23.00 mi15:01:553:43:539:4412:39
10:06
+0:18
24M
24.00 mi15:11:573:53:559:4510:02
10:02
-0:04
40K
24.85 mi15:20:174:02:159:458:20
9:45
-0:17
25.2M
25.20 mi15:23:534:05:519:453:36
10:26
+0:41
Finish
26.22 mi15:32:364:14:349:438:43
8:33
-1:53

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

8:33 /mi

Average Pace

9:43 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:07:06

26% of race

Time at Steady Pace

2:30:42

59% of race

Time at Slower Pace

36:46

14% of race

Average Pace: 9:43 /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 mi11:49:0731:0510:0031:05
10:00
#23446
10K
6.21 mi12:19:291:01:279:5330:22
9:46
#23367
15K
9.32 mi12:49:071:31:059:4629:38
9:32
#23076
20K
12.43 mi13:18:462:00:449:4329:39
9:33
#22708
Half
13.11 mi13:25:032:07:019:416:17
9:13
#22651
25K
15.53 mi13:47:312:29:299:3722:28
9:16
#22264
30K
18.64 mi14:17:552:59:539:3930:24
9:47
#21921
20M
20.00 mi14:31:273:13:259:4013:32
9:58
#21788
21M
21.00 mi14:41:563:23:549:4310:29
10:29
#21684
35K
21.75 mi14:49:163:31:149:437:20
9:48
#21644
23M
23.00 mi15:01:553:43:539:4412:39
10:06
#21558
24M
24.00 mi15:11:573:53:559:4510:02
10:02
#21528
40K
24.85 mi15:20:174:02:159:458:20
9:45
#21434
25.2M
25.20 mi15:23:534:05:519:453:36
10:26
#21381
Finish
26.22 mi15:32:364:14:349:438:43
8:33
#21212
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23446138001380022358(Top 84%)13349(Top 88%)13349(Top 253%)
10K6.21 mi3.10 mi23367+7913790+1013790+1023221(Top 87%)13739(Top 91%)13739(Top 260%)
15K9.32 mi3.11 mi23076+29113663+12713663+12722358(Top 84%)13349(Top 88%)13349(Top 253%)
20K12.43 mi3.11 mi22708+36813492+17113492+17121682(Top 81%)13045(Top 86%)13045(Top 247%)
Half13.11 mi0.68 mi22651+5713464+2813464+2821172(Top 80%)12804(Top 84%)12804(Top 242%)
25K15.53 mi2.42 mi22264+38713260+20413260+20420075(Top 75%)12318(Top 81%)12318(Top 233%)
30K18.64 mi3.11 mi21921+34313104+15613104+15620410(Top 77%)12388(Top 82%)12388(Top 234%)
20M20.00 mi1.36 mi21788+13313038+6613038+6620362(Top 76%)12282(Top 81%)12282(Top 232%)
21M21.00 mi1.00 mi21684+10412985+5312985+5319544(Top 73%)11857(Top 78%)11857(Top 224%)
35K21.75 mi0.75 mi21644+4012953+3212953+3220756(Top 78%)12371(Top 82%)12371(Top 234%)
23M23.00 mi1.25 mi21558+8612902+5112902+5120281(Top 76%)12140(Top 80%)12140(Top 230%)
24M24.00 mi1.00 mi21528+3012877+2512877+2520872(Top 78%)12374(Top 82%)12374(Top 234%)
40K24.85 mi0.85 mi21434+9412825+5212825+5219181(Top 72%)11578(Top 76%)11578(Top 219%)
25.2M25.20 mi0.35 mi21381+5312798+2712798+2718893(Top 71%)11428(Top 75%)11428(Top 216%)
Finish26.22 mi1.02 mi21212+16912709+8912709+8915733(Top 59%)10062(Top 66%)10062(Top 190%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

22358

Males

13349

M18-39

13349

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

23221

Males

13739

M18-39

13739

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

22358

Males

13349

M18-39

13349

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

21682

Males

13045

M18-39

13045

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

21172

Males

12804

M18-39

12804

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

20075

Males

12318

M18-39

12318

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

20410

Males

12388

M18-39

12388

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

20362

Males

12282

M18-39

12282

20M→21M

20.0 - 21.0 mi

Top 73%
×8stories
+106ft-24ft

Overall

19544

Males

11857

M18-39

11857

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

20756

Males

12371

M18-39

12371

35K→23M

21.8 - 23.0 mi

Top 76%
×5stories
+23ft-63ft

Overall

20281

Males

12140

M18-39

12140

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

20872

Males

12374

M18-39

12374

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19181

Males

11578

M18-39

11578

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18893

Males

11428

M18-39

11428

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15733

Males

10062

M18-39

10062

Passing Analysis

Category:
Athletes Passed
2565
Passed By
331
Net Change
+2234
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23446
5K → 10K255176+79#23446#23367
10K → 15K32534+291#23367#23076
15K → 20K3779+368#23076#22708
20K → Half592+57#22708#22651
Half → 25K3881+387#22651#22264
25K → 30K35714+343#22264#21921
30K → 20M14411+133#21921#21788
20M → 21M11511+104#21788#21684
21M → 35K6020+40#21684#21644
35K → 23M11024+86#21644#21558
23M → 24M5121+30#21558#21528
24M → 40K1017+94#21528#21434
40K → 25.2M541+53#21434#21381
25.2M → Finish1690+169#21381#21212
TOTALS2565331+2234
📊

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