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BOSTON MARATHON 2025

Thomas Macchi Jr

Bib: 25683•M

RI

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:37
Rank: #23265
Start → 5K
28:37 | 9:13/mi
10K· 6.21 mi
56:30
Rank: #22778 (+487)
5K → 10K
27:53 | 8:58/mi
15K· 9.32 mi
1:24:07
Rank: #22380 (+398)
10K → 15K
27:37 | 8:53/mi
20K· 12.43 mi
1:52:12
Rank: #22053 (+327)
15K → 20K
28:05 | 9:02/mi
Half· 13.11 mi
1:58:17
Rank: #22026 (+27)
20K → Half
6:05 | 8:55/mi
25K· 15.53 mi
2:20:24
Rank: #21734 (+292)
Half → 25K
22:07 | 9:07/mi
30K· 18.64 mi
2:50:53
Rank: #21611 (+123)
25K → 30K
30:29 | 9:49/mi
20M
3:04:33
Rank: #21580 (+31)
30K → 20M
13:40 | 10:03/mi
21M
3:15:48
Rank: #21627 (-47)
20M → 21M
11:15 | 11:15/mi
35K· 21.75 mi
3:23:15
Rank: #21631 (-4)
21M → 35K
7:27 | 9:57/mi
23M
3:36:20
Rank: #21637 (-6)
35K → 23M
13:05 | 10:27/mi
24M
3:46:56
Rank: #21713 (-76)
23M → 24M
10:36 | 10:36/mi
40K· 24.85 mi
3:56:17
Rank: #21763 (-50)
24M → 40K
9:21 | 10:56/mi
25.2M
4:00:25
Rank: #21782 (-19)
40K → 25.2M
4:08 | 11:59/mi
Finish· 26.22 mi
4:10:31
Rank: #21807 (-25)
25.2M → Finish
10:06 | 9:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:17
Pace9:01 /mi
2nd Half
Distance13.11 mi
Time2:12:14
Pace10:05 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:0228:379:1328:37
9:13
-
10K
6.21 mi12:11:5556:309:0627:53
8:58
-0:15
15K
9.32 mi12:39:321:24:079:0127:37
8:53
-0:05
20K
12.43 mi13:07:371:52:129:0228:05
9:02
+0:09
Half
13.11 mi13:13:421:58:179:016:05
8:55
-0:07
25K
15.53 mi13:35:492:20:249:0222:07
9:07
+0:12
30K
18.64 mi14:06:182:50:539:1030:29
9:49
+0:42
20M
20.00 mi14:19:583:04:339:1413:40
10:03
+0:14
21M
21.00 mi14:31:133:15:489:1911:15
11:15
+1:12
35K
21.75 mi14:38:403:23:159:217:27
9:57
-1:18
23M
23.00 mi14:51:453:36:209:2413:05
10:27
+0:30
24M
24.00 mi15:02:213:46:569:2710:36
10:36
+0:09
40K
24.85 mi15:11:423:56:179:309:21
10:56
+0:20
25.2M
25.20 mi15:15:504:00:259:324:08
11:59
+1:03
Finish
26.22 mi15:25:564:10:319:3410:06
9:55
-2:04

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

8:53 /mi

Average Pace

9:34 /mi

Slowest Pace

11:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:24

56% of race

Time at Steady Pace

1:01:42

25% of race

Time at Slower Pace

48:25

19% of race

Average Pace: 9:33 /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 mi11:44:0228:379:1328:37
9:13
#23265
10K
6.21 mi12:11:5556:309:0627:53
8:58
#22778
15K
9.32 mi12:39:321:24:079:0127:37
8:53
#22380
20K
12.43 mi13:07:371:52:129:0228:05
9:02
#22053
Half
13.11 mi13:13:421:58:179:016:05
8:55
#22026
25K
15.53 mi13:35:492:20:249:0222:07
9:07
#21734
30K
18.64 mi14:06:182:50:539:1030:29
9:49
#21611
20M
20.00 mi14:19:583:04:339:1413:40
10:03
#21580
21M
21.00 mi14:31:133:15:489:1911:15
11:15
#21627
35K
21.75 mi14:38:403:23:159:217:27
9:57
#21631
23M
23.00 mi14:51:453:36:209:2413:05
10:27
#21637
24M
24.00 mi15:02:213:46:569:2710:36
10:36
#21713
40K
24.85 mi15:11:423:56:179:309:21
10:56
#21763
25.2M
25.20 mi15:15:504:00:259:324:08
11:59
#21782
Finish
26.22 mi15:25:564:10:319:3410:06
9:55
#21807
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23265138881388821511(Top 76%)13171(Top 82%)13171(Top 233%)
10K6.21 mi3.10 mi22778+48713684+20413684+20422267(Top 78%)13459(Top 84%)13459(Top 239%)
15K9.32 mi3.11 mi22380+39813523+16113523+16121511(Top 76%)13171(Top 82%)13171(Top 233%)
20K12.43 mi3.11 mi22053+32713367+15613367+15621165(Top 75%)12968(Top 81%)12968(Top 230%)
Half13.11 mi0.68 mi22026+2713355+1213355+1221460(Top 76%)13116(Top 81%)13116(Top 232%)
25K15.53 mi2.42 mi21734+29213210+14513210+14520446(Top 72%)12614(Top 78%)12614(Top 224%)
30K18.64 mi3.11 mi21611+12313141+6913141+6921037(Top 74%)12736(Top 79%)12736(Top 226%)
20M20.00 mi1.36 mi21580+3113114+2713114+2721139(Top 74%)12651(Top 79%)12651(Top 224%)
21M21.00 mi1.00 mi21627-4713107+713107+722030(Top 78%)12992(Top 81%)12992(Top 230%)
35K21.75 mi0.75 mi21631-413102+513102+521776(Top 77%)12801(Top 79%)12801(Top 227%)
23M23.00 mi1.25 mi21637-613068+3413068+3421876(Top 77%)12820(Top 80%)12820(Top 227%)
24M24.00 mi1.00 mi21713-7613079-1113079-1123065(Top 81%)13336(Top 83%)13336(Top 236%)
40K24.85 mi0.85 mi21763-5013077+213077+222988(Top 81%)13235(Top 82%)13235(Top 235%)
25.2M25.20 mi0.35 mi21782-1913079-213079-223179(Top 82%)13366(Top 83%)13366(Top 237%)
Finish26.22 mi1.02 mi21807-2513075+413075+422644(Top 80%)13099(Top 81%)13099(Top 232%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

21511

Males

13171

M18-39

13171

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

22267

Males

13459

M18-39

13459

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

21511

Males

13171

M18-39

13171

15K→20K

9.3 - 12.4 mi

Top 75%
×5stories
+106ft-86ft

Overall

21165

Males

12968

M18-39

12968

20K→Half

12.4 - 13.1 mi

Top 76%
×2stories
+19ft-37ft

Overall

21460

Males

13116

M18-39

13116

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

20446

Males

12614

M18-39

12614

25K→30K

15.5 - 18.6 mi

Top 74%
×9stories
+181ft-148ft

Overall

21037

Males

12736

M18-39

12736

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

21139

Males

12651

M18-39

12651

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22030

Males

12992

M18-39

12992

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

21776

Males

12801

M18-39

12801

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

21876

Males

12820

M18-39

12820

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

23065

Males

13336

M18-39

13336

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

22988

Males

13235

M18-39

13235

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23179

Males

13366

M18-39

13366

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

22644

Males

13099

M18-39

13099

Passing Analysis

Category:
Athletes Passed
2379
Passed By
921
Net Change
+1458
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23265
5K → 10K54558+487#23265#22778
10K → 15K43739+398#22778#22380
15K → 20K35831+327#22380#22053
20K → Half4417+27#22053#22026
Half → 25K31826+292#22026#21734
25K → 30K259136+123#21734#21611
30K → 20M10877+31#21611#21580
20M → 21M68115-47#21580#21627
21M → 35K3842-4#21627#21631
35K → 23M8591-6#21631#21637
23M → 24M30106-76#21637#21713
24M → 40K3686-50#21713#21763
40K → 25.2M1938-19#21763#21782
25.2M → Finish3459-25#21782#21807
TOTALS2379921+1458
📊

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