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BOSTON MARATHON 2025

Alexander Cucchi

Bib: 16603 M US

MA

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:45/mi
27:11
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:05/mi
55:23
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:03/mi
1:23:31
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:23/mi
1:52:39
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:27/mi
1:59:06
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:09/mi
2:23:42
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
11:17/mi
2:58:45
↑ 181↓ 1480.2%
138 ft elev
20M
12:00/mi
3:15:03
↑ 64↓ 500.2%
148 ft elev
21M
13:46/mi
3:28:49
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
12:00/mi
3:37:48
↑ 17↓ 861.7%
156 ft elev
23M
13:19/mi
3:54:29
↑ 23↓ 630.6%
116 ft elev
24M
12:12/mi
4:06:41
↓ 821.3%
34 ft elev
40K· 24.85 mi
13:27/mi
4:18:11
↓ 200.3%
20 ft elev
25.2M
14:44/mi
4:23:16
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
12:39/mi
4:36:09
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:06
Pace9:05 /mi
2nd Half
Distance13.11 mi
Time2:37:03
Pace11:59 /mi
📊Positive Split: 31.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:01:2027:118:4527:11
8:45
-
10K
6.21 mi11:29:3255:238:5528:12
9:05
+0:20
15K
9.32 mi11:57:401:23:318:5828:08
9:03
-0:02
20K
12.43 mi12:26:481:52:399:0429:08
9:23
+0:20
Half
13.11 mi12:33:151:59:069:056:27
9:27
+0:04
25K
15.53 mi12:57:512:23:429:1524:36
10:09
+0:42
30K
18.64 mi13:32:542:58:459:3535:03
11:17
+1:08
20M
20.00 mi13:49:123:15:039:4516:18
12:00
+0:43
21M
21.00 mi14:02:583:28:499:5713:46
13:46
+1:46
35K
21.75 mi14:11:573:37:4810:018:59
12:00
-1:46
23M
23.00 mi14:28:383:54:2910:1216:41
13:19
+1:19
24M
24.00 mi14:40:504:06:4110:1712:12
12:12
-1:07
40K
24.85 mi14:52:204:18:1110:2311:30
13:27
+1:15
25.2M
25.20 mi14:57:254:23:1610:275:05
14:44
+1:17
Finish
26.22 mi15:10:184:36:0910:3212:53
12:39
-2:05

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

8:45 /mi

Average Pace

10:32 /mi

Slowest Pace

14:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:42

52% of race

Time at Steady Pace

1:25:25

31% of race

Time at Slower Pace

47:02

17% of race

Average Pace: 10:32 /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 mi11:01:2027:118:4527:11
8:45
#21246
10K
6.21 mi11:29:3255:238:5528:12
9:05
#22017
15K
9.32 mi11:57:401:23:318:5828:08
9:03
#22125
20K
12.43 mi12:26:481:52:399:0429:08
9:23
#22219
Half
13.11 mi12:33:151:59:069:056:27
9:27
#22287
25K
15.53 mi12:57:512:23:429:1524:36
10:09
#22616
30K
18.64 mi13:32:542:58:459:3535:03
11:17
#23061
20M
20.00 mi13:49:123:15:039:4516:18
12:00
#23286
21M
21.00 mi14:02:583:28:499:5713:46
13:46
#23570
35K
21.75 mi14:11:573:37:4810:018:59
12:00
#23708
23M
23.00 mi14:28:383:54:2910:1216:41
13:19
#23984
24M
24.00 mi14:40:504:06:4110:1712:12
12:12
#24122
40K
24.85 mi14:52:204:18:1110:2311:30
13:27
#24288
25.2M
25.20 mi14:57:254:23:1610:275:05
14:44
#24365
Finish
26.22 mi15:10:184:36:0910:3212:53
12:39
#24545
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi21246129771297722272(Top 78%)13508(Top 84%)13508(Top 239%)
10K6.21 mi3.10 mi22017-77113334-35713334-35722719(Top 80%)13678(Top 85%)13678(Top 242%)
15K9.32 mi3.11 mi22125-10813401-6713401-6722272(Top 78%)13508(Top 84%)13508(Top 239%)
20K12.43 mi3.11 mi22219-9413448-4713448-4722497(Top 79%)13577(Top 84%)13577(Top 241%)
Half13.11 mi0.68 mi22287-6813468-2013468-2023416(Top 82%)13979(Top 87%)13979(Top 248%)
25K15.53 mi2.42 mi22616-32913621-15313621-15323603(Top 83%)14011(Top 87%)14011(Top 248%)
30K18.64 mi3.11 mi23061-44513779-15813779-15824511(Top 86%)14311(Top 89%)14311(Top 254%)
20M20.00 mi1.36 mi23286-22513870-9113870-9125253(Top 89%)14574(Top 90%)14574(Top 258%)
21M21.00 mi1.00 mi23570-28413972-10213972-10225960(Top 91%)14868(Top 92%)14868(Top 264%)
35K21.75 mi0.75 mi23708-13814032-6014032-6025866(Top 91%)14764(Top 92%)14764(Top 262%)
23M23.00 mi1.25 mi23984-27614131-9914131-9926740(Top 94%)15200(Top 94%)15200(Top 269%)
24M24.00 mi1.00 mi24122-13814180-4914180-4925917(Top 91%)14756(Top 92%)14756(Top 262%)
40K24.85 mi0.85 mi24288-16614259-7914259-7926723(Top 94%)15147(Top 94%)15147(Top 268%)
25.2M25.20 mi0.35 mi24365-7714295-3614295-3626939(Top 95%)15235(Top 95%)15235(Top 270%)
Finish26.22 mi1.02 mi24545-18014360-6514360-6527392(Top 96%)15506(Top 96%)15506(Top 275%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

22272

Males

13508

M18-39

13508

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

22719

Males

13678

M18-39

13678

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

22272

Males

13508

M18-39

13508

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

22497

Males

13577

M18-39

13577

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

23416

Males

13979

M18-39

13979

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

23603

Males

14011

M18-39

14011

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

24511

Males

14311

M18-39

14311

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

25253

Males

14574

M18-39

14574

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

25960

Males

14868

M18-39

14868

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

25866

Males

14764

M18-39

14764

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

26740

Males

15200

M18-39

15200

23M→24M

23.0 - 24.0 mi

Top 91%
×6story building
+12ft-82ft

Overall

25917

Males

14756

M18-39

14756

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26723

Males

15147

M18-39

15147

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

26939

Males

15235

M18-39

15235

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

27392

Males

15506

M18-39

15506

Passing Analysis

Category:
Athletes Passed
628
Passed By
3927
Net Change
-3299
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21246
5K → 10K68839-771#21246#22017
10K → 15K158266-108#22017#22125
15K → 20K152246-94#22125#22219
20K → Half1583-68#22219#22287
Half → 25K58387-329#22287#22616
25K → 30K60505-445#22616#23061
30K → 20M29254-225#23061#23286
20M → 21M17301-284#23286#23570
21M → 35K17155-138#23570#23708
35K → 23M20296-276#23708#23984
23M → 24M16154-138#23984#24122
24M → 40K8174-166#24122#24288
40K → 25.2M279-77#24288#24365
25.2M → Finish8188-180#24365#24545
TOTALS6283927-3299
📊

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