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BOSTON MARATHON 2025

Alessandro Zori

Bib: 5797•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 24%
Gender (Male)
#0 / 16105
Top 37%
Masters (Masters Men)
#0 / 10463
Top 23%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:48
Rank: #5406
Start → 5K
20:48 | 6:42/mi
10K· 6.21 mi
41:57
Rank: #5844 (-438)
5K → 10K
21:09 | 6:48/mi
15K· 9.32 mi
1:03:11
Rank: #5995 (-151)
10K → 15K
21:14 | 6:50/mi
20K· 12.43 mi
1:25:02
Rank: #6334 (-339)
15K → 20K
21:51 | 7:02/mi
Half· 13.11 mi
1:29:44
Rank: #6365 (-31)
20K → Half
4:42 | 6:53/mi
25K· 15.53 mi
1:47:16
Rank: #6613 (-248)
Half → 25K
17:32 | 7:14/mi
30K· 18.64 mi
2:10:53
Rank: #6808 (-195)
25K → 30K
23:37 | 7:36/mi
20M
2:21:27
Rank: #6852 (-44)
30K → 20M
10:34 | 7:47/mi
21M
2:29:37
Rank: #6866 (-14)
20M → 21M
8:10 | 8:10/mi
35K· 21.75 mi
2:35:12
Rank: #6895 (-29)
21M → 35K
5:35 | 7:28/mi
23M
2:44:54
Rank: #6909 (-14)
35K → 23M
9:42 | 7:45/mi
24M
2:52:34
Rank: #6938 (-29)
23M → 24M
7:40 | 7:40/mi
40K· 24.85 mi
2:59:16
Rank: #6954 (-16)
24M → 40K
6:42 | 7:50/mi
25.2M
3:02:06
Rank: #6945 (+9)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:09:26
Rank: #6888 (+57)
25.2M → Finish
7:20 | 7:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:44
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:39:42
Pace7:36 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:3120:486:4220:48
6:42
-
10K
6.21 mi10:48:4041:576:4521:09
6:48
+0:06
15K
9.32 mi11:09:541:03:116:4721:14
6:50
+0:02
20K
12.43 mi11:31:451:25:026:5121:51
7:02
+0:12
Half
13.11 mi11:36:271:29:446:514:42
6:53
-0:09
25K
15.53 mi11:53:591:47:166:5417:32
7:14
+0:21
30K
18.64 mi12:17:362:10:537:0123:37
7:36
+0:22
20M
20.00 mi12:28:102:21:277:0410:34
7:47
+0:11
21M
21.00 mi12:36:202:29:377:078:10
8:10
+0:23
35K
21.75 mi12:41:552:35:127:085:35
7:28
-0:42
23M
23.00 mi12:51:372:44:547:109:42
7:45
+0:17
24M
24.00 mi12:59:172:52:347:117:40
7:40
-0:05
40K
24.85 mi13:05:592:59:167:136:42
7:50
+0:10
25.2M
25.20 mi13:08:493:02:067:142:50
8:13
+0:23
Finish
26.22 mi13:16:093:09:267:147:20
7:12
-1:01

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

6:42 /mi

Average Pace

7:14 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:04

51% of race

Time at Steady Pace

54:24

29% of race

Time at Slower Pace

37:58

20% of race

Average Pace: 7:13 /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 mi10:27:3120:486:4220:48
6:42
#5406
10K
6.21 mi10:48:4041:576:4521:09
6:48
#5844
15K
9.32 mi11:09:541:03:116:4721:14
6:50
#5995
20K
12.43 mi11:31:451:25:026:5121:51
7:02
#6334
Half
13.11 mi11:36:271:29:446:514:42
6:53
#6365
25K
15.53 mi11:53:591:47:166:5417:32
7:14
#6613
30K
18.64 mi12:17:362:10:537:0123:37
7:36
#6808
20M
20.00 mi12:28:102:21:277:0410:34
7:47
#6852
21M
21.00 mi12:36:202:29:377:078:10
8:10
#6866
35K
21.75 mi12:41:552:35:127:085:35
7:28
#6895
23M
23.00 mi12:51:372:44:547:109:42
7:45
#6909
24M
24.00 mi12:59:172:52:347:117:40
7:40
#6938
40K
24.85 mi13:05:592:59:167:136:42
7:50
#6954
25.2M
25.20 mi13:08:493:02:067:142:50
8:13
#6945
Finish
26.22 mi13:16:093:09:267:147:20
7:12
#6888
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5406502350236439(Top 23%)5822(Top 36%)5822(Top 259%)
10K6.21 mi3.10 mi5844-4385382-3595382-3596470(Top 23%)5858(Top 36%)5858(Top 261%)
15K9.32 mi3.11 mi5995-1515495-1135495-1136439(Top 23%)5822(Top 36%)5822(Top 259%)
20K12.43 mi3.11 mi6334-3395749-2545749-2547078(Top 25%)6265(Top 39%)6265(Top 279%)
Half13.11 mi0.68 mi6365-315768-195768-196818(Top 24%)6083(Top 38%)6083(Top 271%)
25K15.53 mi2.42 mi6613-2485959-1915959-1917813(Top 28%)6642(Top 41%)6642(Top 296%)
30K18.64 mi3.11 mi6808-1956063-1046063-1048445(Top 30%)6844(Top 42%)6844(Top 305%)
20M20.00 mi1.36 mi6852-446073-106073-108840(Top 31%)6906(Top 43%)6906(Top 307%)
21M21.00 mi1.00 mi6866-146061+126061+128347(Top 29%)6447(Top 40%)6447(Top 287%)
35K21.75 mi0.75 mi6895-296064-36064-38322(Top 29%)6486(Top 40%)6486(Top 289%)
23M23.00 mi1.25 mi6909-146040+246040+248186(Top 29%)6270(Top 39%)6270(Top 279%)
24M24.00 mi1.00 mi6938-296023+176023+178868(Top 31%)6575(Top 41%)6575(Top 293%)
40K24.85 mi0.85 mi6954-166008+156008+158983(Top 32%)6507(Top 40%)6507(Top 290%)
25.2M25.20 mi0.35 mi6945+95988+205988+207114(Top 25%)5404(Top 34%)5404(Top 240%)
Finish26.22 mi1.02 mi6888+575917+715917+717009(Top 25%)5339(Top 33%)5339(Top 238%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6439

Males

5822

M40-44

5822

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6470

Males

5858

M40-44

5858

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6439

Males

5822

M40-44

5822

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

7078

Males

6265

M40-44

6265

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6818

Males

6083

M40-44

6083

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7813

Males

6642

M40-44

6642

25K→30K

15.5 - 18.6 mi

Top 30%
×9stories
+181ft-148ft

Overall

8445

Males

6844

M40-44

6844

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8840

Males

6906

M40-44

6906

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

8347

Males

6447

M40-44

6447

21M→35K

21.0 - 21.8 mi

Top 29%
×7stories
+17ft-86ft

Overall

8322

Males

6486

M40-44

6486

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

8186

Males

6270

M40-44

6270

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8868

Males

6575

M40-44

6575

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8983

Males

6507

M40-44

6507

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7114

Males

5404

M40-44

5404

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

7009

Males

5339

M40-44

5339

Passing Analysis

Category:
Athletes Passed
953
Passed By
2435
Net Change
-1482
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5406
5K → 10K47485-438#5406#5844
10K → 15K90241-151#5844#5995
15K → 20K72411-339#5995#6334
20K → Half2354-31#6334#6365
Half → 25K67315-248#6365#6613
25K → 30K113308-195#6613#6808
30K → 20M82126-44#6808#6852
20M → 21M8498-14#6852#6866
21M → 35K4978-29#6866#6895
35K → 23M86100-14#6895#6909
23M → 24M5685-29#6909#6938
24M → 40K5369-16#6938#6954
40K → 25.2M3223+9#6954#6945
25.2M → Finish9942+57#6945#6888
TOTALS9532435-1482
📊

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