Boston Marathon logo
BOSTON MARATHON 2025

Lorenzo Fuschini

Bib: 5243•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 16%
Division (M18-39)
#0 / 5642
Top 37%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:43
Rank: #2725
Start → 5K
19:43 | 6:21/mi
10K· 6.21 mi
39:59
Rank: #3295 (-570)
5K → 10K
20:16 | 6:31/mi
15K· 9.32 mi
1:00:41
Rank: #3765 (-470)
10K → 15K
20:42 | 6:40/mi
20K· 12.43 mi
1:21:29
Rank: #3860 (-95)
15K → 20K
20:48 | 6:42/mi
Half· 13.11 mi
1:25:51
Rank: #3814 (+46)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:41:34
Rank: #3625 (+189)
Half → 25K
15:43 | 6:29/mi
30K· 18.64 mi
2:02:28
Rank: #3448 (+177)
25K → 30K
20:54 | 6:44/mi
20M
2:11:34
Rank: #3323 (+125)
30K → 20M
9:06 | 6:42/mi
21M
2:18:36
Rank: #3228 (+95)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:23:22
Rank: #3154 (+74)
21M → 35K
4:46 | 6:22/mi
23M
2:31:37
Rank: #2993 (+161)
35K → 23M
8:15 | 6:35/mi
24M
2:38:04
Rank: #2913 (+80)
23M → 24M
6:27 | 6:27/mi
40K· 24.85 mi
2:43:34
Rank: #2811 (+102)
24M → 40K
5:30 | 6:26/mi
25.2M
2:46:07
Rank: #2795 (+16)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:52:44
Rank: #2758 (+37)
25.2M → Finish
6:37 | 6:30/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:51
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:26:53
Pace6:38 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:4319:436:2119:43
6:21
-
10K
6.21 mi10:42:5939:596:2620:16
6:31
+0:10
15K
9.32 mi11:03:411:00:416:3120:42
6:40
+0:09
20K
12.43 mi11:24:291:21:296:3320:48
6:42
+0:02
Half
13.11 mi11:28:511:25:516:334:22
6:24
-0:18
25K
15.53 mi11:44:341:41:346:3215:43
6:29
+0:05
30K
18.64 mi12:05:282:02:286:3420:54
6:44
+0:15
20M
20.00 mi12:14:342:11:346:359:06
6:42
-0:02
21M
21.00 mi12:21:362:18:366:367:02
7:02
+0:20
35K
21.75 mi12:26:222:23:226:364:46
6:22
-0:40
23M
23.00 mi12:34:372:31:376:368:15
6:35
+0:13
24M
24.00 mi12:41:042:38:046:356:27
6:27
-0:08
40K
24.85 mi12:46:342:43:346:355:30
6:26
-0:01
25.2M
25.20 mi12:49:072:46:076:362:33
7:24
+0:58
Finish
26.22 mi12:55:442:52:446:366:37
6:30
-0:54

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

6:21 /mi

Average Pace

6:36 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:09

94% of race

Time at Steady Pace

9:35

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:35 /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 mi10:22:4319:436:2119:43
6:21
#2725
10K
6.21 mi10:42:5939:596:2620:16
6:31
#3295
15K
9.32 mi11:03:411:00:416:3120:42
6:40
#3765
20K
12.43 mi11:24:291:21:296:3320:48
6:42
#3860
Half
13.11 mi11:28:511:25:516:334:22
6:24
#3814
25K
15.53 mi11:44:341:41:346:3215:43
6:29
#3625
30K
18.64 mi12:05:282:02:286:3420:54
6:44
#3448
20M
20.00 mi12:14:342:11:346:359:06
6:42
#3323
21M
21.00 mi12:21:362:18:366:367:02
7:02
#3228
35K
21.75 mi12:26:222:23:226:364:46
6:22
#3154
23M
23.00 mi12:34:372:31:376:368:15
6:35
#2993
24M
24.00 mi12:41:042:38:046:356:27
6:27
#2913
40K
24.85 mi12:46:342:43:346:355:30
6:26
#2811
25.2M
25.20 mi12:49:072:46:076:362:33
7:24
#2795
Finish
26.22 mi12:55:442:52:446:366:37
6:30
#2758
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2725259825984736(Top 17%)4420(Top 27%)4420(Top 78%)
10K6.21 mi3.10 mi3295-5703131-5333131-5333886(Top 14%)3660(Top 23%)3660(Top 65%)
15K9.32 mi3.11 mi3765-4703558-4273558-4274736(Top 17%)4420(Top 27%)4420(Top 78%)
20K12.43 mi3.11 mi3860-953637-793637-794364(Top 15%)4078(Top 25%)4078(Top 72%)
Half13.11 mi0.68 mi3814+463598+393598+393018(Top 11%)2879(Top 18%)2879(Top 51%)
25K15.53 mi2.42 mi3625+1893424+1743424+1742778(Top 10%)2642(Top 16%)2642(Top 47%)
30K18.64 mi3.11 mi3448+1773262+1623262+1623001(Top 11%)2821(Top 18%)2821(Top 50%)
20M20.00 mi1.36 mi3323+1253143+1193143+1192436(Top 9%)2297(Top 14%)2297(Top 41%)
21M21.00 mi1.00 mi3228+953054+893054+892381(Top 8%)2222(Top 14%)2222(Top 39%)
35K21.75 mi0.75 mi3154+742985+692985+691899(Top 7%)1783(Top 11%)1783(Top 32%)
23M23.00 mi1.25 mi2993+1612831+1542831+1541782(Top 6%)1668(Top 10%)1668(Top 30%)
24M24.00 mi1.00 mi2913+802755+762755+761854(Top 7%)1723(Top 11%)1723(Top 31%)
40K24.85 mi0.85 mi2811+1022662+932662+931384(Top 5%)1285(Top 8%)1285(Top 23%)
25.2M25.20 mi0.35 mi2795+162646+162646+162870(Top 10%)2549(Top 16%)2549(Top 45%)
Finish26.22 mi1.02 mi2758+372608+382608+382769(Top 10%)2476(Top 15%)2476(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4736

Males

4420

M18-39

4420

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3886

Males

3660

M18-39

3660

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4736

Males

4420

M18-39

4420

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4364

Males

4078

M18-39

4078

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3018

Males

2879

M18-39

2879

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2778

Males

2642

M18-39

2642

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3001

Males

2821

M18-39

2821

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2436

Males

2297

M18-39

2297

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2381

Males

2222

M18-39

2222

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1899

Males

1783

M18-39

1783

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1782

Males

1668

M18-39

1668

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1854

Males

1723

M18-39

1723

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1384

Males

1285

M18-39

1285

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2870

Males

2549

M18-39

2549

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2769

Males

2476

M18-39

2476

Passing Analysis

Category:
Athletes Passed
1305
Passed By
1338
Net Change
-33
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2725
5K → 10K17587-570#2725#3295
10K → 15K17487-470#3295#3765
15K → 20K65160-95#3765#3860
20K → Half471+46#3860#3814
Half → 25K1989+189#3814#3625
25K → 30K20528+177#3625#3448
30K → 20M13712+125#3448#3323
20M → 21M1016+95#3323#3228
21M → 35K806+74#3228#3154
35K → 23M1665+161#3154#2993
23M → 24M855+80#2993#2913
24M → 40K1064+102#2913#2811
40K → 25.2M237+16#2811#2795
25.2M → Finish5821+37#2795#2758
TOTALS13051338-33
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing