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BOSTON MARATHON 2025

Will D'Orsi

Bib: 16576•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 43%
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:53/mi
24:29
↑ 97↓ 3451.5%
10K· 6.21 mi
8:12/mi
49:57
↑ 79↓ 1380.4%
15K· 9.32 mi
8:02/mi
1:14:55
↑ 67↓ 78
20K· 12.43 mi
8:14/mi
1:40:30
↑ 106↓ 860.1%
Half· 13.11 mi
7:34/mi
1:45:40
↑ 19↓ 370.5%
25K· 15.53 mi
7:46/mi
2:04:31
↑ 66↓ 880.2%
30K· 18.64 mi
7:56/mi
2:29:09
↑ 181↓ 1480.2%
20M
8:04/mi
2:40:07
↑ 64↓ 500.2%
21M
8:33/mi
2:48:40
↑ 106↓ 241.6%
35K· 21.75 mi
7:44/mi
2:54:27
↑ 17↓ 861.7%
23M
7:54/mi
3:04:21
↑ 23↓ 630.6%
24M
7:23/mi
3:11:44
↓ 821.3%
40K· 24.85 mi
7:01/mi
3:17:44
↓ 200.3%
25.2M
7:32/mi
3:20:20
↑ 13↓ 160.2%
Finish· 26.22 mi
6:27/mi
3:26:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:45:40
Pace8:04 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:41:14
Pace7:43 /mi
📊Negative Split: 4.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:4424:297:5324:29
7:53
-
10K
6.21 mi11:23:1249:578:0225:28
8:12
+0:19
15K
9.32 mi11:48:101:14:558:0224:58
8:02
-0:10
20K
12.43 mi12:13:451:40:308:0525:35
8:14
+0:12
Half
13.11 mi12:18:551:45:408:045:10
7:34
-0:40
25K
15.53 mi12:37:462:04:318:0118:51
7:46
+0:12
30K
18.64 mi13:02:242:29:098:0024:38
7:56
+0:10
20M
20.00 mi13:13:222:40:078:0010:58
8:04
+0:08
21M
21.00 mi13:21:552:48:408:028:33
8:33
+0:29
35K
21.75 mi13:27:422:54:278:015:47
7:44
-0:49
23M
23.00 mi13:37:363:04:218:019:54
7:54
+0:10
24M
24.00 mi13:44:593:11:447:597:23
7:23
-0:31
40K
24.85 mi13:50:593:17:447:576:00
7:01
-0:22
25.2M
25.20 mi13:53:353:20:207:572:36
7:32
+0:31
Finish
26.22 mi14:00:093:26:547:546:34
6:27
-1:05

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

6:27 /mi

Average Pace

7:54 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

27:43

13% of race

Time at Steady Pace

1:59:35

58% of race

Time at Slower Pace

59:36

29% of race

Average Pace: 7:53 /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 mi10:57:4424:297:5324:29
7:53
#15499
10K
6.21 mi11:23:1249:578:0225:28
8:12
#16809
15K
9.32 mi11:48:101:14:558:0224:58
8:02
#16614
20K
12.43 mi12:13:451:40:308:0525:35
8:14
#16575
Half
13.11 mi12:18:551:45:408:045:10
7:34
#16382
25K
15.53 mi12:37:462:04:318:0118:51
7:46
#15675
30K
18.64 mi13:02:242:29:098:0024:38
7:56
#14737
20M
20.00 mi13:13:222:40:078:0010:58
8:04
#14371
21M
21.00 mi13:21:552:48:408:028:33
8:33
#14104
35K
21.75 mi13:27:422:54:278:015:47
7:44
#13934
23M
23.00 mi13:37:363:04:218:019:54
7:54
#13626
24M
24.00 mi13:44:593:11:447:597:23
7:23
#13322
40K
24.85 mi13:50:593:17:447:576:00
7:01
#12935
25.2M
25.20 mi13:53:353:20:207:572:36
7:32
#12751
Finish
26.22 mi14:00:093:26:547:546:34
6:27
#12249
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi15499106191061916304(Top 57%)10934(Top 68%)10934(Top 194%)
10K6.21 mi3.10 mi16809-131011138-51911138-51917849(Top 63%)11583(Top 72%)11583(Top 205%)
15K9.32 mi3.11 mi16614+19511070+6811070+6816304(Top 57%)10934(Top 68%)10934(Top 194%)
20K12.43 mi3.11 mi16575+3911043+2711043+2716515(Top 58%)10967(Top 68%)10967(Top 194%)
Half13.11 mi0.68 mi16382+19310965+7810965+7812295(Top 43%)9150(Top 57%)9150(Top 162%)
25K15.53 mi2.42 mi15675+70710644+32110644+32112117(Top 43%)8912(Top 55%)8912(Top 158%)
30K18.64 mi3.11 mi14737+93810168+47610168+47610858(Top 38%)8121(Top 50%)8121(Top 144%)
20M20.00 mi1.36 mi14371+3669986+1829986+18210882(Top 38%)7975(Top 50%)7975(Top 141%)
21M21.00 mi1.00 mi14104+2679837+1499837+14910788(Top 38%)7768(Top 48%)7768(Top 138%)
35K21.75 mi0.75 mi13934+1709745+929745+9210299(Top 36%)7533(Top 47%)7533(Top 134%)
23M23.00 mi1.25 mi13626+3089562+1839562+1839345(Top 33%)6902(Top 43%)6902(Top 122%)
24M24.00 mi1.00 mi13322+3049408+1549408+1546956(Top 24%)5509(Top 34%)5509(Top 98%)
40K24.85 mi0.85 mi12935+3879202+2069202+2064044(Top 14%)3532(Top 22%)3532(Top 63%)
25.2M25.20 mi0.35 mi12751+1849116+869116+863642(Top 13%)3186(Top 20%)3186(Top 56%)
Finish26.22 mi1.02 mi12249+5028838+2788838+2782552(Top 9%)2321(Top 14%)2321(Top 41%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

16304

Males

10934

M18-39

10934

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

17849

Males

11583

M18-39

11583

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

16304

Males

10934

M18-39

10934

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

16515

Males

10967

M18-39

10967

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

12295

Males

9150

M18-39

9150

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

12117

Males

8912

M18-39

8912

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10858

Males

8121

M18-39

8121

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10882

Males

7975

M18-39

7975

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10788

Males

7768

M18-39

7768

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

10299

Males

7533

M18-39

7533

35K→23M

21.8 - 23.0 mi

Top 33%
×5story building
+23ft-63ft

Overall

9345

Males

6902

M18-39

6902

23M→24M

23.0 - 24.0 mi

Top 24%
×6story building
+12ft-82ft

Overall

6956

Males

5509

M18-39

5509

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

4044

Males

3532

M18-39

3532

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3642

Males

3186

M18-39

3186

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2story building
+22ft-21ft

Overall

2552

Males

2321

M18-39

2321

Passing Analysis

Category:
Athletes Passed
4936
Passed By
1686
Net Change
+3250
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15499
5K → 10K431353-1310#15499#16809
10K → 15K307112+195#16809#16614
15K → 20K225186+39#16614#16575
20K → Half1930+193#16575#16382
Half → 25K7070+707#16382#15675
25K → 30K9402+938#15675#14737
30K → 20M3693+366#14737#14371
20M → 21M28417+267#14371#14104
21M → 35K1766+170#14104#13934
35K → 23M3157+308#13934#13626
23M → 24M3040+304#13626#13322
24M → 40K3870+387#13322#12935
40K → 25.2M1840+184#12935#12751
25.2M → Finish5020+502#12751#12249
TOTALS49361686+3250
📊

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