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BOSTON MARATHON 2025

Dylan Antonioli

Bib: 27544•M

CT

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

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
10:07/mi
31:26
↑ 97↓ 3451.5%
10K· 6.21 mi
9:45/mi
1:01:44
↑ 79↓ 1380.4%
15K· 9.32 mi
9:40/mi
1:31:46
↑ 67↓ 78
20K· 12.43 mi
9:52/mi
2:02:24
↑ 106↓ 860.1%
Half· 13.11 mi
9:45/mi
2:09:03
↑ 19↓ 370.5%
25K· 15.53 mi
9:48/mi
2:32:48
↑ 66↓ 880.2%
30K· 18.64 mi
10:50/mi
3:06:26
↑ 181↓ 1480.2%
20M
10:20/mi
3:20:28
↑ 64↓ 500.2%
21M
10:07/mi
3:30:35
↑ 106↓ 241.6%
35K· 21.75 mi
9:45/mi
3:37:53
↑ 17↓ 861.7%
23M
11:30/mi
3:52:17
↑ 23↓ 630.6%
24M
11:01/mi
4:03:18
↓ 821.3%
40K· 24.85 mi
10:55/mi
4:12:38
↓ 200.3%
25.2M
11:16/mi
4:16:31
↑ 13↓ 160.2%
Finish· 26.22 mi
8:43/mi
4:25:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:03
Pace9:51 /mi
2nd Half
Distance13.11 mi
Time2:16:21
Pace10:24 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3831:2610:0731:26
10:07
-
10K
6.21 mi12:18:561:01:449:5630:18
9:45
-0:22
15K
9.32 mi12:48:581:31:469:5130:02
9:40
-0:05
20K
12.43 mi13:19:362:02:249:5130:38
9:52
+0:12
Half
13.11 mi13:26:152:09:039:516:39
9:45
-0:07
25K
15.53 mi13:50:002:32:489:5023:45
9:48
+0:03
30K
18.64 mi14:23:383:06:2610:0033:38
10:50
+1:02
20M
20.00 mi14:37:403:20:2810:0114:02
10:20
-0:30
21M
21.00 mi14:47:473:30:3510:0210:07
10:07
-0:13
35K
21.75 mi14:55:053:37:5310:017:18
9:45
-0:22
23M
23.00 mi15:09:293:52:1710:0614:24
11:30
+1:45
24M
24.00 mi15:20:304:03:1810:0811:01
11:01
-0:29
40K
24.85 mi15:29:504:12:3810:109:20
10:55
-0:06
25.2M
25.20 mi15:33:434:16:3110:113:53
11:16
+0:21
Finish
26.22 mi15:42:364:25:2410:088:53
8:43
-2:33

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

8:43 /mi

Average Pace

10:08 /mi

Slowest Pace

11:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:10

31% of race

Time at Steady Pace

1:49:58

41% of race

Time at Slower Pace

1:12:16

27% of race

Average Pace: 10:07 /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 mi11:48:3831:2610:0731:26
10:07
#25866
10K
6.21 mi12:18:561:01:449:5630:18
9:45
#25270
15K
9.32 mi12:48:581:31:469:5130:02
9:40
#24914
20K
12.43 mi13:19:362:02:249:5130:38
9:52
#24643
Half
13.11 mi13:26:152:09:039:516:39
9:45
#24629
25K
15.53 mi13:50:002:32:489:5023:45
9:48
#24343
30K
18.64 mi14:23:383:06:2610:0033:38
10:50
#24230
20M
20.00 mi14:37:403:20:2810:0114:02
10:20
#24055
21M
21.00 mi14:47:473:30:3510:0210:07
10:07
#23810
35K
21.75 mi14:55:053:37:5310:017:18
9:45
#23714
23M
23.00 mi15:09:293:52:1710:0614:24
11:30
#23748
24M
24.00 mi15:20:304:03:1810:0811:01
11:01
#23763
40K
24.85 mi15:29:504:12:3810:109:20
10:55
#23727
25.2M
25.20 mi15:33:434:16:3110:113:53
11:16
#23708
Finish
26.22 mi15:42:364:25:2410:088:53
8:43
#23535
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25866151141511424183(Top 85%)14346(Top 89%)14346(Top 254%)
10K6.21 mi3.10 mi25270+59614826+28814826+28824733(Top 87%)14585(Top 91%)14585(Top 259%)
15K9.32 mi3.11 mi24914+35614672+15414672+15424183(Top 85%)14346(Top 89%)14346(Top 254%)
20K12.43 mi3.11 mi24643+27114541+13114541+13123906(Top 84%)14191(Top 88%)14191(Top 252%)
Half13.11 mi0.68 mi24629+1414526+1514526+1524221(Top 85%)14323(Top 89%)14323(Top 254%)
25K15.53 mi2.42 mi24343+28614374+15214374+15222752(Top 80%)13632(Top 85%)13632(Top 242%)
30K18.64 mi3.11 mi24230+11314316+5814316+5823665(Top 83%)13917(Top 86%)13917(Top 247%)
20M20.00 mi1.36 mi24055+17514208+10814208+10821941(Top 77%)13030(Top 81%)13030(Top 231%)
21M21.00 mi1.00 mi23810+24514088+12014088+12018728(Top 66%)11492(Top 71%)11492(Top 204%)
35K21.75 mi0.75 mi23714+9614034+5414034+5421189(Top 75%)12534(Top 78%)12534(Top 222%)
23M23.00 mi1.25 mi23748-3414023+1114023+1124246(Top 85%)13965(Top 87%)13965(Top 248%)
24M24.00 mi1.00 mi23763-1514019+414019+424013(Top 85%)13831(Top 86%)13831(Top 245%)
40K24.85 mi0.85 mi23727+3613983+3613983+3622949(Top 81%)13218(Top 82%)13218(Top 234%)
25.2M25.20 mi0.35 mi23708+1913970+1313970+1321411(Top 75%)12500(Top 78%)12500(Top 222%)
Finish26.22 mi1.02 mi23535+17313867+10313867+10317582(Top 62%)10685(Top 66%)10685(Top 189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

24183

Males

14346

M18-39

14346

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

24733

Males

14585

M18-39

14585

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

24183

Males

14346

M18-39

14346

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

23906

Males

14191

M18-39

14191

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

24221

Males

14323

M18-39

14323

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22752

Males

13632

M18-39

13632

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

23665

Males

13917

M18-39

13917

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

21941

Males

13030

M18-39

13030

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

18728

Males

11492

M18-39

11492

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

21189

Males

12534

M18-39

12534

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

24246

Males

13965

M18-39

13965

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

24013

Males

13831

M18-39

13831

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

22949

Males

13218

M18-39

13218

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21411

Males

12500

M18-39

12500

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2story building
+22ft-21ft

Overall

17582

Males

10685

M18-39

10685

Passing Analysis

Category:
Athletes Passed
2686
Passed By
355
Net Change
+2331
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25866
5K → 10K61822+596#25866#25270
10K → 15K37014+356#25270#24914
15K → 20K29221+271#24914#24643
20K → Half3218+14#24643#24629
Half → 25K2893+286#24629#24343
25K → 30K20895+113#24343#24230
30K → 20M1805+175#24230#24055
20M → 21M2461+245#24055#23810
21M → 35K960+96#23810#23714
35K → 23M6094-34#23714#23748
23M → 24M3752-15#23748#23763
24M → 40K6125+36#23763#23727
40K → 25.2M245+19#23727#23708
25.2M → Finish1730+173#23708#23535
TOTALS2686355+2331
📊

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