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BOSTON MARATHON 2025

Stephen Vulcano

Bib: 4438•M

ME

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 13%
Division (M18-39)
#0 / 5642
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:38
Rank: #2553
Start → 5K
19:38 | 6:19/mi
10K· 6.21 mi
39:48
Rank: #3101 (-548)
5K → 10K
20:10 | 6:29/mi
15K· 9.32 mi
59:58
Rank: #3221 (-120)
10K → 15K
20:10 | 6:29/mi
20K· 12.43 mi
1:19:58
Rank: #3071 (+150)
15K → 20K
20:00 | 6:26/mi
Half· 13.11 mi
1:24:15
Rank: #3035 (+36)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:39:36
Rank: #2812 (+223)
Half → 25K
15:21 | 6:20/mi
30K· 18.64 mi
1:59:54
Rank: #2621 (+191)
25K → 30K
20:18 | 6:32/mi
20M
2:08:53
Rank: #2535 (+86)
30K → 20M
8:59 | 6:37/mi
21M
2:15:43
Rank: #2455 (+80)
20M → 21M
6:50 | 6:50/mi
35K· 21.75 mi
2:20:28
Rank: #2399 (+56)
21M → 35K
4:45 | 6:21/mi
23M
2:28:43
Rank: #2347 (+52)
35K → 23M
8:15 | 6:35/mi
24M
2:35:12
Rank: #2305 (+42)
23M → 24M
6:29 | 6:29/mi
40K· 24.85 mi
2:40:51
Rank: #2267 (+38)
24M → 40K
5:39 | 6:36/mi
25.2M
2:43:21
Rank: #2256 (+11)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:49:34
Rank: #2183 (+73)
25.2M → Finish
6:13 | 6:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:15
Pace6:26 /mi
2nd Half
Distance13.11 mi
Time1:25:19
Pace6:30 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0819:386:1919:38
6:19
-
10K
6.21 mi10:42:1839:486:2420:10
6:29
+0:10
15K
9.32 mi11:02:2859:586:2620:10
6:29
0:00
20K
12.43 mi11:22:281:19:586:2620:00
6:26
-0:03
Half
13.11 mi11:26:451:24:156:264:17
6:17
-0:09
25K
15.53 mi11:42:061:39:366:2515:21
6:20
+0:03
30K
18.64 mi12:02:241:59:546:2620:18
6:32
+0:12
20M
20.00 mi12:11:232:08:536:278:59
6:37
+0:05
21M
21.00 mi12:18:132:15:436:286:50
6:50
+0:13
35K
21.75 mi12:22:582:20:286:284:45
6:21
-0:29
23M
23.00 mi12:31:132:28:436:288:15
6:35
+0:14
24M
24.00 mi12:37:422:35:126:286:29
6:29
-0:06
40K
24.85 mi12:43:212:40:516:285:39
6:36
+0:07
25.2M
25.20 mi12:45:512:43:216:292:30
7:15
+0:39
Finish
26.22 mi12:52:042:49:346:286:13
6:06
-1:09

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

6:06 /mi

Average Pace

6:28 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:14

94% of race

Time at Steady Pace

6:50

4% of race

Time at Slower Pace

2:30

1% of race

Average Pace: 6:28 /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 mi10:22:0819:386:1919:38
6:19
#2553
10K
6.21 mi10:42:1839:486:2420:10
6:29
#3101
15K
9.32 mi11:02:2859:586:2620:10
6:29
#3221
20K
12.43 mi11:22:281:19:586:2620:00
6:26
#3071
Half
13.11 mi11:26:451:24:156:264:17
6:17
#3035
25K
15.53 mi11:42:061:39:366:2515:21
6:20
#2812
30K
18.64 mi12:02:241:59:546:2620:18
6:32
#2621
20M
20.00 mi12:11:232:08:536:278:59
6:37
#2535
21M
21.00 mi12:18:132:15:436:286:50
6:50
#2455
35K
21.75 mi12:22:582:20:286:284:45
6:21
#2399
23M
23.00 mi12:31:132:28:436:288:15
6:35
#2347
24M
24.00 mi12:37:422:35:126:286:29
6:29
#2305
40K
24.85 mi12:43:212:40:516:285:39
6:36
#2267
25.2M
25.20 mi12:45:512:43:216:292:30
7:15
#2256
Finish
26.22 mi12:52:042:49:346:286:13
6:06
#2183
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2553242924293490(Top 12%)3301(Top 20%)3301(Top 59%)
10K6.21 mi3.10 mi3101-5482949-5202949-5203630(Top 13%)3429(Top 21%)3429(Top 61%)
15K9.32 mi3.11 mi3221-1203062-1133062-1133490(Top 12%)3301(Top 20%)3301(Top 59%)
20K12.43 mi3.11 mi3071+1502928+1342928+1342730(Top 10%)2600(Top 16%)2600(Top 46%)
Half13.11 mi0.68 mi3035+362894+342894+342363(Top 8%)2260(Top 14%)2260(Top 40%)
25K15.53 mi2.42 mi2812+2232683+2112683+2112018(Top 7%)1922(Top 12%)1922(Top 34%)
30K18.64 mi3.11 mi2621+1912500+1832500+1832128(Top 7%)2020(Top 13%)2020(Top 36%)
20M20.00 mi1.36 mi2535+862419+812419+812058(Top 7%)1947(Top 12%)1947(Top 35%)
21M21.00 mi1.00 mi2455+802342+772342+771637(Top 6%)1546(Top 10%)1546(Top 27%)
35K21.75 mi0.75 mi2399+562288+542288+541799(Top 6%)1688(Top 10%)1688(Top 30%)
23M23.00 mi1.25 mi2347+522236+522236+521778(Top 6%)1664(Top 10%)1664(Top 29%)
24M24.00 mi1.00 mi2305+422194+422194+421959(Top 7%)1816(Top 11%)1816(Top 32%)
40K24.85 mi0.85 mi2267+382155+392155+391987(Top 7%)1830(Top 11%)1830(Top 32%)
25.2M25.20 mi0.35 mi2256+112143+122143+122298(Top 8%)2051(Top 13%)2051(Top 36%)
Finish26.22 mi1.02 mi2183+732072+712072+711194(Top 4%)1117(Top 7%)1117(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3490

Males

3301

M18-39

3301

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3630

Males

3429

M18-39

3429

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3490

Males

3301

M18-39

3301

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2730

Males

2600

M18-39

2600

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2363

Males

2260

M18-39

2260

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

2018

Males

1922

M18-39

1922

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2128

Males

2020

M18-39

2020

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

2058

Males

1947

M18-39

1947

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1637

Males

1546

M18-39

1546

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1799

Males

1688

M18-39

1688

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1778

Males

1664

M18-39

1664

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1959

Males

1816

M18-39

1816

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1987

Males

1830

M18-39

1830

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2298

Males

2051

M18-39

2051

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1194

Males

1117

M18-39

1117

Passing Analysis

Category:
Athletes Passed
1229
Passed By
859
Net Change
+370
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2553
5K → 10K15563-548#2553#3101
10K → 15K49169-120#3101#3221
15K → 20K16616+150#3221#3071
20K → Half404+36#3071#3035
Half → 25K2252+223#3035#2812
25K → 30K20514+191#2812#2621
30K → 20M10014+86#2621#2535
20M → 21M9010+80#2535#2455
21M → 35K615+56#2455#2399
35K → 23M7220+52#2399#2347
23M → 24M5311+42#2347#2305
24M → 40K5315+38#2305#2267
40K → 25.2M2110+11#2267#2256
25.2M → Finish796+73#2256#2183
TOTALS1229859+370
📊

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