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BOSTON MARATHON 2025

Stefano Colombo

Bib: 2458•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 17%
Masters (Masters Men)
#0 / 10463
Top 5%
Division (M40-44)
#0 / 2247
Top 16%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:07
Rank: #1628
Start → 5K
19:07 | 6:09/mi
10K· 6.21 mi
38:56
Rank: #2218 (-590)
5K → 10K
19:49 | 6:23/mi
15K· 9.32 mi
58:34
Rank: #2274 (-56)
10K → 15K
19:38 | 6:19/mi
20K· 12.43 mi
1:18:18
Rank: #2264 (+10)
15K → 20K
19:44 | 6:21/mi
Half· 13.11 mi
1:22:34
Rank: #2261 (+3)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:38:04
Rank: #2248 (+13)
Half → 25K
15:30 | 6:24/mi
30K· 18.64 mi
1:58:52
Rank: #2322 (-74)
25K → 30K
20:48 | 6:42/mi
20M
2:08:18
Rank: #2393 (-71)
30K → 20M
9:26 | 6:57/mi
21M
2:15:42
Rank: #2450 (-57)
20M → 21M
7:24 | 7:24/mi
35K· 21.75 mi
2:20:54
Rank: #2519 (-69)
21M → 35K
5:12 | 6:57/mi
23M
2:29:50
Rank: #2596 (-77)
35K → 23M
8:56 | 7:08/mi
24M
2:36:58
Rank: #2671 (-75)
23M → 24M
7:08 | 7:08/mi
40K· 24.85 mi
2:43:14
Rank: #2740 (-69)
24M → 40K
6:16 | 7:20/mi
25.2M
2:45:56
Rank: #2759 (-19)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
2:53:02
Rank: #2818 (-59)
25.2M → Finish
7:06 | 6:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:34
Pace6:18 /mi
2nd Half
Distance13.11 mi
Time1:30:28
Pace6:54 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0319:076:0919:07
6:09
-
10K
6.21 mi10:39:5238:566:1619:49
6:23
+0:14
15K
9.32 mi10:59:3058:346:1719:38
6:19
-0:04
20K
12.43 mi11:19:141:18:186:1819:44
6:21
+0:02
Half
13.11 mi11:23:301:22:346:184:16
6:15
-0:06
25K
15.53 mi11:39:001:38:046:1915:30
6:24
+0:09
30K
18.64 mi11:59:481:58:526:2320:48
6:42
+0:18
20M
20.00 mi12:09:142:08:186:259:26
6:57
+0:15
21M
21.00 mi12:16:382:15:426:287:24
7:24
+0:27
35K
21.75 mi12:21:502:20:546:295:12
6:57
-0:27
23M
23.00 mi12:30:462:29:506:318:56
7:08
+0:11
24M
24.00 mi12:37:542:36:586:327:08
7:08
0:00
40K
24.85 mi12:44:102:43:146:346:16
7:20
+0:12
25.2M
25.20 mi12:46:522:45:566:352:42
7:50
+0:30
Finish
26.22 mi12:53:582:53:026:367:06
6:58
-0:52

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

6:09 /mi

Average Pace

6:36 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:52

69% of race

Time at Steady Pace

37:48

22% of race

Time at Slower Pace

16:22

9% of race

Average Pace: 6:36 /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 mi10:20:0319:076:0919:07
6:09
#1628
10K
6.21 mi10:39:5238:566:1619:49
6:23
#2218
15K
9.32 mi10:59:3058:346:1719:38
6:19
#2274
20K
12.43 mi11:19:141:18:186:1819:44
6:21
#2264
Half
13.11 mi11:23:301:22:346:184:16
6:15
#2261
25K
15.53 mi11:39:001:38:046:1915:30
6:24
#2248
30K
18.64 mi11:59:481:58:526:2320:48
6:42
#2322
20M
20.00 mi12:09:142:08:186:259:26
6:57
#2393
21M
21.00 mi12:16:382:15:426:287:24
7:24
#2450
35K
21.75 mi12:21:502:20:546:295:12
6:57
#2519
23M
23.00 mi12:30:462:29:506:318:56
7:08
#2596
24M
24.00 mi12:37:542:36:586:327:08
7:08
#2671
40K
24.85 mi12:44:102:43:146:346:16
7:20
#2740
25.2M
25.20 mi12:46:522:45:566:352:42
7:50
#2759
Finish
26.22 mi12:53:582:53:026:367:06
6:58
#2818
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1628154615462448(Top 9%)2337(Top 15%)2337(Top 104%)
10K6.21 mi3.10 mi2218-5902116-5702116-5702892(Top 10%)2753(Top 17%)2753(Top 123%)
15K9.32 mi3.11 mi2274-562171-552171-552448(Top 9%)2337(Top 15%)2337(Top 104%)
20K12.43 mi3.11 mi2264+102165+62165+62274(Top 8%)2167(Top 13%)2167(Top 96%)
Half13.11 mi0.68 mi2261+32160+52160+52243(Top 8%)2144(Top 13%)2144(Top 95%)
25K15.53 mi2.42 mi2248+132145+152145+152331(Top 8%)2216(Top 14%)2216(Top 99%)
30K18.64 mi3.11 mi2322-742217-722217-722860(Top 10%)2701(Top 17%)2701(Top 120%)
20M20.00 mi1.36 mi2393-712283-662283-663727(Top 13%)3426(Top 21%)3426(Top 152%)
21M21.00 mi1.00 mi2450-572337-542337-544086(Top 14%)3684(Top 23%)3684(Top 164%)
35K21.75 mi0.75 mi2519-692399-622399-624992(Top 18%)4359(Top 27%)4359(Top 194%)
23M23.00 mi1.25 mi2596-772470-712470-714497(Top 16%)3948(Top 25%)3948(Top 176%)
24M24.00 mi1.00 mi2671-752534-642534-645359(Top 19%)4493(Top 28%)4493(Top 200%)
40K24.85 mi0.85 mi2740-692597-632597-635761(Top 20%)4694(Top 29%)4694(Top 209%)
25.2M25.20 mi0.35 mi2759-192612-152612-154925(Top 17%)4042(Top 25%)4042(Top 180%)
Finish26.22 mi1.02 mi2818-592666-542666-545466(Top 19%)4390(Top 27%)4390(Top 195%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2448

Males

2337

M40-44

2337

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2892

Males

2753

M40-44

2753

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2448

Males

2337

M40-44

2337

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2274

Males

2167

M40-44

2167

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2243

Males

2144

M40-44

2144

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2331

Males

2216

M40-44

2216

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2860

Males

2701

M40-44

2701

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3727

Males

3426

M40-44

3426

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

4086

Males

3684

M40-44

3684

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4992

Males

4359

M40-44

4359

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4497

Males

3948

M40-44

3948

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5359

Males

4493

M40-44

4493

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5761

Males

4694

M40-44

4694

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4925

Males

4042

M40-44

4042

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5466

Males

4390

M40-44

4390

Passing Analysis

Category:
Athletes Passed
439
Passed By
1629
Net Change
-1190
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1628
5K → 10K5595-590#1628#2218
10K → 15K4298-56#2218#2274
15K → 20K8272+10#2274#2264
20K → Half129+3#2264#2261
Half → 25K5643+13#2261#2248
25K → 30K68142-74#2248#2322
30K → 20M2192-71#2322#2393
20M → 21M2481-57#2393#2450
21M → 35K2493-69#2450#2519
35K → 23M32109-77#2519#2596
23M → 24M25100-75#2596#2671
24M → 40K1887-69#2671#2740
40K → 25.2M1433-19#2740#2759
25.2M → Finish1675-59#2759#2818
TOTALS4391629-1190
📊

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