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BOSTON MARATHON 2025

John Cannella

Bib: 3966•M

CT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 23%
Gender (Male)
#0 / 16105
Top 35%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:35
Rank: #10038
Start → 5K
22:35 | 7:16/mi
10K· 6.21 mi
44:47
Rank: #9509 (+529)
5K → 10K
22:12 | 7:09/mi
15K· 9.32 mi
1:06:33
Rank: #8829 (+680)
10K → 15K
21:46 | 7:00/mi
20K· 12.43 mi
1:28:17
Rank: #8207 (+622)
15K → 20K
21:44 | 7:00/mi
Half· 13.11 mi
1:32:58
Rank: #8115 (+92)
20K → Half
4:41 | 6:52/mi
25K· 15.53 mi
1:49:49
Rank: #7726 (+389)
Half → 25K
16:51 | 6:57/mi
30K· 18.64 mi
2:12:09
Rank: #7272 (+454)
25K → 30K
22:20 | 7:11/mi
20M
2:22:01
Rank: #7072 (+200)
30K → 20M
9:52 | 7:16/mi
21M
2:29:34
Rank: #6843 (+229)
20M → 21M
7:33 | 7:33/mi
35K· 21.75 mi
2:34:53
Rank: #6764 (+79)
21M → 35K
5:19 | 7:06/mi
23M
2:44:19
Rank: #6704 (+60)
35K → 23M
9:26 | 7:32/mi
24M
2:51:50
Rank: #6701 (+3)
23M → 24M
7:31 | 7:31/mi
40K· 24.85 mi
2:58:22
Rank: #6678 (+23)
24M → 40K
6:32 | 7:38/mi
25.2M
3:01:07
Rank: #6652 (+26)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
3:08:10
Rank: #6533 (+119)
25.2M → Finish
7:03 | 6:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:58
Pace7:05 /mi
2nd Half
Distance13.11 mi
Time1:35:12
Pace7:16 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0922:357:1622:35
7:16
-
10K
6.21 mi10:47:2144:477:1222:12
7:09
-0:07
15K
9.32 mi11:09:071:06:337:0821:46
7:00
-0:09
20K
12.43 mi11:30:511:28:177:0621:44
7:00
0:00
Half
13.11 mi11:35:321:32:587:054:41
6:52
-0:08
25K
15.53 mi11:52:231:49:497:0416:51
6:57
+0:05
30K
18.64 mi12:14:432:12:097:0522:20
7:11
+0:14
20M
20.00 mi12:24:352:22:017:069:52
7:16
+0:05
21M
21.00 mi12:32:082:29:347:077:33
7:33
+0:17
35K
21.75 mi12:37:272:34:537:075:19
7:06
-0:27
23M
23.00 mi12:46:532:44:197:099:26
7:32
+0:26
24M
24.00 mi12:54:242:51:507:107:31
7:31
-0:01
40K
24.85 mi13:00:562:58:227:116:32
7:38
+0:07
25.2M
25.20 mi13:03:413:01:077:112:45
7:58
+0:20
Finish
26.22 mi13:10:443:08:107:117:03
6:55
-1:03

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

6:52 /mi

Average Pace

7:11 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:53

95% of race

Time at Steady Pace

9:17

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:11 /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 mi10:25:0922:357:1622:35
7:16
#10038
10K
6.21 mi10:47:2144:477:1222:12
7:09
#9509
15K
9.32 mi11:09:071:06:337:0821:46
7:00
#8829
20K
12.43 mi11:30:511:28:177:0621:44
7:00
#8207
Half
13.11 mi11:35:321:32:587:054:41
6:52
#8115
25K
15.53 mi11:52:231:49:497:0416:51
6:57
#7726
30K
18.64 mi12:14:432:12:097:0522:20
7:11
#7272
20M
20.00 mi12:24:352:22:017:069:52
7:16
#7072
21M
21.00 mi12:32:082:29:347:077:33
7:33
#6843
35K
21.75 mi12:37:272:34:537:075:19
7:06
#6764
23M
23.00 mi12:46:532:44:197:099:26
7:32
#6704
24M
24.00 mi12:54:242:51:507:107:31
7:31
#6701
40K
24.85 mi13:00:562:58:227:116:32
7:38
#6678
25.2M
25.20 mi13:03:413:01:077:112:45
7:58
#6652
Finish
26.22 mi13:10:443:08:107:117:03
6:55
#6533
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi10038818481847656(Top 27%)6720(Top 42%)6720(Top 119%)
10K6.21 mi3.10 mi9509+5297903+2817903+2819024(Top 32%)7615(Top 47%)7615(Top 135%)
15K9.32 mi3.11 mi8829+6807485+4187485+4187656(Top 27%)6720(Top 42%)6720(Top 119%)
20K12.43 mi3.11 mi8207+6227080+4057080+4056853(Top 24%)6096(Top 38%)6096(Top 108%)
Half13.11 mi0.68 mi8115+927023+577023+576647(Top 23%)5943(Top 37%)5943(Top 105%)
25K15.53 mi2.42 mi7726+3896758+2656758+2655988(Top 21%)5392(Top 33%)5392(Top 96%)
30K18.64 mi3.11 mi7272+4546401+3576401+3575832(Top 21%)5190(Top 32%)5190(Top 92%)
20M20.00 mi1.36 mi7072+2006233+1686233+1685561(Top 20%)4886(Top 30%)4886(Top 87%)
21M21.00 mi1.00 mi6843+2296041+1926041+1924881(Top 17%)4291(Top 27%)4291(Top 76%)
35K21.75 mi0.75 mi6764+795969+725969+726026(Top 21%)5083(Top 32%)5083(Top 90%)
23M23.00 mi1.25 mi6704+605890+795890+796811(Top 24%)5478(Top 34%)5478(Top 97%)
24M24.00 mi1.00 mi6701+35862+285862+287794(Top 27%)5988(Top 37%)5988(Top 106%)
40K24.85 mi0.85 mi6678+235818+445818+447675(Top 27%)5813(Top 36%)5813(Top 103%)
25.2M25.20 mi0.35 mi6652+265787+315787+315795(Top 20%)4620(Top 29%)4620(Top 82%)
Finish26.22 mi1.02 mi6533+1195676+1115676+1115216(Top 18%)4264(Top 26%)4264(Top 76%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7656

Males

6720

M18-39

6720

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

9024

Males

7615

M18-39

7615

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7656

Males

6720

M18-39

6720

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6853

Males

6096

M18-39

6096

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

6647

Males

5943

M18-39

5943

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5988

Males

5392

M18-39

5392

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5832

Males

5190

M18-39

5190

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5561

Males

4886

M18-39

4886

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4881

Males

4291

M18-39

4291

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

6026

Males

5083

M18-39

5083

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6811

Males

5478

M18-39

5478

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7794

Males

5988

M18-39

5988

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7675

Males

5813

M18-39

5813

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5795

Males

4620

M18-39

4620

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

5216

Males

4264

M18-39

4264

Passing Analysis

Category:
Athletes Passed
3849*
Passed By
344
Net Change
+3505
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10038
5K → 10K594*65+529#10038#9509
10K → 15K69414+680#9509#8829
15K → 20K6242+622#8829#8207
20K → Half931+92#8207#8115
Half → 25K3912+389#8115#7726
25K → 30K46915+454#7726#7272
30K → 20M21010+200#7272#7072
20M → 21M2323+229#7072#6843
21M → 35K878+79#6843#6764
35K → 23M12464+60#6764#6704
23M → 24M7067+3#6704#6701
24M → 40K8259+23#6701#6678
40K → 25.2M3812+26#6678#6652
25.2M → Finish14122+119#6652#6533
TOTALS3849*344+3505

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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