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BOSTON MARATHON 2025

Patrick Cronin

Bib: 5131•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 17%
Division (M18-39)
#0 / 5642
Top 38%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:06
Rank: #3599
Start → 5K
20:06 | 6:28/mi
10K· 6.21 mi
40:12
Rank: #3545 (+54)
5K → 10K
20:06 | 6:28/mi
15K· 9.32 mi
1:00:09
Rank: #3344 (+201)
10K → 15K
19:57 | 6:25/mi
20K· 12.43 mi
1:20:20
Rank: #3246 (+98)
15K → 20K
20:11 | 6:30/mi
Half· 13.11 mi
1:24:44
Rank: #3251 (-5)
20K → Half
4:24 | 6:27/mi
25K· 15.53 mi
1:40:34
Rank: #3219 (+32)
Half → 25K
15:50 | 6:32/mi
30K· 18.64 mi
2:01:25
Rank: #3113 (+106)
25K → 30K
20:51 | 6:43/mi
20M
2:10:51
Rank: #3117 (-4)
30K → 20M
9:26 | 6:57/mi
21M
2:18:01
Rank: #3069 (+48)
20M → 21M
7:10 | 7:10/mi
35K· 21.75 mi
2:23:05
Rank: #3067 (+2)
21M → 35K
5:04 | 6:46/mi
23M
2:31:50
Rank: #3055 (+12)
35K → 23M
8:45 | 6:59/mi
24M
2:38:46
Rank: #3067 (-12)
23M → 24M
6:56 | 6:56/mi
40K· 24.85 mi
2:44:37
Rank: #3031 (+36)
24M → 40K
5:51 | 6:51/mi
25.2M
2:47:09
Rank: #3002 (+29)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:53:35
Rank: #2918 (+84)
25.2M → Finish
6:26 | 6:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:44
Pace6:28 /mi
2nd Half
Distance13.11 mi
Time1:28:51
Pace6:47 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5320:066:2820:06
6:28
-
10K
6.21 mi10:43:5940:126:2820:06
6:28
0:00
15K
9.32 mi11:03:561:00:096:2719:57
6:25
-0:03
20K
12.43 mi11:24:071:20:206:2820:11
6:30
+0:05
Half
13.11 mi11:28:311:24:446:284:24
6:27
-0:03
25K
15.53 mi11:44:211:40:346:2815:50
6:32
+0:05
30K
18.64 mi12:05:122:01:256:3120:51
6:43
+0:11
20M
20.00 mi12:14:382:10:516:339:26
6:57
+0:14
21M
21.00 mi12:21:482:18:016:347:10
7:10
+0:13
35K
21.75 mi12:26:522:23:056:355:04
6:46
-0:24
23M
23.00 mi12:35:372:31:506:368:45
6:59
+0:13
24M
24.00 mi12:42:332:38:466:376:56
6:56
-0:03
40K
24.85 mi12:48:242:44:376:375:51
6:51
-0:05
25.2M
25.20 mi12:50:562:47:096:382:32
7:21
+0:30
Finish
26.22 mi12:57:222:53:356:386:26
6:19
-1:02

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

6:19 /mi

Average Pace

6:38 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:42

84% of race

Time at Steady Pace

27:53

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:37 /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 mi10:23:5320:066:2820:06
6:28
#3599
10K
6.21 mi10:43:5940:126:2820:06
6:28
#3545
15K
9.32 mi11:03:561:00:096:2719:57
6:25
#3344
20K
12.43 mi11:24:071:20:206:2820:11
6:30
#3246
Half
13.11 mi11:28:311:24:446:284:24
6:27
#3251
25K
15.53 mi11:44:211:40:346:2815:50
6:32
#3219
30K
18.64 mi12:05:122:01:256:3120:51
6:43
#3113
20M
20.00 mi12:14:382:10:516:339:26
6:57
#3117
21M
21.00 mi12:21:482:18:016:347:10
7:10
#3069
35K
21.75 mi12:26:522:23:056:355:04
6:46
#3067
23M
23.00 mi12:35:372:31:506:368:45
6:59
#3055
24M
24.00 mi12:42:332:38:466:376:56
6:56
#3067
40K
24.85 mi12:48:242:44:376:375:51
6:51
#3031
25.2M
25.20 mi12:50:562:47:096:382:32
7:21
#3002
Finish
26.22 mi12:57:222:53:356:386:26
6:19
#2918
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3599341434143064(Top 11%)2917(Top 18%)2917(Top 52%)
10K6.21 mi3.10 mi3545+543363+513363+513503(Top 12%)3318(Top 21%)3318(Top 59%)
15K9.32 mi3.11 mi3344+2013175+1883175+1883064(Top 11%)2917(Top 18%)2917(Top 52%)
20K12.43 mi3.11 mi3246+983091+843091+843100(Top 11%)2943(Top 18%)2943(Top 52%)
Half13.11 mi0.68 mi3251-53095-43095-43328(Top 12%)3154(Top 20%)3154(Top 56%)
25K15.53 mi2.42 mi3219+323066+293066+293039(Top 11%)2884(Top 18%)2884(Top 51%)
30K18.64 mi3.11 mi3113+1062960+1062960+1062935(Top 10%)2763(Top 17%)2763(Top 49%)
20M20.00 mi1.36 mi3117-42955+52955+53729(Top 13%)3428(Top 21%)3428(Top 61%)
21M21.00 mi1.00 mi3069+482907+482907+482966(Top 10%)2740(Top 17%)2740(Top 49%)
35K21.75 mi0.75 mi3067+22904+32904+33891(Top 14%)3491(Top 22%)3491(Top 62%)
23M23.00 mi1.25 mi3055+122889+152889+153661(Top 13%)3305(Top 21%)3305(Top 59%)
24M24.00 mi1.00 mi3067-122897-82897-84226(Top 15%)3707(Top 23%)3707(Top 66%)
40K24.85 mi0.85 mi3031+362861+362861+363024(Top 11%)2720(Top 17%)2720(Top 48%)
25.2M25.20 mi0.35 mi3002+292834+272834+272689(Top 9%)2391(Top 15%)2391(Top 42%)
Finish26.22 mi1.02 mi2918+842755+792755+791944(Top 7%)1788(Top 11%)1788(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

3064

Males

2917

M18-39

2917

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3503

Males

3318

M18-39

3318

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

3064

Males

2917

M18-39

2917

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3100

Males

2943

M18-39

2943

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3328

Males

3154

M18-39

3154

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3039

Males

2884

M18-39

2884

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2935

Males

2763

M18-39

2763

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3729

Males

3428

M18-39

3428

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2966

Males

2740

M18-39

2740

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3891

Males

3491

M18-39

3491

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3661

Males

3305

M18-39

3305

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4226

Males

3707

M18-39

3707

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3024

Males

2720

M18-39

2720

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2689

Males

2391

M18-39

2391

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1944

Males

1788

M18-39

1788

Passing Analysis

Category:
Athletes Passed
1218
Passed By
537
Net Change
+681
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3599
5K → 10K159105+54#3599#3545
10K → 15K21918+201#3545#3344
15K → 20K14143+98#3344#3246
20K → Half1419-5#3246#3251
Half → 25K8654+32#3251#3219
25K → 30K16054+106#3219#3113
30K → 20M5862-4#3113#3117
20M → 21M6214+48#3117#3069
21M → 35K3735+2#3069#3067
35K → 23M6755+12#3067#3055
23M → 24M3951-12#3055#3067
24M → 40K5519+36#3067#3031
40K → 25.2M345+29#3031#3002
25.2M → Finish873+84#3002#2918
TOTALS1218537+681
📊

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