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BOSTON MARATHON 2025

Joe Collura

Bib: 4905•M

AR

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

Start
0:00:00
Race begins
5K· 3.11 mi
23:30
Rank: #12793
Start → 5K
23:30 | 7:34/mi
10K· 6.21 mi
49:10
Rank: #15805 (-3012)
5K → 10K
25:40 | 8:16/mi
15K· 9.32 mi
1:15:21
Rank: #16959 (-1154)
10K → 15K
26:11 | 8:26/mi
20K· 12.43 mi
1:43:44
Rank: #18290 (-1331)
15K → 20K
28:23 | 9:08/mi
Half· 13.11 mi
1:49:10
Rank: #18141 (+149)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
2:11:24
Rank: #18644 (-503)
Half → 25K
22:14 | 9:10/mi
30K· 18.64 mi
2:40:38
Rank: #18855 (-211)
25K → 30K
29:14 | 9:25/mi
20M
2:57:50
Rank: #20035 (-1180)
30K → 20M
17:12 | 12:39/mi
21M
3:08:28
Rank: #20058 (-23)
20M → 21M
10:38 | 10:38/mi
35K· 21.75 mi
3:15:26
Rank: #20051 (+7)
21M → 35K
6:58 | 9:19/mi
23M
3:27:33
Rank: #20025 (+26)
35K → 23M
12:07 | 9:41/mi
24M
3:35:34
Rank: #19702 (+323)
23M → 24M
8:01 | 8:01/mi
40K· 24.85 mi
3:42:56
Rank: #19509 (+193)
24M → 40K
7:22 | 8:37/mi
25.2M
3:46:07
Rank: #19420 (+89)
40K → 25.2M
3:11 | 9:14/mi
Finish· 26.22 mi
3:54:49
Rank: #19295 (+125)
25.2M → Finish
8:42 | 8:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:10
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time2:05:39
Pace9:35 /mi
📊Positive Split: 15.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:0523:307:3423:30
7:34
-
10K
6.21 mi10:54:4549:107:5525:40
8:16
+0:42
15K
9.32 mi11:20:561:15:218:0526:11
8:26
+0:10
20K
12.43 mi11:49:191:43:448:2128:23
9:08
+0:42
Half
13.11 mi11:54:451:49:108:205:26
7:58
-1:10
25K
15.53 mi12:16:592:11:248:2822:14
9:10
+1:12
30K
18.64 mi12:46:132:40:388:3729:14
9:25
+0:15
20M
20.00 mi13:03:252:57:508:5317:12
12:39
+3:14
21M
21.00 mi13:14:033:08:288:5810:38
10:38
-2:01
35K
21.75 mi13:21:013:15:268:596:58
9:19
-1:19
23M
23.00 mi13:33:083:27:339:0112:07
9:41
+0:22
24M
24.00 mi13:41:093:35:348:598:01
8:01
-1:40
40K
24.85 mi13:48:313:42:568:587:22
8:37
+0:36
25.2M
25.20 mi13:51:423:46:078:583:11
9:14
+0:37
Finish
26.22 mi14:00:243:54:498:588:42
8:32
-0:42

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

7:34 /mi

Average Pace

8:58 /mi

Slowest Pace

12:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:48

38% of race

Time at Steady Pace

1:58:11

50% of race

Time at Slower Pace

27:50

12% of race

Average Pace: 8:57 /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 mi10:29:0523:307:3423:30
7:34
#12793
10K
6.21 mi10:54:4549:107:5525:40
8:16
#15805
15K
9.32 mi11:20:561:15:218:0526:11
8:26
#16959
20K
12.43 mi11:49:191:43:448:2128:23
9:08
#18290
Half
13.11 mi11:54:451:49:108:205:26
7:58
#18141
25K
15.53 mi12:16:592:11:248:2822:14
9:10
#18644
30K
18.64 mi12:46:132:40:388:3729:14
9:25
#18855
20M
20.00 mi13:03:252:57:508:5317:12
12:39
#20035
21M
21.00 mi13:14:033:08:288:5810:38
10:38
#20058
35K
21.75 mi13:21:013:15:268:596:58
9:19
#20051
23M
23.00 mi13:33:083:27:339:0112:07
9:41
#20025
24M
24.00 mi13:41:093:35:348:598:01
8:01
#19702
40K
24.85 mi13:48:313:42:568:587:22
8:37
#19509
25.2M
25.20 mi13:51:423:46:078:583:11
9:14
#19420
Finish
26.22 mi14:00:243:54:498:588:42
8:32
#19295
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi127939561956118862(Top 66%)11991(Top 74%)11991(Top 213%)
10K6.21 mi3.10 mi15805-301210739-117810739-117818295(Top 64%)11762(Top 73%)11762(Top 208%)
15K9.32 mi3.11 mi16959-115411220-48111220-48118862(Top 66%)11991(Top 74%)11991(Top 213%)
20K12.43 mi3.11 mi18290-133111732-51211732-51221611(Top 76%)13177(Top 82%)13177(Top 234%)
Half13.11 mi0.68 mi18141+14911665+6711665+6715599(Top 55%)10627(Top 66%)10627(Top 188%)
25K15.53 mi2.42 mi18644-50311874-20911874-20920637(Top 73%)12687(Top 79%)12687(Top 225%)
30K18.64 mi3.11 mi18855-21111941-6711941-6719562(Top 69%)12084(Top 75%)12084(Top 214%)
20M20.00 mi1.36 mi20035-118012414-47312414-47326086(Top 92%)14964(Top 93%)14964(Top 265%)
21M21.00 mi1.00 mi20058-2312397+1712397+1720390(Top 72%)12208(Top 76%)12208(Top 216%)
35K21.75 mi0.75 mi20051+712372+2512372+2519604(Top 69%)11781(Top 73%)11781(Top 209%)
23M23.00 mi1.25 mi20025+2612341+3112341+3119359(Top 68%)11601(Top 72%)11601(Top 206%)
24M24.00 mi1.00 mi19702+32312166+17512166+17511358(Top 40%)7849(Top 49%)7849(Top 139%)
40K24.85 mi0.85 mi19509+19312072+9412072+9414154(Top 50%)9081(Top 56%)9081(Top 161%)
25.2M25.20 mi0.35 mi19420+8912024+4812024+4813091(Top 46%)8536(Top 53%)8536(Top 151%)
Finish26.22 mi1.02 mi19295+12511950+7411950+7416444(Top 58%)10137(Top 63%)10137(Top 180%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

18862

Males

11991

M18-39

11991

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

18295

Males

11762

M18-39

11762

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

18862

Males

11991

M18-39

11991

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

21611

Males

13177

M18-39

13177

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

15599

Males

10627

M18-39

10627

Half→25K

13.1 - 15.5 mi

Top 73%
×4stories
+66ft-88ft

Overall

20637

Males

12687

M18-39

12687

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

19562

Males

12084

M18-39

12084

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

26086

Males

14964

M18-39

14964

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

20390

Males

12208

M18-39

12208

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

19604

Males

11781

M18-39

11781

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

19359

Males

11601

M18-39

11601

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

11358

Males

7849

M18-39

7849

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14154

Males

9081

M18-39

9081

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

13091

Males

8536

M18-39

8536

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

16444

Males

10137

M18-39

10137

Passing Analysis

Category:
Athletes Passed
1436
Passed By
7938
Net Change
-6502
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12793
5K → 10K83020-3012#12793#15805
10K → 15K341188-1154#15805#16959
15K → 20K201351-1331#16959#18290
20K → Half1490+149#18290#18141
Half → 25K56559-503#18141#18644
25K → 30K180391-211#18644#18855
30K → 20M91189-1180#18855#20035
20M → 21M85108-23#20035#20058
21M → 35K6154+7#20058#20051
35K → 23M9468+26#20051#20025
23M → 24M3230+323#20025#19702
24M → 40K1941+193#19702#19509
40K → 25.2M890+89#19509#19420
25.2M → Finish1349+125#19420#19295
TOTALS14367938-6502
📊

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