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BOSTON MARATHON 2025

Jack Mccarron

Bib: 8592•M

CT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 18%
Gender (Male)
#0 / 16105
Top 29%
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
22:51
Rank: #10873
Start → 5K
22:51 | 7:21/mi
10K· 6.21 mi
44:00
Rank: #8505 (+2368)
5K → 10K
21:09 | 6:48/mi
15K· 9.32 mi
1:04:21
Rank: #7098 (+1407)
10K → 15K
20:21 | 6:33/mi
20K· 12.43 mi
1:25:03
Rank: #6343 (+755)
15K → 20K
20:42 | 6:40/mi
Half· 13.11 mi
1:29:31
Rank: #6201 (+142)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:45:37
Rank: #5705 (+496)
Half → 25K
16:06 | 6:38/mi
30K· 18.64 mi
2:07:22
Rank: #5442 (+263)
25K → 30K
21:45 | 7:00/mi
20M
2:17:00
Rank: #5366 (+76)
30K → 20M
9:38 | 7:05/mi
21M
2:24:35
Rank: #5312 (+54)
20M → 21M
7:35 | 7:35/mi
35K· 21.75 mi
2:29:41
Rank: #5249 (+63)
21M → 35K
5:06 | 6:49/mi
23M
2:38:28
Rank: #5121 (+128)
35K → 23M
8:47 | 7:01/mi
24M
2:45:47
Rank: #5163 (-42)
23M → 24M
7:19 | 7:19/mi
40K· 24.85 mi
2:52:07
Rank: #5166 (-3)
24M → 40K
6:20 | 7:24/mi
25.2M
2:55:00
Rank: #5177 (-11)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:02:34
Rank: #5227 (-50)
25.2M → Finish
7:34 | 7:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:31
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:33:03
Pace7:06 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0122:517:2122:51
7:21
-
10K
6.21 mi11:15:1044:007:0521:09
6:48
-0:33
15K
9.32 mi11:35:311:04:216:5420:21
6:33
-0:15
20K
12.43 mi11:56:131:25:036:5120:42
6:40
+0:07
Half
13.11 mi12:00:411:29:316:504:28
6:33
-0:07
25K
15.53 mi12:16:471:45:376:4816:06
6:38
+0:05
30K
18.64 mi12:38:322:07:226:5021:45
7:00
+0:22
20M
20.00 mi12:48:102:17:006:519:38
7:05
+0:05
21M
21.00 mi12:55:452:24:356:537:35
7:35
+0:30
35K
21.75 mi13:00:512:29:416:535:06
6:49
-0:46
23M
23.00 mi13:09:382:38:286:538:47
7:01
+0:12
24M
24.00 mi13:16:572:45:476:547:19
7:19
+0:18
40K
24.85 mi13:23:172:52:076:556:20
7:24
+0:05
25.2M
25.20 mi13:26:102:55:006:572:53
8:22
+0:58
Finish
26.22 mi13:33:443:02:346:587:34
7:26
-0:56

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

6:33 /mi

Average Pace

6:58 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:01:37

34% of race

Time at Steady Pace

1:06:25

36% of race

Time at Slower Pace

54:32

30% of race

Average Pace: 6:58 /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 mi10:54:0122:517:2122:51
7:21
#10873
10K
6.21 mi11:15:1044:007:0521:09
6:48
#8505
15K
9.32 mi11:35:311:04:216:5420:21
6:33
#7098
20K
12.43 mi11:56:131:25:036:5120:42
6:40
#6343
Half
13.11 mi12:00:411:29:316:504:28
6:33
#6201
25K
15.53 mi12:16:471:45:376:4816:06
6:38
#5705
30K
18.64 mi12:38:322:07:226:5021:45
7:00
#5442
20M
20.00 mi12:48:102:17:006:519:38
7:05
#5366
21M
21.00 mi12:55:452:24:356:537:35
7:35
#5312
35K
21.75 mi13:00:512:29:416:535:06
6:49
#5249
23M
23.00 mi13:09:382:38:286:538:47
7:01
#5121
24M
24.00 mi13:16:572:45:476:547:19
7:19
#5163
40K
24.85 mi13:23:172:52:076:556:20
7:24
#5166
25.2M
25.20 mi13:26:102:55:006:572:53
8:22
#5177
Finish
26.22 mi13:33:443:02:346:587:34
7:26
#5227
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi10873862586253878(Top 14%)3658(Top 23%)3658(Top 65%)
10K6.21 mi3.10 mi8505+23687294+13317294+13316448(Top 23%)5836(Top 36%)5836(Top 103%)
15K9.32 mi3.11 mi7098+14076358+9366358+9363878(Top 14%)3658(Top 23%)3658(Top 65%)
20K12.43 mi3.11 mi6343+7555756+6025756+6024108(Top 14%)3853(Top 24%)3853(Top 68%)
Half13.11 mi0.68 mi6201+1425641+1155641+1153999(Top 14%)3763(Top 23%)3763(Top 67%)
25K15.53 mi2.42 mi5705+4965226+4155226+4153728(Top 13%)3502(Top 22%)3502(Top 62%)
30K18.64 mi3.11 mi5442+2634991+2354991+2354677(Top 16%)4264(Top 26%)4264(Top 76%)
20M20.00 mi1.36 mi5366+764914+774914+774610(Top 16%)4180(Top 26%)4180(Top 74%)
21M21.00 mi1.00 mi5312+544859+554859+555009(Top 18%)4376(Top 27%)4376(Top 78%)
35K21.75 mi0.75 mi5249+634805+544805+544207(Top 15%)3760(Top 23%)3760(Top 67%)
23M23.00 mi1.25 mi5121+1284685+1204685+1203838(Top 14%)3451(Top 21%)3451(Top 61%)
24M24.00 mi1.00 mi5163-424707-224707-226474(Top 23%)5196(Top 32%)5196(Top 92%)
40K24.85 mi0.85 mi5166-34698+94698+96207(Top 22%)4967(Top 31%)4967(Top 88%)
25.2M25.20 mi0.35 mi5177-114706-84706-87867(Top 28%)5808(Top 36%)5808(Top 103%)
Finish26.22 mi1.02 mi5227-504737-314737-318628(Top 30%)6234(Top 39%)6234(Top 110%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3878

Males

3658

M18-39

3658

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6448

Males

5836

M18-39

5836

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3878

Males

3658

M18-39

3658

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

4108

Males

3853

M18-39

3853

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3999

Males

3763

M18-39

3763

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3728

Males

3502

M18-39

3502

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4677

Males

4264

M18-39

4264

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4610

Males

4180

M18-39

4180

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5009

Males

4376

M18-39

4376

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4207

Males

3760

M18-39

3760

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3838

Males

3451

M18-39

3451

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6474

Males

5196

M18-39

5196

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6207

Males

4967

M18-39

4967

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7867

Males

5808

M18-39

5808

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

8628

Males

6234

M18-39

6234

Passing Analysis

Category:
Athletes Passed
6075*
Passed By
429
Net Change
+5646
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10873
5K → 10K2371*3+2368#10873#8505
10K → 15K14070+1407#8505#7098
15K → 20K7550+755#7098#6343
20K → Half1431+142#6343#6201
Half → 25K4993+496#6201#5705
25K → 30K31350+263#5705#5442
30K → 20M11943+76#5442#5366
20M → 21M10854+54#5366#5312
21M → 35K7714+63#5312#5249
35K → 23M14820+128#5249#5121
23M → 24M4486-42#5121#5163
24M → 40K5356-3#5163#5166
40K → 25.2M1526-11#5166#5177
25.2M → Finish2373-50#5177#5227
TOTALS6075*429+5646

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

📊

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