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BOSTON MARATHON 2025

Jack Main

Bib: 32433•M

VT

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
29:07
Rank: #23814
Start → 5K
29:07 | 9:22/mi
10K· 6.21 mi
57:31
Rank: #23402 (+412)
5K → 10K
28:24 | 9:08/mi
15K· 9.32 mi
1:25:37
Rank: #23034 (+368)
10K → 15K
28:06 | 9:03/mi
20K· 12.43 mi
1:54:48
Rank: #22941 (+93)
15K → 20K
29:11 | 9:24/mi
Half· 13.11 mi
2:02:31
Rank: #23268 (-327)
20K → Half
7:43 | 11:19/mi
25K· 15.53 mi
2:25:31
Rank: #23008 (+260)
Half → 25K
23:00 | 9:29/mi
30K· 18.64 mi
2:57:52
Rank: #22924 (+84)
25K → 30K
32:21 | 10:25/mi
20M
3:12:35
Rank: #22934 (-10)
30K → 20M
14:43 | 10:50/mi
21M
3:23:58
Rank: #22901 (+33)
20M → 21M
11:23 | 11:23/mi
35K· 21.75 mi
3:31:50
Rank: #22917 (-16)
21M → 35K
7:52 | 10:31/mi
23M
3:45:31
Rank: #22901 (+16)
35K → 23M
13:41 | 10:56/mi
24M
3:56:37
Rank: #22978 (-77)
23M → 24M
11:06 | 11:06/mi
40K· 24.85 mi
4:06:19
Rank: #23017 (-39)
24M → 40K
9:42 | 11:21/mi
25.2M
4:10:11
Rank: #23004 (+13)
40K → 25.2M
3:52 | 11:13/mi
Finish· 26.22 mi
4:20:06
Rank: #22962 (+42)
25.2M → Finish
9:55 | 9:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:31
Pace9:21 /mi
2nd Half
Distance13.11 mi
Time2:17:35
Pace10:30 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:0529:079:2229:07
9:22
-
10K
6.21 mi12:22:2957:319:1528:24
9:08
-0:14
15K
9.32 mi12:50:351:25:379:1128:06
9:03
-0:05
20K
12.43 mi13:19:461:54:489:1429:11
9:24
+0:21
Half
13.11 mi13:27:292:02:319:217:43
11:19
+1:55
25K
15.53 mi13:50:292:25:319:2223:00
9:29
-1:50
30K
18.64 mi14:22:502:57:529:3232:21
10:25
+0:56
20M
20.00 mi14:37:333:12:359:3814:43
10:50
+0:25
21M
21.00 mi14:48:563:23:589:4311:23
11:23
+0:33
35K
21.75 mi14:56:483:31:509:447:52
10:31
-0:52
23M
23.00 mi15:10:293:45:319:4813:41
10:56
+0:25
24M
24.00 mi15:21:353:56:379:5211:06
11:06
+0:10
40K
24.85 mi15:31:174:06:199:559:42
11:21
+0:15
25.2M
25.20 mi15:35:094:10:119:563:52
11:13
-0:08
Finish
26.22 mi15:45:044:20:069:569:55
9:44
-1:29

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

9:03 /mi

Average Pace

9:56 /mi

Slowest Pace

11:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:43

57% of race

Time at Steady Pace

1:08:37

26% of race

Time at Slower Pace

43:46

17% of race

Average Pace: 9:55 /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 mi11:54:0529:079:2229:07
9:22
#23814
10K
6.21 mi12:22:2957:319:1528:24
9:08
#23402
15K
9.32 mi12:50:351:25:379:1128:06
9:03
#23034
20K
12.43 mi13:19:461:54:489:1429:11
9:24
#22941
Half
13.11 mi13:27:292:02:319:217:43
11:19
#23268
25K
15.53 mi13:50:292:25:319:2223:00
9:29
#23008
30K
18.64 mi14:22:502:57:529:3232:21
10:25
#22924
20M
20.00 mi14:37:333:12:359:3814:43
10:50
#22934
21M
21.00 mi14:48:563:23:589:4311:23
11:23
#22901
35K
21.75 mi14:56:483:31:509:447:52
10:31
#22917
23M
23.00 mi15:10:293:45:319:4813:41
10:56
#22901
24M
24.00 mi15:21:353:56:379:5211:06
11:06
#22978
40K
24.85 mi15:31:174:06:199:559:42
11:21
#23017
25.2M
25.20 mi15:35:094:10:119:563:52
11:13
#23004
Finish
26.22 mi15:45:044:20:069:569:55
9:44
#22962
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23814141571415722229(Top 78%)13490(Top 84%)13490(Top 239%)
10K6.21 mi3.10 mi23402+41213971+18613971+18622960(Top 81%)13789(Top 86%)13789(Top 244%)
15K9.32 mi3.11 mi23034+36813825+14613825+14622229(Top 78%)13490(Top 84%)13490(Top 239%)
20K12.43 mi3.11 mi22941+9313786+3913786+3922554(Top 79%)13603(Top 84%)13603(Top 241%)
Half13.11 mi0.68 mi23268-32713936-15013936-15026878(Top 95%)15465(Top 96%)15465(Top 274%)
25K15.53 mi2.42 mi23008+26013796+14013796+14021809(Top 77%)13205(Top 82%)13205(Top 234%)
30K18.64 mi3.11 mi22924+8413723+7313723+7322738(Top 80%)13501(Top 84%)13501(Top 239%)
20M20.00 mi1.36 mi22934-1013699+2413699+2423233(Top 82%)13628(Top 85%)13628(Top 242%)
21M21.00 mi1.00 mi22901+3313666+3313666+3322345(Top 79%)13127(Top 82%)13127(Top 233%)
35K21.75 mi0.75 mi22917-1613659+713659+723199(Top 82%)13485(Top 84%)13485(Top 239%)
23M23.00 mi1.25 mi22901+1613632+2713632+2723059(Top 81%)13366(Top 83%)13366(Top 237%)
24M24.00 mi1.00 mi22978-7713640-813640-824184(Top 85%)13913(Top 86%)13913(Top 247%)
40K24.85 mi0.85 mi23017-3913642-213642-223842(Top 84%)13692(Top 85%)13692(Top 243%)
25.2M25.20 mi0.35 mi23004+1313632+1013632+1021258(Top 75%)12420(Top 77%)12420(Top 220%)
Finish26.22 mi1.02 mi22962+4213600+3213600+3222021(Top 78%)12802(Top 79%)12802(Top 227%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

22229

Males

13490

M18-39

13490

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

22960

Males

13789

M18-39

13789

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

22229

Males

13490

M18-39

13490

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

22554

Males

13603

M18-39

13603

20K→Half

12.4 - 13.1 mi

Top 95%
×2stories
+19ft-37ft

Overall

26878

Males

15465

M18-39

15465

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21809

Males

13205

M18-39

13205

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

22738

Males

13501

M18-39

13501

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

23233

Males

13628

M18-39

13628

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

22345

Males

13127

M18-39

13127

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

23199

Males

13485

M18-39

13485

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

23059

Males

13366

M18-39

13366

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

24184

Males

13913

M18-39

13913

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

23842

Males

13692

M18-39

13692

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21258

Males

12420

M18-39

12420

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2stories
+22ft-21ft

Overall

22021

Males

12802

M18-39

12802

Passing Analysis

Category:
Athletes Passed
2037
Passed By
1185
Net Change
+852
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23814
5K → 10K50189+412#23814#23402
10K → 15K40840+368#23402#23034
15K → 20K219126+93#23034#22941
20K → Half4331-327#22941#23268
Half → 25K28626+260#23268#23008
25K → 30K204120+84#23008#22924
30K → 20M7484-10#22924#22934
20M → 21M8148+33#22934#22901
21M → 35K3652-16#22901#22917
35K → 23M7357+16#22917#22901
23M → 24M34111-77#22901#22978
24M → 40K4079-39#22978#23017
40K → 25.2M207+13#23017#23004
25.2M → Finish5715+42#23004#22962
TOTALS20371185+852
📊

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