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BOSTON MARATHON 2025

Shane Cahill

Bib: 7062•M

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
22:47
Rank: #10702
Start → 5K
22:47 | 7:20/mi
10K· 6.21 mi
47:10
Rank: #12946 (-2244)
5K → 10K
24:23 | 7:51/mi
15K· 9.32 mi
1:12:47
Rank: #14695 (-1749)
10K → 15K
25:37 | 8:15/mi
20K· 12.43 mi
1:38:26
Rank: #15271 (-576)
15K → 20K
25:39 | 8:15/mi
Half· 13.11 mi
1:43:45
Rank: #15204 (+67)
20K → Half
5:19 | 7:48/mi
25K· 15.53 mi
2:03:57
Rank: #15390 (-186)
Half → 25K
20:12 | 8:20/mi
30K· 18.64 mi
2:31:37
Rank: #15772 (-382)
25K → 30K
27:40 | 8:54/mi
20M
2:44:26
Rank: #16011 (-239)
30K → 20M
12:49 | 9:26/mi
21M
2:54:21
Rank: #16093 (-82)
20M → 21M
9:55 | 9:55/mi
35K· 21.75 mi
3:01:06
Rank: #16154 (-61)
21M → 35K
6:45 | 9:01/mi
23M
3:13:07
Rank: #16308 (-154)
35K → 23M
12:01 | 9:36/mi
24M
3:22:22
Rank: #16425 (-117)
23M → 24M
9:15 | 9:15/mi
40K· 24.85 mi
3:30:27
Rank: #16521 (-96)
24M → 40K
8:05 | 9:27/mi
25.2M
3:33:55
Rank: #16537 (-16)
40K → 25.2M
3:28 | 10:03/mi
Finish· 26.22 mi
3:42:29
Rank: #16489 (+48)
25.2M → Finish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:45
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:58:44
Pace9:03 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:0722:477:2022:47
7:20
-
10K
6.21 mi10:53:3047:107:3524:23
7:51
+0:31
15K
9.32 mi11:19:071:12:477:4925:37
8:15
+0:24
20K
12.43 mi11:44:461:38:267:5525:39
8:15
0:00
Half
13.11 mi11:50:051:43:457:555:19
7:48
-0:27
25K
15.53 mi12:10:172:03:577:5920:12
8:20
+0:32
30K
18.64 mi12:37:572:31:378:0827:40
8:54
+0:34
20M
20.00 mi12:50:462:44:268:1312:49
9:26
+0:32
21M
21.00 mi13:00:412:54:218:189:55
9:55
+0:29
35K
21.75 mi13:07:263:01:068:206:45
9:01
-0:54
23M
23.00 mi13:19:273:13:078:2412:01
9:36
+0:35
24M
24.00 mi13:28:423:22:228:269:15
9:15
-0:21
40K
24.85 mi13:36:473:30:278:288:05
9:27
+0:12
25.2M
25.20 mi13:40:153:33:558:293:28
10:03
+0:36
Finish
26.22 mi13:48:493:42:298:308:34
8:24
-1:39

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

7:20 /mi

Average Pace

8:30 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:31

60% of race

Time at Steady Pace

43:40

20% of race

Time at Slower Pace

46:18

21% of race

Average Pace: 8:29 /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 mi10:29:0722:477:2022:47
7:20
#10702
10K
6.21 mi10:53:3047:107:3524:23
7:51
#12946
15K
9.32 mi11:19:071:12:477:4925:37
8:15
#14695
20K
12.43 mi11:44:461:38:267:5525:39
8:15
#15271
Half
13.11 mi11:50:051:43:457:555:19
7:48
#15204
25K
15.53 mi12:10:172:03:577:5920:12
8:20
#15390
30K
18.64 mi12:37:572:31:378:0827:40
8:54
#15772
20M
20.00 mi12:50:462:44:268:1312:49
9:26
#16011
21M
21.00 mi13:00:412:54:218:189:55
9:55
#16093
35K
21.75 mi13:07:263:01:068:206:45
9:01
#16154
23M
23.00 mi13:19:273:13:078:2412:01
9:36
#16308
24M
24.00 mi13:28:423:22:228:269:15
9:15
#16425
40K
24.85 mi13:36:473:30:278:288:05
9:27
#16521
25.2M
25.20 mi13:40:153:33:558:293:28
10:03
#16537
Finish
26.22 mi13:48:493:42:298:308:34
8:24
#16489
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi107028544854417681(Top 62%)11500(Top 71%)11500(Top 204%)
10K6.21 mi3.10 mi12946-22449606-10629606-106215235(Top 54%)10513(Top 65%)10513(Top 186%)
15K9.32 mi3.11 mi14695-174910284-67810284-67817681(Top 62%)11500(Top 71%)11500(Top 204%)
20K12.43 mi3.11 mi15271-57610491-20710491-20716653(Top 59%)11028(Top 68%)11028(Top 195%)
Half13.11 mi0.68 mi15204+6710458+3310458+3314184(Top 50%)9996(Top 62%)9996(Top 177%)
25K15.53 mi2.42 mi15390-18610517-5910517-5916110(Top 57%)10693(Top 66%)10693(Top 190%)
30K18.64 mi3.11 mi15772-38210632-11510632-11517170(Top 60%)11009(Top 68%)11009(Top 195%)
20M20.00 mi1.36 mi16011-23910694-6210694-6218855(Top 66%)11615(Top 72%)11615(Top 206%)
21M21.00 mi1.00 mi16093-8210698-410698-417957(Top 63%)11139(Top 69%)11139(Top 197%)
35K21.75 mi0.75 mi16154-6110696+210696+218307(Top 64%)11177(Top 69%)11177(Top 198%)
23M23.00 mi1.25 mi16308-15410743-4710743-4719060(Top 67%)11466(Top 71%)11466(Top 203%)
24M24.00 mi1.00 mi16425-11710758-1510758-1518562(Top 65%)11191(Top 69%)11191(Top 198%)
40K24.85 mi0.85 mi16521-9610776-1810776-1818497(Top 65%)11064(Top 69%)11064(Top 196%)
25.2M25.20 mi0.35 mi16537-1610772+410772+417223(Top 61%)10464(Top 65%)10464(Top 185%)
Finish26.22 mi1.02 mi16489+4810722+5010722+5015602(Top 55%)9756(Top 61%)9756(Top 173%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

17681

Males

11500

M18-39

11500

5K→10K

3.1 - 6.2 mi

Top 54%
×5stories
+79ft-138ft

Overall

15235

Males

10513

M18-39

10513

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

17681

Males

11500

M18-39

11500

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

16653

Males

11028

M18-39

11028

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

14184

Males

9996

M18-39

9996

Half→25K

13.1 - 15.5 mi

Top 57%
×4stories
+66ft-88ft

Overall

16110

Males

10693

M18-39

10693

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

17170

Males

11009

M18-39

11009

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

18855

Males

11615

M18-39

11615

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

17957

Males

11139

M18-39

11139

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

18307

Males

11177

M18-39

11177

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

19060

Males

11466

M18-39

11466

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

18562

Males

11191

M18-39

11191

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18497

Males

11064

M18-39

11064

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

17223

Males

10464

M18-39

10464

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

15602

Males

9756

M18-39

9756

Passing Analysis

Category:
Athletes Passed
934
Passed By
6721
Net Change
-5787
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10702
5K → 10K92253-2244#10702#12946
10K → 15K171766-1749#12946#14695
15K → 20K96672-576#14695#15271
20K → Half8013+67#15271#15204
Half → 25K116302-186#15204#15390
25K → 30K137519-382#15390#15772
30K → 20M60299-239#15772#16011
20M → 21M78160-82#16011#16093
21M → 35K48109-61#16093#16154
35K → 23M71225-154#16154#16308
23M → 24M53170-117#16308#16425
24M → 40K41137-96#16425#16521
40K → 25.2M3046-16#16521#16537
25.2M → Finish9850+48#16537#16489
TOTALS9346721-5787
📊

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