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BOSTON MARATHON 2025

Shane Gagnon

Bib: 1447•M

NH

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 29%
Gender (Male)
#0 / 16105
Top 42%
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
22:30
Rank: #9827
Start → 5K
22:30 | 7:15/mi
10K· 6.21 mi
45:04
Rank: #9904 (-77)
5K → 10K
22:34 | 7:16/mi
15K· 9.32 mi
1:07:51
Rank: #10032 (-128)
10K → 15K
22:47 | 7:20/mi
20K· 12.43 mi
1:30:46
Rank: #9906 (+126)
15K → 20K
22:55 | 7:23/mi
Half· 13.11 mi
1:35:47
Rank: #9926 (-20)
20K → Half
5:01 | 7:21/mi
25K· 15.53 mi
1:53:46
Rank: #9757 (+169)
Half → 25K
17:59 | 7:25/mi
30K· 18.64 mi
2:16:35
Rank: #9075 (+682)
25K → 30K
22:49 | 7:21/mi
20M
2:26:25
Rank: #8709 (+366)
30K → 20M
9:50 | 7:14/mi
21M
2:33:56
Rank: #8376 (+333)
20M → 21M
7:31 | 7:31/mi
35K· 21.75 mi
2:38:54
Rank: #8098 (+278)
21M → 35K
4:58 | 6:38/mi
23M
2:48:16
Rank: #7935 (+163)
35K → 23M
9:22 | 7:29/mi
24M
2:55:48
Rank: #7917 (+18)
23M → 24M
7:32 | 7:32/mi
40K· 24.85 mi
3:02:45
Rank: #8002 (-85)
24M → 40K
6:57 | 8:08/mi
25.2M
3:05:52
Rank: #8062 (-60)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:13:45
Rank: #8136 (-74)
25.2M → Finish
7:53 | 7:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:47
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:37:58
Pace7:28 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2222:307:1522:30
7:15
-
10K
6.21 mi10:45:5645:047:1522:34
7:16
+0:01
15K
9.32 mi11:08:431:07:517:1722:47
7:20
+0:04
20K
12.43 mi11:31:381:30:467:1822:55
7:23
+0:03
Half
13.11 mi11:36:391:35:477:185:01
7:21
-0:02
25K
15.53 mi11:54:381:53:467:1917:59
7:25
+0:04
30K
18.64 mi12:17:272:16:357:2022:49
7:21
-0:04
20M
20.00 mi12:27:172:26:257:199:50
7:14
-0:07
21M
21.00 mi12:34:482:33:567:207:31
7:31
+0:17
35K
21.75 mi12:39:462:38:547:184:58
6:38
-0:53
23M
23.00 mi12:49:082:48:167:199:22
7:29
+0:51
24M
24.00 mi12:56:402:55:487:207:32
7:32
+0:03
40K
24.85 mi13:03:373:02:457:216:57
8:08
+0:36
25.2M
25.20 mi13:06:443:05:527:233:07
9:02
+0:54
Finish
26.22 mi13:14:373:13:457:247:53
7:44
-1:18

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

6:38 /mi

Average Pace

7:24 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:58

3% of race

Time at Steady Pace

2:50:50

88% of race

Time at Slower Pace

17:57

9% of race

Average Pace: 7:23 /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 mi10:23:2222:307:1522:30
7:15
#9827
10K
6.21 mi10:45:5645:047:1522:34
7:16
#9904
15K
9.32 mi11:08:431:07:517:1722:47
7:20
#10032
20K
12.43 mi11:31:381:30:467:1822:55
7:23
#9906
Half
13.11 mi11:36:391:35:477:185:01
7:21
#9926
25K
15.53 mi11:54:381:53:467:1917:59
7:25
#9757
30K
18.64 mi12:17:272:16:357:2022:49
7:21
#9075
20M
20.00 mi12:27:172:26:257:199:50
7:14
#8709
21M
21.00 mi12:34:482:33:567:207:31
7:31
#8376
35K
21.75 mi12:39:462:38:547:184:58
6:38
#8098
23M
23.00 mi12:49:082:48:167:199:22
7:29
#7935
24M
24.00 mi12:56:402:55:487:207:32
7:32
#7917
40K
24.85 mi13:03:373:02:457:216:57
8:08
#8002
25.2M
25.20 mi13:06:443:05:527:233:07
9:02
#8062
Finish
26.22 mi13:14:373:13:457:247:53
7:44
#8136
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi98278068806810245(Top 36%)8212(Top 51%)8212(Top 146%)
10K6.21 mi3.10 mi9904-778118-508118-5010012(Top 35%)8144(Top 51%)8144(Top 144%)
15K9.32 mi3.11 mi10032-1288148-308148-3010245(Top 36%)8212(Top 51%)8212(Top 146%)
20K12.43 mi3.11 mi9906+1268059+898059+899671(Top 34%)7826(Top 49%)7826(Top 139%)
Half13.11 mi0.68 mi9926-208067-88067-810394(Top 37%)8207(Top 51%)8207(Top 145%)
25K15.53 mi2.42 mi9757+1697936+1317936+1319274(Top 33%)7484(Top 46%)7484(Top 133%)
30K18.64 mi3.11 mi9075+6827509+4277509+4276721(Top 24%)5799(Top 36%)5799(Top 103%)
20M20.00 mi1.36 mi8709+3667262+2477262+2475426(Top 19%)4801(Top 30%)4801(Top 85%)
21M21.00 mi1.00 mi8376+3337036+2267036+2264708(Top 17%)4165(Top 26%)4165(Top 74%)
35K21.75 mi0.75 mi8098+2786845+1916845+1913199(Top 11%)2941(Top 18%)2941(Top 52%)
23M23.00 mi1.25 mi7935+1636697+1486697+1486528(Top 23%)5313(Top 33%)5313(Top 94%)
24M24.00 mi1.00 mi7917+186649+486649+487920(Top 28%)6064(Top 38%)6064(Top 107%)
40K24.85 mi0.85 mi8002-856673-246673-2411041(Top 39%)7577(Top 47%)7577(Top 134%)
25.2M25.20 mi0.35 mi8062-606702-296702-2911923(Top 42%)7934(Top 49%)7934(Top 141%)
Finish26.22 mi1.02 mi8136-746708-66708-610933(Top 38%)7472(Top 46%)7472(Top 132%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

10245

Males

8212

M18-39

8212

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

10012

Males

8144

M18-39

8144

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

10245

Males

8212

M18-39

8212

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9671

Males

7826

M18-39

7826

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

10394

Males

8207

M18-39

8207

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

9274

Males

7484

M18-39

7484

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6721

Males

5799

M18-39

5799

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5426

Males

4801

M18-39

4801

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4708

Males

4165

M18-39

4165

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

3199

Males

2941

M18-39

2941

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6528

Males

5313

M18-39

5313

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7920

Males

6064

M18-39

6064

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

11041

Males

7577

M18-39

7577

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11923

Males

7934

M18-39

7934

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

10933

Males

7472

M18-39

7472

Passing Analysis

Category:
Athletes Passed
2869
Passed By
1176
Net Change
+1691
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9827
5K → 10K190266-77#9827#9904
10K → 15K136263-128#9904#10032
15K → 20K238112+126#10032#9906
20K → Half1737-20#9906#9926
Half → 25K23566+169#9926#9757
25K → 30K6864+682#9757#9075
30K → 20M3671+366#9075#8709
20M → 21M3352+333#8709#8376
21M → 35K2780+278#8376#8098
35K → 23M19330+163#8098#7935
23M → 24M7658+18#7935#7917
24M → 40K48133-85#7917#8002
40K → 25.2M2080-60#8002#8062
25.2M → Finish50124-74#8062#8136
TOTALS28691176+1691
📊

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