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BOSTON MARATHON 2025

Claude Gagnon

Bib: 25397•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M70-74)
#0 / 228
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:34
Rank: #25175
Start → 5K
30:34 | 9:50/mi
10K· 6.21 mi
1:02:02
Rank: #25410 (-235)
5K → 10K
31:28 | 10:08/mi
15K· 9.32 mi
1:33:56
Rank: #25485 (-75)
10K → 15K
31:54 | 10:16/mi
20K· 12.43 mi
2:06:12
Rank: #25348 (+137)
15K → 20K
32:16 | 10:23/mi
Half· 13.11 mi
2:13:07
Rank: #25326 (+22)
20K → Half
6:55 | 10:08/mi
25K· 15.53 mi
2:38:30
Rank: #25124 (+202)
Half → 25K
25:23 | 10:28/mi
30K· 18.64 mi
3:13:23
Rank: #25009 (+115)
25K → 30K
34:53 | 11:14/mi
20M
3:29:00
Rank: #24976 (+33)
30K → 20M
15:37 | 11:30/mi
21M
3:41:42
Rank: #24982 (-6)
20M → 21M
12:42 | 12:42/mi
35K· 21.75 mi
3:49:42
Rank: #24950 (+32)
21M → 35K
8:00 | 10:42/mi
23M
4:03:19
Rank: #24846 (+104)
35K → 23M
13:37 | 10:53/mi
24M
4:14:13
Rank: #24805 (+41)
23M → 24M
10:54 | 10:54/mi
40K· 24.85 mi
4:23:53
Rank: #24774 (+31)
24M → 40K
9:40 | 11:18/mi
25.2M
4:27:56
Rank: #24747 (+27)
40K → 25.2M
4:03 | 11:45/mi
Finish· 26.22 mi
4:38:26
Rank: #24733 (+14)
25.2M → Finish
10:30 | 10:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:07
Pace10:09 /mi
2nd Half
Distance13.11 mi
Time2:25:19
Pace11:05 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:3230:349:5030:34
9:50
-
10K
6.21 mi12:02:001:02:029:5931:28
10:08
+0:18
15K
9.32 mi12:33:541:33:5610:0531:54
10:16
+0:08
20K
12.43 mi13:06:102:06:1210:0932:16
10:23
+0:07
Half
13.11 mi13:13:052:13:0710:096:55
10:08
-0:15
25K
15.53 mi13:38:282:38:3010:1225:23
10:28
+0:20
30K
18.64 mi14:13:213:13:2310:2234:53
11:14
+0:46
20M
20.00 mi14:28:583:29:0010:2715:37
11:30
+0:16
21M
21.00 mi14:41:403:41:4210:3312:42
12:42
+1:12
35K
21.75 mi14:49:403:49:4210:348:00
10:42
-2:00
23M
23.00 mi15:03:174:03:1910:3513:37
10:53
+0:11
24M
24.00 mi15:14:114:14:1310:3610:54
10:54
+0:01
40K
24.85 mi15:23:514:23:5310:379:40
11:18
+0:24
25.2M
25.20 mi15:27:544:27:5610:384:03
11:45
+0:27
Finish
26.22 mi15:38:244:38:2610:3810:30
10:18
-1:27

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

9:50 /mi

Average Pace

10:38 /mi

Slowest Pace

12:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:21

40% of race

Time at Steady Pace

1:30:10

32% of race

Time at Slower Pace

1:16:55

28% of race

Average Pace: 10:37 /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 mi11:30:3230:349:5030:34
9:50
#25175
10K
6.21 mi12:02:001:02:029:5931:28
10:08
#25410
15K
9.32 mi12:33:541:33:5610:0531:54
10:16
#25485
20K
12.43 mi13:06:102:06:1210:0932:16
10:23
#25348
Half
13.11 mi13:13:052:13:0710:096:55
10:08
#25326
25K
15.53 mi13:38:282:38:3010:1225:23
10:28
#25124
30K
18.64 mi14:13:213:13:2310:2234:53
11:14
#25009
20M
20.00 mi14:28:583:29:0010:2715:37
11:30
#24976
21M
21.00 mi14:41:403:41:4210:3312:42
12:42
#24982
35K
21.75 mi14:49:403:49:4210:348:00
10:42
#24950
23M
23.00 mi15:03:174:03:1910:3513:37
10:53
#24846
24M
24.00 mi15:14:114:14:1310:3610:54
10:54
#24805
40K
24.85 mi15:23:514:23:5310:379:40
11:18
#24774
25.2M
25.20 mi15:27:544:27:5610:384:03
11:45
#24747
Finish
26.22 mi15:38:244:38:2610:3810:30
10:18
#24733
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi25175148111481125533(Top 90%)14946(Top 93%)14946(Top 6555%)
10K6.21 mi3.10 mi25410-23514889-7814889-7825578(Top 90%)14943(Top 93%)14943(Top 6554%)
15K9.32 mi3.11 mi25485-7514933-4414933-4425533(Top 90%)14946(Top 93%)14946(Top 6555%)
20K12.43 mi3.11 mi25348+13714851+8214851+8224989(Top 88%)14673(Top 91%)14673(Top 6436%)
Half13.11 mi0.68 mi25326+2214842+914842+925113(Top 88%)14722(Top 91%)14722(Top 6457%)
25K15.53 mi2.42 mi25124+20214741+10114741+10124316(Top 86%)14334(Top 89%)14334(Top 6287%)
30K18.64 mi3.11 mi25009+11514664+7714664+7724426(Top 86%)14275(Top 89%)14275(Top 6261%)
20M20.00 mi1.36 mi24976+3314630+3414630+3424515(Top 86%)14227(Top 88%)14227(Top 6240%)
21M21.00 mi1.00 mi24982-614621+914621+924674(Top 87%)14225(Top 88%)14225(Top 6239%)
35K21.75 mi0.75 mi24950+3214602+1914602+1923567(Top 83%)13670(Top 85%)13670(Top 5996%)
23M23.00 mi1.25 mi24846+10414540+6214540+6222942(Top 81%)13315(Top 83%)13315(Top 5840%)
24M24.00 mi1.00 mi24805+4114504+3614504+3623772(Top 84%)13706(Top 85%)13706(Top 6011%)
40K24.85 mi0.85 mi24774+3114474+3014474+3023777(Top 84%)13655(Top 85%)13655(Top 5989%)
25.2M25.20 mi0.35 mi24747+2714457+1714457+1722665(Top 80%)13120(Top 81%)13120(Top 5754%)
Finish26.22 mi1.02 mi24733+1414443+1414443+1423802(Top 84%)13671(Top 85%)13671(Top 5996%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

25533

Males

14946

M70-74

14946

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

25578

Males

14943

M70-74

14943

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

25533

Males

14946

M70-74

14946

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

24989

Males

14673

M70-74

14673

20K→Half

12.4 - 13.1 mi

Top 88%
×2stories
+19ft-37ft

Overall

25113

Males

14722

M70-74

14722

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

24316

Males

14334

M70-74

14334

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

24426

Males

14275

M70-74

14275

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

24515

Males

14227

M70-74

14227

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

24674

Males

14225

M70-74

14225

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

23567

Males

13670

M70-74

13670

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

22942

Males

13315

M70-74

13315

23M→24M

23.0 - 24.0 mi

Top 84%
×6stories
+12ft-82ft

Overall

23772

Males

13706

M70-74

13706

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

23777

Males

13655

M70-74

13655

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22665

Males

13120

M70-74

13120

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2stories
+22ft-21ft

Overall

23802

Males

13671

M70-74

13671

Passing Analysis

Category:
Athletes Passed
1282
Passed By
840
Net Change
+442
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25175
5K → 10K109344-235#25175#25410
10K → 15K98173-75#25410#25485
15K → 20K19457+137#25485#25348
20K → Half3412+22#25348#25326
Half → 25K22119+202#25326#25124
25K → 30K17661+115#25124#25009
30K → 20M7239+33#25009#24976
20M → 21M4551-6#24976#24982
21M → 35K4614+32#24982#24950
35K → 23M1139+104#24950#24846
23M → 24M5514+41#24846#24805
24M → 40K4716+31#24805#24774
40K → 25.2M325+27#24774#24747
25.2M → Finish4026+14#24747#24733
TOTALS1282840+442
📊

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