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BOSTON MARATHON 2025

Stéphane Dubreuil

QC

Bib: 17958 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Top 48%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:07/mi
25:13
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:55/mi
49:50
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:52/mi
1:14:17
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:00/mi
1:39:07
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:01/mi
1:44:35
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:58/mi
2:03:55
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:06/mi
2:29:06
↑ 181↓ 1480.2%
138 ft elev
20M
9:50/mi
2:42:28
↑ 64↓ 500.2%
148 ft elev
21M
8:37/mi
2:51:05
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:15/mi
2:57:15
↑ 17↓ 861.7%
156 ft elev
23M
8:26/mi
3:07:49
↑ 23↓ 630.6%
116 ft elev
24M
8:25/mi
3:16:14
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:53/mi
3:23:50
↓ 200.3%
20 ft elev
25.2M
12:48/mi
3:28:15
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:18/mi
3:36:42
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:35
Pace7:59 /mi
2nd Half
Distance13.11 mi
Time1:52:07
Pace8:33 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:0125:138:0725:13
8:07
-
10K
6.21 mi11:43:3849:508:0124:37
7:55
-0:12
15K
9.32 mi12:08:051:14:177:5824:27
7:52
-0:03
20K
12.43 mi12:32:551:39:077:5924:50
8:00
+0:08
Half
13.11 mi12:38:231:44:357:595:28
8:01
+0:01
25K
15.53 mi12:57:432:03:557:5919:20
7:58
-0:03
30K
18.64 mi13:22:542:29:068:0025:11
8:06
+0:08
20M
20.00 mi13:36:162:42:288:0713:22
9:50
+1:44
21M
21.00 mi13:44:532:51:058:098:37
8:37
-1:13
35K
21.75 mi13:51:032:57:158:096:10
8:15
-0:22
23M
23.00 mi14:01:373:07:498:1010:34
8:26
+0:11
24M
24.00 mi14:10:023:16:148:118:25
8:25
-0:01
40K
24.85 mi14:17:383:23:508:127:36
8:53
+0:28
25.2M
25.20 mi14:22:033:28:158:164:25
12:48
+3:55
Finish
26.22 mi14:30:303:36:428:168:27
8:18
-4:30

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

7:52 /mi

Average Pace

8:16 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:11:19

88% of race

Time at Slower Pace

25:23

12% of race

Average Pace: 8:16 /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 mi11:19:0125:138:0725:13
8:07
#17462
10K
6.21 mi11:43:3849:508:0124:37
7:55
#16671
15K
9.32 mi12:08:051:14:177:5824:27
7:52
#16080
20K
12.43 mi12:32:551:39:077:5924:50
8:00
#15740
Half
13.11 mi12:38:231:44:357:595:28
8:01
#15750
25K
15.53 mi12:57:432:03:557:5919:20
7:58
#15374
30K
18.64 mi13:22:542:29:068:0025:11
8:06
#14720
20M
20.00 mi13:36:162:42:288:0713:22
9:50
#15310
21M
21.00 mi13:44:532:51:058:098:37
8:37
#15000
35K
21.75 mi13:51:032:57:158:096:10
8:15
#14947
23M
23.00 mi14:01:373:07:498:1010:34
8:26
#14778
24M
24.00 mi14:10:023:16:148:118:25
8:25
#14723
40K
24.85 mi14:17:383:23:508:127:36
8:53
#14749
25.2M
25.20 mi14:22:033:28:158:164:25
12:48
#15056
Finish
26.22 mi14:30:303:36:428:168:27
8:18
#15020
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi17462113981139814978(Top 53%)10367(Top 64%)10367(Top 629%)
10K6.21 mi3.10 mi16671+79111088+31011088+31015834(Top 56%)10758(Top 67%)10758(Top 653%)
15K9.32 mi3.11 mi16080+59110848+24010848+24014978(Top 53%)10367(Top 64%)10367(Top 629%)
20K12.43 mi3.11 mi15740+34010688+16010688+16014871(Top 52%)10251(Top 64%)10251(Top 622%)
Half13.11 mi0.68 mi15750-1010693-510693-515936(Top 56%)10739(Top 67%)10739(Top 652%)
25K15.53 mi2.42 mi15374+37610511+18210511+18213675(Top 48%)9594(Top 60%)9594(Top 582%)
30K18.64 mi3.11 mi14720+65410159+35210159+35212138(Top 43%)8754(Top 54%)8754(Top 531%)
20M20.00 mi1.36 mi15310-59010402-24310402-24320394(Top 72%)12319(Top 76%)12319(Top 748%)
21M21.00 mi1.00 mi15000+31010236+16610236+16611203(Top 39%)7988(Top 50%)7988(Top 485%)
35K21.75 mi0.75 mi14947+5310198+3810198+3813877(Top 49%)9228(Top 57%)9228(Top 560%)
23M23.00 mi1.25 mi14778+16910092+10610092+10612920(Top 45%)8666(Top 54%)8666(Top 526%)
24M24.00 mi1.00 mi14723+5510037+5510037+5513981(Top 49%)9131(Top 57%)9131(Top 554%)
40K24.85 mi0.85 mi14749-2610015+2210015+2215662(Top 55%)9741(Top 60%)9741(Top 591%)
25.2M25.20 mi0.35 mi15056-30710127-11210127-11224729(Top 87%)14121(Top 88%)14121(Top 857%)
Finish26.22 mi1.02 mi15020+3610093+3410093+3414847(Top 52%)9417(Top 58%)9417(Top 571%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

14978

Males

10367

M55-59

10367

5K→10K

3.1 - 6.2 mi

Top 56%
×5story building
+79ft-138ft

Overall

15834

Males

10758

M55-59

10758

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

14978

Males

10367

M55-59

10367

15K→20K

9.3 - 12.4 mi

Top 52%
×5story building
+106ft-86ft

Overall

14871

Males

10251

M55-59

10251

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

15936

Males

10739

M55-59

10739

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

13675

Males

9594

M55-59

9594

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

12138

Males

8754

M55-59

8754

30K→20M

18.6 - 20.0 mi

Top 72%
×5story building
+64ft-50ft

Overall

20394

Males

12319

M55-59

12319

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

11203

Males

7988

M55-59

7988

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

13877

Males

9228

M55-59

9228

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

12920

Males

8666

M55-59

8666

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

13981

Males

9131

M55-59

9131

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

15662

Males

9741

M55-59

9741

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24729

Males

14121

M55-59

14121

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

14847

Males

9417

M55-59

9417

Passing Analysis

Category:
Athletes Passed
3836
Passed By
1394
Net Change
+2442
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17462
5K → 10K85968+791#17462#16671
10K → 15K61120+591#16671#16080
15K → 20K38747+340#16080#15740
20K → Half2939-10#15740#15750
Half → 25K39519+376#15750#15374
25K → 30K66915+654#15374#14720
30K → 20M32622-590#14720#15310
20M → 21M3177+310#15310#15000
21M → 35K8431+53#15000#14947
35K → 23M20132+169#14947#14778
23M → 24M9944+55#14778#14723
24M → 40K5985-26#14723#14749
40K → 25.2M6313-307#14749#15056
25.2M → Finish8852+36#15056#15020
TOTALS38361394+2442
📊

Passing Visuals

Category:
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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