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BOSTON MARATHON 2025

Gwenael Huelou

Bib: 2878•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 23%
Gender (Male)
#0 / 16105
Top 35%
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
19:49
Rank: #2973
Start → 5K
19:49 | 6:23/mi
10K· 6.21 mi
39:24
Rank: #2685 (+288)
5K → 10K
19:35 | 6:18/mi
15K· 9.32 mi
59:22
Rank: #2812 (-127)
10K → 15K
19:58 | 6:26/mi
20K· 12.43 mi
1:19:56
Rank: #3059 (-247)
15K → 20K
20:34 | 6:37/mi
Half· 13.11 mi
1:24:21
Rank: #3084 (-25)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:40:41
Rank: #3266 (-182)
Half → 25K
16:20 | 6:44/mi
30K· 18.64 mi
2:04:03
Rank: #3976 (-710)
25K → 30K
23:22 | 7:31/mi
20M
2:14:25
Rank: #4273 (-297)
30K → 20M
10:22 | 7:38/mi
21M
2:23:23
Rank: #4840 (-567)
20M → 21M
8:58 | 8:58/mi
35K· 21.75 mi
2:29:06
Rank: #5023 (-183)
21M → 35K
5:43 | 7:38/mi
23M
2:40:15
Rank: #5604 (-581)
35K → 23M
11:09 | 8:54/mi
24M
2:48:54
Rank: #5940 (-336)
23M → 24M
8:39 | 8:39/mi
40K· 24.85 mi
2:57:03
Rank: #6347 (-407)
24M → 40K
8:09 | 9:32/mi
25.2M
3:00:26
Rank: #6448 (-101)
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:08:18
Rank: #6572 (-124)
25.2M → Finish
7:52 | 7:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:21
Pace6:26 /mi
2nd Half
Distance13.11 mi
Time1:43:57
Pace7:56 /mi
📊Positive Split: 23.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1219:496:2319:49
6:23
-
10K
6.21 mi10:40:4739:246:2019:35
6:18
-0:05
15K
9.32 mi11:00:4559:226:2219:58
6:26
+0:08
20K
12.43 mi11:21:191:19:566:2620:34
6:37
+0:11
Half
13.11 mi11:25:441:24:216:264:25
6:28
-0:09
25K
15.53 mi11:42:041:40:416:2916:20
6:44
+0:16
30K
18.64 mi12:05:262:04:036:3923:22
7:31
+0:47
20M
20.00 mi12:15:482:14:256:4310:22
7:38
+0:07
21M
21.00 mi12:24:462:23:236:508:58
8:58
+1:20
35K
21.75 mi12:30:292:29:066:515:43
7:38
-1:20
23M
23.00 mi12:41:382:40:156:5811:09
8:54
+1:16
24M
24.00 mi12:50:172:48:547:028:39
8:39
-0:15
40K
24.85 mi12:58:262:57:037:078:09
9:32
+0:53
25.2M
25.20 mi13:01:493:00:267:103:23
9:49
+0:17
Finish
26.22 mi13:09:413:08:187:117:52
7:43
-2:06

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

6:18 /mi

Average Pace

7:11 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:41

53% of race

Time at Steady Pace

47:19

25% of race

Time at Slower Pace

40:18

21% of race

Average Pace: 7:11 /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 mi10:21:1219:496:2319:49
6:23
#2973
10K
6.21 mi10:40:4739:246:2019:35
6:18
#2685
15K
9.32 mi11:00:4559:226:2219:58
6:26
#2812
20K
12.43 mi11:21:191:19:566:2620:34
6:37
#3059
Half
13.11 mi11:25:441:24:216:264:25
6:28
#3084
25K
15.53 mi11:42:041:40:416:2916:20
6:44
#3266
30K
18.64 mi12:05:262:04:036:3923:22
7:31
#3976
20M
20.00 mi12:15:482:14:256:4310:22
7:38
#4273
21M
21.00 mi12:24:462:23:236:508:58
8:58
#4840
35K
21.75 mi12:30:292:29:066:515:43
7:38
#5023
23M
23.00 mi12:41:382:40:156:5811:09
8:54
#5604
24M
24.00 mi12:50:172:48:547:028:39
8:39
#5940
40K
24.85 mi12:58:262:57:037:078:09
9:32
#6347
25.2M
25.20 mi13:01:493:00:267:103:23
9:49
#6448
Finish
26.22 mi13:09:413:08:187:117:52
7:43
#6572
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2973282928293118(Top 11%)2970(Top 18%)2970(Top 53%)
10K6.21 mi3.10 mi2685+2882556+2732556+2732456(Top 9%)2349(Top 15%)2349(Top 42%)
15K9.32 mi3.11 mi2812-1272681-1252681-1253118(Top 11%)2970(Top 18%)2970(Top 53%)
20K12.43 mi3.11 mi3059-2472917-2362917-2363839(Top 14%)3621(Top 22%)3621(Top 64%)
Half13.11 mi0.68 mi3084-252941-242941-243565(Top 13%)3381(Top 21%)3381(Top 60%)
25K15.53 mi2.42 mi3266-1823110-1693110-1694400(Top 15%)4078(Top 25%)4078(Top 72%)
30K18.64 mi3.11 mi3976-7103738-6283738-6287884(Top 28%)6511(Top 40%)6511(Top 115%)
20M20.00 mi1.36 mi4273-2973996-2583996-2587866(Top 28%)6353(Top 39%)6353(Top 113%)
21M21.00 mi1.00 mi4840-5674466-4704466-47013265(Top 47%)8972(Top 56%)8972(Top 159%)
35K21.75 mi0.75 mi5023-1834614-1484614-1489582(Top 34%)7136(Top 44%)7136(Top 126%)
23M23.00 mi1.25 mi5604-5815079-4655079-46515676(Top 55%)9920(Top 62%)9920(Top 176%)
24M24.00 mi1.00 mi5940-3365318-2395318-23915403(Top 54%)9754(Top 61%)9754(Top 173%)
40K24.85 mi0.85 mi6347-4075598-2805598-28018806(Top 66%)11215(Top 70%)11215(Top 199%)
25.2M25.20 mi0.35 mi6448-1015649-515649-5116041(Top 56%)9866(Top 61%)9866(Top 175%)
Finish26.22 mi1.02 mi6572-1245703-545703-5410801(Top 38%)7393(Top 46%)7393(Top 131%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

3118

Males

2970

M18-39

2970

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2456

Males

2349

M18-39

2349

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

3118

Males

2970

M18-39

2970

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3839

Males

3621

M18-39

3621

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3565

Males

3381

M18-39

3381

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4400

Males

4078

M18-39

4078

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7884

Males

6511

M18-39

6511

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7866

Males

6353

M18-39

6353

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

13265

Males

8972

M18-39

8972

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9582

Males

7136

M18-39

7136

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

15676

Males

9920

M18-39

9920

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

15403

Males

9754

M18-39

9754

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18806

Males

11215

M18-39

11215

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

16041

Males

9866

M18-39

9866

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

10801

Males

7393

M18-39

7393

Passing Analysis

Category:
Athletes Passed
566
Passed By
4165
Net Change
-3599
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2973
5K → 10K31830+288#2973#2685
10K → 15K39166-127#2685#2812
15K → 20K33280-247#2812#3059
20K → Half934-25#3059#3084
Half → 25K29211-182#3084#3266
25K → 30K18728-710#3266#3976
30K → 20M18315-297#3976#4273
20M → 21M8575-567#4273#4840
21M → 35K22205-183#4840#5023
35K → 23M14595-581#5023#5604
23M → 24M8344-336#5604#5940
24M → 40K7414-407#5940#6347
40K → 25.2M5106-101#6347#6448
25.2M → Finish38162-124#6448#6572
TOTALS5664165-3599
📊

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