Boston Marathon logo
BOSTON MARATHON 2025

Michael Charbonneau

Bib: 8244•M

ON

0:00
0:00
/ mi
Be the first to cheer!
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
26:00
Rank: #19122
Start → 5K
26:00 | 8:22/mi
10K· 6.21 mi
52:44
Rank: #19752 (-630)
5K → 10K
26:44 | 8:36/mi
15K· 9.32 mi
1:19:35
Rank: #19908 (-156)
10K → 15K
26:51 | 8:39/mi
20K· 12.43 mi
1:47:07
Rank: #19971 (-63)
15K → 20K
27:32 | 8:52/mi
Half· 13.11 mi
1:53:11
Rank: #20035 (-64)
20K → Half
6:04 | 8:54/mi
25K· 15.53 mi
2:15:07
Rank: #20050 (-15)
Half → 25K
21:56 | 9:03/mi
30K· 18.64 mi
2:45:04
Rank: #20158 (-108)
25K → 30K
29:57 | 9:38/mi
20M
2:58:00
Rank: #20082 (+76)
30K → 20M
12:56 | 9:31/mi
21M
3:07:47
Rank: #19907 (+175)
20M → 21M
9:47 | 9:47/mi
35K· 21.75 mi
3:14:56
Rank: #19940 (-33)
21M → 35K
7:09 | 9:33/mi
23M
3:27:17
Rank: #19976 (-36)
35K → 23M
12:21 | 9:52/mi
24M
3:37:07
Rank: #20032 (-56)
23M → 24M
9:50 | 9:50/mi
40K· 24.85 mi
3:45:36
Rank: #20043 (-11)
24M → 40K
8:29 | 9:55/mi
25.2M
3:49:13
Rank: #20038 (+5)
40K → 25.2M
3:37 | 10:29/mi
Finish· 26.22 mi
3:58:39
Rank: #20090 (-52)
25.2M → Finish
9:26 | 9:15/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:11
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time2:05:28
Pace9:34 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:36:3026:008:2226:00
8:22
-
10K
6.21 mi11:03:1452:448:2926:44
8:36
+0:14
15K
9.32 mi11:30:051:19:358:3226:51
8:39
+0:03
20K
12.43 mi11:57:371:47:078:3727:32
8:52
+0:13
Half
13.11 mi12:03:411:53:118:386:04
8:54
+0:02
25K
15.53 mi12:25:372:15:078:4221:56
9:03
+0:09
30K
18.64 mi12:55:342:45:048:5129:57
9:38
+0:35
20M
20.00 mi13:08:302:58:008:5412:56
9:31
-0:07
21M
21.00 mi13:18:173:07:478:579:47
9:47
+0:16
35K
21.75 mi13:25:263:14:568:587:09
9:33
-0:14
23M
23.00 mi13:37:473:27:179:0112:21
9:52
+0:19
24M
24.00 mi13:47:373:37:079:039:50
9:50
-0:02
40K
24.85 mi13:56:063:45:369:058:29
9:55
+0:05
25.2M
25.20 mi13:59:433:49:139:063:37
10:29
+0:34
Finish
26.22 mi14:09:093:58:399:079:26
9:15
-1:14

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

8:22 /mi

Average Pace

9:07 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:07

57% of race

Time at Steady Pace

1:09:15

29% of race

Time at Slower Pace

34:17

14% of race

Average Pace: 9:06 /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 mi10:36:3026:008:2226:00
8:22
#19122
10K
6.21 mi11:03:1452:448:2926:44
8:36
#19752
15K
9.32 mi11:30:051:19:358:3226:51
8:39
#19908
20K
12.43 mi11:57:371:47:078:3727:32
8:52
#19971
Half
13.11 mi12:03:411:53:118:386:04
8:54
#20035
25K
15.53 mi12:25:372:15:078:4221:56
9:03
#20050
30K
18.64 mi12:55:342:45:048:5129:57
9:38
#20158
20M
20.00 mi13:08:302:58:008:5412:56
9:31
#20082
21M
21.00 mi13:18:173:07:478:579:47
9:47
#19907
35K
21.75 mi13:25:263:14:568:587:09
9:33
#19940
23M
23.00 mi13:37:473:27:179:0112:21
9:52
#19976
24M
24.00 mi13:47:373:37:079:039:50
9:50
#20032
40K
24.85 mi13:56:063:45:369:058:29
9:55
#20043
25.2M
25.20 mi13:59:433:49:139:063:37
10:29
#20038
Finish
26.22 mi14:09:093:58:399:079:26
9:15
#20090
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi19122120931209320158(Top 71%)12580(Top 78%)12580(Top 223%)
10K6.21 mi3.10 mi19752-63012370-27712370-27720374(Top 72%)12641(Top 78%)12641(Top 224%)
15K9.32 mi3.11 mi19908-15612437-6712437-6720158(Top 71%)12580(Top 78%)12580(Top 223%)
20K12.43 mi3.11 mi19971-6312459-2212459-2220272(Top 71%)12583(Top 78%)12583(Top 223%)
Half13.11 mi0.68 mi20035-6412484-2512484-2521308(Top 75%)13038(Top 81%)13038(Top 231%)
25K15.53 mi2.42 mi20050-1512482+212482+220104(Top 71%)12462(Top 77%)12462(Top 221%)
30K18.64 mi3.11 mi20158-10812488-612488-620509(Top 72%)12519(Top 78%)12519(Top 222%)
20M20.00 mi1.36 mi20082+7612434+5412434+5419247(Top 68%)11801(Top 73%)11801(Top 209%)
21M21.00 mi1.00 mi19907+17512336+9812336+9817394(Top 61%)10878(Top 68%)10878(Top 193%)
35K21.75 mi0.75 mi19940-3312330+612330+620504(Top 72%)12208(Top 76%)12208(Top 216%)
23M23.00 mi1.25 mi19976-3612317+1312317+1320007(Top 70%)11902(Top 74%)11902(Top 211%)
24M24.00 mi1.00 mi20032-5612320-312320-320822(Top 73%)12253(Top 76%)12253(Top 217%)
40K24.85 mi0.85 mi20043-1112307+1312307+1320180(Top 71%)11882(Top 74%)11882(Top 211%)
25.2M25.20 mi0.35 mi20038+512292+1512292+1518939(Top 67%)11294(Top 70%)11294(Top 200%)
Finish26.22 mi1.02 mi20090-5212308-1612308-1620197(Top 71%)11895(Top 74%)11895(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

20158

Males

12580

M18-39

12580

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

20374

Males

12641

M18-39

12641

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

20158

Males

12580

M18-39

12580

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

20272

Males

12583

M18-39

12583

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

21308

Males

13038

M18-39

13038

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

20104

Males

12462

M18-39

12462

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

20509

Males

12519

M18-39

12519

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

19247

Males

11801

M18-39

11801

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

17394

Males

10878

M18-39

10878

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20504

Males

12208

M18-39

12208

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

20007

Males

11902

M18-39

11902

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

20822

Males

12253

M18-39

12253

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20180

Males

11882

M18-39

11882

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

18939

Males

11294

M18-39

11294

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

20197

Males

11895

M18-39

11895

Passing Analysis

Category:
Athletes Passed
1380
Passed By
2348
Net Change
-968
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19122
5K → 10K79709-630#19122#19752
10K → 15K146302-156#19752#19908
15K → 20K172235-63#19908#19971
20K → Half1781-64#19971#20035
Half → 25K152167-15#20035#20050
25K → 30K197305-108#20050#20158
30K → 20M13155+76#20158#20082
20M → 21M18813+175#20082#19907
21M → 35K4578-33#19907#19940
35K → 23M72108-36#19940#19976
23M → 24M50106-56#19976#20032
24M → 40K5162-11#20032#20043
40K → 25.2M3227+5#20043#20038
25.2M → Finish48100-52#20038#20090
TOTALS13802348-968
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing