Boston Marathon logo
BOSTON MARATHON 2025

Guillaume Fréchette

Bib: 9358•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 21%
Masters (Masters Men)
#0 / 10463
Top 8%
Division (M45-49)
#0 / 2386
Top 10%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:34
Rank: #4751
Start → 5K
20:34 | 6:37/mi
10K· 6.21 mi
41:18
Rank: #4887 (-136)
5K → 10K
20:44 | 6:40/mi
15K· 9.32 mi
1:02:15
Rank: #5049 (-162)
10K → 15K
20:57 | 6:45/mi
20K· 12.43 mi
1:23:04
Rank: #4852 (+197)
15K → 20K
20:49 | 6:42/mi
Half· 13.11 mi
1:27:34
Rank: #4822 (+30)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:43:46
Rank: #4623 (+199)
Half → 25K
16:12 | 6:41/mi
30K· 18.64 mi
2:04:46
Rank: #4250 (+373)
25K → 30K
21:00 | 6:46/mi
20M
2:13:52
Rank: #4058 (+192)
30K → 20M
9:06 | 6:42/mi
21M
2:21:07
Rank: #3989 (+69)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:26:04
Rank: #3923 (+66)
21M → 35K
4:57 | 6:37/mi
23M
2:34:42
Rank: #3851 (+72)
35K → 23M
8:38 | 6:54/mi
24M
2:41:25
Rank: #3787 (+64)
23M → 24M
6:43 | 6:43/mi
40K· 24.85 mi
2:47:19
Rank: #3747 (+40)
24M → 40K
5:54 | 6:54/mi
25.2M
2:49:55
Rank: #3729 (+18)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:56:43
Rank: #3672 (+57)
25.2M → Finish
6:48 | 6:40/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
Time1:27:34
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:29:09
Pace6:48 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:4820:346:3720:34
6:37
-
10K
6.21 mi11:06:3241:186:3920:44
6:40
+0:03
15K
9.32 mi11:27:291:02:156:4120:57
6:45
+0:05
20K
12.43 mi11:48:181:23:046:4120:49
6:42
-0:03
Half
13.11 mi11:52:481:27:346:414:30
6:36
-0:06
25K
15.53 mi12:09:001:43:466:4116:12
6:41
+0:05
30K
18.64 mi12:30:002:04:466:4221:00
6:46
+0:05
20M
20.00 mi12:39:062:13:526:429:06
6:42
-0:04
21M
21.00 mi12:46:212:21:076:437:15
7:15
+0:33
35K
21.75 mi12:51:182:26:046:434:57
6:37
-0:38
23M
23.00 mi12:59:562:34:426:448:38
6:54
+0:17
24M
24.00 mi13:06:392:41:256:446:43
6:43
-0:11
40K
24.85 mi13:12:332:47:196:445:54
6:54
+0:11
25.2M
25.20 mi13:15:092:49:556:452:36
7:32
+0:38
Finish
26.22 mi13:21:572:56:436:456:48
6:40
-0:52

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

6:36 /mi

Average Pace

6:45 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:07

99% of race

Time at Steady Pace

2:36

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:45:4820:346:3720:34
6:37
#4751
10K
6.21 mi11:06:3241:186:3920:44
6:40
#4887
15K
9.32 mi11:27:291:02:156:4120:57
6:45
#5049
20K
12.43 mi11:48:181:23:046:4120:49
6:42
#4852
Half
13.11 mi11:52:481:27:346:414:30
6:36
#4822
25K
15.53 mi12:09:001:43:466:4116:12
6:41
#4623
30K
18.64 mi12:30:002:04:466:4221:00
6:46
#4250
20M
20.00 mi12:39:062:13:526:429:06
6:42
#4058
21M
21.00 mi12:46:212:21:076:437:15
7:15
#3989
35K
21.75 mi12:51:182:26:046:434:57
6:37
#3923
23M
23.00 mi12:59:562:34:426:448:38
6:54
#3851
24M
24.00 mi13:06:392:41:256:446:43
6:43
#3787
40K
24.85 mi13:12:332:47:196:445:54
6:54
#3747
25.2M
25.20 mi13:15:092:49:556:452:36
7:32
#3729
Finish
26.22 mi13:21:572:56:436:456:48
6:40
#3672
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4751445244525486(Top 19%)5032(Top 31%)5032(Top 211%)
10K6.21 mi3.10 mi4887-1364560-1084560-1085078(Top 18%)4730(Top 29%)4730(Top 198%)
15K9.32 mi3.11 mi5049-1624702-1424702-1425486(Top 19%)5032(Top 31%)5032(Top 211%)
20K12.43 mi3.11 mi4852+1974521+1814521+1814415(Top 16%)4119(Top 26%)4119(Top 173%)
Half13.11 mi0.68 mi4822+304493+284493+284289(Top 15%)4011(Top 25%)4011(Top 168%)
25K15.53 mi2.42 mi4623+1994310+1834310+1833974(Top 14%)3706(Top 23%)3706(Top 155%)
30K18.64 mi3.11 mi4250+3733978+3323978+3323192(Top 11%)2990(Top 19%)2990(Top 125%)
20M20.00 mi1.36 mi4058+1923800+1783800+1782445(Top 9%)2306(Top 14%)2306(Top 97%)
21M21.00 mi1.00 mi3989+693736+643736+643350(Top 12%)3072(Top 19%)3072(Top 129%)
35K21.75 mi0.75 mi3923+663673+633673+633036(Top 11%)2791(Top 17%)2791(Top 117%)
23M23.00 mi1.25 mi3851+723599+743599+743174(Top 11%)2894(Top 18%)2894(Top 121%)
24M24.00 mi1.00 mi3787+643537+623537+623044(Top 11%)2757(Top 17%)2757(Top 116%)
40K24.85 mi0.85 mi3747+403495+423495+423328(Top 12%)2970(Top 18%)2970(Top 124%)
25.2M25.20 mi0.35 mi3729+183473+223473+223527(Top 12%)3071(Top 19%)3071(Top 129%)
Finish26.22 mi1.02 mi3672+573418+553418+553705(Top 13%)3210(Top 20%)3210(Top 135%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5486

Males

5032

M45-49

5032

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5078

Males

4730

M45-49

4730

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5486

Males

5032

M45-49

5032

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4415

Males

4119

M45-49

4119

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

4289

Males

4011

M45-49

4011

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3974

Males

3706

M45-49

3706

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3192

Males

2990

M45-49

2990

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2445

Males

2306

M45-49

2306

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3350

Males

3072

M45-49

3072

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

3036

Males

2791

M45-49

2791

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3174

Males

2894

M45-49

2894

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3044

Males

2757

M45-49

2757

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3328

Males

2970

M45-49

2970

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3527

Males

3071

M45-49

3071

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3705

Males

3210

M45-49

3210

Passing Analysis

Category:
Athletes Passed
1775
Passed By
696
Net Change
+1079
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4751
5K → 10K110246-136#4751#4887
10K → 15K66228-162#4887#5049
15K → 20K23639+197#5049#4852
20K → Half4313+30#4852#4822
Half → 25K21314+199#4822#4623
25K → 30K3818+373#4623#4250
30K → 20M1975+192#4250#4058
20M → 21M9728+69#4058#3989
21M → 35K726+66#3989#3923
35K → 23M9725+72#3923#3851
23M → 24M8016+64#3851#3787
24M → 40K6222+40#3787#3747
40K → 25.2M3315+18#3747#3729
25.2M → Finish8831+57#3729#3672
TOTALS1775696+1079
📊

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