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BOSTON MARATHON 2025

Linus Fontaine

Bib: 7401•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 29%
Gender (Male)
#0 / 16105
Top 42%
Masters (Masters Men)
#0 / 10463
Top 30%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:56
Rank: #5797
Start → 5K
20:56 | 6:44/mi
10K· 6.21 mi
42:04
Rank: #6020 (-223)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:03:22
Rank: #6195 (-175)
10K → 15K
21:18 | 6:51/mi
20K· 12.43 mi
1:25:15
Rank: #6502 (-307)
15K → 20K
21:53 | 7:03/mi
Half· 13.11 mi
1:30:04
Rank: #6596 (-94)
20K → Half
4:49 | 7:04/mi
25K· 15.53 mi
1:47:25
Rank: #6685 (-89)
Half → 25K
17:21 | 7:09/mi
30K· 18.64 mi
2:11:00
Rank: #6846 (-161)
25K → 30K
23:35 | 7:35/mi
20M
2:21:46
Rank: #6993 (-147)
30K → 20M
10:46 | 7:55/mi
21M
2:30:22
Rank: #7130 (-137)
20M → 21M
8:36 | 8:36/mi
35K· 21.75 mi
2:36:16
Rank: #7224 (-94)
21M → 35K
5:54 | 7:53/mi
23M
2:46:30
Rank: #7383 (-159)
35K → 23M
10:14 | 8:10/mi
24M
2:54:49
Rank: #7612 (-229)
23M → 24M
8:19 | 8:19/mi
40K· 24.85 mi
3:02:14
Rank: #7830 (-218)
24M → 40K
7:25 | 8:40/mi
25.2M
3:05:28
Rank: #7926 (-96)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:14:11
Rank: #8283 (-357)
25.2M → Finish
8:43 | 8:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:04
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:44:07
Pace7:57 /mi
📊Positive Split: 15.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:3720:566:4420:56
6:44
-
10K
6.21 mi10:47:4542:046:4621:08
6:48
+0:04
15K
9.32 mi11:09:031:03:226:4821:18
6:51
+0:03
20K
12.43 mi11:30:561:25:156:5221:53
7:03
+0:12
Half
13.11 mi11:35:451:30:046:524:49
7:04
+0:01
25K
15.53 mi11:53:061:47:256:5517:21
7:09
+0:05
30K
18.64 mi12:16:412:11:007:0223:35
7:35
+0:26
20M
20.00 mi12:27:272:21:467:0510:46
7:55
+0:20
21M
21.00 mi12:36:032:30:227:108:36
8:36
+0:41
35K
21.75 mi12:41:572:36:167:115:54
7:53
-0:43
23M
23.00 mi12:52:112:46:307:1410:14
8:10
+0:17
24M
24.00 mi13:00:302:54:497:178:19
8:19
+0:09
40K
24.85 mi13:07:553:02:147:207:25
8:40
+0:21
25.2M
25.20 mi13:11:093:05:287:223:14
9:23
+0:43
Finish
26.22 mi13:19:523:14:117:258:43
8:33
-0:50

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

6:44 /mi

Average Pace

7:25 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:25

55% of race

Time at Steady Pace

50:29

26% of race

Time at Slower Pace

36:17

19% of race

Average Pace: 7:24 /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 mi10:26:3720:566:4420:56
6:44
#5797
10K
6.21 mi10:47:4542:046:4621:08
6:48
#6020
15K
9.32 mi11:09:031:03:226:4821:18
6:51
#6195
20K
12.43 mi11:30:561:25:156:5221:53
7:03
#6502
Half
13.11 mi11:35:451:30:046:524:49
7:04
#6596
25K
15.53 mi11:53:061:47:256:5517:21
7:09
#6685
30K
18.64 mi12:16:412:11:007:0223:35
7:35
#6846
20M
20.00 mi12:27:272:21:467:0510:46
7:55
#6993
21M
21.00 mi12:36:032:30:227:108:36
8:36
#7130
35K
21.75 mi12:41:572:36:167:115:54
7:53
#7224
23M
23.00 mi12:52:112:46:307:1410:14
8:10
#7383
24M
24.00 mi13:00:302:54:497:178:19
8:19
#7612
40K
24.85 mi13:07:553:02:147:207:25
8:40
#7830
25.2M
25.20 mi13:11:093:05:287:223:14
9:23
#7926
Finish
26.22 mi13:19:523:14:117:258:43
8:33
#8283
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5797534953496647(Top 23%)5985(Top 37%)5985(Top 266%)
10K6.21 mi3.10 mi6020-2235527-1785527-1786417(Top 23%)5817(Top 36%)5817(Top 259%)
15K9.32 mi3.11 mi6195-1755666-1395666-1396647(Top 23%)5985(Top 37%)5985(Top 266%)
20K12.43 mi3.11 mi6502-3075882-2165882-2167151(Top 25%)6315(Top 39%)6315(Top 281%)
Half13.11 mi0.68 mi6596-945958-765958-767988(Top 28%)6889(Top 43%)6889(Top 307%)
25K15.53 mi2.42 mi6685-896010-526010-527317(Top 26%)6331(Top 39%)6331(Top 282%)
30K18.64 mi3.11 mi6846-1616090-806090-808372(Top 29%)6807(Top 42%)6807(Top 303%)
20M20.00 mi1.36 mi6993-1476172-826172-829882(Top 35%)7463(Top 46%)7463(Top 332%)
21M21.00 mi1.00 mi7130-1376241-696241-6911057(Top 39%)7890(Top 49%)7890(Top 351%)
35K21.75 mi0.75 mi7224-946286-456286-4511400(Top 40%)8034(Top 50%)8034(Top 358%)
23M23.00 mi1.25 mi7383-1596348-626348-6211170(Top 39%)7822(Top 49%)7822(Top 348%)
24M24.00 mi1.00 mi7612-2296463-1156463-11513324(Top 47%)8801(Top 55%)8801(Top 392%)
40K24.85 mi0.85 mi7830-2186567-1046567-10414428(Top 51%)9177(Top 57%)9177(Top 408%)
25.2M25.20 mi0.35 mi7926-966613-466613-4613781(Top 49%)8815(Top 55%)8815(Top 392%)
Finish26.22 mi1.02 mi8283-3576795-1826795-18216526(Top 58%)10155(Top 63%)10155(Top 452%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6647

Males

5985

M40-44

5985

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6417

Males

5817

M40-44

5817

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6647

Males

5985

M40-44

5985

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

7151

Males

6315

M40-44

6315

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7988

Males

6889

M40-44

6889

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

7317

Males

6331

M40-44

6331

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

8372

Males

6807

M40-44

6807

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9882

Males

7463

M40-44

7463

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

11057

Males

7890

M40-44

7890

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

11400

Males

8034

M40-44

8034

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

11170

Males

7822

M40-44

7822

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

13324

Males

8801

M40-44

8801

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

14428

Males

9177

M40-44

9177

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13781

Males

8815

M40-44

8815

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

16526

Males

10155

M40-44

10155

Passing Analysis

Category:
Athletes Passed
748
Passed By
3234
Net Change
-2486
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5797
5K → 10K101324-223#5797#6020
10K → 15K91266-175#6020#6195
15K → 20K72379-307#6195#6502
20K → Half599-94#6502#6596
Half → 25K92181-89#6596#6685
25K → 30K123284-161#6685#6846
30K → 20M59206-147#6846#6993
20M → 21M51188-137#6993#7130
21M → 35K27121-94#7130#7224
35K → 23M48207-159#7224#7383
23M → 24M22251-229#7383#7612
24M → 40K28246-218#7612#7830
40K → 25.2M16112-96#7830#7926
25.2M → Finish13370-357#7926#8283
TOTALS7483234-2486
📊

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