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BOSTON MARATHON 2025

Matthew Brewis

Bib: 5923•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 14%
Gender (Male)
#0 / 16105
Top 22%
Masters (Masters Men)
#0 / 10463
Top 9%
Division (M40-44)
#0 / 2247
Top 25%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:10
Rank: #6391
Start → 5K
21:10 | 6:49/mi
10K· 6.21 mi
41:53
Rank: #5741 (+650)
5K → 10K
20:43 | 6:40/mi
15K· 9.32 mi
1:02:26
Rank: #5238 (+503)
10K → 15K
20:33 | 6:37/mi
20K· 12.43 mi
1:22:58
Rank: #4786 (+452)
15K → 20K
20:32 | 6:37/mi
Half· 13.11 mi
1:27:25
Rank: #4713 (+73)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:43:29
Rank: #4473 (+240)
Half → 25K
16:04 | 6:38/mi
30K· 18.64 mi
2:04:41
Rank: #4221 (+252)
25K → 30K
21:12 | 6:49/mi
20M
2:13:50
Rank: #4049 (+172)
30K → 20M
9:09 | 6:44/mi
21M
2:20:51
Rank: #3895 (+154)
20M → 21M
7:01 | 7:01/mi
35K· 21.75 mi
2:25:45
Rank: #3832 (+63)
21M → 35K
4:54 | 6:33/mi
23M
2:34:12
Rank: #3707 (+125)
35K → 23M
8:27 | 6:45/mi
24M
2:41:01
Rank: #3679 (+28)
23M → 24M
6:49 | 6:49/mi
40K· 24.85 mi
2:47:06
Rank: #3678 (+1)
24M → 40K
6:05 | 7:07/mi
25.2M
2:49:51
Rank: #3698 (-20)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
2:57:32
Rank: #3901 (-203)
25.2M → Finish
7:41 | 7:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:25
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:30:07
Pace6:52 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:4221:106:4921:10
6:49
-
10K
6.21 mi10:46:2541:536:4420:43
6:40
-0:09
15K
9.32 mi11:06:581:02:266:4220:33
6:37
-0:03
20K
12.43 mi11:27:301:22:586:4120:32
6:37
0:00
Half
13.11 mi11:31:571:27:256:404:27
6:31
-0:06
25K
15.53 mi11:48:011:43:296:4016:04
6:38
+0:07
30K
18.64 mi12:09:132:04:416:4121:12
6:49
+0:11
20M
20.00 mi12:18:222:13:506:419:09
6:44
-0:05
21M
21.00 mi12:25:232:20:516:427:01
7:01
+0:17
35K
21.75 mi12:30:172:25:456:424:54
6:33
-0:28
23M
23.00 mi12:38:442:34:126:428:27
6:45
+0:12
24M
24.00 mi12:45:332:41:016:436:49
6:49
+0:04
40K
24.85 mi12:51:382:47:066:436:05
7:07
+0:18
25.2M
25.20 mi12:54:232:49:516:442:45
7:58
+0:51
Finish
26.22 mi13:02:042:57:326:477:41
7:32
-0:26

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

6:31 /mi

Average Pace

6:47 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

9:21

5% of race

Time at Steady Pace

2:24:39

81% of race

Time at Slower Pace

23:32

13% of race

Average Pace: 6:46 /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 mi10:25:4221:106:4921:10
6:49
#6391
10K
6.21 mi10:46:2541:536:4420:43
6:40
#5741
15K
9.32 mi11:06:581:02:266:4220:33
6:37
#5238
20K
12.43 mi11:27:301:22:586:4120:32
6:37
#4786
Half
13.11 mi11:31:571:27:256:404:27
6:31
#4713
25K
15.53 mi11:48:011:43:296:4016:04
6:38
#4473
30K
18.64 mi12:09:132:04:416:4121:12
6:49
#4221
20M
20.00 mi12:18:222:13:506:419:09
6:44
#4049
21M
21.00 mi12:25:232:20:516:427:01
7:01
#3895
35K
21.75 mi12:30:172:25:456:424:54
6:33
#3832
23M
23.00 mi12:38:442:34:126:428:27
6:45
#3707
24M
24.00 mi12:45:332:41:016:436:49
6:49
#3679
40K
24.85 mi12:51:382:47:066:436:05
7:07
#3678
25.2M
25.20 mi12:54:232:49:516:442:45
7:58
#3698
Finish
26.22 mi13:02:042:57:326:477:41
7:32
#3901
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6391582558254337(Top 15%)4071(Top 25%)4071(Top 181%)
10K6.21 mi3.10 mi5741+6505295+5305295+5305035(Top 18%)4692(Top 29%)4692(Top 209%)
15K9.32 mi3.11 mi5238+5034862+4334862+4334337(Top 15%)4071(Top 25%)4071(Top 181%)
20K12.43 mi3.11 mi4786+4524465+3974465+3973750(Top 13%)3540(Top 22%)3540(Top 158%)
Half13.11 mi0.68 mi4713+734400+654400+653801(Top 13%)3581(Top 22%)3581(Top 159%)
25K15.53 mi2.42 mi4473+2404186+2144186+2143623(Top 13%)3410(Top 21%)3410(Top 152%)
30K18.64 mi3.11 mi4221+2523951+2353951+2353588(Top 13%)3325(Top 21%)3325(Top 148%)
20M20.00 mi1.36 mi4049+1723791+1603791+1602621(Top 9%)2463(Top 15%)2463(Top 110%)
21M21.00 mi1.00 mi3895+1543653+1383653+1382326(Top 8%)2172(Top 13%)2172(Top 97%)
35K21.75 mi0.75 mi3832+633594+593594+592715(Top 10%)2513(Top 16%)2513(Top 112%)
23M23.00 mi1.25 mi3707+1253478+1163478+1162464(Top 9%)2283(Top 14%)2283(Top 102%)
24M24.00 mi1.00 mi3679+283440+383440+383587(Top 13%)3206(Top 20%)3206(Top 143%)
40K24.85 mi0.85 mi3678+13432+83432+84535(Top 16%)3867(Top 24%)3867(Top 172%)
25.2M25.20 mi0.35 mi3698-203450-183450-185722(Top 20%)4547(Top 28%)4547(Top 202%)
Finish26.22 mi1.02 mi3901-2033610-1603610-1609422(Top 33%)6650(Top 41%)6650(Top 296%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4337

Males

4071

M40-44

4071

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5035

Males

4692

M40-44

4692

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4337

Males

4071

M40-44

4071

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3750

Males

3540

M40-44

3540

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3801

Males

3581

M40-44

3581

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3623

Males

3410

M40-44

3410

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3588

Males

3325

M40-44

3325

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2621

Males

2463

M40-44

2463

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2326

Males

2172

M40-44

2172

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2715

Males

2513

M40-44

2513

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2464

Males

2283

M40-44

2283

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3587

Males

3206

M40-44

3206

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4535

Males

3867

M40-44

3867

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5722

Males

4547

M40-44

4547

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9422

Males

6650

M40-44

6650

Passing Analysis

Category:
Athletes Passed
2932
Passed By
442
Net Change
+2490
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6391
5K → 10K67121+650#6391#5741
10K → 15K5063+503#5741#5238
15K → 20K4575+452#5238#4786
20K → Half752+73#4786#4713
Half → 25K25111+240#4713#4473
25K → 30K28129+252#4473#4221
30K → 20M1797+172#4221#4049
20M → 21M1606+154#4049#3895
21M → 35K707+63#3895#3832
35K → 23M1349+125#3832#3707
23M → 24M6537+28#3707#3679
24M → 40K5150+1#3679#3678
40K → 25.2M1737-20#3678#3698
25.2M → Finish15218-203#3698#3901
TOTALS2932442+2490
📊

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