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BOSTON MARATHON 2025

Brian Webb

Bib: 7545•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 43%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 46%
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
24:43
Rank: #16226
Start → 5K
24:43 | 7:57/mi
10K· 6.21 mi
49:58
Rank: #16833 (-607)
5K → 10K
25:15 | 8:08/mi
15K· 9.32 mi
1:15:16
Rank: #16890 (-57)
10K → 15K
25:18 | 8:09/mi
20K· 12.43 mi
1:40:16
Rank: #16436 (+454)
15K → 20K
25:00 | 8:03/mi
Half· 13.11 mi
1:45:38
Rank: #16361 (+75)
20K → Half
5:22 | 7:52/mi
25K· 15.53 mi
2:05:17
Rank: #16064 (+297)
Half → 25K
19:39 | 8:06/mi
30K· 18.64 mi
2:30:29
Rank: #15294 (+770)
25K → 30K
25:12 | 8:07/mi
20M
2:41:27
Rank: #14914 (+380)
30K → 20M
10:58 | 8:04/mi
21M
2:49:32
Rank: #14448 (+466)
20M → 21M
8:05 | 8:05/mi
35K· 21.75 mi
2:54:53
Rank: #14104 (+344)
21M → 35K
5:21 | 7:09/mi
23M
3:04:01
Rank: #13517 (+587)
35K → 23M
9:08 | 7:18/mi
24M
3:11:12
Rank: #13158 (+359)
23M → 24M
7:11 | 7:11/mi
40K· 24.85 mi
3:17:26
Rank: #12846 (+312)
24M → 40K
6:14 | 7:17/mi
25.2M
3:20:04
Rank: #12662 (+184)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
3:27:09
Rank: #12314 (+348)
25.2M → Finish
7:05 | 6:57/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:45:38
Pace8:03 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:41:31
Pace7:45 /mi
📊Negative Split: 3.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:32:0024:437:5724:43
7:57
-
10K
6.21 mi10:57:1549:588:0225:15
8:08
+0:11
15K
9.32 mi11:22:331:15:168:0525:18
8:09
+0:01
20K
12.43 mi11:47:331:40:168:0425:00
8:03
-0:06
Half
13.11 mi11:52:551:45:388:035:22
7:52
-0:11
25K
15.53 mi12:12:342:05:178:0419:39
8:06
+0:14
30K
18.64 mi12:37:462:30:298:0425:12
8:07
+0:01
20M
20.00 mi12:48:442:41:278:0410:58
8:04
-0:03
21M
21.00 mi12:56:492:49:328:048:05
8:05
+0:01
35K
21.75 mi13:02:102:54:538:025:21
7:09
-0:56
23M
23.00 mi13:11:183:04:018:009:08
7:18
+0:09
24M
24.00 mi13:18:293:11:127:587:11
7:11
-0:07
40K
24.85 mi13:24:433:17:267:576:14
7:17
+0:06
25.2M
25.20 mi13:27:213:20:047:562:38
7:38
+0:21
Finish
26.22 mi13:34:263:27:097:547:05
6:57
-0:41

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

6:57 /mi

Average Pace

7:54 /mi

Slowest Pace

8:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

37:37

18% of race

Time at Steady Pace

2:49:32

82% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:54 /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 mi10:32:0024:437:5724:43
7:57
#16226
10K
6.21 mi10:57:1549:588:0225:15
8:08
#16833
15K
9.32 mi11:22:331:15:168:0525:18
8:09
#16890
20K
12.43 mi11:47:331:40:168:0425:00
8:03
#16436
Half
13.11 mi11:52:551:45:388:035:22
7:52
#16361
25K
15.53 mi12:12:342:05:178:0419:39
8:06
#16064
30K
18.64 mi12:37:462:30:298:0425:12
8:07
#15294
20M
20.00 mi12:48:442:41:278:0410:58
8:04
#14914
21M
21.00 mi12:56:492:49:328:048:05
8:05
#14448
35K
21.75 mi13:02:102:54:538:025:21
7:09
#14104
23M
23.00 mi13:11:183:04:018:009:08
7:18
#13517
24M
24.00 mi13:18:293:11:127:587:11
7:11
#13158
40K
24.85 mi13:24:433:17:267:576:14
7:17
#12846
25.2M
25.20 mi13:27:213:20:047:562:38
7:38
#12662
Finish
26.22 mi13:34:263:27:097:547:05
6:57
#12314
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi16226108941089417021(Top 60%)11221(Top 70%)11221(Top 499%)
10K6.21 mi3.10 mi16833-60711151-25711151-25717386(Top 61%)11403(Top 71%)11403(Top 507%)
15K9.32 mi3.11 mi16890-5711181-3011181-3017021(Top 60%)11221(Top 70%)11221(Top 499%)
20K12.43 mi3.11 mi16436+45410991+19010991+19015239(Top 54%)10419(Top 65%)10419(Top 464%)
Half13.11 mi0.68 mi16361+7510951+4010951+4014727(Top 52%)10202(Top 63%)10202(Top 454%)
25K15.53 mi2.42 mi16064+29710816+13510816+13514652(Top 52%)10042(Top 62%)10042(Top 447%)
30K18.64 mi3.11 mi15294+77010432+38410432+38412164(Top 43%)8757(Top 54%)8757(Top 390%)
20M20.00 mi1.36 mi14914+38010226+20610226+20610883(Top 38%)7976(Top 50%)7976(Top 355%)
21M21.00 mi1.00 mi14448+46610001+22510001+2257854(Top 28%)6183(Top 38%)6183(Top 275%)
35K21.75 mi0.75 mi14104+3449817+1849817+1846303(Top 22%)5276(Top 33%)5276(Top 235%)
23M23.00 mi1.25 mi13517+5879516+3019516+3015452(Top 19%)4641(Top 29%)4641(Top 207%)
24M24.00 mi1.00 mi13158+3599327+1899327+1895738(Top 20%)4763(Top 30%)4763(Top 212%)
40K24.85 mi0.85 mi12846+3129167+1609167+1605614(Top 20%)4633(Top 29%)4633(Top 206%)
25.2M25.20 mi0.35 mi12662+1849077+909077+904093(Top 14%)3509(Top 22%)3509(Top 156%)
Finish26.22 mi1.02 mi12314+3488865+2128865+2125420(Top 19%)4388(Top 27%)4388(Top 195%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

17021

Males

11221

M40-44

11221

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

17386

Males

11403

M40-44

11403

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

17021

Males

11221

M40-44

11221

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

15239

Males

10419

M40-44

10419

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

14727

Males

10202

M40-44

10202

Half→25K

13.1 - 15.5 mi

Top 52%
×4stories
+66ft-88ft

Overall

14652

Males

10042

M40-44

10042

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

12164

Males

8757

M40-44

8757

30K→20M

18.6 - 20.0 mi

Top 38%
×5stories
+64ft-50ft

Overall

10883

Males

7976

M40-44

7976

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7854

Males

6183

M40-44

6183

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

6303

Males

5276

M40-44

5276

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5452

Males

4641

M40-44

4641

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5738

Males

4763

M40-44

4763

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5614

Males

4633

M40-44

4633

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

4093

Males

3509

M40-44

3509

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5420

Males

4388

M40-44

4388

Passing Analysis

Category:
Athletes Passed
4962
Passed By
1050
Net Change
+3912
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16226
5K → 10K111718-607#16226#16833
10K → 15K189246-57#16833#16890
15K → 20K49844+454#16890#16436
20K → Half816+75#16436#16361
Half → 25K32023+297#16361#16064
25K → 30K7777+770#16064#15294
30K → 20M3822+380#15294#14914
20M → 21M4671+466#14914#14448
21M → 35K3440+344#14448#14104
35K → 23M5881+587#14104#13517
23M → 24M3590+359#13517#13158
24M → 40K3120+312#13158#12846
40K → 25.2M1840+184#12846#12662
25.2M → Finish3502+348#12662#12314
TOTALS49621050+3912
📊

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