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BOSTON MARATHON 2025

David Scherrer

Bib: 831•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 0.8%
Gender (Male)
#0 / 16105
Top 1%
Division (M18-39)
#0 / 5642
Top 3%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
16:44
Rank: #111
Start → 5K
16:44 | 5:23/mi
10K· 6.21 mi
33:32
Rank: #128 (-17)
5K → 10K
16:48 | 5:24/mi
15K· 9.32 mi
50:28
Rank: #120 (+8)
10K → 15K
16:56 | 5:27/mi
20K· 12.43 mi
1:07:54
Rank: #130 (-10)
15K → 20K
17:26 | 5:37/mi
Half· 13.11 mi
1:11:39
Rank: #132 (-2)
20K → Half
3:45 | 5:30/mi
25K· 15.53 mi
1:25:26
Rank: #153 (-21)
Half → 25K
13:47 | 5:41/mi
30K· 18.64 mi
1:43:34
Rank: #161 (-8)
25K → 30K
18:08 | 5:50/mi
20M
1:51:51
Rank: #179 (-18)
30K → 20M
8:17 | 6:06/mi
21M
1:58:07
Rank: #177 (+2)
20M → 21M
6:16 | 6:16/mi
35K· 21.75 mi
2:02:33
Rank: #175 (+2)
21M → 35K
4:26 | 5:56/mi
23M
2:10:31
Rank: #187 (-12)
35K → 23M
7:58 | 6:22/mi
24M
2:16:46
Rank: #202 (-15)
23M → 24M
6:15 | 6:15/mi
40K· 24.85 mi
2:22:13
Rank: #220 (-18)
24M → 40K
5:27 | 6:22/mi
25.2M
2:24:36
Rank: #224 (-4)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:31:00
Rank: #239 (-15)
25.2M → Finish
6:24 | 6:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:11:39
Pace5:28 /mi
2nd Half
Distance13.11 mi
Time1:19:21
Pace6:03 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:16:5116:445:2316:44
5:23
-
10K
6.21 mi10:33:3933:325:2416:48
5:24
+0:01
15K
9.32 mi10:50:3550:285:2516:56
5:27
+0:03
20K
12.43 mi11:08:011:07:545:2817:26
5:37
+0:10
Half
13.11 mi11:11:461:11:395:283:45
5:30
-0:07
25K
15.53 mi11:25:331:25:265:3013:47
5:41
+0:11
30K
18.64 mi11:43:411:43:345:3318:08
5:50
+0:09
20M
20.00 mi11:51:581:51:515:368:17
6:06
+0:16
21M
21.00 mi11:58:141:58:075:376:16
6:16
+0:10
35K
21.75 mi12:02:402:02:335:384:26
5:56
-0:20
23M
23.00 mi12:10:382:10:315:407:58
6:22
+0:26
24M
24.00 mi12:16:532:16:465:426:15
6:15
-0:07
40K
24.85 mi12:22:202:22:135:435:27
6:22
+0:07
25.2M
25.20 mi12:24:432:24:365:442:23
6:55
+0:33
Finish
26.22 mi12:31:072:31:005:466:24
6:17
-0:38

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

5:23 /mi

Average Pace

5:46 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:26

57% of race

Time at Steady Pace

30:51

20% of race

Time at Slower Pace

34:43

23% of race

Average Pace: 5:46 /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 mi10:16:5116:445:2316:44
5:23
#111
10K
6.21 mi10:33:3933:325:2416:48
5:24
#128
15K
9.32 mi10:50:3550:285:2516:56
5:27
#120
20K
12.43 mi11:08:011:07:545:2817:26
5:37
#130
Half
13.11 mi11:11:461:11:395:283:45
5:30
#132
25K
15.53 mi11:25:331:25:265:3013:47
5:41
#153
30K
18.64 mi11:43:411:43:345:3318:08
5:50
#161
20M
20.00 mi11:51:581:51:515:368:17
6:06
#179
21M
21.00 mi11:58:141:58:075:376:16
6:16
#177
35K
21.75 mi12:02:402:02:335:384:26
5:56
#175
23M
23.00 mi12:10:382:10:315:407:58
6:22
#187
24M
24.00 mi12:16:532:16:465:426:15
6:15
#202
40K
24.85 mi12:22:202:22:135:435:27
6:22
#220
25.2M
25.20 mi12:24:432:24:365:442:23
6:55
#224
Finish
26.22 mi12:31:072:31:005:466:24
6:17
#239
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi111110110127(Top 0.4%)107(Top 0.7%)107(Top 2%)
10K6.21 mi3.10 mi128-17107+3107+3135(Top 0.5%)113(Top 0.7%)113(Top 2%)
15K9.32 mi3.11 mi120+899+899+8127(Top 0.4%)107(Top 0.7%)107(Top 2%)
20K12.43 mi3.11 mi130-10110-11110-11210(Top 0.7%)186(Top 1%)186(Top 3%)
Half13.11 mi0.68 mi132-2111-1111-1192(Top 0.7%)170(Top 1%)170(Top 3%)
25K15.53 mi2.42 mi153-21130-19130-19271(Top 1.0%)245(Top 2%)245(Top 4%)
30K18.64 mi3.11 mi161-8138-8138-8275(Top 1.0%)252(Top 2%)252(Top 4%)
20M20.00 mi1.36 mi179-18157-19157-19518(Top 2%)485(Top 3%)485(Top 9%)
21M21.00 mi1.00 mi177+2155+2155+2325(Top 1%)305(Top 2%)305(Top 5%)
35K21.75 mi0.75 mi175+2154+1154+1553(Top 2%)512(Top 3%)512(Top 9%)
23M23.00 mi1.25 mi187-12166-12166-121019(Top 4%)962(Top 6%)962(Top 17%)
24M24.00 mi1.00 mi202-15181-15181-151145(Top 4%)1072(Top 7%)1072(Top 19%)
40K24.85 mi0.85 mi220-18198-17198-171146(Top 4%)1068(Top 7%)1068(Top 19%)
25.2M25.20 mi0.35 mi224-4202-4202-41193(Top 4%)1095(Top 7%)1095(Top 19%)
Finish26.22 mi1.02 mi239-15217-15217-151786(Top 6%)1649(Top 10%)1649(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.4%
×21stories
+97ft-345ft

Overall

127

Males

107

M18-39

107

5K→10K

3.1 - 6.2 mi

Top 0.5%
×5stories
+79ft-138ft

Overall

135

Males

113

M18-39

113

10K→15K

6.2 - 9.3 mi

Top 0.4%
×3stories
+67ft-78ft

Overall

127

Males

107

M18-39

107

15K→20K

9.3 - 12.4 mi

Top 0.7%
×5stories
+106ft-86ft

Overall

210

Males

186

M18-39

186

20K→Half

12.4 - 13.1 mi

Top 0.7%
×2stories
+19ft-37ft

Overall

192

Males

170

M18-39

170

Half→25K

13.1 - 15.5 mi

Top 1.0%
×4stories
+66ft-88ft

Overall

271

Males

245

M18-39

245

25K→30K

15.5 - 18.6 mi

Top 1.0%
×9stories
+181ft-148ft

Overall

275

Males

252

M18-39

252

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

518

Males

485

M18-39

485

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

325

Males

305

M18-39

305

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

553

Males

512

M18-39

512

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1019

Males

962

M18-39

962

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1145

Males

1072

M18-39

1072

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1146

Males

1068

M18-39

1068

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1193

Males

1095

M18-39

1095

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1786

Males

1649

M18-39

1649

Passing Analysis

Category:
Athletes Passed
42
Passed By
170
Net Change
-128
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#111
5K → 10K1128-17#111#128
10K → 15K91+8#128#120
15K → 20K313-10#120#130
20K → Half02-2#130#132
Half → 25K021-21#132#153
25K → 30K513-8#153#161
30K → 20M119-18#161#179
20M → 21M31+2#179#177
21M → 35K53+2#177#175
35K → 23M113-12#175#187
23M → 24M116-15#187#202
24M → 40K220-18#202#220
40K → 25.2M15-4#220#224
25.2M → Finish015-15#224#239
TOTALS42170-128
📊

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