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BOSTON MARATHON 2025

Thomas Schreuder

Bib: 7101•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 26%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:12
Rank: #3857
Start → 5K
20:12 | 6:30/mi
10K· 6.21 mi
40:51
Rank: #4309 (-452)
5K → 10K
20:39 | 6:39/mi
15K· 9.32 mi
1:01:40
Rank: #4518 (-209)
10K → 15K
20:49 | 6:42/mi
20K· 12.43 mi
1:22:46
Rank: #4637 (-119)
15K → 20K
21:06 | 6:47/mi
Half· 13.11 mi
1:27:17
Rank: #4629 (+8)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:43:46
Rank: #4631 (-2)
Half → 25K
16:29 | 6:48/mi
30K· 18.64 mi
2:06:08
Rank: #4889 (-258)
25K → 30K
22:22 | 7:12/mi
20M
2:16:02
Rank: #4935 (-46)
30K → 20M
9:54 | 7:17/mi
21M
2:23:36
Rank: #4928 (+7)
20M → 21M
7:34 | 7:34/mi
35K· 21.75 mi
2:28:36
Rank: #4835 (+93)
21M → 35K
5:00 | 6:41/mi
23M
2:37:13
Rank: #4668 (+167)
35K → 23M
8:37 | 6:53/mi
24M
2:44:01
Rank: #4578 (+90)
23M → 24M
6:48 | 6:48/mi
40K· 24.85 mi
2:49:59
Rank: #4537 (+41)
24M → 40K
5:58 | 6:59/mi
25.2M
2:52:36
Rank: #4527 (+10)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:59:35
Rank: #4553 (-26)
25.2M → Finish
6:59 | 6:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:17
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:32:18
Pace7:02 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:3620:126:3020:12
6:30
-
10K
6.21 mi10:47:1540:516:3420:39
6:39
+0:09
15K
9.32 mi11:08:041:01:406:3720:49
6:42
+0:03
20K
12.43 mi11:29:101:22:466:4021:06
6:47
+0:05
Half
13.11 mi11:33:411:27:176:394:31
6:37
-0:10
25K
15.53 mi11:50:101:43:466:4116:29
6:48
+0:11
30K
18.64 mi12:12:322:06:086:4622:22
7:12
+0:24
20M
20.00 mi12:22:262:16:026:489:54
7:17
+0:05
21M
21.00 mi12:30:002:23:366:507:34
7:34
+0:17
35K
21.75 mi12:35:002:28:366:505:00
6:41
-0:53
23M
23.00 mi12:43:372:37:136:508:37
6:53
+0:12
24M
24.00 mi12:50:252:44:016:506:48
6:48
-0:05
40K
24.85 mi12:56:232:49:596:505:58
6:59
+0:11
25.2M
25.20 mi12:59:002:52:366:512:37
7:35
+0:36
Finish
26.22 mi13:05:592:59:356:516:59
6:51
-0:44

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

6:30 /mi

Average Pace

6:51 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:08

76% of race

Time at Steady Pace

42:27

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:51 /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 mi10:26:3620:126:3020:12
6:30
#3857
10K
6.21 mi10:47:1540:516:3420:39
6:39
#4309
15K
9.32 mi11:08:041:01:406:3720:49
6:42
#4518
20K
12.43 mi11:29:101:22:466:4021:06
6:47
#4637
Half
13.11 mi11:33:411:27:176:394:31
6:37
#4629
25K
15.53 mi11:50:101:43:466:4116:29
6:48
#4631
30K
18.64 mi12:12:322:06:086:4622:22
7:12
#4889
20M
20.00 mi12:22:262:16:026:489:54
7:17
#4935
21M
21.00 mi12:30:002:23:366:507:34
7:34
#4928
35K
21.75 mi12:35:002:28:366:505:00
6:41
#4835
23M
23.00 mi12:43:372:37:136:508:37
6:53
#4668
24M
24.00 mi12:50:252:44:016:506:48
6:48
#4578
40K
24.85 mi12:56:232:49:596:505:58
6:59
#4537
25.2M
25.20 mi12:59:002:52:366:512:37
7:35
#4527
Finish
26.22 mi13:05:592:59:356:516:59
6:51
#4553
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3857365036505084(Top 18%)4719(Top 29%)4719(Top 84%)
10K6.21 mi3.10 mi4309-4524050-4004050-4004853(Top 17%)4536(Top 28%)4536(Top 80%)
15K9.32 mi3.11 mi4518-2094244-1944244-1945084(Top 18%)4719(Top 29%)4719(Top 84%)
20K12.43 mi3.11 mi4637-1194334-904334-905213(Top 18%)4802(Top 30%)4802(Top 85%)
Half13.11 mi0.68 mi4629+84329+54329+54628(Top 16%)4321(Top 27%)4321(Top 77%)
25K15.53 mi2.42 mi4631-24318+114318+114869(Top 17%)4477(Top 28%)4477(Top 79%)
30K18.64 mi3.11 mi4889-2584521-2034521-2035901(Top 21%)5239(Top 33%)5239(Top 93%)
20M20.00 mi1.36 mi4935-464557-364557-365687(Top 20%)4967(Top 31%)4967(Top 88%)
21M21.00 mi1.00 mi4928+74541+164541+164944(Top 17%)4332(Top 27%)4332(Top 77%)
35K21.75 mi0.75 mi4835+934458+834458+833447(Top 12%)3146(Top 20%)3146(Top 56%)
23M23.00 mi1.25 mi4668+1674302+1564302+1563141(Top 11%)2871(Top 18%)2871(Top 51%)
24M24.00 mi1.00 mi4578+904214+884214+883538(Top 12%)3173(Top 20%)3173(Top 56%)
40K24.85 mi0.85 mi4537+414171+434171+433785(Top 13%)3330(Top 21%)3330(Top 59%)
25.2M25.20 mi0.35 mi4527+104155+164155+163853(Top 14%)3335(Top 21%)3335(Top 59%)
Finish26.22 mi1.02 mi4553-264174-194174-194810(Top 17%)3994(Top 25%)3994(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

5084

Males

4719

M18-39

4719

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4853

Males

4536

M18-39

4536

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

5084

Males

4719

M18-39

4719

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

5213

Males

4802

M18-39

4802

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4628

Males

4321

M18-39

4321

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4869

Males

4477

M18-39

4477

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5901

Males

5239

M18-39

5239

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5687

Males

4967

M18-39

4967

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4944

Males

4332

M18-39

4332

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3447

Males

3146

M18-39

3146

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3141

Males

2871

M18-39

2871

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3538

Males

3173

M18-39

3173

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3785

Males

3330

M18-39

3330

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3853

Males

3335

M18-39

3335

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4810

Males

3994

M18-39

3994

Passing Analysis

Category:
Athletes Passed
1024
Passed By
1720
Net Change
-696
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3857
5K → 10K27479-452#3857#4309
10K → 15K42251-209#4309#4518
15K → 20K81200-119#4518#4637
20K → Half2820+8#4637#4629
Half → 25K109111-2#4629#4631
25K → 30K86344-258#4631#4889
30K → 20M55101-46#4889#4935
20M → 21M7467+7#4935#4928
21M → 35K1029+93#4928#4835
35K → 23M18013+167#4835#4668
23M → 24M10616+90#4668#4578
24M → 40K6726+41#4578#4537
40K → 25.2M2919+10#4537#4527
25.2M → Finish3864-26#4527#4553
TOTALS10241720-696
📊

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