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BOSTON MARATHON 2025

Bert Van Uitert

Bib: 7127•M

UT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 46%
Gender (Male)
#0 / 16105
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
22:49
Rank: #10795
Start → 5K
22:49 | 7:21/mi
10K· 6.21 mi
46:20
Rank: #11748 (-953)
5K → 10K
23:31 | 7:34/mi
15K· 9.32 mi
1:09:53
Rank: #11966 (-218)
10K → 15K
23:33 | 7:35/mi
20K· 12.43 mi
1:33:50
Rank: #12090 (-124)
15K → 20K
23:57 | 7:43/mi
Half· 13.11 mi
1:39:01
Rank: #12099 (-9)
20K → Half
5:11 | 7:36/mi
25K· 15.53 mi
1:58:07
Rank: #12210 (-111)
Half → 25K
19:06 | 7:53/mi
30K· 18.64 mi
2:23:40
Rank: #12326 (-116)
25K → 30K
25:33 | 8:13/mi
20M
2:35:08
Rank: #12385 (-59)
30K → 20M
11:28 | 8:26/mi
21M
2:44:15
Rank: #12470 (-85)
20M → 21M
9:07 | 9:07/mi
35K· 21.75 mi
2:50:20
Rank: #12479 (-9)
21M → 35K
6:05 | 8:08/mi
23M
3:01:13
Rank: #12600 (-121)
35K → 23M
10:53 | 8:42/mi
24M
3:09:35
Rank: #12636 (-36)
23M → 24M
8:22 | 8:22/mi
40K· 24.85 mi
3:16:52
Rank: #12660 (-24)
24M → 40K
7:17 | 8:31/mi
25.2M
3:20:14
Rank: #12722 (-62)
40K → 25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:29:04
Rank: #12933 (-211)
25.2M → Finish
8:50 | 8:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:01
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:50:03
Pace8:24 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:3922:497:2122:49
7:21
-
10K
6.21 mi10:53:1046:207:2723:31
7:34
+0:13
15K
9.32 mi11:16:431:09:537:3023:33
7:35
+0:01
20K
12.43 mi11:40:401:33:507:3323:57
7:43
+0:08
Half
13.11 mi11:45:511:39:017:335:11
7:36
-0:07
25K
15.53 mi12:04:571:58:077:3619:06
7:53
+0:17
30K
18.64 mi12:30:302:23:407:4225:33
8:13
+0:20
20M
20.00 mi12:41:582:35:087:4511:28
8:26
+0:13
21M
21.00 mi12:51:052:44:157:499:07
9:07
+0:41
35K
21.75 mi12:57:102:50:207:506:05
8:08
-0:59
23M
23.00 mi13:08:033:01:137:5310:53
8:42
+0:34
24M
24.00 mi13:16:253:09:357:548:22
8:22
-0:20
40K
24.85 mi13:23:423:16:527:557:17
8:31
+0:09
25.2M
25.20 mi13:27:043:20:147:573:22
9:46
+1:15
Finish
26.22 mi13:35:543:29:047:598:50
8:40
-1:06

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

7:21 /mi

Average Pace

7:59 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:07

56% of race

Time at Steady Pace

58:45

28% of race

Time at Slower Pace

32:12

15% of race

Average Pace: 7:58 /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 mi10:29:3922:497:2122:49
7:21
#10795
10K
6.21 mi10:53:1046:207:2723:31
7:34
#11748
15K
9.32 mi11:16:431:09:537:3023:33
7:35
#11966
20K
12.43 mi11:40:401:33:507:3323:57
7:43
#12090
Half
13.11 mi11:45:511:39:017:335:11
7:36
#12099
25K
15.53 mi12:04:571:58:077:3619:06
7:53
#12210
30K
18.64 mi12:30:302:23:407:4225:33
8:13
#12326
20M
20.00 mi12:41:582:35:087:4511:28
8:26
#12385
21M
21.00 mi12:51:052:44:157:499:07
9:07
#12470
35K
21.75 mi12:57:102:50:207:506:05
8:08
#12479
23M
23.00 mi13:08:033:01:137:5310:53
8:42
#12600
24M
24.00 mi13:16:253:09:357:548:22
8:22
#12636
40K
24.85 mi13:23:423:16:527:557:17
8:31
#12660
25.2M
25.20 mi13:27:043:20:147:573:22
9:46
#12722
Finish
26.22 mi13:35:543:29:047:598:50
8:40
#12933
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi107958586858612415(Top 44%)9261(Top 58%)9261(Top 164%)
10K6.21 mi3.10 mi11748-9539045-4599045-45912735(Top 45%)9482(Top 59%)9482(Top 168%)
15K9.32 mi3.11 mi11966-2189120-759120-7512415(Top 44%)9261(Top 58%)9261(Top 164%)
20K12.43 mi3.11 mi12090-1249138-189138-1812482(Top 44%)9188(Top 57%)9188(Top 163%)
Half13.11 mi0.68 mi12099-99133+59133+512516(Top 44%)9246(Top 57%)9246(Top 164%)
25K15.53 mi2.42 mi12210-1119152-199152-1912940(Top 46%)9266(Top 58%)9266(Top 164%)
30K18.64 mi3.11 mi12326-1169125+279125+2712983(Top 46%)9132(Top 57%)9132(Top 162%)
20M20.00 mi1.36 mi12385-599112+139112+1313367(Top 47%)9153(Top 57%)9153(Top 162%)
21M21.00 mi1.00 mi12470-859116-49116-414171(Top 50%)9408(Top 58%)9408(Top 167%)
35K21.75 mi0.75 mi12479-99096+209096+2013115(Top 46%)8851(Top 55%)8851(Top 157%)
23M23.00 mi1.25 mi12600-1219118-229118-2214483(Top 51%)9389(Top 58%)9389(Top 166%)
24M24.00 mi1.00 mi12636-369111+79111+713637(Top 48%)8964(Top 56%)8964(Top 159%)
40K24.85 mi0.85 mi12660-249092+199092+1913529(Top 48%)8773(Top 54%)8773(Top 155%)
25.2M25.20 mi0.35 mi12722-629107-159107-1515846(Top 56%)9783(Top 61%)9783(Top 173%)
Finish26.22 mi1.02 mi12933-2119174-679174-6717238(Top 61%)10506(Top 65%)10506(Top 186%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

12415

Males

9261

M18-39

9261

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

12735

Males

9482

M18-39

9482

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

12415

Males

9261

M18-39

9261

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

12482

Males

9188

M18-39

9188

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

12516

Males

9246

M18-39

9246

Half→25K

13.1 - 15.5 mi

Top 46%
×4stories
+66ft-88ft

Overall

12940

Males

9266

M18-39

9266

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

12983

Males

9132

M18-39

9132

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

13367

Males

9153

M18-39

9153

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

14171

Males

9408

M18-39

9408

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

13115

Males

8851

M18-39

8851

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

14483

Males

9389

M18-39

9389

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13637

Males

8964

M18-39

8964

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

13529

Males

8773

M18-39

8773

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15846

Males

9783

M18-39

9783

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

17238

Males

10506

M18-39

10506

Passing Analysis

Category:
Athletes Passed
1173
Passed By
3311
Net Change
-2138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10795
5K → 10K40993-953#10795#11748
10K → 15K112330-218#11748#11966
15K → 20K154278-124#11966#12090
20K → Half3342-9#12090#12099
Half → 25K126237-111#12099#12210
25K → 30K208324-116#12210#12326
30K → 20M105164-59#12326#12385
20M → 21M74159-85#12385#12470
21M → 35K6271-9#12470#12479
35K → 23M82203-121#12479#12600
23M → 24M5793-36#12600#12636
24M → 40K7599-24#12636#12660
40K → 25.2M1880-62#12660#12722
25.2M → Finish27238-211#12722#12933
TOTALS11733311-2138
📊

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