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BOSTON MARATHON 2025

George Visser

Bib: 6160•M

MI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 15%
Gender (Male)
#0 / 16105
Top 24%
Division (M18-39)
#0 / 5642
Top 50%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:24
Rank: #4303
Start → 5K
20:24 | 6:34/mi
10K· 6.21 mi
41:02
Rank: #4530 (-227)
5K → 10K
20:38 | 6:38/mi
15K· 9.32 mi
1:01:31
Rank: #4392 (+138)
10K → 15K
20:29 | 6:36/mi
20K· 12.43 mi
1:22:11
Rank: #4283 (+109)
15K → 20K
20:40 | 6:39/mi
Half· 13.11 mi
1:26:36
Rank: #4217 (+66)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:42:33
Rank: #4000 (+217)
Half → 25K
15:57 | 6:35/mi
30K· 18.64 mi
2:03:38
Rank: #3842 (+158)
25K → 30K
21:05 | 6:47/mi
20M
2:13:01
Rank: #3771 (+71)
30K → 20M
9:23 | 6:54/mi
21M
2:20:34
Rank: #3807 (-36)
20M → 21M
7:33 | 7:33/mi
35K· 21.75 mi
2:25:49
Rank: #3854 (-47)
21M → 35K
5:15 | 7:01/mi
23M
2:35:13
Rank: #4014 (-160)
35K → 23M
9:24 | 7:30/mi
24M
2:42:24
Rank: #4068 (-54)
23M → 24M
7:11 | 7:11/mi
40K· 24.85 mi
2:48:45
Rank: #4136 (-68)
24M → 40K
6:21 | 7:26/mi
25.2M
2:51:30
Rank: #4164 (-28)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
2:58:45
Rank: #4266 (-102)
25.2M → Finish
7:15 | 7:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:36
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:32:09
Pace7:02 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0120:246:3420:24
6:34
-
10K
6.21 mi10:45:3941:026:3620:38
6:38
+0:04
15K
9.32 mi11:06:081:01:316:3620:29
6:36
-0:02
20K
12.43 mi11:26:481:22:116:3720:40
6:39
+0:03
Half
13.11 mi11:31:131:26:366:364:25
6:28
-0:11
25K
15.53 mi11:47:101:42:336:3615:57
6:35
+0:07
30K
18.64 mi12:08:152:03:386:3821:05
6:47
+0:12
20M
20.00 mi12:17:382:13:016:399:23
6:54
+0:07
21M
21.00 mi12:25:112:20:346:427:33
7:33
+0:39
35K
21.75 mi12:30:262:25:496:425:15
7:01
-0:32
23M
23.00 mi12:39:502:35:136:459:24
7:30
+0:29
24M
24.00 mi12:47:012:42:246:467:11
7:11
-0:19
40K
24.85 mi12:53:222:48:456:476:21
7:26
+0:15
25.2M
25.20 mi12:56:072:51:306:482:45
7:58
+0:32
Finish
26.22 mi13:03:222:58:456:497:15
7:07
-0:51

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

6:28 /mi

Average Pace

6:49 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:33

57% of race

Time at Steady Pace

42:58

24% of race

Time at Slower Pace

33:14

19% of race

Average Pace: 6:49 /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 mi10:25:0120:246:3420:24
6:34
#4303
10K
6.21 mi10:45:3941:026:3620:38
6:38
#4530
15K
9.32 mi11:06:081:01:316:3620:29
6:36
#4392
20K
12.43 mi11:26:481:22:116:3720:40
6:39
#4283
Half
13.11 mi11:31:131:26:366:364:25
6:28
#4217
25K
15.53 mi11:47:101:42:336:3615:57
6:35
#4000
30K
18.64 mi12:08:152:03:386:3821:05
6:47
#3842
20M
20.00 mi12:17:382:13:016:399:23
6:54
#3771
21M
21.00 mi12:25:112:20:346:427:33
7:33
#3807
35K
21.75 mi12:30:262:25:496:425:15
7:01
#3854
23M
23.00 mi12:39:502:35:136:459:24
7:30
#4014
24M
24.00 mi12:47:012:42:246:467:11
7:11
#4068
40K
24.85 mi12:53:222:48:456:476:21
7:26
#4136
25.2M
25.20 mi12:56:072:51:306:482:45
7:58
#4164
Finish
26.22 mi13:03:222:58:456:497:15
7:07
#4266
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4303404440444164(Top 15%)3916(Top 24%)3916(Top 69%)
10K6.21 mi3.10 mi4530-2274256-2124256-2124789(Top 17%)4479(Top 28%)4479(Top 79%)
15K9.32 mi3.11 mi4392+1384129+1274129+1274164(Top 15%)3916(Top 24%)3916(Top 69%)
20K12.43 mi3.11 mi4283+1094027+1024027+1024024(Top 14%)3779(Top 23%)3779(Top 67%)
Half13.11 mi0.68 mi4217+663965+623965+623501(Top 12%)3317(Top 21%)3317(Top 59%)
25K15.53 mi2.42 mi4000+2173763+2023763+2023329(Top 12%)3148(Top 20%)3148(Top 56%)
30K18.64 mi3.11 mi3842+1583618+1453618+1453356(Top 12%)3134(Top 19%)3134(Top 56%)
20M20.00 mi1.36 mi3771+713550+683550+683543(Top 12%)3265(Top 20%)3265(Top 58%)
21M21.00 mi1.00 mi3807-363576-263576-264834(Top 17%)4244(Top 26%)4244(Top 75%)
35K21.75 mi0.75 mi3854-473613-373613-375403(Top 19%)4643(Top 29%)4643(Top 82%)
23M23.00 mi1.25 mi4014-1603738-1253738-1256630(Top 23%)5371(Top 33%)5371(Top 95%)
24M24.00 mi1.00 mi4068-543778-403778-405677(Top 20%)4702(Top 29%)4702(Top 83%)
40K24.85 mi0.85 mi4136-683821-433821-436323(Top 22%)5032(Top 31%)5032(Top 89%)
25.2M25.20 mi0.35 mi4164-283845-243845-245733(Top 20%)4558(Top 28%)4558(Top 81%)
Finish26.22 mi1.02 mi4266-1023926-813926-816428(Top 23%)4986(Top 31%)4986(Top 88%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4164

Males

3916

M18-39

3916

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4789

Males

4479

M18-39

4479

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4164

Males

3916

M18-39

3916

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

4024

Males

3779

M18-39

3779

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3501

Males

3317

M18-39

3317

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3329

Males

3148

M18-39

3148

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3356

Males

3134

M18-39

3134

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3543

Males

3265

M18-39

3265

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4834

Males

4244

M18-39

4244

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5403

Males

4643

M18-39

4643

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6630

Males

5371

M18-39

5371

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5677

Males

4702

M18-39

4702

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6323

Males

5032

M18-39

5032

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5733

Males

4558

M18-39

4558

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6428

Males

4986

M18-39

4986

Passing Analysis

Category:
Athletes Passed
1188
Passed By
1151
Net Change
+37
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4303
5K → 10K63290-227#4303#4530
10K → 15K18143+138#4530#4392
15K → 20K15849+109#4392#4283
20K → Half682+66#4283#4217
Half → 25K22912+217#4217#4000
25K → 30K19436+158#4000#3842
30K → 20M9625+71#3842#3771
20M → 21M4985-36#3771#3807
21M → 35K1865-47#3807#3854
35K → 23M37197-160#3854#4014
23M → 24M3690-54#4014#4068
24M → 40K2795-68#4068#4136
40K → 25.2M1139-28#4136#4164
25.2M → Finish21123-102#4164#4266
TOTALS11881151+37
📊

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