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BOSTON MARATHON 2025

Derrick Rufer

Bib: 4425•M

WI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 12%
Gender (Male)
#0 / 16105
Top 19%
Division (M18-39)
#0 / 5642
Top 43%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:26
Rank: #4398
Start → 5K
20:26 | 6:35/mi
10K· 6.21 mi
40:40
Rank: #4109 (+289)
5K → 10K
20:14 | 6:31/mi
15K· 9.32 mi
1:01:11
Rank: #4129 (-20)
10K → 15K
20:31 | 6:36/mi
20K· 12.43 mi
1:21:44
Rank: #3994 (+135)
15K → 20K
20:33 | 6:37/mi
Half· 13.11 mi
1:26:10
Rank: #3970 (+24)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:42:06
Rank: #3830 (+140)
Half → 25K
15:56 | 6:34/mi
30K· 18.64 mi
2:02:38
Rank: #3520 (+310)
25K → 30K
20:32 | 6:37/mi
20M
2:11:51
Rank: #3427 (+93)
30K → 20M
9:13 | 6:47/mi
21M
2:18:56
Rank: #3343 (+84)
20M → 21M
7:05 | 7:05/mi
35K· 21.75 mi
2:23:57
Rank: #3318 (+25)
21M → 35K
5:01 | 6:42/mi
23M
2:32:46
Rank: #3300 (+18)
35K → 23M
8:49 | 7:03/mi
24M
2:39:57
Rank: #3375 (-75)
23M → 24M
7:11 | 7:11/mi
40K· 24.85 mi
2:46:02
Rank: #3387 (-12)
24M → 40K
6:05 | 7:07/mi
25.2M
2:48:37
Rank: #3376 (+11)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
2:55:27
Rank: #3346 (+30)
25.2M → Finish
6:50 | 6:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:10
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:29:17
Pace6:49 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:4320:266:3520:26
6:35
-
10K
6.21 mi10:46:5740:406:3320:14
6:31
-0:04
15K
9.32 mi11:07:281:01:116:3420:31
6:36
+0:05
20K
12.43 mi11:28:011:21:446:3520:33
6:37
+0:01
Half
13.11 mi11:32:271:26:106:344:26
6:30
-0:07
25K
15.53 mi11:48:231:42:066:3415:56
6:34
+0:04
30K
18.64 mi12:08:552:02:386:3520:32
6:37
+0:03
20M
20.00 mi12:18:082:11:516:369:13
6:47
+0:10
21M
21.00 mi12:25:132:18:566:377:05
7:05
+0:18
35K
21.75 mi12:30:142:23:576:375:01
6:42
-0:23
23M
23.00 mi12:39:032:32:466:398:49
7:03
+0:21
24M
24.00 mi12:46:142:39:576:407:11
7:11
+0:08
40K
24.85 mi12:52:192:46:026:416:05
7:07
-0:04
25.2M
25.20 mi12:54:542:48:376:412:35
7:29
+0:22
Finish
26.22 mi13:01:442:55:276:426:50
6:42
-0:47

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

6:42 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:41

94% of race

Time at Steady Pace

9:46

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /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 mi10:26:4320:266:3520:26
6:35
#4398
10K
6.21 mi10:46:5740:406:3320:14
6:31
#4109
15K
9.32 mi11:07:281:01:116:3420:31
6:36
#4129
20K
12.43 mi11:28:011:21:446:3520:33
6:37
#3994
Half
13.11 mi11:32:271:26:106:344:26
6:30
#3970
25K
15.53 mi11:48:231:42:066:3415:56
6:34
#3830
30K
18.64 mi12:08:552:02:386:3520:32
6:37
#3520
20M
20.00 mi12:18:082:11:516:369:13
6:47
#3427
21M
21.00 mi12:25:132:18:566:377:05
7:05
#3343
35K
21.75 mi12:30:142:23:576:375:01
6:42
#3318
23M
23.00 mi12:39:032:32:466:398:49
7:03
#3300
24M
24.00 mi12:46:142:39:576:407:11
7:11
#3375
40K
24.85 mi12:52:192:46:026:416:05
7:07
#3387
25.2M
25.20 mi12:54:542:48:376:412:35
7:29
#3376
Finish
26.22 mi13:01:442:55:276:426:50
6:42
#3346
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4398413541354260(Top 15%)4004(Top 25%)4004(Top 71%)
10K6.21 mi3.10 mi4109+2893873+2623873+2623830(Top 13%)3611(Top 22%)3611(Top 64%)
15K9.32 mi3.11 mi4129-203891-183891-184260(Top 15%)4004(Top 25%)4004(Top 71%)
20K12.43 mi3.11 mi3994+1353761+1303761+1303800(Top 13%)3585(Top 22%)3585(Top 64%)
Half13.11 mi0.68 mi3970+243738+233738+233682(Top 13%)3482(Top 22%)3482(Top 62%)
25K15.53 mi2.42 mi3830+1403609+1293609+1293291(Top 12%)3117(Top 19%)3117(Top 55%)
30K18.64 mi3.11 mi3520+3103327+2823327+2822457(Top 9%)2327(Top 14%)2327(Top 41%)
20M20.00 mi1.36 mi3427+933241+863241+862850(Top 10%)2666(Top 17%)2666(Top 47%)
21M21.00 mi1.00 mi3343+843160+813160+812621(Top 9%)2443(Top 15%)2443(Top 43%)
35K21.75 mi0.75 mi3318+253134+263134+263563(Top 13%)3236(Top 20%)3236(Top 57%)
23M23.00 mi1.25 mi3300+183113+213113+214019(Top 14%)3589(Top 22%)3589(Top 64%)
24M24.00 mi1.00 mi3375-753176-633176-635713(Top 20%)4738(Top 29%)4738(Top 84%)
40K24.85 mi0.85 mi3387-123182-63182-64565(Top 16%)3897(Top 24%)3897(Top 69%)
25.2M25.20 mi0.35 mi3376+113167+153167+153390(Top 12%)2980(Top 19%)2980(Top 53%)
Finish26.22 mi1.02 mi3346+303134+333134+333906(Top 14%)3371(Top 21%)3371(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4260

Males

4004

M18-39

4004

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3830

Males

3611

M18-39

3611

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4260

Males

4004

M18-39

4004

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3800

Males

3585

M18-39

3585

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3682

Males

3482

M18-39

3482

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3291

Males

3117

M18-39

3117

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2457

Males

2327

M18-39

2327

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2850

Males

2666

M18-39

2666

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2621

Males

2443

M18-39

2443

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3563

Males

3236

M18-39

3236

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

4019

Males

3589

M18-39

3589

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5713

Males

4738

M18-39

4738

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4565

Males

3897

M18-39

3897

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3390

Males

2980

M18-39

2980

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3906

Males

3371

M18-39

3371

Passing Analysis

Category:
Athletes Passed
1566
Passed By
514
Net Change
+1052
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4398
5K → 10K33647+289#4398#4109
10K → 15K80100-20#4109#4129
15K → 20K17237+135#4129#3994
20K → Half317+24#3994#3970
Half → 25K15515+140#3970#3830
25K → 30K3166+310#3830#3520
30K → 20M11320+93#3520#3427
20M → 21M9814+84#3427#3343
21M → 35K4520+25#3343#3318
35K → 23M7153+18#3318#3300
23M → 24M25100-75#3300#3375
24M → 40K3951-12#3375#3387
40K → 25.2M2615+11#3387#3376
25.2M → Finish5929+30#3376#3346
TOTALS1566514+1052
📊

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