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BOSTON MARATHON 2025

Karl Ruemmele

Bib: 29407•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M70-74)
#0 / 228
Top 41%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:14/mi
28:40
↑ 97↓ 3451.5%
10K· 6.21 mi
9:05/mi
56:54
↑ 79↓ 1380.4%
15K· 9.32 mi
9:04/mi
1:25:03
↑ 67↓ 78
20K· 12.43 mi
9:12/mi
1:53:37
↑ 106↓ 860.1%
Half· 13.11 mi
9:14/mi
1:59:55
↑ 19↓ 370.5%
25K· 15.53 mi
9:54/mi
2:23:55
↑ 66↓ 880.2%
30K· 18.64 mi
10:16/mi
2:55:50
↑ 181↓ 1480.2%
20M
10:32/mi
3:10:09
↑ 64↓ 500.2%
21M
11:30/mi
3:21:39
↑ 106↓ 241.6%
35K· 21.75 mi
10:04/mi
3:29:11
↑ 17↓ 861.7%
23M
10:36/mi
3:42:27
↑ 23↓ 630.6%
24M
10:29/mi
3:52:56
↓ 821.3%
40K· 24.85 mi
10:44/mi
4:02:07
↓ 200.3%
25.2M
11:53/mi
4:06:13
↑ 13↓ 160.2%
Finish· 26.22 mi
10:13/mi
4:16:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:55
Pace9:09 /mi
2nd Half
Distance13.11 mi
Time2:16:43
Pace10:26 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2928:409:1428:40
9:14
-
10K
6.21 mi12:19:4356:549:0928:14
9:05
-0:09
15K
9.32 mi12:47:521:25:039:0728:09
9:04
-0:01
20K
12.43 mi13:16:261:53:379:0928:34
9:12
+0:08
Half
13.11 mi13:22:441:59:559:096:18
9:14
+0:02
25K
15.53 mi13:46:442:23:559:1624:00
9:54
+0:40
30K
18.64 mi14:18:392:55:509:2631:55
10:16
+0:22
20M
20.00 mi14:32:583:10:099:3014:19
10:32
+0:16
21M
21.00 mi14:44:283:21:399:3611:30
11:30
+0:58
35K
21.75 mi14:52:003:29:119:377:32
10:04
-1:26
23M
23.00 mi15:05:163:42:279:4013:16
10:36
+0:32
24M
24.00 mi15:15:453:52:569:4210:29
10:29
-0:07
40K
24.85 mi15:24:564:02:079:449:11
10:44
+0:15
25.2M
25.20 mi15:29:024:06:139:464:06
11:53
+1:09
Finish
26.22 mi15:39:274:16:389:4810:25
10:13
-1:40

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

9:04 /mi

Average Pace

9:48 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:55

47% of race

Time at Steady Pace

1:51:56

44% of race

Time at Slower Pace

24:47

10% of race

Average Pace: 9:47 /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 mi11:51:2928:409:1428:40
9:14
#23314
10K
6.21 mi12:19:4356:549:0928:14
9:05
#23045
15K
9.32 mi12:47:521:25:039:0728:09
9:04
#22802
20K
12.43 mi13:16:261:53:379:0928:34
9:12
#22535
Half
13.11 mi13:22:441:59:559:096:18
9:14
#22558
25K
15.53 mi13:46:442:23:559:1624:00
9:54
#22669
30K
18.64 mi14:18:392:55:509:2631:55
10:16
#22611
20M
20.00 mi14:32:583:10:099:3014:19
10:32
#22584
21M
21.00 mi14:44:283:21:399:3611:30
11:30
#22569
35K
21.75 mi14:52:003:29:119:377:32
10:04
#22537
23M
23.00 mi15:05:163:42:279:4013:16
10:36
#22512
24M
24.00 mi15:15:453:52:569:4210:29
10:29
#22510
40K
24.85 mi15:24:564:02:079:449:11
10:44
#22502
25.2M
25.20 mi15:29:024:06:139:464:06
11:53
#22515
Finish
26.22 mi15:39:274:16:389:4810:25
10:13
#22552
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi23314139131391322292(Top 78%)13514(Top 84%)13514(Top 5927%)
10K6.21 mi3.10 mi23045+26913809+10413809+10422765(Top 80%)13697(Top 85%)13697(Top 6007%)
15K9.32 mi3.11 mi22802+24313726+8313726+8322292(Top 78%)13514(Top 84%)13514(Top 5927%)
20K12.43 mi3.11 mi22535+26713597+12913597+12921873(Top 77%)13296(Top 83%)13296(Top 5832%)
Half13.11 mi0.68 mi22558-2313607-1013607-1022706(Top 80%)13653(Top 85%)13653(Top 5988%)
25K15.53 mi2.42 mi22669-11113649-4213649-4222996(Top 81%)13745(Top 85%)13745(Top 6029%)
30K18.64 mi3.11 mi22611+5813574+7513574+7522368(Top 79%)13328(Top 83%)13328(Top 5846%)
20M20.00 mi1.36 mi22584+2713541+3313541+3322527(Top 79%)13302(Top 83%)13302(Top 5834%)
21M21.00 mi1.00 mi22569+1513523+1813523+1822606(Top 80%)13249(Top 82%)13249(Top 5811%)
35K21.75 mi0.75 mi22537+3213495+2813495+2822094(Top 78%)12957(Top 80%)12957(Top 5683%)
23M23.00 mi1.25 mi22512+2513457+3813457+3822252(Top 78%)12995(Top 81%)12995(Top 5700%)
24M24.00 mi1.00 mi22510+213431+2613431+2622764(Top 80%)13186(Top 82%)13186(Top 5783%)
40K24.85 mi0.85 mi22502+813408+2313408+2322538(Top 79%)13008(Top 81%)13008(Top 5705%)
25.2M25.20 mi0.35 mi22515-1313413-513413-522981(Top 81%)13275(Top 82%)13275(Top 5822%)
Finish26.22 mi1.02 mi22552-3713402+1113402+1123581(Top 83%)13553(Top 84%)13553(Top 5944%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

22292

Males

13514

M70-74

13514

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

22765

Males

13697

M70-74

13697

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

22292

Males

13514

M70-74

13514

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

21873

Males

13296

M70-74

13296

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

22706

Males

13653

M70-74

13653

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

22996

Males

13745

M70-74

13745

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

22368

Males

13328

M70-74

13328

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

22527

Males

13302

M70-74

13302

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22606

Males

13249

M70-74

13249

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

22094

Males

12957

M70-74

12957

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22252

Males

12995

M70-74

12995

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

22764

Males

13186

M70-74

13186

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22538

Males

13008

M70-74

13008

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

22981

Males

13275

M70-74

13275

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23581

Males

13553

M70-74

13553

Passing Analysis

Category:
Athletes Passed
1804
Passed By
1042
Net Change
+762
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23314
5K → 10K388119+269#23314#23045
10K → 15K30461+243#23045#22802
15K → 20K32356+267#22802#22535
20K → Half3255-23#22535#22558
Half → 25K111222-111#22558#22669
25K → 30K196138+58#22669#22611
30K → 20M8861+27#22611#22584
20M → 21M8166+15#22584#22569
21M → 35K5826+32#22569#22537
35K → 23M8055+25#22537#22512
23M → 24M4947+2#22512#22510
24M → 40K4941+8#22510#22502
40K → 25.2M1124-13#22502#22515
25.2M → Finish3471-37#22515#22552
TOTALS18041042+762
📊

Passing Visuals

Category:
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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