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BOSTON MARATHON 2025

Marcel Wiebach

Bib: 29662•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
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
8:27/mi
26:16
↑ 97↓ 3451.5%
10K· 6.21 mi
8:48/mi
53:37
↑ 79↓ 1380.4%
15K· 9.32 mi
8:48/mi
1:20:58
↑ 67↓ 78
20K· 12.43 mi
9:51/mi
1:51:33
↑ 106↓ 860.1%
Half· 13.11 mi
9:43/mi
1:58:11
↑ 19↓ 370.5%
25K· 15.53 mi
11:34/mi
2:26:14
↑ 66↓ 880.2%
30K· 18.64 mi
12:22/mi
3:04:39
↑ 181↓ 1480.2%
20M
13:18/mi
3:22:43
↑ 64↓ 500.2%
21M
14:12/mi
3:36:55
↑ 106↓ 241.6%
35K· 21.75 mi
12:18/mi
3:46:07
↑ 17↓ 861.7%
23M
12:29/mi
4:01:45
↑ 23↓ 630.6%
24M
10:57/mi
4:12:42
↓ 821.3%
40K· 24.85 mi
10:20/mi
4:21:32
↓ 200.3%
25.2M
12:25/mi
4:25:49
↑ 13↓ 160.2%
Finish· 26.22 mi
10:20/mi
4:36:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:11
Pace9:01 /mi
2nd Half
Distance13.11 mi
Time2:38:10
Pace12:04 /mi
📊Positive Split: 33.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:2426:168:2726:16
8:27
-
10K
6.21 mi12:12:4553:378:3827:21
8:48
+0:21
15K
9.32 mi12:40:061:20:588:4127:21
8:48
0:00
20K
12.43 mi13:10:411:51:338:5930:35
9:51
+1:03
Half
13.11 mi13:17:191:58:119:016:38
9:43
-0:08
25K
15.53 mi13:45:222:26:149:2528:03
11:34
+1:51
30K
18.64 mi14:23:473:04:399:5438:25
12:22
+0:48
20M
20.00 mi14:41:513:22:4310:0818:04
13:18
+0:56
21M
21.00 mi14:56:033:36:5510:2014:12
14:12
+0:54
35K
21.75 mi15:05:153:46:0710:249:12
12:18
-1:54
23M
23.00 mi15:20:534:01:4510:3115:38
12:29
+0:11
24M
24.00 mi15:31:504:12:4210:3210:57
10:57
-1:32
40K
24.85 mi15:40:404:21:3210:318:50
10:20
-0:37
25.2M
25.20 mi15:44:574:25:4910:334:17
12:25
+2:05
Finish
26.22 mi15:55:294:36:2110:3310:32
10:20
-2:05

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

8:27 /mi

Average Pace

10:33 /mi

Slowest Pace

14:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:11

43% of race

Time at Steady Pace

58:22

21% of race

Time at Slower Pace

1:39:48

36% of race

Average Pace: 10:32 /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 mi11:45:2426:168:2726:16
8:27
#19620
10K
6.21 mi12:12:4553:378:3827:21
8:48
#20549
15K
9.32 mi12:40:061:20:588:4127:21
8:48
#20689
20K
12.43 mi13:10:411:51:338:5930:35
9:51
#21821
Half
13.11 mi13:17:191:58:119:016:38
9:43
#21995
25K
15.53 mi13:45:222:26:149:2528:03
11:34
#23162
30K
18.64 mi14:23:473:04:399:5438:25
12:22
#23982
20M
20.00 mi14:41:513:22:4310:0818:04
13:18
#24333
21M
21.00 mi14:56:033:36:5510:2014:12
14:12
#24520
35K
21.75 mi15:05:153:46:0710:249:12
12:18
#24617
23M
23.00 mi15:20:534:01:4510:3115:38
12:29
#24710
24M
24.00 mi15:31:504:12:4210:3210:57
10:57
#24663
40K
24.85 mi15:40:404:21:3210:318:50
10:20
#24575
25.2M
25.20 mi15:44:574:25:4910:334:17
12:25
#24580
Finish
26.22 mi15:55:294:36:2110:3310:32
10:20
#24558
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi19620122961229621034(Top 74%)12953(Top 80%)12953(Top 576%)
10K6.21 mi3.10 mi20549-92912694-39812694-39821416(Top 75%)13100(Top 81%)13100(Top 583%)
15K9.32 mi3.11 mi20689-14012775-8112775-8121034(Top 74%)12953(Top 80%)12953(Top 576%)
20K12.43 mi3.11 mi21821-113213256-48113256-48123871(Top 84%)14172(Top 88%)14172(Top 631%)
Half13.11 mi0.68 mi21995-17413341-8513341-8524155(Top 85%)14304(Top 89%)14304(Top 637%)
25K15.53 mi2.42 mi23162-116713876-53513876-53525947(Top 91%)15043(Top 93%)15043(Top 669%)
30K18.64 mi3.11 mi23982-82014204-32814204-32826020(Top 92%)15002(Top 93%)15002(Top 668%)
20M20.00 mi1.36 mi24333-35114343-13914343-13926717(Top 94%)15237(Top 95%)15237(Top 678%)
21M21.00 mi1.00 mi24520-18714414-7114414-7126442(Top 93%)15095(Top 94%)15095(Top 672%)
35K21.75 mi0.75 mi24617-9714451-3714451-3726242(Top 92%)14960(Top 93%)14960(Top 666%)
23M23.00 mi1.25 mi24710-9314473-2214473-2225790(Top 91%)14731(Top 91%)14731(Top 656%)
24M24.00 mi1.00 mi24663+4714440+3314440+3323892(Top 84%)13773(Top 86%)13773(Top 613%)
40K24.85 mi0.85 mi24575+8814392+4814392+4821472(Top 76%)12512(Top 78%)12512(Top 557%)
25.2M25.20 mi0.35 mi24580-514389+314389+324042(Top 85%)13791(Top 86%)13791(Top 614%)
Finish26.22 mi1.02 mi24558+2214368+2114368+2123873(Top 84%)13707(Top 85%)13707(Top 610%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

21034

Males

12953

M40-44

12953

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

21416

Males

13100

M40-44

13100

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

21034

Males

12953

M40-44

12953

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

23871

Males

14172

M40-44

14172

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

24155

Males

14304

M40-44

14304

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

25947

Males

15043

M40-44

15043

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

26020

Males

15002

M40-44

15002

30K→20M

18.6 - 20.0 mi

Top 94%
×5story building
+64ft-50ft

Overall

26717

Males

15237

M40-44

15237

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

26442

Males

15095

M40-44

15095

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

26242

Males

14960

M40-44

14960

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

25790

Males

14731

M40-44

14731

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

23892

Males

13773

M40-44

13773

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21472

Males

12512

M40-44

12512

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24042

Males

13791

M40-44

13791

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23873

Males

13707

M40-44

13707

Passing Analysis

Category:
Athletes Passed
543
Passed By
5481
Net Change
-4938
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19620
5K → 10K45974-929#19620#20549
10K → 15K145285-140#20549#20689
15K → 20K301162-1132#20689#21821
20K → Half9183-174#21821#21995
Half → 25K81175-1167#21995#23162
25K → 30K20840-820#23162#23982
30K → 20M18369-351#23982#24333
20M → 21M20207-187#24333#24520
21M → 35K10107-97#24520#24617
35K → 23M30123-93#24617#24710
23M → 24M6013+47#24710#24663
24M → 40K913+88#24663#24575
40K → 25.2M1621-5#24575#24580
25.2M → Finish4119+22#24580#24558
TOTALS5435481-4938
📊

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