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BOSTON MARATHON 2025

William Mauz

Bib: 12667•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 27%
Gender (Male)
#0 / 16105
Top 40%
Masters (Masters Men)
#0 / 10463
Top 27%
Division (M45-49)
#0 / 2386
Top 38%
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
7:12/mi
22:21
↑ 97↓ 3451.5%
10K· 6.21 mi
7:30/mi
45:40
↑ 79↓ 1380.4%
15K· 9.32 mi
7:22/mi
1:08:33
↑ 67↓ 78
20K· 12.43 mi
7:19/mi
1:31:16
↑ 106↓ 860.1%
Half· 13.11 mi
6:59/mi
1:36:02
↑ 19↓ 370.5%
25K· 15.53 mi
7:17/mi
1:53:41
↑ 66↓ 880.2%
30K· 18.64 mi
7:20/mi
2:16:27
↑ 181↓ 1480.2%
20M
7:33/mi
2:26:43
↑ 64↓ 500.2%
21M
7:43/mi
2:34:26
↑ 106↓ 241.6%
35K· 21.75 mi
6:50/mi
2:39:33
↑ 17↓ 861.7%
23M
7:14/mi
2:48:37
↑ 23↓ 630.6%
24M
7:11/mi
2:55:48
↓ 821.3%
40K· 24.85 mi
7:36/mi
3:02:18
↓ 200.3%
25.2M
8:10/mi
3:05:07
↑ 13↓ 160.2%
Finish· 26.22 mi
7:06/mi
3:12:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:36:02
Pace7:20 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:36:19
Pace7:21 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2522:217:1222:21
7:12
-
10K
6.21 mi11:36:4445:407:2123:19
7:30
+0:18
15K
9.32 mi11:59:371:08:337:2122:53
7:22
-0:08
20K
12.43 mi12:22:201:31:167:2122:43
7:19
-0:03
Half
13.11 mi12:27:061:36:027:204:46
6:59
-0:20
25K
15.53 mi12:44:451:53:417:1917:39
7:17
+0:18
30K
18.64 mi13:07:312:16:277:1922:46
7:20
+0:03
20M
20.00 mi13:17:472:26:437:2010:16
7:33
+0:13
21M
21.00 mi13:25:302:34:267:217:43
7:43
+0:10
35K
21.75 mi13:30:372:39:337:205:07
6:50
-0:53
23M
23.00 mi13:39:412:48:377:209:04
7:14
+0:24
24M
24.00 mi13:46:522:55:487:207:11
7:11
-0:03
40K
24.85 mi13:53:223:02:187:206:30
7:36
+0:25
25.2M
25.20 mi13:56:113:05:077:212:49
8:10
+0:34
Finish
26.22 mi14:03:253:12:217:207:14
7:06
-1:04

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

6:50 /mi

Average Pace

7:20 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:03

86% of race

Time at Steady Pace

24:29

13% of race

Time at Slower Pace

2:49

1% of race

Average Pace: 7:20 /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 mi11:13:2522:217:1222:21
7:12
#9393
10K
6.21 mi11:36:4445:407:2123:19
7:30
#10752
15K
9.32 mi11:59:371:08:337:2122:53
7:22
#10659
20K
12.43 mi12:22:201:31:167:2122:43
7:19
#10247
Half
13.11 mi12:27:061:36:027:204:46
6:59
#10097
25K
15.53 mi12:44:451:53:417:1917:39
7:17
#9726
30K
18.64 mi13:07:312:16:277:1922:46
7:20
#9002
20M
20.00 mi13:17:472:26:437:2010:16
7:33
#8825
21M
21.00 mi13:25:302:34:267:217:43
7:43
#8580
35K
21.75 mi13:30:372:39:337:205:07
6:50
#8361
23M
23.00 mi13:39:412:48:377:209:04
7:14
#8067
24M
24.00 mi13:46:522:55:487:207:11
7:11
#7915
40K
24.85 mi13:53:223:02:187:206:30
7:36
#7849
25.2M
25.20 mi13:56:113:05:077:212:49
8:10
#7803
Finish
26.22 mi14:03:253:12:217:207:14
7:06
#7706
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi93937821782110516(Top 37%)8355(Top 52%)8355(Top 350%)
10K6.21 mi3.10 mi10752-13598539-7188539-71812115(Top 43%)9196(Top 57%)9196(Top 385%)
15K9.32 mi3.11 mi10659+938468+718468+7110516(Top 37%)8355(Top 52%)8355(Top 350%)
20K12.43 mi3.11 mi10247+4128232+2368232+2369121(Top 32%)7514(Top 47%)7514(Top 315%)
Half13.11 mi0.68 mi10097+1508153+798153+797471(Top 26%)6561(Top 41%)6561(Top 275%)
25K15.53 mi2.42 mi9726+3717921+2327921+2328188(Top 29%)6870(Top 43%)6870(Top 288%)
30K18.64 mi3.11 mi9002+7247462+4597462+4596617(Top 23%)5722(Top 36%)5722(Top 240%)
20M20.00 mi1.36 mi8825+1777332+1307332+1307387(Top 26%)6069(Top 38%)6069(Top 254%)
21M21.00 mi1.00 mi8580+2457158+1747158+1745744(Top 20%)4904(Top 30%)4904(Top 206%)
35K21.75 mi0.75 mi8361+2197008+1507008+1504397(Top 15%)3926(Top 24%)3926(Top 165%)
23M23.00 mi1.25 mi8067+2946776+2326776+2325136(Top 18%)4420(Top 27%)4420(Top 185%)
24M24.00 mi1.00 mi7915+1526647+1296647+1295728(Top 20%)4753(Top 30%)4753(Top 199%)
40K24.85 mi0.85 mi7849+666582+656582+657421(Top 26%)5679(Top 35%)5679(Top 238%)
25.2M25.20 mi0.35 mi7803+466533+496533+496840(Top 24%)5259(Top 33%)5259(Top 220%)
Finish26.22 mi1.02 mi7706+976446+876446+876360(Top 22%)4960(Top 31%)4960(Top 208%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

10516

Males

8355

M45-49

8355

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

12115

Males

9196

M45-49

9196

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

10516

Males

8355

M45-49

8355

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

9121

Males

7514

M45-49

7514

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

7471

Males

6561

M45-49

6561

Half→25K

13.1 - 15.5 mi

Top 29%
×4story building
+66ft-88ft

Overall

8188

Males

6870

M45-49

6870

25K→30K

15.5 - 18.6 mi

Top 23%
×9story building
+181ft-148ft

Overall

6617

Males

5722

M45-49

5722

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

7387

Males

6069

M45-49

6069

20M→21M

20.0 - 21.0 mi

Top 20%
×8story building
+106ft-24ft

Overall

5744

Males

4904

M45-49

4904

21M→35K

21.0 - 21.8 mi

Top 15%
×7story building
+17ft-86ft

Overall

4397

Males

3926

M45-49

3926

35K→23M

21.8 - 23.0 mi

Top 18%
×5story building
+23ft-63ft

Overall

5136

Males

4420

M45-49

4420

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5728

Males

4753

M45-49

4753

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7421

Males

5679

M45-49

5679

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6840

Males

5259

M45-49

5259

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

6360

Males

4960

M45-49

4960

Passing Analysis

Category:
Athletes Passed
3321*
Passed By
1632
Net Change
+1687
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9393
5K → 10K211378-1359#9393#10752
10K → 15K206113+93#10752#10659
15K → 20K43119+412#10659#10247
20K → Half1522+150#10247#10097
Half → 25K382*11+371#10097#9726
25K → 30K7262+724#9726#9002
30K → 20M19922+177#9002#8825
20M → 21M2516+245#8825#8580
21M → 35K2190+219#8580#8361
35K → 23M3028+294#8361#8067
23M → 24M1597+152#8067#7915
24M → 40K9933+66#7915#7849
40K → 25.2M6014+46#7849#7803
25.2M → Finish11417+97#7803#7706
TOTALS3321*1632+1687

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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