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BOSTON MARATHON 2025

William Slaney

Bib: 22485•M

RI

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 49%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Top 20%
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
8:13/mi
25:32
↑ 97↓ 3451.5%
10K· 6.21 mi
8:04/mi
50:36
↑ 79↓ 1380.4%
15K· 9.32 mi
8:01/mi
1:15:29
↑ 67↓ 78
20K· 12.43 mi
8:03/mi
1:40:31
↑ 106↓ 860.1%
Half· 13.11 mi
7:59/mi
1:45:58
↑ 19↓ 370.5%
25K· 15.53 mi
8:02/mi
2:05:26
↑ 66↓ 880.2%
30K· 18.64 mi
8:19/mi
2:31:15
↑ 181↓ 1480.2%
20M
8:28/mi
2:42:45
↑ 64↓ 500.2%
21M
8:37/mi
2:51:22
↑ 106↓ 241.6%
35K· 21.75 mi
7:55/mi
2:57:17
↑ 17↓ 861.7%
23M
8:14/mi
3:07:35
↑ 23↓ 630.6%
24M
7:54/mi
3:15:29
↓ 821.3%
40K· 24.85 mi
7:55/mi
3:22:15
↓ 200.3%
25.2M
8:19/mi
3:25:07
↑ 13↓ 160.2%
Finish· 26.22 mi
7:35/mi
3:32:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:45:58
Pace8:05 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:46:53
Pace8:09 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:1625:328:1325:32
8:13
-
10K
6.21 mi11:46:2050:368:0925:04
8:04
-0:09
15K
9.32 mi12:11:131:15:298:0624:53
8:01
-0:03
20K
12.43 mi12:36:151:40:318:0525:02
8:03
+0:02
Half
13.11 mi12:41:421:45:588:055:27
7:59
-0:04
25K
15.53 mi13:01:102:05:268:0419:28
8:02
+0:03
30K
18.64 mi13:26:592:31:158:0725:49
8:19
+0:17
20M
20.00 mi13:38:292:42:458:0811:30
8:28
+0:09
21M
21.00 mi13:47:062:51:228:108:37
8:37
+0:09
35K
21.75 mi13:53:012:57:178:095:55
7:55
-0:42
23M
23.00 mi14:03:193:07:358:0910:18
8:14
+0:19
24M
24.00 mi14:11:133:15:298:097:54
7:54
-0:20
40K
24.85 mi14:17:593:22:158:086:46
7:55
+0:01
25.2M
25.20 mi14:20:513:25:078:082:52
8:19
+0:24
Finish
26.22 mi14:28:353:32:518:077:44
7:35
-0:44

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

7:35 /mi

Average Pace

8:07 /mi

Slowest Pace

8:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:44

91% of race

Time at Steady Pace

20:07

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:07 /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 mi11:21:1625:328:1325:32
8:13
#18225
10K
6.21 mi11:46:2050:368:0925:04
8:04
#17585
15K
9.32 mi12:11:131:15:298:0624:53
8:01
#17062
20K
12.43 mi12:36:151:40:318:0525:02
8:03
#16587
Half
13.11 mi12:41:421:45:588:055:27
7:59
#16552
25K
15.53 mi13:01:102:05:268:0419:28
8:02
#16129
30K
18.64 mi13:26:592:31:158:0725:49
8:19
#15616
20M
20.00 mi13:38:292:42:458:0811:30
8:28
#15410
21M
21.00 mi13:47:062:51:228:108:37
8:37
#15100
35K
21.75 mi13:53:012:57:178:095:55
7:55
#14960
23M
23.00 mi14:03:193:07:358:0910:18
8:14
#14704
24M
24.00 mi14:11:133:15:298:097:54
7:54
#14513
40K
24.85 mi14:17:593:22:158:086:46
7:55
#14306
25.2M
25.20 mi14:20:513:25:078:082:52
8:19
#14188
Finish
26.22 mi14:28:353:32:518:077:44
7:35
#13985
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18225116911169116098(Top 57%)10848(Top 67%)10848(Top 862%)
10K6.21 mi3.10 mi17585+64011442+24911442+24916961(Top 60%)11224(Top 70%)11224(Top 892%)
15K9.32 mi3.11 mi17062+52311259+18311259+18316098(Top 57%)10848(Top 67%)10848(Top 862%)
20K12.43 mi3.11 mi16587+47511046+21311046+21315322(Top 54%)10462(Top 65%)10462(Top 831%)
Half13.11 mi0.68 mi16552+3511035+1111035+1115734(Top 55%)10652(Top 66%)10652(Top 846%)
25K15.53 mi2.42 mi16129+42310847+18810847+18814108(Top 50%)9813(Top 61%)9813(Top 779%)
30K18.64 mi3.11 mi15616+51310568+27910568+27913565(Top 48%)9403(Top 58%)9403(Top 747%)
20M20.00 mi1.36 mi15410+20610436+13210436+13213530(Top 48%)9232(Top 57%)9232(Top 733%)
21M21.00 mi1.00 mi15100+31010273+16310273+16311199(Top 39%)7984(Top 50%)7984(Top 634%)
35K21.75 mi0.75 mi14960+14010205+6810205+6811623(Top 41%)8158(Top 51%)8158(Top 648%)
23M23.00 mi1.25 mi14704+25610059+14610059+14611531(Top 41%)8015(Top 50%)8015(Top 637%)
24M24.00 mi1.00 mi14513+1919948+1119948+11110543(Top 37%)7456(Top 46%)7456(Top 592%)
40K24.85 mi0.85 mi14306+2079821+1279821+1279569(Top 34%)6843(Top 42%)6843(Top 544%)
25.2M25.20 mi0.35 mi14188+1189759+629759+627724(Top 27%)5783(Top 36%)5783(Top 459%)
Finish26.22 mi1.02 mi13985+2039634+1259634+1259842(Top 35%)6903(Top 43%)6903(Top 548%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

16098

Males

10848

M60-64

10848

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

16961

Males

11224

M60-64

11224

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

16098

Males

10848

M60-64

10848

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

15322

Males

10462

M60-64

10462

20K→Half

12.4 - 13.1 mi

Top 55%
×2story building
+19ft-37ft

Overall

15734

Males

10652

M60-64

10652

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

14108

Males

9813

M60-64

9813

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

13565

Males

9403

M60-64

9403

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

13530

Males

9232

M60-64

9232

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

11199

Males

7984

M60-64

7984

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

11623

Males

8158

M60-64

8158

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11531

Males

8015

M60-64

8015

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

10543

Males

7456

M60-64

7456

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9569

Males

6843

M60-64

6843

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7724

Males

5783

M60-64

5783

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9842

Males

6903

M60-64

6903

Passing Analysis

Category:
Athletes Passed
4495
Passed By
255
Net Change
+4240
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18225
5K → 10K71070+640#18225#17585
10K → 15K56239+523#17585#17062
15K → 20K50429+475#17062#16587
20K → Half5015+35#16587#16552
Half → 25K43512+423#16552#16129
25K → 30K54229+513#16129#15616
30K → 20M22822+206#15616#15410
20M → 21M3144+310#15410#15100
21M → 35K1488+140#15100#14960
35K → 23M26913+256#14960#14704
23M → 24M1987+191#14704#14513
24M → 40K2092+207#14513#14306
40K → 25.2M1191+118#14306#14188
25.2M → Finish2074+203#14188#13985
TOTALS4495255+4240
📊

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