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BOSTON MARATHON 2025

William Sinnott

Bib: 30312•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
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
10:18/mi
32:00
↑ 97↓ 3451.5%
10K· 6.21 mi
10:31/mi
1:04:39
↑ 79↓ 1380.4%
15K· 9.32 mi
11:07/mi
1:39:10
↑ 67↓ 78
20K· 12.43 mi
10:54/mi
2:13:02
↑ 106↓ 860.1%
Half· 13.11 mi
10:29/mi
2:20:11
↑ 19↓ 370.5%
25K· 15.53 mi
11:03/mi
2:46:59
↑ 66↓ 880.2%
30K· 18.64 mi
11:53/mi
3:23:54
↑ 181↓ 1480.2%
20M
12:16/mi
3:40:34
↑ 64↓ 500.2%
21M
13:04/mi
3:53:38
↑ 106↓ 241.6%
35K· 21.75 mi
12:12/mi
4:02:46
↑ 17↓ 861.7%
23M
12:40/mi
4:18:37
↑ 23↓ 630.6%
24M
12:22/mi
4:30:59
↓ 821.3%
40K· 24.85 mi
12:43/mi
4:41:51
↓ 200.3%
25.2M
13:55/mi
4:46:39
↑ 13↓ 160.2%
Finish· 26.22 mi
11:52/mi
4:58:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:11
Pace10:42 /mi
2nd Half
Distance13.11 mi
Time2:38:34
Pace12:06 /mi
📊Positive Split: 13.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:2232:0010:1832:00
10:18
-
10K
6.21 mi12:26:011:04:3910:2432:39
10:31
+0:13
15K
9.32 mi13:00:321:39:1010:3834:31
11:07
+0:36
20K
12.43 mi13:34:242:13:0210:4233:52
10:54
-0:13
Half
13.11 mi13:41:332:20:1110:427:09
10:29
-0:25
25K
15.53 mi14:08:212:46:5910:4526:48
11:03
+0:34
30K
18.64 mi14:45:163:23:5410:5636:55
11:53
+0:50
20M
20.00 mi15:01:563:40:3411:0216:40
12:16
+0:23
21M
21.00 mi15:15:003:53:3811:0813:04
13:04
+0:48
35K
21.75 mi15:24:084:02:4611:109:08
12:12
-0:52
23M
23.00 mi15:39:594:18:3711:1515:51
12:40
+0:28
24M
24.00 mi15:52:214:30:5911:1712:22
12:22
-0:18
40K
24.85 mi16:03:134:41:5111:2010:52
12:43
+0:21
25.2M
25.20 mi16:08:014:46:3911:234:48
13:55
+1:12
Finish
26.22 mi16:20:074:58:4511:2412:06
11:52
-2:03

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

10:18 /mi

Average Pace

11:24 /mi

Slowest Pace

13:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:59

56% of race

Time at Steady Pace

1:27:11

29% of race

Time at Slower Pace

44:35

15% of race

Average Pace: 11:24 /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 mi11:53:2232:0010:1832:00
10:18
#26301
10K
6.21 mi12:26:011:04:3910:2432:39
10:31
#26296
15K
9.32 mi13:00:321:39:1010:3834:31
11:07
#26522
20K
12.43 mi13:34:242:13:0210:4233:52
10:54
#26328
Half
13.11 mi13:41:332:20:1110:427:09
10:29
#26304
25K
15.53 mi14:08:212:46:5910:4526:48
11:03
#26119
30K
18.64 mi14:45:163:23:5410:5636:55
11:53
#25961
20M
20.00 mi15:01:563:40:3411:0216:40
12:16
#25954
21M
21.00 mi15:15:003:53:3811:0813:04
13:04
#25927
35K
21.75 mi15:24:084:02:4611:109:08
12:12
#25936
23M
23.00 mi15:39:594:18:3711:1515:51
12:40
#25962
24M
24.00 mi15:52:214:30:5911:1712:22
12:22
#25990
40K
24.85 mi16:03:134:41:5111:2010:52
12:43
#26005
25.2M
25.20 mi16:08:014:46:3911:234:48
13:55
#26025
Finish
26.22 mi16:20:074:58:4511:2412:06
11:52
#26074
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi26301153111531126816(Top 94%)15486(Top 96%)15486(Top 2423%)
10K6.21 mi3.10 mi26296+515299+1215299+1226278(Top 93%)15262(Top 95%)15262(Top 2388%)
15K9.32 mi3.11 mi26522-22615389-9015389-9026816(Top 94%)15486(Top 96%)15486(Top 2423%)
20K12.43 mi3.11 mi26328+19415298+9115298+9125852(Top 91%)15059(Top 94%)15059(Top 2357%)
Half13.11 mi0.68 mi26304+2415289+915289+925770(Top 91%)15005(Top 93%)15005(Top 2348%)
25K15.53 mi2.42 mi26119+18515198+9115198+9125283(Top 89%)14763(Top 92%)14763(Top 2310%)
30K18.64 mi3.11 mi25961+15815092+10615092+10625426(Top 90%)14732(Top 91%)14732(Top 2305%)
20M20.00 mi1.36 mi25954+715079+1315079+1325622(Top 90%)14747(Top 92%)14747(Top 2308%)
21M21.00 mi1.00 mi25927+2715057+2215057+2225131(Top 88%)14440(Top 90%)14440(Top 2260%)
35K21.75 mi0.75 mi25936-915053+415053+426147(Top 92%)14913(Top 93%)14913(Top 2334%)
23M23.00 mi1.25 mi25962-2615054-115054-125998(Top 92%)14840(Top 92%)14840(Top 2322%)
24M24.00 mi1.00 mi25990-2815061-715061-726153(Top 92%)14886(Top 92%)14886(Top 2330%)
40K24.85 mi0.85 mi26005-1515062-115062-125951(Top 91%)14764(Top 92%)14764(Top 2310%)
25.2M25.20 mi0.35 mi26025-2015066-415066-426210(Top 92%)14849(Top 92%)14849(Top 2324%)
Finish26.22 mi1.02 mi26074-4915082-1615082-1626651(Top 94%)15130(Top 94%)15130(Top 2368%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21story building
+97ft-345ft

Overall

26816

Males

15486

M65-69

15486

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

26278

Males

15262

M65-69

15262

10K→15K

6.2 - 9.3 mi

Top 94%
×3story building
+67ft-78ft

Overall

26816

Males

15486

M65-69

15486

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

25852

Males

15059

M65-69

15059

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

25770

Males

15005

M65-69

15005

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

25283

Males

14763

M65-69

14763

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

25426

Males

14732

M65-69

14732

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

25622

Males

14747

M65-69

14747

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

25131

Males

14440

M65-69

14440

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

26147

Males

14913

M65-69

14913

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

25998

Males

14840

M65-69

14840

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

26153

Males

14886

M65-69

14886

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

25951

Males

14764

M65-69

14764

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

26210

Males

14849

M65-69

14849

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2story building
+22ft-21ft

Overall

26651

Males

15130

M65-69

15130

Passing Analysis

Category:
Athletes Passed
1098
Passed By
871
Net Change
+227
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26301
5K → 10K170165+5#26301#26296
10K → 15K58284-226#26296#26522
15K → 20K23339+194#26522#26328
20K → Half328+24#26328#26304
Half → 25K19813+185#26304#26119
25K → 30K19638+158#26119#25961
30K → 20M5851+7#25961#25954
20M → 21M4922+27#25954#25927
21M → 35K2736-9#25927#25936
35K → 23M2652-26#25936#25962
23M → 24M1947-28#25962#25990
24M → 40K2035-15#25990#26005
40K → 25.2M424-20#26005#26025
25.2M → Finish857-49#26025#26074
TOTALS1098871+227
📊

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