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BOSTON MARATHON 2025

Adam Chettle

Bib: 32547•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:16
Rank: #25739
Start → 5K
10:04/mi
31:16 split
10K· 6.21 mi
1:02:45
Rank: #25648 (+91)
5K → 10K
10:08/mi
31:29 split
15K· 9.32 mi
1:35:12
Rank: #25745 (-97)
10K → 15K
10:27/mi
32:27 split
20K· 12.43 mi
2:09:20
Rank: #25803 (-58)
15K → 20K
10:59/mi
34:08 split
Half· 13.11 mi
2:16:17
Rank: #25782 (+21)
20K → Half
10:11/mi
6:57 split
25K· 15.53 mi
2:43:38
Rank: #25745 (+37)
Half → 25K
11:17/mi
27:21 split
30K· 18.64 mi
3:20:49
Rank: #25722 (+23)
25K → 30K
11:58/mi
37:11 split
20M
3:37:15
Rank: #25685 (+37)
30K → 20M
12:06/mi
16:26 split
21M
3:50:32
Rank: #25685
20M → 21M
13:17/mi
13:17 split
35K· 21.75 mi
3:58:17
Rank: #25600 (+85)
21M → 35K
10:22/mi
7:45 split
23M
4:13:04
Rank: #25584 (+16)
35K → 23M
11:48/mi
14:47 split
24M
4:24:44
Rank: #25577 (+7)
23M → 24M
11:40/mi
11:40 split
40K· 24.85 mi
4:35:11
Rank: #25586 (-9)
24M → 40K
12:13/mi
10:27 split
25.2M
4:39:50
Rank: #25584 (+2)
40K → 25.2M
13:29/mi
4:39 split
Finish· 26.22 mi
4:51:40
Rank: #25631 (-47)
25.2M → Finish
11:37/mi
11:50 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:17
Pace10:24 /mi
2nd Half
Distance13.11 mi
Time2:35:23
Pace11:51 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:41:0831:1610:0431:16
10:04
-
10K
6.21 mi11:12:371:02:4510:0631:29
10:08
+0:04
15K
9.32 mi11:45:041:35:1210:1332:27
10:27
+0:19
20K
12.43 mi12:19:122:09:2010:2434:08
10:59
+0:32
Half
13.11 mi12:26:092:16:1710:246:57
10:11
-0:48
25K
15.53 mi12:53:302:43:3810:3227:21
11:17
+1:06
30K
18.64 mi13:30:413:20:4910:4637:11
11:58
+0:41
20M
20.00 mi13:47:073:37:1510:5216:26
12:06
+0:08
21M
21.00 mi14:00:243:50:3210:5913:17
13:17
+1:11
35K
21.75 mi14:08:093:58:1710:577:45
10:22
-2:55
23M
23.00 mi14:22:564:13:0411:0014:47
11:48
+1:26
24M
24.00 mi14:34:364:24:4411:0211:40
11:40
-0:08
40K
24.85 mi14:45:034:35:1111:0410:27
12:13
+0:33
25.2M
25.20 mi14:49:424:39:5011:064:39
13:29
+1:16
Finish
26.22 mi15:01:324:51:4011:0811:50
11:37
-1:52

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

10:04 /mi

Average Pace

11:08 /mi

Slowest Pace

13:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:02

49% of race

Time at Steady Pace

1:59:15

41% of race

Time at Slower Pace

28:23

10% of race

Average Pace: 11:07 /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 mi10:41:0831:1610:0431:16
10:04
#25739
10K
6.21 mi11:12:371:02:4510:0631:29
10:08
#25648
15K
9.32 mi11:45:041:35:1210:1332:27
10:27
#25745
20K
12.43 mi12:19:122:09:2010:2434:08
10:59
#25803
Half
13.11 mi12:26:092:16:1710:246:57
10:11
#25782
25K
15.53 mi12:53:302:43:3810:3227:21
11:17
#25745
30K
18.64 mi13:30:413:20:4910:4637:11
11:58
#25722
20M
20.00 mi13:47:073:37:1510:5216:26
12:06
#25685
21M
21.00 mi14:00:243:50:3210:5913:17
13:17
#25685
35K
21.75 mi14:08:093:58:1710:577:45
10:22
#25600
23M
23.00 mi14:22:564:13:0411:0014:47
11:48
#25584
24M
24.00 mi14:34:364:24:4411:0211:40
11:40
#25577
40K
24.85 mi14:45:034:35:1111:0410:27
12:13
#25586
25.2M
25.20 mi14:49:424:39:5011:064:39
13:29
#25584
Finish
26.22 mi15:01:324:51:4011:0811:50
11:37
#25631
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi25739150631506325834(Top 91%)15075(Top 94%)15075(Top 632%)
10K6.21 mi3.10 mi25648+9115004+5915004+5925590(Top 90%)14951(Top 93%)14951(Top 627%)
15K9.32 mi3.11 mi25745-9715043-3915043-3925834(Top 91%)15075(Top 94%)15075(Top 632%)
20K12.43 mi3.11 mi25803-5815063-2015063-2025975(Top 91%)15110(Top 94%)15110(Top 633%)
Half13.11 mi0.68 mi25782+2115057+615057+625228(Top 89%)14771(Top 92%)14771(Top 619%)
25K15.53 mi2.42 mi25745+3715019+3815019+3825587(Top 90%)14896(Top 92%)14896(Top 624%)
30K18.64 mi3.11 mi25722+2314975+4414975+4425550(Top 90%)14783(Top 92%)14783(Top 620%)
20M20.00 mi1.36 mi25685+3714946+2914946+2925396(Top 89%)14633(Top 91%)14633(Top 613%)
21M21.00 mi1.00 mi2568514935+1114935+1125416(Top 89%)14580(Top 91%)14580(Top 611%)
35K21.75 mi0.75 mi25600+8514890+4514890+4522847(Top 80%)13328(Top 83%)13328(Top 559%)
23M23.00 mi1.25 mi25584+1614872+1814872+1824784(Top 87%)14234(Top 88%)14234(Top 597%)
24M24.00 mi1.00 mi25577+714856+1614856+1625188(Top 89%)14402(Top 89%)14402(Top 604%)
40K24.85 mi0.85 mi25586-914845+1114845+1125276(Top 89%)14406(Top 89%)14406(Top 604%)
25.2M25.20 mi0.35 mi25584+214838+714838+725658(Top 90%)14572(Top 90%)14572(Top 611%)
Finish26.22 mi1.02 mi25631-4714853-1514853-1526302(Top 93%)14934(Top 93%)14934(Top 626%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

25834

Males

15075

M45-49

15075

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

25590

Males

14951

M45-49

14951

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

25834

Males

15075

M45-49

15075

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

25975

Males

15110

M45-49

15110

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

25228

Males

14771

M45-49

14771

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

25587

Males

14896

M45-49

14896

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

25550

Males

14783

M45-49

14783

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

25396

Males

14633

M45-49

14633

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25416

Males

14580

M45-49

14580

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

22847

Males

13328

M45-49

13328

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

24784

Males

14234

M45-49

14234

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

25188

Males

14402

M45-49

14402

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25276

Males

14406

M45-49

14406

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25658

Males

14572

M45-49

14572

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2story building
+22ft-21ft

Overall

26302

Males

14934

M45-49

14934

Passing Analysis

Category:
Athletes Passed
1082
Passed By
974
Net Change
+108
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25739
5K → 10K241150+91#25739#25648
10K → 15K97194-97#25648#25745
15K → 20K107165-58#25745#25803
20K → Half3615+21#25803#25782
Half → 25K11780+37#25782#25745
25K → 30K126103+23#25745#25722
30K → 20M6730+37#25722#25685
20M → 21M43430#25685#25685
21M → 35K872+85#25685#25600
35K → 23M5337+16#25600#25584
23M → 24M4033+7#25584#25577
24M → 40K3443-9#25577#25586
40K → 25.2M1715+2#25586#25584
25.2M → Finish1764-47#25584#25631
TOTALS1082974+108
📊

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