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BOSTON MARATHON 2025

Adam Marsh

Bib: 24562•X

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Other)
#0 / 71
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:18
Rank: #22871
Start → 5K
28:18 | 9:07/mi
10K· 6.21 mi
56:40
Rank: #22886 (-15)
5K → 10K
28:22 | 9:08/mi
15K· 9.32 mi
1:25:06
Rank: #22836 (+50)
10K → 15K
28:26 | 9:09/mi
20K· 12.43 mi
1:54:18
Rank: #22777 (+59)
15K → 20K
29:12 | 9:24/mi
Half· 13.11 mi
2:00:34
Rank: #22764 (+13)
20K → Half
6:16 | 9:11/mi
25K· 15.53 mi
2:23:41
Rank: #22608 (+156)
Half → 25K
23:07 | 9:32/mi
30K· 18.64 mi
2:55:04
Rank: #22459 (+149)
25K → 30K
31:23 | 10:06/mi
20M
3:08:56
Rank: #22397 (+62)
30K → 20M
13:52 | 10:12/mi
21M
3:19:29
Rank: #22249 (+148)
20M → 21M
10:33 | 10:33/mi
35K· 21.75 mi
3:26:26
Rank: #22151 (+98)
21M → 35K
6:57 | 9:17/mi
23M
3:39:08
Rank: #22052 (+99)
35K → 23M
12:42 | 10:09/mi
24M
3:49:34
Rank: #22077 (-25)
23M → 24M
10:26 | 10:26/mi
40K· 24.85 mi
3:58:32
Rank: #22063 (+14)
24M → 40K
8:58 | 10:29/mi
25.2M
4:02:25
Rank: #22044 (+19)
40K → 25.2M
3:53 | 11:16/mi
Finish· 26.22 mi
4:12:31
Rank: #22060 (-16)
25.2M → Finish
10:06 | 9:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:34
Pace9:12 /mi
2nd Half
Distance13.11 mi
Time2:11:57
Pace10:04 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:2028:189:0728:18
9:07
-
10K
6.21 mi11:56:4256:409:0728:22
9:08
+0:01
15K
9.32 mi12:25:081:25:069:0828:26
9:09
+0:01
20K
12.43 mi12:54:201:54:189:1229:12
9:24
+0:15
Half
13.11 mi13:00:362:00:349:126:16
9:11
-0:13
25K
15.53 mi13:23:432:23:419:1523:07
9:32
+0:21
30K
18.64 mi13:55:062:55:049:2331:23
10:06
+0:34
20M
20.00 mi14:08:583:08:569:2713:52
10:12
+0:06
21M
21.00 mi14:19:313:19:299:3010:33
10:33
+0:21
35K
21.75 mi14:26:283:26:269:306:57
9:17
-1:16
23M
23.00 mi14:39:103:39:089:3212:42
10:09
+0:52
24M
24.00 mi14:49:363:49:349:3410:26
10:26
+0:17
40K
24.85 mi14:58:343:58:329:368:58
10:29
+0:03
25.2M
25.20 mi15:02:274:02:259:373:53
11:16
+0:47
Finish
26.22 mi15:12:334:12:319:3810:06
9:55
-1:21

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

9:07 /mi

Average Pace

9:38 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:38

60% of race

Time at Steady Pace

1:08:03

27% of race

Time at Slower Pace

33:50

13% of race

Average Pace: 9:38 /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 mi11:28:2028:189:0728:18
9:07
#22871
10K
6.21 mi11:56:4256:409:0728:22
9:08
#22886
15K
9.32 mi12:25:081:25:069:0828:26
9:09
#22836
20K
12.43 mi12:54:201:54:189:1229:12
9:24
#22777
Half
13.11 mi13:00:362:00:349:126:16
9:11
#22764
25K
15.53 mi13:23:432:23:419:1523:07
9:32
#22608
30K
18.64 mi13:55:062:55:049:2331:23
10:06
#22459
20M
20.00 mi14:08:583:08:569:2713:52
10:12
#22397
21M
21.00 mi14:19:313:19:299:3010:33
10:33
#22249
35K
21.75 mi14:26:283:26:269:306:57
9:17
#22151
23M
23.00 mi14:39:103:39:089:3212:42
10:09
#22052
24M
24.00 mi14:49:363:49:349:3410:26
10:26
#22077
40K
24.85 mi14:58:343:58:329:368:58
10:29
#22063
25.2M
25.20 mi15:02:274:02:259:373:53
11:16
#22044
Finish
26.22 mi15:12:334:12:319:3810:06
9:55
#22060
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXAge DivSeg. OverallSeg. XSeg. Age Div
5K3.11 mi3.11 mi22871636322657(Top 80%)62(Top 87%)62
10K6.21 mi3.10 mi22886-15636322922(Top 81%)62(Top 87%)62
15K9.32 mi3.11 mi22836+50636322657(Top 80%)62(Top 87%)62
20K12.43 mi3.11 mi22777+5962+162+122572(Top 79%)60(Top 85%)60
Half13.11 mi0.68 mi22764+13626222503(Top 79%)61(Top 86%)61
25K15.53 mi2.42 mi22608+15661+161+121963(Top 77%)59(Top 83%)59
30K18.64 mi3.11 mi22459+149616121899(Top 77%)60(Top 85%)60
20M20.00 mi1.36 mi22397+62616121571(Top 76%)57(Top 80%)57
21M21.00 mi1.00 mi22249+148616120144(Top 71%)54(Top 76%)54
35K21.75 mi0.75 mi22151+98616119500(Top 69%)50(Top 70%)50
23M23.00 mi1.25 mi22052+9960+160+120919(Top 74%)53(Top 75%)53
24M24.00 mi1.00 mi22077-2559+159+122606(Top 80%)57(Top 80%)57
40K24.85 mi0.85 mi22063+1458+158+121867(Top 77%)54(Top 76%)54
25.2M25.20 mi0.35 mi22044+19585821342(Top 75%)56(Top 79%)56
Finish26.22 mi1.02 mi22060-16585822632(Top 80%)57(Top 80%)57

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

22657

X

62

Age Div

62

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

22922

X

62

Age Div

62

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

22657

X

62

Age Div

62

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

22572

X

60

Age Div

60

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

22503

X

61

Age Div

61

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21963

X

59

Age Div

59

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

21899

X

60

Age Div

60

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

21571

X

57

Age Div

57

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20144

X

54

Age Div

54

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

19500

X

50

Age Div

50

35K→23M

21.8 - 23.0 mi

Top 74%
×5stories
+23ft-63ft

Overall

20919

X

53

Age Div

53

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

22606

X

57

Age Div

57

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21867

X

54

Age Div

54

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21342

X

56

Age Div

56

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

22632

X

57

Age Div

57

Passing Analysis

Category:
Athletes Passed
1826
Passed By
1015
Net Change
+811
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22871
5K → 10K225240-15#22871#22886
10K → 15K198148+50#22886#22836
15K → 20K216157+59#22836#22777
20K → Half3623+13#22777#22764
Half → 25K22064+156#22764#22608
25K → 30K255106+149#22608#22459
30K → 20M10139+62#22459#22397
20M → 21M16517+148#22397#22249
21M → 35K1057+98#22249#22151
35K → 23M12930+99#22151#22052
23M → 24M4166-25#22052#22077
24M → 40K5642+14#22077#22063
40K → 25.2M3819+19#22063#22044
25.2M → Finish4157-16#22044#22060
TOTALS18261015+811
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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