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BOSTON MARATHON 2025

Dave Dicerbo

Bib: 6475•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 17%
Masters (Masters Men)
#0 / 10463
Top 5%
Division (M45-49)
#0 / 2386
Top 6%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:24
Rank: #4294
Start → 5K
20:24 | 6:34/mi
10K· 6.21 mi
40:28
Rank: #3865 (+429)
5K → 10K
20:04 | 6:28/mi
15K· 9.32 mi
1:00:48
Rank: #3846 (+19)
10K → 15K
20:20 | 6:33/mi
20K· 12.43 mi
1:21:07
Rank: #3692 (+154)
15K → 20K
20:19 | 6:32/mi
Half· 13.11 mi
1:25:26
Rank: #3638 (+54)
20K → Half
4:19 | 6:20/mi
25K· 15.53 mi
1:41:10
Rank: #3461 (+177)
Half → 25K
15:44 | 6:29/mi
30K· 18.64 mi
2:01:37
Rank: #3176 (+285)
25K → 30K
20:27 | 6:35/mi
20M
2:10:47
Rank: #3093 (+83)
30K → 20M
9:10 | 6:45/mi
21M
2:17:52
Rank: #3024 (+69)
20M → 21M
7:05 | 7:05/mi
35K· 21.75 mi
2:22:39
Rank: #2954 (+70)
21M → 35K
4:47 | 6:24/mi
23M
2:31:11
Rank: #2901 (+53)
35K → 23M
8:32 | 6:49/mi
24M
2:37:51
Rank: #2863 (+38)
23M → 24M
6:40 | 6:40/mi
40K· 24.85 mi
2:43:44
Rank: #2845 (+18)
24M → 40K
5:53 | 6:53/mi
25.2M
2:46:24
Rank: #2854 (-9)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
2:53:19
Rank: #2870 (-16)
25.2M → Finish
6:55 | 6:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:26
Pace6:31 /mi
2nd Half
Distance13.11 mi
Time1:27:53
Pace6:42 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:2120:246:3420:24
6:34
-
10K
6.21 mi10:46:2540:286:3120:04
6:28
-0:06
15K
9.32 mi11:06:451:00:486:3120:20
6:33
+0:05
20K
12.43 mi11:27:041:21:076:3220:19
6:32
-0:01
Half
13.11 mi11:31:231:25:266:314:19
6:20
-0:12
25K
15.53 mi11:47:071:41:106:3115:44
6:29
+0:09
30K
18.64 mi12:07:342:01:376:3120:27
6:35
+0:06
20M
20.00 mi12:16:442:10:476:329:10
6:45
+0:10
21M
21.00 mi12:23:492:17:526:347:05
7:05
+0:20
35K
21.75 mi12:28:362:22:396:344:47
6:24
-0:41
23M
23.00 mi12:37:082:31:116:348:32
6:49
+0:25
24M
24.00 mi12:43:482:37:516:356:40
6:40
-0:09
40K
24.85 mi12:49:412:43:446:355:53
6:53
+0:13
25.2M
25.20 mi12:52:212:46:246:362:40
7:44
+0:51
Finish
26.22 mi12:59:162:53:196:376:55
6:47
-0:57

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

6:20 /mi

Average Pace

6:37 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

9:06

5% of race

Time at Steady Pace

2:13:08

77% of race

Time at Slower Pace

31:05

18% of race

Average Pace: 6:37 /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 mi10:26:2120:246:3420:24
6:34
#4294
10K
6.21 mi10:46:2540:286:3120:04
6:28
#3865
15K
9.32 mi11:06:451:00:486:3120:20
6:33
#3846
20K
12.43 mi11:27:041:21:076:3220:19
6:32
#3692
Half
13.11 mi11:31:231:25:266:314:19
6:20
#3638
25K
15.53 mi11:47:071:41:106:3115:44
6:29
#3461
30K
18.64 mi12:07:342:01:376:3120:27
6:35
#3176
20M
20.00 mi12:16:442:10:476:329:10
6:45
#3093
21M
21.00 mi12:23:492:17:526:347:05
7:05
#3024
35K
21.75 mi12:28:362:22:396:344:47
6:24
#2954
23M
23.00 mi12:37:082:31:116:348:32
6:49
#2901
24M
24.00 mi12:43:482:37:516:356:40
6:40
#2863
40K
24.85 mi12:49:412:43:446:355:53
6:53
#2845
25.2M
25.20 mi12:52:212:46:246:362:40
7:44
#2854
Finish
26.22 mi12:59:162:53:196:376:55
6:47
#2870
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4294403540353825(Top 13%)3609(Top 22%)3609(Top 151%)
10K6.21 mi3.10 mi3865+4293655+3803655+3803416(Top 12%)3240(Top 20%)3240(Top 136%)
15K9.32 mi3.11 mi3846+193631+243631+243825(Top 13%)3609(Top 22%)3609(Top 151%)
20K12.43 mi3.11 mi3692+1543488+1433488+1433336(Top 12%)3161(Top 20%)3161(Top 132%)
Half13.11 mi0.68 mi3638+543442+463442+462634(Top 9%)2517(Top 16%)2517(Top 105%)
25K15.53 mi2.42 mi3461+1773282+1603282+1602820(Top 10%)2682(Top 17%)2682(Top 112%)
30K18.64 mi3.11 mi3176+2853017+2653017+2652334(Top 8%)2212(Top 14%)2212(Top 93%)
20M20.00 mi1.36 mi3093+832935+822935+822661(Top 9%)2495(Top 15%)2495(Top 105%)
21M21.00 mi1.00 mi3024+692866+692866+692588(Top 9%)2410(Top 15%)2410(Top 101%)
35K21.75 mi0.75 mi2954+702797+692797+691995(Top 7%)1869(Top 12%)1869(Top 78%)
23M23.00 mi1.25 mi2901+532748+492748+492764(Top 10%)2538(Top 16%)2538(Top 106%)
24M24.00 mi1.00 mi2863+382709+392709+392766(Top 10%)2533(Top 16%)2533(Top 106%)
40K24.85 mi0.85 mi2845+182692+172692+173229(Top 11%)2881(Top 18%)2881(Top 121%)
25.2M25.20 mi0.35 mi2854-92700-82700-84414(Top 16%)3692(Top 23%)3692(Top 155%)
Finish26.22 mi1.02 mi2870-162713-132713-134390(Top 15%)3706(Top 23%)3706(Top 155%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3825

Males

3609

M45-49

3609

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3416

Males

3240

M45-49

3240

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3825

Males

3609

M45-49

3609

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3336

Males

3161

M45-49

3161

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2634

Males

2517

M45-49

2517

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2820

Males

2682

M45-49

2682

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2334

Males

2212

M45-49

2212

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2661

Males

2495

M45-49

2495

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2588

Males

2410

M45-49

2410

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1995

Males

1869

M45-49

1869

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2764

Males

2538

M45-49

2538

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2766

Males

2533

M45-49

2533

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3229

Males

2881

M45-49

2881

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4414

Males

3692

M45-49

3692

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4390

Males

3706

M45-49

3706

Passing Analysis

Category:
Athletes Passed
1758
Passed By
334
Net Change
+1424
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4294
5K → 10K45829+429#4294#3865
10K → 15K10889+19#3865#3846
15K → 20K17824+154#3846#3692
20K → Half562+54#3692#3638
Half → 25K1825+177#3638#3461
25K → 30K2938+285#3461#3176
30K → 20M10017+83#3176#3093
20M → 21M8314+69#3093#3024
21M → 35K766+70#3024#2954
35K → 23M7724+53#2954#2901
23M → 24M6325+38#2901#2863
24M → 40K4527+18#2863#2845
40K → 25.2M1827-9#2845#2854
25.2M → Finish2137-16#2854#2870
TOTALS1758334+1424
📊

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