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BOSTON MARATHON 2025

Peter Segreve

Bib: 29695•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
9:25/mi
29:14
↑ 97↓ 3451.5%
10K· 6.21 mi
8:53/mi
56:50
↑ 79↓ 1380.4%
15K· 9.32 mi
8:34/mi
1:23:27
↑ 67↓ 78
20K· 12.43 mi
8:47/mi
1:50:45
↑ 106↓ 860.1%
Half· 13.11 mi
8:12/mi
1:56:21
↑ 19↓ 370.5%
25K· 15.53 mi
8:50/mi
2:17:45
↑ 66↓ 880.2%
30K· 18.64 mi
9:19/mi
2:46:43
↑ 181↓ 1480.2%
20M
9:24/mi
2:59:30
↑ 64↓ 500.2%
21M
10:14/mi
3:09:44
↑ 106↓ 241.6%
35K· 21.75 mi
9:23/mi
3:16:45
↑ 17↓ 861.7%
23M
9:58/mi
3:29:14
↑ 23↓ 630.6%
24M
10:26/mi
3:39:40
↓ 821.3%
40K· 24.85 mi
10:02/mi
3:48:15
↓ 200.3%
25.2M
9:52/mi
3:51:39
↑ 13↓ 160.2%
Finish· 26.22 mi
8:55/mi
4:00:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:21
Pace8:53 /mi
2nd Half
Distance13.11 mi
Time2:04:23
Pace9:29 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3629:149:2529:14
9:25
-
10K
6.21 mi12:16:1256:509:0927:36
8:53
-0:32
15K
9.32 mi12:42:491:23:278:5726:37
8:34
-0:19
20K
12.43 mi13:10:071:50:458:5527:18
8:47
+0:13
Half
13.11 mi13:15:431:56:218:535:36
8:12
-0:35
25K
15.53 mi13:37:072:17:458:5221:24
8:50
+0:38
30K
18.64 mi14:06:052:46:438:5728:58
9:19
+0:29
20M
20.00 mi14:18:522:59:308:5812:47
9:24
+0:05
21M
21.00 mi14:29:063:09:449:0210:14
10:14
+0:50
35K
21.75 mi14:36:073:16:459:037:01
9:23
-0:51
23M
23.00 mi14:48:363:29:149:0612:29
9:58
+0:35
24M
24.00 mi14:59:023:39:409:0910:26
10:26
+0:28
40K
24.85 mi15:07:373:48:159:118:35
10:02
-0:24
25.2M
25.20 mi15:11:013:51:399:123:24
9:52
-0:10
Finish
26.22 mi15:20:064:00:449:119:05
8:55
-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

8:12 /mi

Average Pace

9:11 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:36

49% of race

Time at Steady Pace

1:18:00

32% of race

Time at Slower Pace

45:08

19% of race

Average Pace: 9:11 /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 mi11:48:3629:149:2529:14
9:25
#23942
10K
6.21 mi12:16:1256:509:0927:36
8:53
#23003
15K
9.32 mi12:42:491:23:278:5726:37
8:34
#22085
20K
12.43 mi13:10:071:50:458:5527:18
8:47
#21506
Half
13.11 mi13:15:431:56:218:535:36
8:12
#21304
25K
15.53 mi13:37:072:17:458:5221:24
8:50
#20940
30K
18.64 mi14:06:052:46:438:5728:58
9:19
#20588
20M
20.00 mi14:18:522:59:308:5812:47
9:24
#20441
21M
21.00 mi14:29:063:09:449:0210:14
10:14
#20363
35K
21.75 mi14:36:073:16:459:037:01
9:23
#20327
23M
23.00 mi14:48:363:29:149:0612:29
9:58
#20364
24M
24.00 mi14:59:023:39:409:0910:26
10:26
#20518
40K
24.85 mi15:07:373:48:159:118:35
10:02
#20550
25.2M
25.20 mi15:11:013:51:399:123:24
9:52
#20502
Finish
26.22 mi15:20:064:00:449:119:05
8:55
#20460
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23942142081420819735(Top 69%)12388(Top 77%)12388(Top 220%)
10K6.21 mi3.10 mi23003+93913787+42113787+42121825(Top 77%)13267(Top 82%)13267(Top 235%)
15K9.32 mi3.11 mi22085+91813378+40913378+40919735(Top 69%)12388(Top 77%)12388(Top 220%)
20K12.43 mi3.11 mi21506+57913128+25013128+25019871(Top 70%)12404(Top 77%)12404(Top 220%)
Half13.11 mi0.68 mi21304+20213043+8513043+8517318(Top 61%)11345(Top 70%)11345(Top 201%)
25K15.53 mi2.42 mi20940+36412877+16612877+16619060(Top 67%)12003(Top 75%)12003(Top 213%)
30K18.64 mi3.11 mi20588+35212670+20712670+20719216(Top 68%)11931(Top 74%)11931(Top 211%)
20M20.00 mi1.36 mi20441+14712581+8912581+8918774(Top 66%)11581(Top 72%)11581(Top 205%)
21M21.00 mi1.00 mi20363+7812529+5212529+5219127(Top 67%)11683(Top 73%)11683(Top 207%)
35K21.75 mi0.75 mi20327+3612499+3012499+3019869(Top 70%)11910(Top 74%)11910(Top 211%)
23M23.00 mi1.25 mi20364-3712491+812491+820381(Top 72%)12096(Top 75%)12096(Top 214%)
24M24.00 mi1.00 mi20518-15412551-6012551-6022617(Top 80%)13116(Top 81%)13116(Top 232%)
40K24.85 mi0.85 mi20550-3212545+612545+620561(Top 72%)12072(Top 75%)12072(Top 214%)
25.2M25.20 mi0.35 mi20502+4812518+2712518+2716377(Top 58%)10087(Top 63%)10087(Top 179%)
Finish26.22 mi1.02 mi20460+4212483+3512483+3518592(Top 65%)11172(Top 69%)11172(Top 198%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

19735

Males

12388

M18-39

12388

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

21825

Males

13267

M18-39

13267

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

19735

Males

12388

M18-39

12388

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

19871

Males

12404

M18-39

12404

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

17318

Males

11345

M18-39

11345

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

19060

Males

12003

M18-39

12003

25K→30K

15.5 - 18.6 mi

Top 68%
×9story building
+181ft-148ft

Overall

19216

Males

11931

M18-39

11931

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

18774

Males

11581

M18-39

11581

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

19127

Males

11683

M18-39

11683

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

19869

Males

11910

M18-39

11910

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

20381

Males

12096

M18-39

12096

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

22617

Males

13116

M18-39

13116

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20561

Males

12072

M18-39

12072

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16377

Males

10087

M18-39

10087

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

18592

Males

11172

M18-39

11172

Passing Analysis

Category:
Athletes Passed
4116
Passed By
634
Net Change
+3482
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23942
5K → 10K96324+939#23942#23003
10K → 15K9202+918#23003#22085
15K → 20K59112+579#22085#21506
20K → Half2020+202#21506#21304
Half → 25K3717+364#21304#20940
25K → 30K41664+352#20940#20588
30K → 20M17831+147#20588#20441
20M → 21M12244+78#20441#20363
21M → 35K7236+36#20363#20327
35K → 23M79116-37#20327#20364
23M → 24M21175-154#20364#20518
24M → 40K4880-32#20518#20550
40K → 25.2M568+48#20550#20502
25.2M → Finish7735+42#20502#20460
TOTALS4116634+3482
📊

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