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BOSTON MARATHON 2025

Riley Peck

Bib: 30428•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:40
Rank: #25255
Start → 5K
30:40 | 9:52/mi
10K· 6.21 mi
1:00:06
Rank: #24663 (+592)
5K → 10K
29:26 | 9:28/mi
15K· 9.32 mi
1:31:22
Rank: #24826 (-163)
10K → 15K
31:16 | 10:04/mi
20K· 12.43 mi
2:02:27
Rank: #24652 (+174)
15K → 20K
31:05 | 10:00/mi
Half· 13.11 mi
2:09:25
Rank: #24681 (-29)
20K → Half
6:58 | 10:13/mi
25K· 15.53 mi
2:35:26
Rank: #24725 (-44)
Half → 25K
26:01 | 10:44/mi
30K· 18.64 mi
3:12:01
Rank: #24868 (-143)
25K → 30K
36:35 | 11:47/mi
20M
3:27:28
Rank: #24829 (+39)
30K → 20M
15:27 | 11:22/mi
21M
3:39:39
Rank: #24779 (+50)
20M → 21M
12:11 | 12:11/mi
35K· 21.75 mi
3:47:46
Rank: #24753 (+26)
21M → 35K
8:07 | 10:51/mi
23M
4:02:29
Rank: #24778 (-25)
35K → 23M
14:43 | 11:45/mi
24M
4:14:17
Rank: #24809 (-31)
23M → 24M
11:48 | 11:48/mi
40K· 24.85 mi
4:25:08
Rank: #24870 (-61)
24M → 40K
10:51 | 12:41/mi
25.2M
4:29:37
Rank: #24885 (-15)
40K → 25.2M
4:29 | 13:00/mi
Finish· 26.22 mi
4:40:52
Rank: #24904 (-19)
25.2M → Finish
11:15 | 11:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:25
Pace9:52 /mi
2nd Half
Distance13.11 mi
Time2:31:27
Pace11:33 /mi
📊Positive Split: 17.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:5330:409:5230:40
9:52
-
10K
6.21 mi12:21:191:00:069:4029:26
9:28
-0:24
15K
9.32 mi12:52:351:31:229:4831:16
10:04
+0:36
20K
12.43 mi13:23:402:02:279:5131:05
10:00
-0:04
Half
13.11 mi13:30:382:09:259:526:58
10:13
+0:13
25K
15.53 mi13:56:392:35:2610:0026:01
10:44
+0:31
30K
18.64 mi14:33:143:12:0110:1836:35
11:47
+1:03
20M
20.00 mi14:48:413:27:2810:2215:27
11:22
-0:25
21M
21.00 mi15:00:523:39:3910:2812:11
12:11
+0:49
35K
21.75 mi15:08:593:47:4610:288:07
10:51
-1:20
23M
23.00 mi15:23:424:02:2910:3314:43
11:45
+0:54
24M
24.00 mi15:35:304:14:1710:3611:48
11:48
+0:03
40K
24.85 mi15:46:214:25:0810:4010:51
12:41
+0:53
25.2M
25.20 mi15:50:504:29:3710:424:29
13:00
+0:19
Finish
26.22 mi16:02:054:40:5210:4311:15
11:02
-1:58

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

9:28 /mi

Average Pace

10:43 /mi

Slowest Pace

13:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:25

46% of race

Time at Steady Pace

1:00:50

22% of race

Time at Slower Pace

1:30:37

32% of race

Average Pace: 10:43 /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 mi11:51:5330:409:5230:40
9:52
#25255
10K
6.21 mi12:21:191:00:069:4029:26
9:28
#24663
15K
9.32 mi12:52:351:31:229:4831:16
10:04
#24826
20K
12.43 mi13:23:402:02:279:5131:05
10:00
#24652
Half
13.11 mi13:30:382:09:259:526:58
10:13
#24681
25K
15.53 mi13:56:392:35:2610:0026:01
10:44
#24725
30K
18.64 mi14:33:143:12:0110:1836:35
11:47
#24868
20M
20.00 mi14:48:413:27:2810:2215:27
11:22
#24829
21M
21.00 mi15:00:523:39:3910:2812:11
12:11
#24779
35K
21.75 mi15:08:593:47:4610:288:07
10:51
#24753
23M
23.00 mi15:23:424:02:2910:3314:43
11:45
#24778
24M
24.00 mi15:35:304:14:1710:3611:48
11:48
#24809
40K
24.85 mi15:46:214:25:0810:4010:51
12:41
#24870
25.2M
25.20 mi15:50:504:29:3710:424:29
13:00
#24885
Finish
26.22 mi16:02:054:40:5210:4311:15
11:02
#24904
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25255103491034925122(Top 88%)10288(Top 84%)10288(Top 188%)
10K6.21 mi3.10 mi24663+59210043+30610043+30624031(Top 85%)9702(Top 79%)9702(Top 177%)
15K9.32 mi3.11 mi24826-16310130-8710130-8725122(Top 88%)10288(Top 84%)10288(Top 188%)
20K12.43 mi3.11 mi24652+17410045+8510045+8524221(Top 85%)9843(Top 80%)9843(Top 180%)
Half13.11 mi0.68 mi24681-2910062-1710062-1725250(Top 89%)10406(Top 85%)10406(Top 190%)
25K15.53 mi2.42 mi24725-4410105-4310105-4324761(Top 87%)10161(Top 83%)10161(Top 186%)
30K18.64 mi3.11 mi24868-14310204-9910204-9925261(Top 89%)10539(Top 86%)10539(Top 193%)
20M20.00 mi1.36 mi24829+3910199+510199+524291(Top 86%)10110(Top 83%)10110(Top 185%)
21M21.00 mi1.00 mi24779+5010181+1810181+1823891(Top 84%)9973(Top 82%)9973(Top 182%)
35K21.75 mi0.75 mi24753+2610174+710174+723891(Top 84%)9994(Top 82%)9994(Top 183%)
23M23.00 mi1.25 mi24778-2510206-3210206-3224667(Top 87%)10431(Top 85%)10431(Top 191%)
24M24.00 mi1.00 mi24809-3110240-3410240-3425391(Top 89%)10821(Top 88%)10821(Top 198%)
40K24.85 mi0.85 mi24870-6110283-4310283-4325898(Top 91%)11094(Top 91%)11094(Top 203%)
25.2M25.20 mi0.35 mi24885-1510297-1410297-1424997(Top 88%)10683(Top 87%)10683(Top 195%)
Finish26.22 mi1.02 mi24904-1910314-1710314-1725425(Top 90%)10868(Top 89%)10868(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

25122

Females

10288

F18-39

10288

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

24031

Females

9702

F18-39

9702

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

25122

Females

10288

F18-39

10288

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

24221

Females

9843

F18-39

9843

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

25250

Females

10406

F18-39

10406

Half→25K

13.1 - 15.5 mi

Top 87%
×4stories
+66ft-88ft

Overall

24761

Females

10161

F18-39

10161

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

25261

Females

10539

F18-39

10539

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

24291

Females

10110

F18-39

10110

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

23891

Females

9973

F18-39

9973

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

23891

Females

9994

F18-39

9994

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

24667

Females

10431

F18-39

10431

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

25391

Females

10821

F18-39

10821

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

25898

Females

11094

F18-39

11094

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

24997

Females

10683

F18-39

10683

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

25425

Females

10868

F18-39

10868

Passing Analysis

Category:
Athletes Passed
1445
Passed By
1094
Net Change
+351
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25255
5K → 10K62533+592#25255#24663
10K → 15K84247-163#24663#24826
15K → 20K23056+174#24826#24652
20K → Half1948-29#24652#24681
Half → 25K83127-44#24681#24725
25K → 30K91234-143#24725#24868
30K → 20M7031+39#24868#24829
20M → 21M7727+50#24829#24779
21M → 35K4014+26#24779#24753
35K → 23M3964-25#24753#24778
23M → 24M3465-31#24778#24809
24M → 40K1980-61#24809#24870
40K → 25.2M823-15#24870#24885
25.2M → Finish2645-19#24885#24904
TOTALS14451094+351
📊

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