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BOSTON MARATHON 2025

Leah Charpentier

Bib: 27007•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:42
Rank: #26813
Start → 5K
32:42 | 10:32/mi
10K· 6.21 mi
1:04:45
Rank: #26330 (+483)
5K → 10K
32:03 | 10:19/mi
15K· 9.32 mi
1:36:41
Rank: #26037 (+293)
10K → 15K
31:56 | 10:17/mi
20K· 12.43 mi
2:08:40
Rank: #25695 (+342)
15K → 20K
31:59 | 10:18/mi
Half· 13.11 mi
2:15:50
Rank: #25707 (-12)
20K → Half
7:10 | 10:30/mi
25K· 15.53 mi
2:41:34
Rank: #25515 (+192)
Half → 25K
25:44 | 10:37/mi
30K· 18.64 mi
3:15:50
Rank: #25247 (+268)
25K → 30K
34:16 | 11:02/mi
20M
3:30:32
Rank: #25118 (+129)
30K → 20M
14:42 | 10:49/mi
21M
3:42:39
Rank: #25052 (+66)
20M → 21M
12:07 | 12:07/mi
35K· 21.75 mi
3:50:39
Rank: #25026 (+26)
21M → 35K
8:00 | 10:42/mi
23M
4:04:36
Rank: #24949 (+77)
35K → 23M
13:57 | 11:08/mi
24M
4:15:38
Rank: #24918 (+31)
23M → 24M
11:02 | 11:02/mi
40K· 24.85 mi
4:24:59
Rank: #24858 (+60)
24M → 40K
9:21 | 10:56/mi
25.2M
4:29:30
Rank: #24877 (-19)
40K → 25.2M
4:31 | 13:06/mi
Finish· 26.22 mi
4:40:35
Rank: #24887 (-10)
25.2M → Finish
11:05 | 10:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:50
Pace10:22 /mi
2nd Half
Distance13.11 mi
Time2:24:45
Pace11:03 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:3532:4210:3232:42
10:32
-
10K
6.21 mi12:21:381:04:4510:2532:03
10:19
-0:13
15K
9.32 mi12:53:341:36:4110:2231:56
10:17
-0:02
20K
12.43 mi13:25:332:08:4010:2131:59
10:18
+0:01
Half
13.11 mi13:32:432:15:5010:227:10
10:30
+0:12
25K
15.53 mi13:58:272:41:3410:2425:44
10:37
+0:07
30K
18.64 mi14:32:433:15:5010:3034:16
11:02
+0:25
20M
20.00 mi14:47:253:30:3210:3214:42
10:49
-0:13
21M
21.00 mi14:59:323:42:3910:3612:07
12:07
+1:18
35K
21.75 mi15:07:323:50:3910:368:00
10:42
-1:25
23M
23.00 mi15:21:294:04:3610:3813:57
11:08
+0:26
24M
24.00 mi15:32:314:15:3810:3911:02
11:02
-0:06
40K
24.85 mi15:41:524:24:5910:409:21
10:56
-0:06
25.2M
25.20 mi15:46:234:29:3010:424:31
13:06
+2:10
Finish
26.22 mi15:57:284:40:3510:4311:05
10:53
-2:13

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

10:17 /mi

Average Pace

10:43 /mi

Slowest Pace

13:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:58

34% of race

Time at Steady Pace

2:47:59

60% of race

Time at Slower Pace

16:38

6% of race

Average Pace: 10:42 /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 mi11:49:3532:4210:3232:42
10:32
#26813
10K
6.21 mi12:21:381:04:4510:2532:03
10:19
#26330
15K
9.32 mi12:53:341:36:4110:2231:56
10:17
#26037
20K
12.43 mi13:25:332:08:4010:2131:59
10:18
#25695
Half
13.11 mi13:32:432:15:5010:227:10
10:30
#25707
25K
15.53 mi13:58:272:41:3410:2425:44
10:37
#25515
30K
18.64 mi14:32:433:15:5010:3034:16
11:02
#25247
20M
20.00 mi14:47:253:30:3210:3214:42
10:49
#25118
21M
21.00 mi14:59:323:42:3910:3612:07
12:07
#25052
35K
21.75 mi15:07:323:50:3910:368:00
10:42
#25026
23M
23.00 mi15:21:294:04:3610:3813:57
11:08
#24949
24M
24.00 mi15:32:314:15:3810:3911:02
11:02
#24918
40K
24.85 mi15:41:524:24:5910:409:21
10:56
#24858
25.2M
25.20 mi15:46:234:29:3010:424:31
13:06
#24877
Finish
26.22 mi15:57:284:40:3510:4311:05
10:53
#24887
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi26813112171121725548(Top 90%)10533(Top 86%)10533(Top 613%)
10K6.21 mi3.10 mi26330+48310950+26710950+26725937(Top 91%)10752(Top 88%)10752(Top 626%)
15K9.32 mi3.11 mi26037+29310798+15210798+15225548(Top 90%)10533(Top 86%)10533(Top 613%)
20K12.43 mi3.11 mi25695+34210612+18610612+18624812(Top 87%)10158(Top 83%)10158(Top 591%)
Half13.11 mi0.68 mi25707-1210620-810620-825779(Top 91%)10703(Top 88%)10703(Top 623%)
25K15.53 mi2.42 mi25515+19210530+9010530+9024566(Top 86%)10054(Top 82%)10054(Top 585%)
30K18.64 mi3.11 mi25247+26810415+11510415+11524045(Top 85%)9885(Top 81%)9885(Top 575%)
20M20.00 mi1.36 mi25118+12910356+5910356+5923197(Top 82%)9526(Top 78%)9526(Top 554%)
21M21.00 mi1.00 mi25052+6610330+2610330+2623782(Top 84%)9909(Top 81%)9909(Top 577%)
35K21.75 mi0.75 mi25026+26103301033023547(Top 83%)9829(Top 80%)9829(Top 572%)
23M23.00 mi1.25 mi24949+7710307+2310307+2323531(Top 83%)9867(Top 81%)9867(Top 574%)
24M24.00 mi1.00 mi24918+3110298+910298+924034(Top 85%)10134(Top 83%)10134(Top 590%)
40K24.85 mi0.85 mi24858+6010277+2110277+2122972(Top 81%)9690(Top 79%)9690(Top 564%)
25.2M25.20 mi0.35 mi24877-1910292-1510292-1525126(Top 88%)10748(Top 88%)10748(Top 626%)
Finish26.22 mi1.02 mi24887-1010304-1210304-1225102(Top 88%)10700(Top 88%)10700(Top 623%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

25548

Females

10533

F40-44

10533

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

25937

Females

10752

F40-44

10752

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

25548

Females

10533

F40-44

10533

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

24812

Females

10158

F40-44

10158

20K→Half

12.4 - 13.1 mi

Top 91%
×2stories
+19ft-37ft

Overall

25779

Females

10703

F40-44

10703

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

24566

Females

10054

F40-44

10054

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

24045

Females

9885

F40-44

9885

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

23197

Females

9526

F40-44

9526

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

23782

Females

9909

F40-44

9909

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

23547

Females

9829

F40-44

9829

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

23531

Females

9867

F40-44

9867

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

24034

Females

10134

F40-44

10134

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

22972

Females

9690

F40-44

9690

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

25126

Females

10748

F40-44

10748

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

25102

Females

10700

F40-44

10700

Passing Analysis

Category:
Athletes Passed
2192
Passed By
266
Net Change
+1926
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26813
5K → 10K51330+483#26813#26330
10K → 15K31118+293#26330#26037
15K → 20K3486+342#26037#25695
20K → Half1224-12#25695#25707
Half → 25K21321+192#25707#25515
25K → 30K29224+268#25515#25247
30K → 20M1356+129#25247#25118
20M → 21M8519+66#25118#25052
21M → 35K4115+26#25052#25026
35K → 23M8710+77#25026#24949
23M → 24M4918+31#24949#24918
24M → 40K7414+60#24918#24858
40K → 25.2M726-19#24858#24877
25.2M → Finish2535-10#24877#24887
TOTALS2192266+1926
📊

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