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BOSTON MARATHON 2025

Charlene Leroux

Bib: 19649•F

AB

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 41%
Gender (Female)
#0 / 12228
Top 26%
Masters (Masters Women)
#0 / 6759
Top 12%
Division (F45-49)
#0 / 1813
Top 13%
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
7:36/mi
23:37
↑ 97↓ 3451.5%
10K· 6.21 mi
7:25/mi
46:41
↑ 79↓ 1380.4%
15K· 9.32 mi
7:29/mi
1:09:55
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:33:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:31/mi
1:38:32
↑ 19↓ 370.5%
25K· 15.53 mi
7:36/mi
1:56:57
↑ 66↓ 880.2%
30K· 18.64 mi
8:02/mi
2:21:54
↑ 181↓ 1480.2%
20M
8:01/mi
2:32:48
↑ 64↓ 500.2%
21M
8:47/mi
2:41:35
↑ 106↓ 241.6%
35K· 21.75 mi
7:49/mi
2:47:26
↑ 17↓ 861.7%
23M
8:14/mi
2:57:44
↑ 23↓ 630.6%
24M
8:10/mi
3:05:54
↓ 821.3%
40K· 24.85 mi
8:33/mi
3:13:13
↓ 200.3%
25.2M
9:25/mi
3:16:28
↑ 13↓ 160.2%
Finish· 26.22 mi
8:36/mi
3:25:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:32
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:46:42
Pace8:08 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:5823:377:3623:37
7:36
-
10K
6.21 mi11:38:0246:417:3123:04
7:25
-0:11
15K
9.32 mi12:01:161:09:557:3023:14
7:29
+0:04
20K
12.43 mi12:24:451:33:247:3123:29
7:34
+0:05
Half
13.11 mi12:29:531:38:327:315:08
7:31
-0:03
25K
15.53 mi12:48:181:56:577:3218:25
7:36
+0:05
30K
18.64 mi13:13:152:21:547:3724:57
8:02
+0:26
20M
20.00 mi13:24:092:32:487:3810:54
8:01
-0:01
21M
21.00 mi13:32:562:41:357:428:47
8:47
+0:46
35K
21.75 mi13:38:472:47:267:425:51
7:49
-0:58
23M
23.00 mi13:49:052:57:447:4410:18
8:14
+0:25
24M
24.00 mi13:57:153:05:547:458:10
8:10
-0:04
40K
24.85 mi14:04:343:13:137:467:19
8:33
+0:23
25.2M
25.20 mi14:07:493:16:287:483:15
9:25
+0:52
Finish
26.22 mi14:16:353:25:147:508:46
8:36
-0:49

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

7:25 /mi

Average Pace

7:50 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:57

57% of race

Time at Steady Pace

1:00:10

29% of race

Time at Slower Pace

28:07

14% of race

Average Pace: 7:50 /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 mi11:14:5823:377:3623:37
7:36
#13149
10K
6.21 mi11:38:0246:417:3123:04
7:25
#12257
15K
9.32 mi12:01:161:09:557:3023:14
7:29
#12005
20K
12.43 mi12:24:451:33:247:3123:29
7:34
#11775
Half
13.11 mi12:29:531:38:327:315:08
7:31
#11778
25K
15.53 mi12:48:181:56:577:3218:25
7:36
#11581
30K
18.64 mi13:13:152:21:547:3724:57
8:02
#11530
20M
20.00 mi13:24:092:32:487:3810:54
8:01
#11409
21M
21.00 mi13:32:562:41:357:428:47
8:47
#11417
35K
21.75 mi13:38:472:47:267:425:51
7:49
#11387
23M
23.00 mi13:49:052:57:447:4410:18
8:14
#11368
24M
24.00 mi13:57:153:05:547:458:10
8:10
#11375
40K
24.85 mi14:04:343:13:137:467:19
8:33
#11468
25.2M
25.20 mi14:07:493:16:287:483:15
9:25
#11506
Finish
26.22 mi14:16:353:25:147:508:46
8:36
#11760
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi131493399339911592(Top 41%)2684(Top 22%)2684(Top 148%)
10K6.21 mi3.10 mi12257+8922942+4572942+45711425(Top 40%)2526(Top 21%)2526(Top 139%)
15K9.32 mi3.11 mi12005+2522840+1022840+10211592(Top 41%)2684(Top 22%)2684(Top 148%)
20K12.43 mi3.11 mi11775+2302752+882752+8811246(Top 40%)2604(Top 21%)2604(Top 144%)
Half13.11 mi0.68 mi11778-32759-72759-711998(Top 42%)2948(Top 24%)2948(Top 163%)
25K15.53 mi2.42 mi11581+1972695+642695+6410755(Top 38%)2468(Top 20%)2468(Top 136%)
30K18.64 mi3.11 mi11530+512749-542749-5411619(Top 41%)3103(Top 25%)3103(Top 171%)
20M20.00 mi1.36 mi11409+1212726+232726+2310605(Top 37%)2743(Top 22%)2743(Top 151%)
21M21.00 mi1.00 mi11417-82772-462772-4612213(Top 43%)3710(Top 30%)3710(Top 205%)
35K21.75 mi0.75 mi11387+302782-102782-1011015(Top 39%)3113(Top 25%)3113(Top 172%)
23M23.00 mi1.25 mi11368+192817-352817-3511547(Top 41%)3502(Top 29%)3502(Top 193%)
24M24.00 mi1.00 mi11375-72849-322849-3212367(Top 44%)3973(Top 32%)3973(Top 219%)
40K24.85 mi0.85 mi11468-932939-902939-9013798(Top 49%)4846(Top 40%)4846(Top 267%)
25.2M25.20 mi0.35 mi11506-382968-292968-2914165(Top 50%)5085(Top 42%)5085(Top 280%)
Finish26.22 mi1.02 mi11760-2543135-1673135-16716854(Top 59%)6476(Top 53%)6476(Top 357%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

11592

Females

2684

F45-49

2684

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

11425

Females

2526

F45-49

2526

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

11592

Females

2684

F45-49

2684

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

11246

Females

2604

F45-49

2604

20K→Half

12.4 - 13.1 mi

Top 42%
×2story building
+19ft-37ft

Overall

11998

Females

2948

F45-49

2948

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10755

Females

2468

F45-49

2468

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11619

Females

3103

F45-49

3103

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

10605

Females

2743

F45-49

2743

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

12213

Females

3710

F45-49

3710

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

11015

Females

3113

F45-49

3113

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11547

Females

3502

F45-49

3502

23M→24M

23.0 - 24.0 mi

Top 44%
×6story building
+12ft-82ft

Overall

12367

Females

3973

F45-49

3973

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13798

Females

4846

F45-49

4846

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14165

Females

5085

F45-49

5085

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

16854

Females

6476

F45-49

6476

Passing Analysis

Category:
Athletes Passed
2771
Passed By
1382
Net Change
+1389
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13149
5K → 10K94452+892#13149#12257
10K → 15K32775+252#12257#12005
15K → 20K31080+230#12005#11775
20K → Half2730-3#11775#11778
Half → 25K26063+197#11778#11581
25K → 30K249198+51#11581#11530
30K → 20M18059+121#11530#11409
20M → 21M8896-8#11409#11417
21M → 35K7848+30#11417#11387
35K → 23M122103+19#11387#11368
23M → 24M8289-7#11368#11375
24M → 40K48141-93#11375#11468
40K → 25.2M2563-38#11468#11506
25.2M → Finish31285-254#11506#11760
TOTALS27711382+1389
📊

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