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BOSTON MARATHON 2025

Lea Ly Roussel

Bib: 11530•F

QC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 19%
Gender (Female)
#0 / 12228
Top 4%
Division (F18-39)
#0 / 5469
Top 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:26
Rank: #9639
Start → 5K
22:26 | 7:13/mi
10K· 6.21 mi
44:16
Rank: #8823 (+816)
5K → 10K
21:50 | 7:02/mi
15K· 9.32 mi
1:05:52
Rank: #8255 (+568)
10K → 15K
21:36 | 6:57/mi
20K· 12.43 mi
1:27:30
Rank: #7768 (+487)
15K → 20K
21:38 | 6:58/mi
Half· 13.11 mi
1:32:06
Rank: #7655 (+113)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:48:51
Rank: #7311 (+344)
Half → 25K
16:45 | 6:55/mi
30K· 18.64 mi
2:10:48
Rank: #6782 (+529)
25K → 30K
21:57 | 7:04/mi
20M
2:20:22
Rank: #6505 (+277)
30K → 20M
9:34 | 7:02/mi
21M
2:27:42
Rank: #6292 (+213)
20M → 21M
7:20 | 7:20/mi
35K· 21.75 mi
2:32:49
Rank: #6186 (+106)
21M → 35K
5:07 | 6:50/mi
23M
2:41:42
Rank: #5983 (+203)
35K → 23M
8:53 | 7:06/mi
24M
2:48:23
Rank: #5789 (+194)
23M → 24M
6:41 | 6:41/mi
40K· 24.85 mi
2:54:15
Rank: #5627 (+162)
24M → 40K
5:52 | 6:52/mi
25.2M
2:56:51
Rank: #5564 (+63)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
3:03:43
Rank: #5458 (+106)
25.2M → Finish
6:52 | 6:44/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:32:06
Pace7:02 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:31:37
Pace6:59 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:1822:267:1322:26
7:13
-
10K
6.21 mi11:11:0844:167:0721:50
7:02
-0:11
15K
9.32 mi11:32:441:05:527:0421:36
6:57
-0:05
20K
12.43 mi11:54:221:27:307:0221:38
6:58
+0:01
Half
13.11 mi11:58:581:32:067:024:36
6:45
-0:13
25K
15.53 mi12:15:431:48:517:0016:45
6:55
+0:10
30K
18.64 mi12:37:402:10:487:0121:57
7:04
+0:09
20M
20.00 mi12:47:142:20:227:019:34
7:02
-0:02
21M
21.00 mi12:54:342:27:427:027:20
7:20
+0:18
35K
21.75 mi12:59:412:32:497:025:07
6:50
-0:30
23M
23.00 mi13:08:342:41:427:028:53
7:06
+0:16
24M
24.00 mi13:15:152:48:237:016:41
6:41
-0:25
40K
24.85 mi13:21:072:54:157:015:52
6:52
+0:11
25.2M
25.20 mi13:23:432:56:517:012:36
7:32
+0:40
Finish
26.22 mi13:30:353:03:437:016:52
6:44
-0:48

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

6:41 /mi

Average Pace

7:01 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01:07

99% of race

Time at Steady Pace

2:36

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:00 /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 mi10:49:1822:267:1322:26
7:13
#9639
10K
6.21 mi11:11:0844:167:0721:50
7:02
#8823
15K
9.32 mi11:32:441:05:527:0421:36
6:57
#8255
20K
12.43 mi11:54:221:27:307:0221:38
6:58
#7768
Half
13.11 mi11:58:581:32:067:024:36
6:45
#7655
25K
15.53 mi12:15:431:48:517:0016:45
6:55
#7311
30K
18.64 mi12:37:402:10:487:0121:57
7:04
#6782
20M
20.00 mi12:47:142:20:227:019:34
7:02
#6505
21M
21.00 mi12:54:342:27:427:027:20
7:20
#6292
35K
21.75 mi12:59:412:32:497:025:07
6:50
#6186
23M
23.00 mi13:08:342:41:427:028:53
7:06
#5983
24M
24.00 mi13:15:152:48:237:016:41
6:41
#5789
40K
24.85 mi13:21:072:54:157:015:52
6:52
#5627
25.2M
25.20 mi13:23:432:56:517:012:36
7:32
#5564
Finish
26.22 mi13:30:353:03:437:016:52
6:44
#5458
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9639163816387331(Top 26%)812(Top 7%)812(Top 15%)
10K6.21 mi3.10 mi8823+8161306+3321306+3328131(Top 29%)1057(Top 9%)1057(Top 19%)
15K9.32 mi3.11 mi8255+5681098+2081098+2087331(Top 26%)812(Top 7%)812(Top 15%)
20K12.43 mi3.11 mi7768+487935+163935+1636667(Top 23%)699(Top 6%)699(Top 13%)
Half13.11 mi0.68 mi7655+113906+29906+295717(Top 20%)479(Top 4%)479(Top 9%)
25K15.53 mi2.42 mi7311+344818+88818+885745(Top 20%)538(Top 4%)538(Top 10%)
30K18.64 mi3.11 mi6782+529725+93725+935122(Top 18%)473(Top 4%)473(Top 9%)
20M20.00 mi1.36 mi6505+277677+48677+484370(Top 15%)378(Top 3%)378(Top 7%)
21M21.00 mi1.00 mi6292+213642+35642+353812(Top 13%)332(Top 3%)332(Top 6%)
35K21.75 mi0.75 mi6186+106629+13629+134413(Top 16%)472(Top 4%)472(Top 9%)
23M23.00 mi1.25 mi5983+203602+27602+274332(Top 15%)488(Top 4%)488(Top 9%)
24M24.00 mi1.00 mi5789+194575+27575+272944(Top 10%)264(Top 2%)264(Top 5%)
40K24.85 mi0.85 mi5627+162549+26549+263205(Top 11%)330(Top 3%)330(Top 6%)
25.2M25.20 mi0.35 mi5564+63544+5544+53673(Top 13%)475(Top 4%)475(Top 9%)
Finish26.22 mi1.02 mi5458+106534+10534+104159(Top 15%)592(Top 5%)592(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

7331

Females

812

F18-39

812

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

8131

Females

1057

F18-39

1057

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

7331

Females

812

F18-39

812

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6667

Females

699

F18-39

699

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5717

Females

479

F18-39

479

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5745

Females

538

F18-39

538

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

5122

Females

473

F18-39

473

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4370

Females

378

F18-39

378

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3812

Females

332

F18-39

332

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4413

Females

472

F18-39

472

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4332

Females

488

F18-39

488

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2944

Females

264

F18-39

264

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3205

Females

330

F18-39

330

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3673

Females

475

F18-39

475

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4159

Females

592

F18-39

592

Passing Analysis

Category:
Athletes Passed
4245
Passed By
64
Net Change
+4181
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9639
5K → 10K83822+816#9639#8823
10K → 15K5746+568#8823#8255
15K → 20K4925+487#8255#7768
20K → Half1152+113#7768#7655
Half → 25K3462+344#7655#7311
25K → 30K5334+529#7311#6782
30K → 20M2814+277#6782#6505
20M → 21M2141+213#6505#6292
21M → 35K1082+106#6292#6186
35K → 23M2041+203#6186#5983
23M → 24M1962+194#5983#5789
24M → 40K1653+162#5789#5627
40K → 25.2M663+63#5627#5564
25.2M → Finish1137+106#5564#5458
TOTALS424564+4181
📊

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