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BOSTON MARATHON 2025

Lauriane Le Berre

Bib: 29531•F

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

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
9:12/mi
28:36
↑ 97↓ 3451.5%
10K· 6.21 mi
9:08/mi
56:59
↑ 79↓ 1380.4%
15K· 9.32 mi
9:03/mi
1:25:06
↑ 67↓ 78
20K· 12.43 mi
9:03/mi
1:53:14
↑ 106↓ 860.1%
Half· 13.11 mi
8:54/mi
1:59:18
↑ 19↓ 370.5%
25K· 15.53 mi
9:08/mi
2:21:26
↑ 66↓ 880.2%
30K· 18.64 mi
9:05/mi
2:49:38
↑ 181↓ 1480.2%
20M
8:59/mi
3:01:51
↑ 64↓ 500.2%
21M
8:58/mi
3:10:49
↑ 106↓ 241.6%
35K· 21.75 mi
8:36/mi
3:17:15
↑ 17↓ 861.7%
23M
8:38/mi
3:28:04
↑ 23↓ 630.6%
24M
8:30/mi
3:36:34
↓ 821.3%
40K· 24.85 mi
8:08/mi
3:43:31
↓ 200.3%
25.2M
8:42/mi
3:46:31
↑ 13↓ 160.2%
Finish· 26.22 mi
7:41/mi
3:54:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:59:18
Pace9:06 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:55:03
Pace8:47 /mi
📊Negative Split: 3.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:0128:369:1228:36
9:12
-
10K
6.21 mi12:16:2456:599:1028:23
9:08
-0:04
15K
9.32 mi12:44:311:25:069:0828:07
9:03
-0:05
20K
12.43 mi13:12:391:53:149:0728:08
9:03
0:00
Half
13.11 mi13:18:431:59:189:066:04
8:54
-0:09
25K
15.53 mi13:40:512:21:269:0622:08
9:08
+0:14
30K
18.64 mi14:09:032:49:389:0628:12
9:05
-0:03
20M
20.00 mi14:21:163:01:519:0612:13
8:59
-0:06
21M
21.00 mi14:30:143:10:499:058:58
8:58
-0:01
35K
21.75 mi14:36:403:17:159:046:26
8:36
-0:22
23M
23.00 mi14:47:293:28:049:0310:49
8:38
+0:02
24M
24.00 mi14:55:593:36:349:018:30
8:30
-0:08
40K
24.85 mi15:02:563:43:319:006:57
8:08
-0:22
25.2M
25.20 mi15:05:563:46:318:593:00
8:42
+0:34
Finish
26.22 mi15:13:463:54:218:577:50
7:41
-1:01

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

7:41 /mi

Average Pace

8:57 /mi

Slowest Pace

9:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

14:47

6% of race

Time at Steady Pace

1:52:15

48% of race

Time at Slower Pace

1:47:19

46% of race

Average Pace: 8:56 /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 mi11:48:0128:369:1228:36
9:12
#23251
10K
6.21 mi12:16:2456:599:1028:23
9:08
#23103
15K
9.32 mi12:44:311:25:069:0828:07
9:03
#22840
20K
12.43 mi13:12:391:53:149:0728:08
9:03
#22409
Half
13.11 mi13:18:431:59:189:066:04
8:54
#22347
25K
15.53 mi13:40:512:21:269:0622:08
9:08
#22018
30K
18.64 mi14:09:032:49:389:0628:12
9:05
#21333
20M
20.00 mi14:21:163:01:519:0612:13
8:59
#20992
21M
21.00 mi14:30:143:10:499:058:58
8:58
#20589
35K
21.75 mi14:36:403:17:159:046:26
8:36
#20458
23M
23.00 mi14:47:293:28:049:0310:49
8:38
#20131
24M
24.00 mi14:55:593:36:349:018:30
8:30
#19917
40K
24.85 mi15:02:563:43:319:006:57
8:08
#19647
25.2M
25.20 mi15:05:563:46:318:593:00
8:42
#19497
Finish
26.22 mi15:13:463:54:218:577:50
7:41
#19215
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi232519302930222251(Top 78%)8691(Top 71%)8691(Top 159%)
10K6.21 mi3.10 mi23103+1489205+979205+9722947(Top 81%)9100(Top 74%)9100(Top 166%)
15K9.32 mi3.11 mi22840+2639031+1749031+17422251(Top 78%)8691(Top 71%)8691(Top 159%)
20K12.43 mi3.11 mi22409+4318819+2128819+21221248(Top 75%)8174(Top 67%)8174(Top 149%)
Half13.11 mi0.68 mi22347+628793+268793+2621358(Top 75%)8219(Top 67%)8219(Top 150%)
25K15.53 mi2.42 mi22018+3298615+1788615+17820484(Top 72%)7798(Top 64%)7798(Top 143%)
30K18.64 mi3.11 mi21333+6858266+3498266+34918089(Top 64%)6628(Top 54%)6628(Top 121%)
20M20.00 mi1.36 mi20992+3418094+1728094+17216771(Top 59%)6024(Top 49%)6024(Top 110%)
21M21.00 mi1.00 mi20589+4037900+1947900+19413354(Top 47%)4307(Top 35%)4307(Top 79%)
35K21.75 mi0.75 mi20458+1317843+577843+5716121(Top 57%)5864(Top 48%)5864(Top 107%)
23M23.00 mi1.25 mi20131+3277693+1507693+15014221(Top 50%)4924(Top 40%)4924(Top 90%)
24M24.00 mi1.00 mi19917+2147602+917602+9114562(Top 51%)5147(Top 42%)5147(Top 94%)
40K24.85 mi0.85 mi19647+2707466+1367466+13611154(Top 39%)3499(Top 29%)3499(Top 64%)
25.2M25.20 mi0.35 mi19497+1507386+807386+8010152(Top 36%)3139(Top 26%)3139(Top 57%)
Finish26.22 mi1.02 mi19215+2827254+1327254+13210670(Top 38%)3315(Top 27%)3315(Top 61%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

22251

Females

8691

F18-39

8691

5K→10K

3.1 - 6.2 mi

Top 81%
×5story building
+79ft-138ft

Overall

22947

Females

9100

F18-39

9100

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

22251

Females

8691

F18-39

8691

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

21248

Females

8174

F18-39

8174

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

21358

Females

8219

F18-39

8219

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

20484

Females

7798

F18-39

7798

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

18089

Females

6628

F18-39

6628

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

16771

Females

6024

F18-39

6024

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13354

Females

4307

F18-39

4307

21M→35K

21.0 - 21.8 mi

Top 57%
×7story building
+17ft-86ft

Overall

16121

Females

5864

F18-39

5864

35K→23M

21.8 - 23.0 mi

Top 50%
×5story building
+23ft-63ft

Overall

14221

Females

4924

F18-39

4924

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

14562

Females

5147

F18-39

5147

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

11154

Females

3499

F18-39

3499

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

10152

Females

3139

F18-39

3139

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10670

Females

3315

F18-39

3315

Passing Analysis

Category:
Athletes Passed
4312
Passed By
276
Net Change
+4036
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23251
5K → 10K305157+148#23251#23103
10K → 15K31855+263#23103#22840
15K → 20K44918+431#22840#22409
20K → Half7412+62#22409#22347
Half → 25K34920+329#22347#22018
25K → 30K6916+685#22018#21333
30K → 20M3421+341#21333#20992
20M → 21M4030+403#20992#20589
21M → 35K1354+131#20589#20458
35K → 23M3281+327#20458#20131
23M → 24M2162+214#20131#19917
24M → 40K2700+270#19917#19647
40K → 25.2M1500+150#19647#19497
25.2M → Finish2820+282#19497#19215
TOTALS4312276+4036
📊

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