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BOSTON MARATHON 2025

Laurence Letartre

Bib: 14153•F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 33%
Gender (Female)
#0 / 12228
Top 16%
Masters (Masters Women)
#0 / 6759
Top 6%
Division (F40-44)
#0 / 1718
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:23
Rank: #9509
Start → 5K
22:23 | 7:12/mi
10K· 6.21 mi
45:09
Rank: #10058 (-549)
5K → 10K
22:46 | 7:20/mi
15K· 9.32 mi
1:07:57
Rank: #10138 (-80)
10K → 15K
22:48 | 7:20/mi
20K· 12.43 mi
1:30:59
Rank: #10067 (+71)
15K → 20K
23:02 | 7:25/mi
Half· 13.11 mi
1:35:53
Rank: #9998 (+69)
20K → Half
4:54 | 7:11/mi
25K· 15.53 mi
1:53:48
Rank: #9785 (+213)
Half → 25K
17:55 | 7:23/mi
30K· 18.64 mi
2:18:07
Rank: #9784 (+1)
25K → 30K
24:19 | 7:50/mi
20M
2:28:43
Rank: #9681 (+103)
30K → 20M
10:36 | 7:48/mi
21M
2:37:05
Rank: #9643 (+38)
20M → 21M
8:22 | 8:22/mi
35K· 21.75 mi
2:42:42
Rank: #9583 (+60)
21M → 35K
5:37 | 7:30/mi
23M
2:52:27
Rank: #9483 (+100)
35K → 23M
9:45 | 7:47/mi
24M
3:00:08
Rank: #9421 (+62)
23M → 24M
7:41 | 7:41/mi
40K· 24.85 mi
3:06:53
Rank: #9411 (+10)
24M → 40K
6:45 | 7:54/mi
25.2M
3:09:56
Rank: #9415 (-4)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:17:50
Rank: #9457 (-42)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:53
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:41:57
Pace7:47 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:5922:237:1222:23
7:12
-
10K
6.21 mi11:14:4545:097:1622:46
7:20
+0:08
15K
9.32 mi11:37:331:07:577:1722:48
7:20
0:00
20K
12.43 mi12:00:351:30:597:1923:02
7:25
+0:05
Half
13.11 mi12:05:291:35:537:194:54
7:11
-0:14
25K
15.53 mi12:23:241:53:487:2017:55
7:23
+0:12
30K
18.64 mi12:47:432:18:077:2524:19
7:50
+0:27
20M
20.00 mi12:58:192:28:437:2610:36
7:48
-0:02
21M
21.00 mi13:06:412:37:057:298:22
8:22
+0:34
35K
21.75 mi13:12:182:42:427:295:37
7:30
-0:52
23M
23.00 mi13:22:032:52:277:309:45
7:47
+0:17
24M
24.00 mi13:29:443:00:087:307:41
7:41
-0:06
40K
24.85 mi13:36:293:06:537:316:45
7:54
+0:13
25.2M
25.20 mi13:39:323:09:567:323:03
8:51
+0:57
Finish
26.22 mi13:47:263:17:507:337:54
7:45
-1:06

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

7:11 /mi

Average Pace

7:33 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:48

58% of race

Time at Steady Pace

1:12:37

37% of race

Time at Slower Pace

11:25

6% of race

Average Pace: 7:33 /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 mi10:51:5922:237:1222:23
7:12
#9509
10K
6.21 mi11:14:4545:097:1622:46
7:20
#10058
15K
9.32 mi11:37:331:07:577:1722:48
7:20
#10138
20K
12.43 mi12:00:351:30:597:1923:02
7:25
#10067
Half
13.11 mi12:05:291:35:537:194:54
7:11
#9998
25K
15.53 mi12:23:241:53:487:2017:55
7:23
#9785
30K
18.64 mi12:47:432:18:077:2524:19
7:50
#9784
20M
20.00 mi12:58:192:28:437:2610:36
7:48
#9681
21M
21.00 mi13:06:412:37:057:298:22
8:22
#9643
35K
21.75 mi13:12:182:42:427:295:37
7:30
#9583
23M
23.00 mi13:22:032:52:277:309:45
7:47
#9483
24M
24.00 mi13:29:443:00:087:307:41
7:41
#9421
40K
24.85 mi13:36:293:06:537:316:45
7:54
#9411
25.2M
25.20 mi13:39:323:09:567:323:03
8:51
#9415
Finish
26.22 mi13:47:263:17:507:337:54
7:45
#9457
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi95091590159010326(Top 36%)2037(Top 17%)2037(Top 119%)
10K6.21 mi3.10 mi10058-5491838-2481838-24810574(Top 37%)2095(Top 17%)2095(Top 122%)
15K9.32 mi3.11 mi10138-801898-601898-6010326(Top 36%)2037(Top 17%)2037(Top 119%)
20K12.43 mi3.11 mi10067+711898189810027(Top 35%)1972(Top 16%)1972(Top 115%)
Half13.11 mi0.68 mi9998+691871+271871+279022(Top 32%)1523(Top 12%)1523(Top 89%)
25K15.53 mi2.42 mi9785+2131803+681803+689094(Top 32%)1680(Top 14%)1680(Top 98%)
30K18.64 mi3.11 mi9784+11863-601863-6010136(Top 36%)2345(Top 19%)2345(Top 136%)
20M20.00 mi1.36 mi9681+1031851+121851+129044(Top 32%)1999(Top 16%)1999(Top 116%)
21M21.00 mi1.00 mi9643+381854-31854-39661(Top 34%)2448(Top 20%)2448(Top 142%)
35K21.75 mi0.75 mi9583+601851+31851+38714(Top 31%)1993(Top 16%)1993(Top 116%)
23M23.00 mi1.25 mi9483+1001847+41847+48515(Top 30%)2046(Top 17%)2046(Top 119%)
24M24.00 mi1.00 mi9421+621859-121859-129033(Top 32%)2341(Top 19%)2341(Top 136%)
40K24.85 mi0.85 mi9411+101893-341893-349445(Top 33%)2646(Top 22%)2646(Top 154%)
25.2M25.20 mi0.35 mi9415-41914-211914-2110939(Top 39%)3433(Top 28%)3433(Top 200%)
Finish26.22 mi1.02 mi9457-421972-581972-5811103(Top 39%)3501(Top 29%)3501(Top 204%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

10326

Females

2037

F40-44

2037

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

10574

Females

2095

F40-44

2095

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

10326

Females

2037

F40-44

2037

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

10027

Females

1972

F40-44

1972

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

9022

Females

1523

F40-44

1523

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

9094

Females

1680

F40-44

1680

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

10136

Females

2345

F40-44

2345

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

9044

Females

1999

F40-44

1999

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

9661

Females

2448

F40-44

2448

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8714

Females

1993

F40-44

1993

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

8515

Females

2046

F40-44

2046

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

9033

Females

2341

F40-44

2341

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

9445

Females

2646

F40-44

2646

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10939

Females

3433

F40-44

3433

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

11103

Females

3501

F40-44

3501

Passing Analysis

Category:
Athletes Passed
1796*
Passed By
1740
Net Change
+52
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9509
5K → 10K83630-549#9509#10058
10K → 15K145225-80#10058#10138
15K → 20K206134+71#10138#10067
20K → Half78*9+69#10067#9998
Half → 25K25542+213#9998#9785
25K → 30K228227+1#9785#9784
30K → 20M16157+103#9784#9681
20M → 21M10870+38#9681#9643
21M → 35K8929+60#9643#9583
35K → 23M15858+100#9583#9483
23M → 24M10846+62#9483#9421
24M → 40K7767+10#9421#9411
40K → 25.2M4246-4#9411#9415
25.2M → Finish58100-42#9415#9457
TOTALS1796*1740+52

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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