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BOSTON MARATHON 2025

Hélène Cossette

Bib: 19926•F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 38%
Masters (Masters Women)
#0 / 6759
Top 23%
Division (F40-44)
#0 / 1718
Top 46%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:11
Rank: #14679
Start → 5K
24:11 | 7:47/mi
10K· 6.21 mi
48:24
Rank: #14691 (-12)
5K → 10K
24:13 | 7:48/mi
15K· 9.32 mi
1:12:30
Rank: #14452 (+239)
10K → 15K
24:06 | 7:45/mi
20K· 12.43 mi
1:36:43
Rank: #14109 (+343)
15K → 20K
24:13 | 7:48/mi
Half· 13.11 mi
1:42:02
Rank: #14109
20K → Half
5:19 | 7:48/mi
25K· 15.53 mi
2:01:36
Rank: #14110 (-1)
Half → 25K
19:34 | 8:04/mi
30K· 18.64 mi
2:29:00
Rank: #14669 (-559)
25K → 30K
27:24 | 8:49/mi
20M
2:40:38
Rank: #14603 (+66)
30K → 20M
11:38 | 8:34/mi
21M
2:49:43
Rank: #14526 (+77)
20M → 21M
9:05 | 9:05/mi
35K· 21.75 mi
2:55:52
Rank: #14481 (+45)
21M → 35K
6:09 | 8:13/mi
23M
3:06:48
Rank: #14482 (-1)
35K → 23M
10:56 | 8:44/mi
24M
3:15:28
Rank: #14510 (-28)
23M → 24M
8:40 | 8:40/mi
40K· 24.85 mi
3:22:43
Rank: #14430 (+80)
24M → 40K
7:15 | 8:29/mi
25.2M
3:26:15
Rank: #14498 (-68)
40K → 25.2M
3:32 | 10:15/mi
Finish· 26.22 mi
3:34:48
Rank: #14520 (-22)
25.2M → Finish
8:33 | 8:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:02
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:52:46
Pace8:36 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:5324:117:4724:11
7:47
-
10K
6.21 mi11:41:0648:247:4724:13
7:48
+0:01
15K
9.32 mi12:05:121:12:307:4724:06
7:45
-0:03
20K
12.43 mi12:29:251:36:437:4724:13
7:48
+0:03
Half
13.11 mi12:34:441:42:027:475:19
7:48
0:00
25K
15.53 mi12:54:182:01:367:5019:34
8:04
+0:16
30K
18.64 mi13:21:422:29:008:0027:24
8:49
+0:45
20M
20.00 mi13:33:202:40:388:0211:38
8:34
-0:15
21M
21.00 mi13:42:252:49:438:059:05
9:05
+0:31
35K
21.75 mi13:48:342:55:528:056:09
8:13
-0:52
23M
23.00 mi13:59:303:06:488:0710:56
8:44
+0:31
24M
24.00 mi14:08:103:15:288:098:40
8:40
-0:04
40K
24.85 mi14:15:253:22:438:097:15
8:29
-0:11
25.2M
25.20 mi14:18:573:26:158:113:32
10:15
+1:46
Finish
26.22 mi14:27:303:34:488:128:33
8:23
-1:52

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

7:45 /mi

Average Pace

8:12 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:02

48% of race

Time at Steady Pace

1:01:49

29% of race

Time at Slower Pace

50:57

24% of race

Average Pace: 8:12 /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 mi11:16:5324:117:4724:11
7:47
#14679
10K
6.21 mi11:41:0648:247:4724:13
7:48
#14691
15K
9.32 mi12:05:121:12:307:4724:06
7:45
#14452
20K
12.43 mi12:29:251:36:437:4724:13
7:48
#14109
Half
13.11 mi12:34:441:42:027:475:19
7:48
#14109
25K
15.53 mi12:54:182:01:367:5019:34
8:04
#14110
30K
18.64 mi13:21:422:29:008:0027:24
8:49
#14669
20M
20.00 mi13:33:202:40:388:0211:38
8:34
#14603
21M
21.00 mi13:42:252:49:438:059:05
9:05
#14526
35K
21.75 mi13:48:342:55:528:056:09
8:13
#14481
23M
23.00 mi13:59:303:06:488:0710:56
8:44
#14482
24M
24.00 mi14:08:103:15:288:098:40
8:40
#14510
40K
24.85 mi14:15:253:22:438:097:15
8:29
#14430
25.2M
25.20 mi14:18:573:26:158:113:32
10:15
#14498
Finish
26.22 mi14:27:303:34:488:128:33
8:23
#14520
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi146794335433514011(Top 49%)4023(Top 33%)4023(Top 234%)
10K6.21 mi3.10 mi14691-124362-274362-2714763(Top 52%)4401(Top 36%)4401(Top 256%)
15K9.32 mi3.11 mi14452+2394232+1304232+13014011(Top 49%)4023(Top 33%)4023(Top 234%)
20K12.43 mi3.11 mi14109+3434067+1654067+16513246(Top 47%)3685(Top 30%)3685(Top 214%)
Half13.11 mi0.68 mi141094066+14066+114281(Top 50%)4232(Top 35%)4232(Top 246%)
25K15.53 mi2.42 mi14110-14106-404106-4014447(Top 51%)4456(Top 36%)4456(Top 259%)
30K18.64 mi3.11 mi14669-5594485-3794485-37916713(Top 59%)5865(Top 48%)5865(Top 341%)
20M20.00 mi1.36 mi14603+664473+124473+1214185(Top 50%)4607(Top 38%)4607(Top 268%)
21M21.00 mi1.00 mi14526+774454+194454+1914028(Top 49%)4650(Top 38%)4650(Top 271%)
35K21.75 mi0.75 mi14481+454440+144440+1413795(Top 49%)4575(Top 37%)4575(Top 266%)
23M23.00 mi1.25 mi14482-14478-384478-3814738(Top 52%)5188(Top 42%)5188(Top 302%)
24M24.00 mi1.00 mi14510-284521-434521-4315549(Top 55%)5662(Top 46%)5662(Top 330%)
40K24.85 mi0.85 mi14430+804513+84513+813328(Top 47%)4615(Top 38%)4615(Top 269%)
25.2M25.20 mi0.35 mi14498-684560-474560-4718089(Top 64%)7164(Top 59%)7164(Top 417%)
Finish26.22 mi1.02 mi14520-224605-454605-4515520(Top 55%)5760(Top 47%)5760(Top 335%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

14011

Females

4023

F40-44

4023

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

14763

Females

4401

F40-44

4401

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

14011

Females

4023

F40-44

4023

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

13246

Females

3685

F40-44

3685

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

14281

Females

4232

F40-44

4232

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

14447

Females

4456

F40-44

4456

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

16713

Females

5865

F40-44

5865

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

14185

Females

4607

F40-44

4607

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

14028

Females

4650

F40-44

4650

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

13795

Females

4575

F40-44

4575

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

14738

Females

5188

F40-44

5188

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

15549

Females

5662

F40-44

5662

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13328

Females

4615

F40-44

4615

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18089

Females

7164

F40-44

7164

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

15520

Females

5760

F40-44

5760

Passing Analysis

Category:
Athletes Passed
2064
Passed By
1905
Net Change
+159
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14679
5K → 10K284296-12#14679#14691
10K → 15K32182+239#14691#14452
15K → 20K39350+343#14452#14109
20K → Half33330#14109#14109
Half → 25K162163-1#14109#14110
25K → 30K116675-559#14110#14669
30K → 20M170104+66#14669#14603
20M → 21M15275+77#14603#14526
21M → 35K7934+45#14526#14481
35K → 23M106107-1#14481#14482
23M → 24M5078-28#14482#14510
24M → 40K11737+80#14510#14430
40K → 25.2M1078-68#14430#14498
25.2M → Finish7193-22#14498#14520
TOTALS20641905+159
📊

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