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BOSTON MARATHON 2025

Molly Crotteau

Bib: 10364•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 22%
Gender (Female)
#0 / 12228
Top 6%
Division (F18-39)
#0 / 5469
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:00
Rank: #8484
Start → 5K
22:00 | 7:05/mi
10K· 6.21 mi
43:19
Rank: #7668 (+816)
5K → 10K
21:19 | 6:52/mi
15K· 9.32 mi
1:04:39
Rank: #7356 (+312)
10K → 15K
21:20 | 6:52/mi
20K· 12.43 mi
1:26:12
Rank: #7110 (+246)
15K → 20K
21:33 | 6:56/mi
Half· 13.11 mi
1:30:50
Rank: #7053 (+57)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:47:36
Rank: #6779 (+274)
Half → 25K
16:46 | 6:55/mi
30K· 18.64 mi
2:11:02
Rank: #6856 (-77)
25K → 30K
23:26 | 7:33/mi
20M
2:21:11
Rank: #6757 (+99)
30K → 20M
10:09 | 7:28/mi
21M
2:29:20
Rank: #6765 (-8)
20M → 21M
8:09 | 8:09/mi
35K· 21.75 mi
2:34:41
Rank: #6709 (+56)
21M → 35K
5:21 | 7:09/mi
23M
2:43:53
Rank: #6559 (+150)
35K → 23M
9:12 | 7:21/mi
24M
2:50:59
Rank: #6465 (+94)
23M → 24M
7:06 | 7:06/mi
40K· 24.85 mi
2:57:03
Rank: #6350 (+115)
24M → 40K
6:04 | 7:06/mi
25.2M
2:59:45
Rank: #6299 (+51)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:06:41
Rank: #6172 (+127)
25.2M → Finish
6:56 | 6:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:50
Pace6:56 /mi
2nd Half
Distance13.11 mi
Time1:35:51
Pace7:19 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2822:007:0522:00
7:05
-
10K
6.21 mi11:09:4743:196:5821:19
6:52
-0:13
15K
9.32 mi11:31:071:04:396:5621:20
6:52
0:00
20K
12.43 mi11:52:401:26:126:5621:33
6:56
+0:04
Half
13.11 mi11:57:181:30:506:564:38
6:47
-0:09
25K
15.53 mi12:14:041:47:366:5616:46
6:55
+0:08
30K
18.64 mi12:37:302:11:027:0223:26
7:33
+0:38
20M
20.00 mi12:47:392:21:117:0410:09
7:28
-0:05
21M
21.00 mi12:55:482:29:207:078:09
8:09
+0:41
35K
21.75 mi13:01:092:34:417:075:21
7:09
-1:00
23M
23.00 mi13:10:212:43:537:089:12
7:21
+0:12
24M
24.00 mi13:17:272:50:597:077:06
7:06
-0:15
40K
24.85 mi13:23:312:57:037:076:04
7:06
0:00
25.2M
25.20 mi13:26:132:59:457:082:42
7:50
+0:44
Finish
26.22 mi13:33:093:06:417:086:56
6:48
-1:02

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

6:47 /mi

Average Pace

7:08 /mi

Slowest Pace

8:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

54:13

29% of race

Time at Steady Pace

1:18:50

42% of race

Time at Slower Pace

53:38

29% of race

Average Pace: 7:07 /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 mi10:48:2822:007:0522:00
7:05
#8484
10K
6.21 mi11:09:4743:196:5821:19
6:52
#7668
15K
9.32 mi11:31:071:04:396:5621:20
6:52
#7356
20K
12.43 mi11:52:401:26:126:5621:33
6:56
#7110
Half
13.11 mi11:57:181:30:506:564:38
6:47
#7053
25K
15.53 mi12:14:041:47:366:5616:46
6:55
#6779
30K
18.64 mi12:37:302:11:027:0223:26
7:33
#6856
20M
20.00 mi12:47:392:21:117:0410:09
7:28
#6757
21M
21.00 mi12:55:482:29:207:078:09
8:09
#6765
35K
21.75 mi13:01:092:34:417:075:21
7:09
#6709
23M
23.00 mi13:10:212:43:537:089:12
7:21
#6559
24M
24.00 mi13:17:272:50:597:077:06
7:06
#6465
40K
24.85 mi13:23:312:57:037:076:04
7:06
#6350
25.2M
25.20 mi13:26:132:59:457:082:42
7:50
#6299
Finish
26.22 mi13:33:093:06:417:086:56
6:48
#6172
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8484115411546737(Top 24%)667(Top 5%)667(Top 12%)
10K6.21 mi3.10 mi7668+816877+277877+2776974(Top 25%)702(Top 6%)702(Top 13%)
15K9.32 mi3.11 mi7356+312796+81796+816737(Top 24%)667(Top 5%)667(Top 12%)
20K12.43 mi3.11 mi7110+246742+54742+546492(Top 23%)661(Top 5%)661(Top 12%)
Half13.11 mi0.68 mi7053+57729+13729+136169(Top 22%)582(Top 5%)582(Top 11%)
25K15.53 mi2.42 mi6779+274680+49680+495795(Top 20%)551(Top 5%)551(Top 10%)
30K18.64 mi3.11 mi6856-77743-63743-638044(Top 28%)1401(Top 11%)1401(Top 26%)
20M20.00 mi1.36 mi6757+99739+4739+46817(Top 24%)1078(Top 9%)1078(Top 20%)
21M21.00 mi1.00 mi6765-8766-27766-278271(Top 29%)1830(Top 15%)1830(Top 33%)
35K21.75 mi0.75 mi6709+56765+1765+16314(Top 22%)1022(Top 8%)1022(Top 19%)
23M23.00 mi1.25 mi6559+150758+7758+75751(Top 20%)906(Top 7%)906(Top 17%)
24M24.00 mi1.00 mi6465+94747+11747+115243(Top 18%)805(Top 7%)805(Top 15%)
40K24.85 mi0.85 mi6350+115737+10737+104484(Top 16%)631(Top 5%)631(Top 12%)
25.2M25.20 mi0.35 mi6299+51736+1736+15092(Top 18%)890(Top 7%)890(Top 16%)
Finish26.22 mi1.02 mi6172+127717+19717+194554(Top 16%)709(Top 6%)709(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6737

Females

667

F18-39

667

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

6974

Females

702

F18-39

702

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6737

Females

667

F18-39

667

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6492

Females

661

F18-39

661

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

6169

Females

582

F18-39

582

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5795

Females

551

F18-39

551

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

8044

Females

1401

F18-39

1401

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6817

Females

1078

F18-39

1078

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

8271

Females

1830

F18-39

1830

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

6314

Females

1022

F18-39

1022

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5751

Females

906

F18-39

906

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5243

Females

805

F18-39

805

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4484

Females

631

F18-39

631

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5092

Females

890

F18-39

890

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4554

Females

709

F18-39

709

Passing Analysis

Category:
Athletes Passed
2816
Passed By
504
Net Change
+2312
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8484
5K → 10K83418+816#8484#7668
10K → 15K33725+312#7668#7356
15K → 20K27630+246#7356#7110
20K → Half603+57#7110#7053
Half → 25K2817+274#7053#6779
25K → 30K150227-77#6779#6856
30K → 20M13536+99#6856#6757
20M → 21M7886-8#6757#6765
21M → 35K7216+56#6765#6709
35K → 23M16616+150#6709#6559
23M → 24M11218+94#6559#6465
24M → 40K1238+115#6465#6350
40K → 25.2M565+51#6350#6299
25.2M → Finish1369+127#6299#6172
TOTALS2816504+2312
📊

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