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BOSTON MARATHON 2025

Bethany Colleran

Bib: 27336•F

MA

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

Start
0:00:00
Race begins
5K· 3.11 mi
31:52
Rank: #26204
Start → 5K
10:15/mi
31:52 split
10K· 6.21 mi
1:04:37
Rank: #26283 (-79)
5K → 10K
10:32/mi
32:45 split
15K· 9.32 mi
1:38:03
Rank: #26317 (-34)
10K → 15K
10:46/mi
33:26 split
20K· 12.43 mi
2:13:18
Rank: #26366 (-49)
15K → 20K
11:21/mi
35:15 split
Half· 13.11 mi
2:20:24
Rank: #26329 (+37)
20K → Half
10:24/mi
7:06 split
25K· 15.53 mi
2:48:02
Rank: #26218 (+111)
Half → 25K
11:24/mi
27:38 split
30K· 18.64 mi
3:24:05
Rank: #25976 (+242)
25K → 30K
11:36/mi
36:03 split
20M
3:39:43
Rank: #25890 (+86)
30K → 20M
11:30/mi
15:38 split
21M
3:51:14
Rank: #25744 (+146)
20M → 21M
11:31/mi
11:31 split
35K· 21.75 mi
3:59:25
Rank: #25692 (+52)
21M → 35K
10:56/mi
8:11 split
23M
4:13:27
Rank: #25618 (+74)
35K → 23M
11:12/mi
14:02 split
24M
4:24:44
Rank: #25575 (+43)
23M → 24M
11:17/mi
11:17 split
40K· 24.85 mi
4:34:16
Rank: #25503 (+72)
24M → 40K
11:09/mi
9:32 split
25.2M
4:38:23
Rank: #25471 (+32)
40K → 25.2M
11:56/mi
4:07 split
Finish· 26.22 mi
4:49:14
Rank: #25452 (+19)
25.2M → Finish
10:39/mi
10:51 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:24
Pace10:43 /mi
2nd Half
Distance13.11 mi
Time2:28:50
Pace11:21 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:1831:5210:1531:52
10:15
-
10K
6.21 mi12:26:031:04:3710:2432:45
10:32
+0:17
15K
9.32 mi12:59:291:38:0310:3133:26
10:46
+0:14
20K
12.43 mi13:34:442:13:1810:4435:15
11:21
+0:35
Half
13.11 mi13:41:502:20:2410:437:06
10:24
-0:57
25K
15.53 mi14:09:282:48:0210:4927:38
11:24
+1:00
30K
18.64 mi14:45:313:24:0510:5736:03
11:36
+0:12
20M
20.00 mi15:01:093:39:4310:5915:38
11:30
-0:06
21M
21.00 mi15:12:403:51:1411:0111:31
11:31
+0:01
35K
21.75 mi15:20:513:59:2511:018:11
10:56
-0:35
23M
23.00 mi15:34:534:13:2711:0114:02
11:12
+0:16
24M
24.00 mi15:46:104:24:4411:0211:17
11:17
+0:05
40K
24.85 mi15:55:424:34:1611:029:32
11:09
-0:08
25.2M
25.20 mi15:59:494:38:2311:034:07
11:56
+0:47
Finish
26.22 mi16:10:404:49:1411:0210:51
10:39
-1:17

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

10:15 /mi

Average Pace

11:02 /mi

Slowest Pace

11:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:45

51% of race

Time at Steady Pace

2:21:29

49% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:02 /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 mi11:53:1831:5210:1531:52
10:15
#26204
10K
6.21 mi12:26:031:04:3710:2432:45
10:32
#26283
15K
9.32 mi12:59:291:38:0310:3133:26
10:46
#26317
20K
12.43 mi13:34:442:13:1810:4435:15
11:21
#26366
Half
13.11 mi13:41:502:20:2410:437:06
10:24
#26329
25K
15.53 mi14:09:282:48:0210:4927:38
11:24
#26218
30K
18.64 mi14:45:313:24:0510:5736:03
11:36
#25976
20M
20.00 mi15:01:093:39:4310:5915:38
11:30
#25890
21M
21.00 mi15:12:403:51:1411:0111:31
11:31
#25744
35K
21.75 mi15:20:513:59:2511:018:11
10:56
#25692
23M
23.00 mi15:34:534:13:2711:0114:02
11:12
#25618
24M
24.00 mi15:46:104:24:4411:0211:17
11:17
#25575
40K
24.85 mi15:55:424:34:1611:029:32
11:09
#25503
25.2M
25.20 mi15:59:494:38:2311:034:07
11:56
#25471
Finish
26.22 mi16:10:404:49:1411:0210:51
10:39
#25452
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26204108731087326340(Top 93%)10967(Top 90%)10967(Top 201%)
10K6.21 mi3.10 mi26283-7910925-5210925-5226338(Top 93%)10978(Top 90%)10978(Top 201%)
15K9.32 mi3.11 mi26317-3410960-3510960-3526340(Top 93%)10967(Top 90%)10967(Top 201%)
20K12.43 mi3.11 mi26366-4910987-2710987-2726440(Top 93%)11060(Top 90%)11060(Top 202%)
Half13.11 mi0.68 mi26329+3710965+2210965+2225617(Top 90%)10611(Top 87%)10611(Top 194%)
25K15.53 mi2.42 mi26218+11110903+6210903+6225727(Top 91%)10708(Top 88%)10708(Top 196%)
30K18.64 mi3.11 mi25976+24210812+9110812+9124999(Top 88%)10414(Top 85%)10414(Top 190%)
20M20.00 mi1.36 mi25890+8610775+3710775+3724530(Top 86%)10238(Top 84%)10238(Top 187%)
21M21.00 mi1.00 mi25744+14610716+5910716+5922632(Top 80%)9321(Top 76%)9321(Top 170%)
35K21.75 mi0.75 mi25692+5210692+2410692+2424055(Top 85%)10095(Top 83%)10095(Top 185%)
23M23.00 mi1.25 mi25618+7410668+2410668+2423676(Top 83%)9942(Top 81%)9942(Top 182%)
24M24.00 mi1.00 mi25575+4310654+1410654+1424514(Top 86%)10393(Top 85%)10393(Top 190%)
40K24.85 mi0.85 mi25503+7210631+2310631+2323439(Top 83%)9918(Top 81%)9918(Top 181%)
25.2M25.20 mi0.35 mi25471+3210611+2010611+2023049(Top 81%)9692(Top 79%)9692(Top 177%)
Finish26.22 mi1.02 mi25452+1910607+410607+424596(Top 87%)10458(Top 86%)10458(Top 191%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21stories
+97ft-345ft

Overall

26340

Females

10967

F18-39

10967

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

26338

Females

10978

F18-39

10978

10K→15K

6.2 - 9.3 mi

Top 93%
×3stories
+67ft-78ft

Overall

26340

Females

10967

F18-39

10967

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

26440

Females

11060

F18-39

11060

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

25617

Females

10611

F18-39

10611

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

25727

Females

10708

F18-39

10708

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

24999

Females

10414

F18-39

10414

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

24530

Females

10238

F18-39

10238

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

22632

Females

9321

F18-39

9321

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

24055

Females

10095

F18-39

10095

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

23676

Females

9942

F18-39

9942

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

24514

Females

10393

F18-39

10393

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23439

Females

9918

F18-39

9918

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

23049

Females

9692

F18-39

9692

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

24596

Females

10458

F18-39

10458

Passing Analysis

Category:
Athletes Passed
1423
Passed By
671
Net Change
+752
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26204
5K → 10K138217-79#26204#26283
10K → 15K121155-34#26283#26317
15K → 20K108157-49#26317#26366
20K → Half436+37#26366#26329
Half → 25K14433+111#26329#26218
25K → 30K25816+242#26218#25976
30K → 20M10216+86#25976#25890
20M → 21M1471+146#25890#25744
21M → 35K6311+52#25744#25692
35K → 23M8612+74#25692#25618
23M → 24M5613+43#25618#25575
24M → 40K775+72#25575#25503
40K → 25.2M364+32#25503#25471
25.2M → Finish4425+19#25471#25452
TOTALS1423671+752
📊

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