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BOSTON MARATHON 2025

Colette Collins

Bib: 20462•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:00
Rank: #20974
Start → 5K
27:00 | 8:41/mi
10K· 6.21 mi
54:56
Rank: #21667 (-693)
5K → 10K
27:56 | 8:59/mi
15K· 9.32 mi
1:22:35
Rank: #21588 (+79)
10K → 15K
27:39 | 8:54/mi
20K· 12.43 mi
1:50:47
Rank: #21530 (+58)
15K → 20K
28:12 | 9:05/mi
Half· 13.11 mi
1:56:47
Rank: #21476 (+54)
20K → Half
6:00 | 8:48/mi
25K· 15.53 mi
2:18:38
Rank: #21227 (+249)
Half → 25K
21:51 | 9:01/mi
30K· 18.64 mi
2:47:30
Rank: #20796 (+431)
25K → 30K
28:52 | 9:17/mi
20M
3:00:09
Rank: #20595 (+201)
30K → 20M
12:39 | 9:19/mi
21M
3:09:47
Rank: #20379 (+216)
20M → 21M
9:38 | 9:38/mi
35K· 21.75 mi
3:16:39
Rank: #20311 (+68)
21M → 35K
6:52 | 9:11/mi
23M
3:28:19
Rank: #20176 (+135)
35K → 23M
11:40 | 9:19/mi
24M
3:37:27
Rank: #20101 (+75)
23M → 24M
9:08 | 9:08/mi
40K· 24.85 mi
3:45:22
Rank: #20003 (+98)
24M → 40K
7:55 | 9:16/mi
25.2M
3:48:36
Rank: #19902 (+101)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:56:47
Rank: #19700 (+202)
25.2M → Finish
8:11 | 8:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:47
Pace8:54 /mi
2nd Half
Distance13.11 mi
Time2:00:00
Pace9:09 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:3327:008:4127:00
8:41
-
10K
6.21 mi11:49:2954:568:5027:56
8:59
+0:18
15K
9.32 mi12:17:081:22:358:5227:39
8:54
-0:05
20K
12.43 mi12:45:201:50:478:5528:12
9:05
+0:11
Half
13.11 mi12:51:201:56:478:546:00
8:48
-0:17
25K
15.53 mi13:13:112:18:388:5521:51
9:01
+0:13
30K
18.64 mi13:42:032:47:308:5928:52
9:17
+0:16
20M
20.00 mi13:54:423:00:099:0012:39
9:19
+0:02
21M
21.00 mi14:04:203:09:479:029:38
9:38
+0:19
35K
21.75 mi14:11:123:16:399:036:52
9:11
-0:27
23M
23.00 mi14:22:523:28:199:0311:40
9:19
+0:08
24M
24.00 mi14:32:003:37:279:049:08
9:08
-0:11
40K
24.85 mi14:39:553:45:229:047:55
9:16
+0:08
25.2M
25.20 mi14:43:093:48:369:043:14
9:23
+0:07
Finish
26.22 mi14:51:203:56:479:028:11
8:02
-1:21

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

8:02 /mi

Average Pace

9:02 /mi

Slowest Pace

9:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

41:11

17% of race

Time at Steady Pace

3:05:58

79% of race

Time at Slower Pace

9:38

4% of race

Average Pace: 9:02 /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 mi11:21:3327:008:4127:00
8:41
#20974
10K
6.21 mi11:49:2954:568:5027:56
8:59
#21667
15K
9.32 mi12:17:081:22:358:5227:39
8:54
#21588
20K
12.43 mi12:45:201:50:478:5528:12
9:05
#21530
Half
13.11 mi12:51:201:56:478:546:00
8:48
#21476
25K
15.53 mi13:13:112:18:388:5521:51
9:01
#21227
30K
18.64 mi13:42:032:47:308:5928:52
9:17
#20796
20M
20.00 mi13:54:423:00:099:0012:39
9:19
#20595
21M
21.00 mi14:04:203:09:479:029:38
9:38
#20379
35K
21.75 mi14:11:123:16:399:036:52
9:11
#20311
23M
23.00 mi14:22:523:28:199:0311:40
9:19
#20176
24M
24.00 mi14:32:003:37:279:049:08
9:08
#20101
40K
24.85 mi14:39:553:45:229:047:55
9:16
#20003
25.2M
25.20 mi14:43:093:48:369:043:14
9:23
#19902
Finish
26.22 mi14:51:203:56:479:028:11
8:02
#19700
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi209748069806921572(Top 76%)8314(Top 68%)8314(Top 459%)
10K6.21 mi3.10 mi21667-6938424-3558424-35522354(Top 79%)8784(Top 72%)8784(Top 485%)
15K9.32 mi3.11 mi21588+798355+698355+6921572(Top 76%)8314(Top 68%)8314(Top 459%)
20K12.43 mi3.11 mi21530+588330+258330+2521349(Top 75%)8227(Top 67%)8227(Top 454%)
Half13.11 mi0.68 mi21476+548299+318299+3120897(Top 74%)7980(Top 65%)7980(Top 440%)
25K15.53 mi2.42 mi21227+2498169+1308169+13019965(Top 70%)7513(Top 61%)7513(Top 414%)
30K18.64 mi3.11 mi20796+4317984+1857984+18519082(Top 67%)7164(Top 59%)7164(Top 395%)
20M20.00 mi1.36 mi20595+2017882+1027882+10218357(Top 65%)6930(Top 57%)6930(Top 382%)
21M21.00 mi1.00 mi20379+2167785+977785+9716741(Top 59%)6123(Top 50%)6123(Top 338%)
35K21.75 mi0.75 mi20311+687767+187767+1819115(Top 67%)7510(Top 61%)7510(Top 414%)
23M23.00 mi1.25 mi20176+1357713+547713+5417878(Top 63%)6935(Top 57%)6935(Top 383%)
24M24.00 mi1.00 mi20101+757691+227691+2218064(Top 64%)7074(Top 58%)7074(Top 390%)
40K24.85 mi0.85 mi20003+987660+317660+3117686(Top 62%)6973(Top 57%)6973(Top 385%)
25.2M25.20 mi0.35 mi19902+1017613+477613+4714020(Top 49%)5063(Top 41%)5063(Top 279%)
Finish26.22 mi1.02 mi19700+2027520+937520+9313148(Top 46%)4536(Top 37%)4536(Top 250%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

21572

Females

8314

F45-49

8314

5K→10K

3.1 - 6.2 mi

Top 79%
×5stories
+79ft-138ft

Overall

22354

Females

8784

F45-49

8784

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

21572

Females

8314

F45-49

8314

15K→20K

9.3 - 12.4 mi

Top 75%
×5stories
+106ft-86ft

Overall

21349

Females

8227

F45-49

8227

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

20897

Females

7980

F45-49

7980

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

19965

Females

7513

F45-49

7513

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

19082

Females

7164

F45-49

7164

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

18357

Females

6930

F45-49

6930

20M→21M

20.0 - 21.0 mi

Top 59%
×8stories
+106ft-24ft

Overall

16741

Females

6123

F45-49

6123

21M→35K

21.0 - 21.8 mi

Top 67%
×7stories
+17ft-86ft

Overall

19115

Females

7510

F45-49

7510

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

17878

Females

6935

F45-49

6935

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

18064

Females

7074

F45-49

7074

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

17686

Females

6973

F45-49

6973

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

14020

Females

5063

F45-49

5063

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

13148

Females

4536

F45-49

4536

Passing Analysis

Category:
Athletes Passed
2568
Passed By
1294
Net Change
+1274
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20974
5K → 10K83776-693#20974#21667
10K → 15K251172+79#21667#21588
15K → 20K221163+58#21588#21530
20K → Half6410+54#21530#21476
Half → 25K28839+249#21476#21227
25K → 30K45524+431#21227#20796
30K → 20M22019+201#20796#20595
20M → 21M2259+216#20595#20379
21M → 35K8921+68#20379#20311
35K → 23M15924+135#20311#20176
23M → 24M9520+75#20176#20101
24M → 40K11012+98#20101#20003
40K → 25.2M1010+101#20003#19902
25.2M → Finish2075+202#19902#19700
TOTALS25681294+1274
📊

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