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BOSTON MARATHON 2025

Colleen Mclaughlin

Bib: 14529•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 24%
Gender (Female)
#0 / 12228
Top 7%
Division (F18-39)
#0 / 5469
Top 14%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:17
Rank: #9247
Start → 5K
22:17 | 7:10/mi
10K· 6.21 mi
44:26
Rank: #9042 (+205)
5K → 10K
22:09 | 7:08/mi
15K· 9.32 mi
1:06:28
Rank: #8752 (+290)
10K → 15K
22:02 | 7:06/mi
20K· 12.43 mi
1:28:46
Rank: #8489 (+263)
15K → 20K
22:18 | 7:11/mi
Half· 13.11 mi
1:33:36
Rank: #8459 (+30)
20K → Half
4:50 | 7:05/mi
25K· 15.53 mi
1:50:58
Rank: #8243 (+216)
Half → 25K
17:22 | 7:10/mi
30K· 18.64 mi
2:13:41
Rank: #7842 (+401)
25K → 30K
22:43 | 7:19/mi
20M
2:23:33
Rank: #7583 (+259)
30K → 20M
9:52 | 7:16/mi
21M
2:31:09
Rank: #7370 (+213)
20M → 21M
7:36 | 7:36/mi
35K· 21.75 mi
2:36:25
Rank: #7267 (+103)
21M → 35K
5:16 | 7:02/mi
23M
2:45:29
Rank: #7072 (+195)
35K → 23M
9:04 | 7:14/mi
24M
2:52:45
Rank: #6999 (+73)
23M → 24M
7:16 | 7:16/mi
40K· 24.85 mi
2:59:03
Rank: #6912 (+87)
24M → 40K
6:18 | 7:22/mi
25.2M
3:01:47
Rank: #6851 (+61)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
3:08:52
Rank: #6732 (+119)
25.2M → Finish
7:05 | 6:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:36
Pace7:08 /mi
2nd Half
Distance13.11 mi
Time1:35:16
Pace7:16 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3822:177:1022:17
7:10
-
10K
6.21 mi11:14:4744:267:0922:09
7:08
-0:02
15K
9.32 mi11:36:491:06:287:0822:02
7:06
-0:02
20K
12.43 mi11:59:071:28:467:0922:18
7:11
+0:05
Half
13.11 mi12:03:571:33:367:084:50
7:05
-0:06
25K
15.53 mi12:21:191:50:587:0917:22
7:10
+0:05
30K
18.64 mi12:44:022:13:417:1022:43
7:19
+0:09
20M
20.00 mi12:53:542:23:337:119:52
7:16
-0:03
21M
21.00 mi13:01:302:31:097:127:36
7:36
+0:20
35K
21.75 mi13:06:462:36:257:125:16
7:02
-0:34
23M
23.00 mi13:15:502:45:297:129:04
7:14
+0:12
24M
24.00 mi13:23:062:52:457:127:16
7:16
+0:02
40K
24.85 mi13:29:242:59:037:126:18
7:22
+0:06
25.2M
25.20 mi13:32:083:01:477:132:44
7:56
+0:34
Finish
26.22 mi13:39:133:08:527:137:05
6:57
-0:59

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

6:57 /mi

Average Pace

7:13 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:08

99% of race

Time at Steady Pace

2:44

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:12 /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 mi10:52:3822:177:1022:17
7:10
#9247
10K
6.21 mi11:14:4744:267:0922:09
7:08
#9042
15K
9.32 mi11:36:491:06:287:0822:02
7:06
#8752
20K
12.43 mi11:59:071:28:467:0922:18
7:11
#8489
Half
13.11 mi12:03:571:33:367:084:50
7:05
#8459
25K
15.53 mi12:21:191:50:587:0917:22
7:10
#8243
30K
18.64 mi12:44:022:13:417:1022:43
7:19
#7842
20M
20.00 mi12:53:542:23:337:119:52
7:16
#7583
21M
21.00 mi13:01:302:31:097:127:36
7:36
#7370
35K
21.75 mi13:06:462:36:257:125:16
7:02
#7267
23M
23.00 mi13:15:502:45:297:129:04
7:14
#7072
24M
24.00 mi13:23:062:52:457:127:16
7:16
#6999
40K
24.85 mi13:29:242:59:037:126:18
7:22
#6912
25.2M
25.20 mi13:32:083:01:477:132:44
7:56
#6851
Finish
26.22 mi13:39:133:08:527:137:05
6:57
#6732
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9247148014808291(Top 29%)1152(Top 9%)1152(Top 21%)
10K6.21 mi3.10 mi9042+2051392+881392+888928(Top 31%)1343(Top 11%)1343(Top 25%)
15K9.32 mi3.11 mi8752+2901293+991293+998291(Top 29%)1152(Top 9%)1152(Top 21%)
20K12.43 mi3.11 mi8489+2631216+771216+778031(Top 28%)1113(Top 9%)1113(Top 20%)
Half13.11 mi0.68 mi8459+301204+121204+128215(Top 29%)1153(Top 9%)1153(Top 21%)
25K15.53 mi2.42 mi8243+2161142+621142+627360(Top 26%)981(Top 8%)981(Top 18%)
30K18.64 mi3.11 mi7842+4011039+1031039+1036520(Top 23%)838(Top 7%)838(Top 15%)
20M20.00 mi1.36 mi7583+259987+52987+525582(Top 20%)674(Top 6%)674(Top 12%)
21M21.00 mi1.00 mi7370+213945+42945+425154(Top 18%)654(Top 5%)654(Top 12%)
35K21.75 mi0.75 mi7267+103935+10935+105682(Top 20%)817(Top 7%)817(Top 15%)
23M23.00 mi1.25 mi7072+195909+26909+265155(Top 18%)719(Top 6%)719(Top 13%)
24M24.00 mi1.00 mi6999+73920-11920-116240(Top 22%)1155(Top 9%)1155(Top 21%)
40K24.85 mi0.85 mi6912+87913+7913+76041(Top 21%)1149(Top 9%)1149(Top 21%)
25.2M25.20 mi0.35 mi6851+61903+10903+105631(Top 20%)1094(Top 9%)1094(Top 20%)
Finish26.22 mi1.02 mi6732+119901+2901+25440(Top 19%)1032(Top 8%)1032(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

8291

Females

1152

F18-39

1152

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8928

Females

1343

F18-39

1343

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

8291

Females

1152

F18-39

1152

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

8031

Females

1113

F18-39

1113

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

8215

Females

1153

F18-39

1153

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

7360

Females

981

F18-39

981

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6520

Females

838

F18-39

838

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5582

Females

674

F18-39

674

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5154

Females

654

F18-39

654

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5682

Females

817

F18-39

817

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

5155

Females

719

F18-39

719

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

6240

Females

1155

F18-39

1155

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

6041

Females

1149

F18-39

1149

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5631

Females

1094

F18-39

1094

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5440

Females

1032

F18-39

1032

Passing Analysis

Category:
Athletes Passed
2897
Passed By
382
Net Change
+2515
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9247
5K → 10K331126+205#9247#9042
10K → 15K33747+290#9042#8752
15K → 20K31855+263#8752#8489
20K → Half4919+30#8489#8459
Half → 25K24125+216#8459#8243
25K → 30K41918+401#8243#7842
30K → 20M2623+259#7842#7583
20M → 21M2185+213#7583#7370
21M → 35K1074+103#7370#7267
35K → 23M2038+195#7267#7072
23M → 24M10532+73#7072#6999
24M → 40K10619+87#6999#6912
40K → 25.2M654+61#6912#6851
25.2M → Finish13617+119#6851#6732
TOTALS2897382+2515
📊

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