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BOSTON MARATHON 2023

Colleen Mclaughlin

Bib: 14989•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 9%
Division (F18-39)
#0 / 4884
Top 17%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:15
Rank: #9497
Start → 5K
23:15 | 7:29/mi
10K· 6.21 mi
46:03
Rank: #9266 (+231)
5K → 10K
22:48 | 7:20/mi
15K· 9.32 mi
1:08:32
Rank: #8860 (+406)
10K → 15K
22:29 | 7:14/mi
20K· 12.43 mi
1:31:04
Rank: #8453 (+407)
15K → 20K
22:32 | 7:15/mi
Half· 13.11 mi
1:35:59
Rank: #8424 (+29)
20K → Half
4:55 | 7:12/mi
25K· 15.53 mi
1:53:31
Rank: #8122 (+302)
Half → 25K
17:32 | 7:14/mi
30K· 18.64 mi
2:16:10
Rank: #7675 (+447)
25K → 30K
22:39 | 7:17/mi
20M
2:26:12
Rank: #7517 (+158)
30K → 20M
10:02 | 7:23/mi
21M
2:33:50
Rank: #7368 (+149)
20M → 21M
7:38 | 7:38/mi
35K· 21.75 mi
2:39:27
Rank: #7387 (-19)
21M → 35K
5:37 | 7:30/mi
23M
2:49:11
Rank: #7382 (+5)
35K → 23M
9:44 | 7:46/mi
24M
2:56:47
Rank: #7383 (-1)
23M → 24M
7:36 | 7:36/mi
40K· 24.85 mi
3:03:31
Rank: #7422 (-39)
24M → 40K
6:44 | 7:53/mi
25.2M
3:06:18
Rank: #7418 (+4)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:13:49
Rank: #7386 (+32)
25.2M → Finish
7:31 | 7:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:59
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:37:50
Pace7:28 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2923:157:2923:15
7:29
-
10K
6.21 mi11:15:1746:037:2522:48
7:20
-0:09
15K
9.32 mi11:37:461:08:327:2122:29
7:14
-0:06
20K
12.43 mi12:00:181:31:047:2022:32
7:15
+0:01
Half
13.11 mi12:05:131:35:597:194:55
7:12
-0:03
25K
15.53 mi12:22:451:53:317:1817:32
7:14
+0:02
30K
18.64 mi12:45:242:16:107:1822:39
7:17
+0:03
20M
20.00 mi12:55:262:26:127:1910:02
7:23
+0:06
21M
21.00 mi13:03:042:33:507:207:38
7:38
+0:15
35K
21.75 mi13:08:412:39:277:205:37
7:30
-0:08
23M
23.00 mi13:18:252:49:117:219:44
7:46
+0:16
24M
24.00 mi13:26:012:56:477:227:36
7:36
-0:10
40K
24.85 mi13:32:453:03:317:236:44
7:53
+0:17
25.2M
25.20 mi13:35:323:06:187:242:47
8:04
+0:11
Finish
26.22 mi13:43:033:13:497:247:31
7:23
-0:41

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

7:12 /mi

Average Pace

7:24 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:02

99% of race

Time at Steady Pace

2:47

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:24 /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 mi10:52:2923:157:2923:15
7:29
#9497
10K
6.21 mi11:15:1746:037:2522:48
7:20
#9266
15K
9.32 mi11:37:461:08:327:2122:29
7:14
#8860
20K
12.43 mi12:00:181:31:047:2022:32
7:15
#8453
Half
13.11 mi12:05:131:35:597:194:55
7:12
#8424
25K
15.53 mi12:22:451:53:317:1817:32
7:14
#8122
30K
18.64 mi12:45:242:16:107:1822:39
7:17
#7675
20M
20.00 mi12:55:262:26:127:1910:02
7:23
#7517
21M
21.00 mi13:03:042:33:507:207:38
7:38
#7368
35K
21.75 mi13:08:412:39:277:205:37
7:30
#7387
23M
23.00 mi13:18:252:49:117:219:44
7:46
#7382
24M
24.00 mi13:26:012:56:477:227:36
7:36
#7383
40K
24.85 mi13:32:453:03:317:236:44
7:53
#7422
25.2M
25.20 mi13:35:323:06:187:242:47
8:04
#7418
Finish
26.22 mi13:43:033:13:497:247:31
7:23
#7386
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9497161216128075(Top 30%)1097(Top 10%)1097(Top 22%)
10K6.21 mi3.10 mi9266+2311520+921520+929159(Top 34%)1476(Top 13%)1476(Top 30%)
15K9.32 mi3.11 mi8860+4061370+1501370+1508075(Top 30%)1097(Top 10%)1097(Top 22%)
20K12.43 mi3.11 mi8453+4071218+1521218+1527463(Top 28%)921(Top 8%)921(Top 19%)
Half13.11 mi0.68 mi8424+291210+81210+87967(Top 30%)1076(Top 9%)1076(Top 22%)
25K15.53 mi2.42 mi8122+3021126+841126+846869(Top 26%)798(Top 7%)798(Top 16%)
30K18.64 mi3.11 mi7675+447988+138988+1385982(Top 22%)627(Top 5%)627(Top 13%)
20M20.00 mi1.36 mi7517+158966+22966+226127(Top 23%)741(Top 6%)741(Top 15%)
21M21.00 mi1.00 mi7368+149925+41925+415307(Top 20%)616(Top 5%)616(Top 13%)
35K21.75 mi0.75 mi7387-19944-19944-198602(Top 32%)1721(Top 15%)1721(Top 35%)
23M23.00 mi1.25 mi7382+5970-26970-268244(Top 31%)1682(Top 15%)1682(Top 34%)
24M24.00 mi1.00 mi7383-1983-13983-138416(Top 32%)1835(Top 16%)1835(Top 38%)
40K24.85 mi0.85 mi7422-391027-441027-449187(Top 35%)2249(Top 20%)2249(Top 46%)
25.2M25.20 mi0.35 mi7418+41035-81035-86959(Top 26%)1382(Top 12%)1382(Top 28%)
Finish26.22 mi1.02 mi7386+321041-61041-67644(Top 29%)1673(Top 15%)1673(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

8075

Females

1097

F18-39

1097

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9159

Females

1476

F18-39

1476

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

8075

Females

1097

F18-39

1097

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7463

Females

921

F18-39

921

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

7967

Females

1076

F18-39

1076

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

6869

Females

798

F18-39

798

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5982

Females

627

F18-39

627

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6127

Females

741

F18-39

741

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5307

Females

616

F18-39

616

21M→35K

21.0 - 21.8 mi

Top 32%
×7stories
+17ft-86ft

Overall

8602

Females

1721

F18-39

1721

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8244

Females

1682

F18-39

1682

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8416

Females

1835

F18-39

1835

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9187

Females

2249

F18-39

2249

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6959

Females

1382

F18-39

1382

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

7644

Females

1673

F18-39

1673

Passing Analysis

Category:
Athletes Passed
2713
Passed By
602
Net Change
+2111
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9497
5K → 10K406175+231#9497#9266
10K → 15K43125+406#9266#8860
15K → 20K4169+407#8860#8453
20K → Half4011+29#8453#8424
Half → 25K31210+302#8424#8122
25K → 30K4514+447#8122#7675
30K → 20M16911+158#7675#7517
20M → 21M15910+149#7517#7368
21M → 35K3958-19#7368#7387
35K → 23M7772+5#7387#7382
23M → 24M5354-1#7382#7383
24M → 40K4685-39#7383#7422
40K → 25.2M2622+4#7422#7418
25.2M → Finish8856+32#7418#7386
TOTALS2713602+2111
📊

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