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BOSTON MARATHON 2023

Caroline Madigan

Bib: 13258•F

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 38%
Gender (Female)
#0 / 11423
Top 19%
Division (F18-39)
#0 / 4884
Top 33%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:16
Rank: #9546
Start → 5K
23:16 | 7:29/mi
10K· 6.21 mi
46:52
Rank: #10415 (-869)
5K → 10K
23:36 | 7:36/mi
15K· 9.32 mi
1:10:12
Rank: #10350 (+65)
10K → 15K
23:20 | 7:31/mi
20K· 12.43 mi
1:34:49
Rank: #10963 (-613)
15K → 20K
24:37 | 7:55/mi
Half· 13.11 mi
1:40:14
Rank: #11090 (-127)
20K → Half
5:25 | 7:56/mi
25K· 15.53 mi
1:59:32
Rank: #11257 (-167)
Half → 25K
19:18 | 7:58/mi
30K· 18.64 mi
2:24:39
Rank: #11247 (+10)
25K → 30K
25:07 | 8:05/mi
20M
2:35:33
Rank: #11168 (+79)
30K → 20M
10:54 | 8:01/mi
21M
2:43:47
Rank: #10995 (+173)
20M → 21M
8:14 | 8:14/mi
35K· 21.75 mi
2:49:29
Rank: #10921 (+74)
21M → 35K
5:42 | 7:37/mi
23M
2:59:08
Rank: #10708 (+213)
35K → 23M
9:39 | 7:42/mi
24M
3:06:40
Rank: #10570 (+138)
23M → 24M
7:32 | 7:32/mi
40K· 24.85 mi
3:13:08
Rank: #10403 (+167)
24M → 40K
6:28 | 7:34/mi
25.2M
3:15:53
Rank: #10314 (+89)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
3:23:15
Rank: #10129 (+185)
25.2M → Finish
7:22 | 7:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:14
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:43:01
Pace7:52 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:4523:167:2923:16
7:29
-
10K
6.21 mi11:19:2146:527:3323:36
7:36
+0:07
15K
9.32 mi11:42:411:10:127:3223:20
7:31
-0:05
20K
12.43 mi12:07:181:34:497:3824:37
7:55
+0:24
Half
13.11 mi12:12:431:40:147:395:25
7:56
+0:01
25K
15.53 mi12:32:011:59:327:4219:18
7:58
+0:02
30K
18.64 mi12:57:082:24:397:4625:07
8:05
+0:07
20M
20.00 mi13:08:022:35:337:4710:54
8:01
-0:04
21M
21.00 mi13:16:162:43:477:488:14
8:14
+0:13
35K
21.75 mi13:21:582:49:297:485:42
7:37
-0:37
23M
23.00 mi13:31:372:59:087:479:39
7:42
+0:05
24M
24.00 mi13:39:093:06:407:477:32
7:32
-0:10
40K
24.85 mi13:45:373:13:087:466:28
7:34
+0:02
25.2M
25.20 mi13:48:223:15:537:462:45
7:58
+0:24
Finish
26.22 mi13:55:443:23:157:457:22
7:14
-0:44

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

7:14 /mi

Average Pace

7:45 /mi

Slowest Pace

8:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:57

67% of race

Time at Steady Pace

1:06:18

33% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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 mi10:55:4523:167:2923:16
7:29
#9546
10K
6.21 mi11:19:2146:527:3323:36
7:36
#10415
15K
9.32 mi11:42:411:10:127:3223:20
7:31
#10350
20K
12.43 mi12:07:181:34:497:3824:37
7:55
#10963
Half
13.11 mi12:12:431:40:147:395:25
7:56
#11090
25K
15.53 mi12:32:011:59:327:4219:18
7:58
#11257
30K
18.64 mi12:57:082:24:397:4625:07
8:05
#11247
20M
20.00 mi13:08:022:35:337:4710:54
8:01
#11168
21M
21.00 mi13:16:162:43:477:488:14
8:14
#10995
35K
21.75 mi13:21:582:49:297:485:42
7:37
#10921
23M
23.00 mi13:31:372:59:087:479:39
7:42
#10708
24M
24.00 mi13:39:093:06:407:477:32
7:32
#10570
40K
24.85 mi13:45:373:13:087:466:28
7:34
#10403
25.2M
25.20 mi13:48:223:15:537:462:45
7:58
#10314
Finish
26.22 mi13:55:443:23:157:457:22
7:14
#10129
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi95461639163910273(Top 39%)1971(Top 17%)1971(Top 40%)
10K6.21 mi3.10 mi10415-8692036-3972036-39711303(Top 42%)2493(Top 22%)2493(Top 51%)
15K9.32 mi3.11 mi10350+651985+511985+5110273(Top 39%)1971(Top 17%)1971(Top 40%)
20K12.43 mi3.11 mi10963-6132318-3332318-33312813(Top 48%)3439(Top 30%)3439(Top 70%)
Half13.11 mi0.68 mi11090-1272379-612379-6113880(Top 52%)3989(Top 35%)3989(Top 82%)
25K15.53 mi2.42 mi11257-1672507-1282507-12812401(Top 47%)3301(Top 29%)3301(Top 68%)
30K18.64 mi3.11 mi11247+102558-512558-5111543(Top 43%)2923(Top 26%)2923(Top 60%)
20M20.00 mi1.36 mi11168+792527+312527+3110434(Top 39%)2442(Top 21%)2442(Top 50%)
21M21.00 mi1.00 mi10995+1732458+692458+698826(Top 33%)1853(Top 16%)1853(Top 38%)
35K21.75 mi0.75 mi10921+742435+232435+239438(Top 35%)2115(Top 19%)2115(Top 43%)
23M23.00 mi1.25 mi10708+2132361+742361+747805(Top 29%)1503(Top 13%)1503(Top 31%)
24M24.00 mi1.00 mi10570+1382315+462315+467971(Top 30%)1671(Top 15%)1671(Top 34%)
40K24.85 mi0.85 mi10403+1672258+572258+577150(Top 27%)1437(Top 13%)1437(Top 29%)
25.2M25.20 mi0.35 mi10314+892220+382220+386456(Top 24%)1240(Top 11%)1240(Top 25%)
Finish26.22 mi1.02 mi10129+1852159+612159+616657(Top 25%)1308(Top 11%)1308(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10273

Females

1971

F18-39

1971

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

11303

Females

2493

F18-39

2493

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10273

Females

1971

F18-39

1971

15K→20K

9.3 - 12.4 mi

Top 48%
×5stories
+106ft-86ft

Overall

12813

Females

3439

F18-39

3439

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

13880

Females

3989

F18-39

3989

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

12401

Females

3301

F18-39

3301

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11543

Females

2923

F18-39

2923

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

10434

Females

2442

F18-39

2442

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

8826

Females

1853

F18-39

1853

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9438

Females

2115

F18-39

2115

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

7805

Females

1503

F18-39

1503

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

7971

Females

1671

F18-39

1671

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7150

Females

1437

F18-39

1437

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6456

Females

1240

F18-39

1240

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6657

Females

1308

F18-39

1308

Passing Analysis

Category:
Athletes Passed
1831
Passed By
2413
Net Change
-583
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9546
5K → 10K68936-869#9546#10415
10K → 15K223158+65#10415#10350
15K → 20K35648-613#10350#10963
20K → Half3130-127#10963#11090
Half → 25K77244-167#11090#11257
25K → 30K187177+10#11257#11247
30K → 20M13051+79#11247#11168
20M → 21M18613+173#11168#10995
21M → 35K8612+74#10995#10921
35K → 23M22714+213#10921#10708
23M → 24M15012+138#10708#10570
24M → 40K1747+167#10570#10403
40K → 25.2M912+89#10403#10314
25.2M → Finish1949+185#10314#10129
TOTALS18312413-583
📊

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