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BOSTON MARATHON 2024

Catherine Mills

Bib: 16377•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 41%
Gender (Female)
#0 / 10924
Top 26%
Division (F18-39)
#0 / 4660
Top 43%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:48
Rank: #12024
Start → 5K
23:48 | 7:40/mi
10K· 6.21 mi
46:59
Rank: #11011 (+1013)
5K → 10K
23:11 | 7:28/mi
15K· 9.32 mi
1:10:39
Rank: #10811 (+200)
10K → 15K
23:40 | 7:37/mi
20K· 12.43 mi
1:35:04
Rank: #10795 (+16)
15K → 20K
24:25 | 7:52/mi
Half· 13.11 mi
1:40:28
Rank: #10852 (-57)
20K → Half
5:24 | 7:55/mi
25K· 15.53 mi
2:00:11
Rank: #10818 (+34)
Half → 25K
19:43 | 8:08/mi
30K· 18.64 mi
2:27:11
Rank: #10911 (-93)
25K → 30K
27:00 | 8:41/mi
20M
2:39:23
Rank: #10959 (-48)
30K → 20M
12:12 | 8:59/mi
21M
2:48:53
Rank: #10886 (+73)
20M → 21M
9:30 | 9:30/mi
35K· 21.75 mi
2:55:12
Rank: #10841 (+45)
21M → 35K
6:19 | 8:27/mi
23M
3:06:14
Rank: #10769 (+72)
35K → 23M
11:02 | 8:49/mi
24M
3:14:36
Rank: #10636 (+133)
23M → 24M
8:22 | 8:22/mi
40K· 24.85 mi
3:22:01
Rank: #10544 (+92)
24M → 40K
7:25 | 8:40/mi
25.2M
3:25:06
Rank: #10440 (+104)
40K → 25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:33:28
Rank: #10393 (+47)
25.2M → Finish
8:22 | 8:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:28
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:53:00
Pace8:37 /mi
📊Positive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1823:487:4023:48
7:40
-
10K
6.21 mi11:37:2946:597:3423:11
7:28
-0:12
15K
9.32 mi12:01:091:10:397:3523:40
7:37
+0:09
20K
12.43 mi12:25:341:35:047:3924:25
7:52
+0:15
Half
13.11 mi12:30:581:40:287:405:24
7:55
+0:03
25K
15.53 mi12:50:412:00:117:4419:43
8:08
+0:13
30K
18.64 mi13:17:412:27:117:5427:00
8:41
+0:33
20M
20.00 mi13:29:532:39:237:5812:12
8:59
+0:18
21M
21.00 mi13:39:232:48:538:039:30
9:30
+0:31
35K
21.75 mi13:45:422:55:128:036:19
8:27
-1:03
23M
23.00 mi13:56:443:06:148:0611:02
8:49
+0:22
24M
24.00 mi14:05:063:14:368:078:22
8:22
-0:27
40K
24.85 mi14:12:313:22:018:087:25
8:40
+0:18
25.2M
25.20 mi14:15:363:25:068:083:05
8:56
+0:16
Finish
26.22 mi14:23:583:33:288:098:22
8:13
-0:43

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

7:28 /mi

Average Pace

8:09 /mi

Slowest Pace

9:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:28

47% of race

Time at Steady Pace

42:46

20% of race

Time at Slower Pace

1:10:14

33% of race

Average Pace: 8:08 /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 mi11:14:1823:487:4023:48
7:40
#12024
10K
6.21 mi11:37:2946:597:3423:11
7:28
#11011
15K
9.32 mi12:01:091:10:397:3523:40
7:37
#10811
20K
12.43 mi12:25:341:35:047:3924:25
7:52
#10795
Half
13.11 mi12:30:581:40:287:405:24
7:55
#10852
25K
15.53 mi12:50:412:00:117:4419:43
8:08
#10818
30K
18.64 mi13:17:412:27:117:5427:00
8:41
#10911
20M
20.00 mi13:29:532:39:237:5812:12
8:59
#10959
21M
21.00 mi13:39:232:48:538:039:30
9:30
#10886
35K
21.75 mi13:45:422:55:128:036:19
8:27
#10841
23M
23.00 mi13:56:443:06:148:0611:02
8:49
#10769
24M
24.00 mi14:05:063:14:368:078:22
8:22
#10636
40K
24.85 mi14:12:313:22:018:087:25
8:40
#10544
25.2M
25.20 mi14:15:363:25:068:083:05
8:56
#10440
Finish
26.22 mi14:23:583:33:288:098:22
8:13
#10393
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi120243146314610580(Top 41%)2472(Top 23%)2472(Top 53%)
10K6.21 mi3.10 mi11011+10132623+5232623+5239962(Top 39%)2081(Top 19%)2081(Top 45%)
15K9.32 mi3.11 mi10811+2002522+1012522+10110580(Top 41%)2472(Top 23%)2472(Top 53%)
20K12.43 mi3.11 mi10795+162560-382560-3810832(Top 42%)2727(Top 25%)2727(Top 59%)
Half13.11 mi0.68 mi10852-572598-382598-3812169(Top 48%)3407(Top 31%)3407(Top 73%)
25K15.53 mi2.42 mi10818+342640-422640-4210987(Top 43%)2956(Top 27%)2956(Top 63%)
30K18.64 mi3.11 mi10911-932780-1402780-14011640(Top 46%)3539(Top 32%)3539(Top 76%)
20M20.00 mi1.36 mi10959-482862-822862-8212011(Top 47%)4023(Top 37%)4023(Top 86%)
21M21.00 mi1.00 mi10886+732880-182880-1810856(Top 42%)3666(Top 34%)3666(Top 79%)
35K21.75 mi0.75 mi10841+452895-152895-1510423(Top 41%)3448(Top 32%)3448(Top 74%)
23M23.00 mi1.25 mi10769+722911-162911-1610175(Top 40%)3483(Top 32%)3483(Top 75%)
24M24.00 mi1.00 mi10636+1332892+192892+198684(Top 34%)2796(Top 26%)2796(Top 60%)
40K24.85 mi0.85 mi10544+922895-32895-39273(Top 36%)3220(Top 29%)3220(Top 69%)
25.2M25.20 mi0.35 mi10440+1042860+352860+356370(Top 25%)1901(Top 17%)1901(Top 41%)
Finish26.22 mi1.02 mi10393+472875-152875-159846(Top 39%)3445(Top 32%)3445(Top 74%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21stories
+97ft-345ft

Overall

10580

Females

2472

F18-39

2472

5K→10K

3.1 - 6.2 mi

Top 39%
×5stories
+79ft-138ft

Overall

9962

Females

2081

F18-39

2081

10K→15K

6.2 - 9.3 mi

Top 41%
×3stories
+67ft-78ft

Overall

10580

Females

2472

F18-39

2472

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

10832

Females

2727

F18-39

2727

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

12169

Females

3407

F18-39

3407

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

10987

Females

2956

F18-39

2956

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

11640

Females

3539

F18-39

3539

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

12011

Females

4023

F18-39

4023

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

10856

Females

3666

F18-39

3666

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

10423

Females

3448

F18-39

3448

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10175

Females

3483

F18-39

3483

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

8684

Females

2796

F18-39

2796

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9273

Females

3220

F18-39

3220

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6370

Females

1901

F18-39

1901

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

9846

Females

3445

F18-39

3445

Passing Analysis

Category:
Athletes Passed
3177*
Passed By
1546
Net Change
+1631
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12024
5K → 10K102916+1013#12024#11011
10K → 15K313113+200#11011#10811
15K → 20K225209+16#10811#10795
20K → Half2784-57#10795#10852
Half → 25K243209+34#10852#10818
25K → 30K260353-93#10818#10911
30K → 20M116164-48#10911#10959
20M → 21M184111+73#10959#10886
21M → 35K9954+45#10886#10841
35K → 23M16593+72#10841#10769
23M → 24M17138+133#10769#10636
24M → 40K140*48+92#10636#10544
40K → 25.2M1084+104#10544#10440
25.2M → Finish9750+47#10440#10393
TOTALS3177*1546+1631

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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