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BOSTON MARATHON 2024

Catherine Sellers

Bib: 15028•F

VA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:18
Rank: #13285
Start → 5K
24:18 | 7:49/mi
10K· 6.21 mi
48:32
Rank: #12961 (+324)
5K → 10K
24:14 | 7:48/mi
15K· 9.32 mi
1:12:33
Rank: #12396 (+565)
10K → 15K
24:01 | 7:44/mi
20K· 12.43 mi
1:37:02
Rank: #11980 (+416)
15K → 20K
24:29 | 7:53/mi
Half· 13.11 mi
1:42:30
Rank: #12018 (-38)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:03:23
Rank: #12298 (-280)
Half → 25K
20:53 | 8:37/mi
30K· 18.64 mi
2:34:03
Rank: #13394 (-1096)
25K → 30K
30:40 | 9:52/mi
20M
2:46:52
Rank: #13424 (-30)
30K → 20M
12:49 | 9:26/mi
21M
2:57:41
Rank: #13620 (-196)
20M → 21M
10:49 | 10:49/mi
35K· 21.75 mi
3:06:24
Rank: #14114 (-494)
21M → 35K
8:43 | 11:39/mi
23M
3:22:17
Rank: #15062 (-948)
35K → 23M
15:53 | 12:41/mi
24M
3:34:02
Rank: #15536 (-474)
23M → 24M
11:45 | 11:45/mi
40K· 24.85 mi
3:44:39
Rank: #15877 (-341)
24M → 40K
10:37 | 12:25/mi
25.2M
3:49:06
Rank: #15980 (-103)
40K → 25.2M
4:27 | 12:54/mi
Finish· 26.22 mi
3:59:27
Rank: #16140 (-160)
25.2M → Finish
10:21 | 10:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:30
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time2:16:57
Pace10:27 /mi
📊Positive Split: 33.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:5724:187:4924:18
7:49
-
10K
6.21 mi11:21:1148:327:4924:14
7:48
-0:01
15K
9.32 mi11:45:121:12:337:4724:01
7:44
-0:04
20K
12.43 mi12:09:411:37:027:4824:29
7:53
+0:09
Half
13.11 mi12:15:091:42:307:495:28
8:01
+0:08
25K
15.53 mi12:36:022:03:237:5720:53
8:37
+0:36
30K
18.64 mi13:06:422:34:038:1630:40
9:52
+1:15
20M
20.00 mi13:19:312:46:528:2112:49
9:26
-0:26
21M
21.00 mi13:30:202:57:418:2810:49
10:49
+1:23
35K
21.75 mi13:39:033:06:248:348:43
11:39
+0:50
23M
23.00 mi13:54:563:22:178:4815:53
12:41
+1:02
24M
24.00 mi14:06:413:34:028:5511:45
11:45
-0:56
40K
24.85 mi14:17:183:44:399:0210:37
12:25
+0:40
25.2M
25.20 mi14:21:453:49:069:054:27
12:54
+0:29
Finish
26.22 mi14:32:063:59:279:0810:21
10:09
-2:45

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

7:44 /mi

Average Pace

9:08 /mi

Slowest Pace

12:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:23

52% of race

Time at Steady Pace

53:50

22% of race

Time at Slower Pace

1:02:14

26% of race

Average Pace: 9:08 /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 mi10:56:5724:187:4924:18
7:49
#13285
10K
6.21 mi11:21:1148:327:4924:14
7:48
#12961
15K
9.32 mi11:45:121:12:337:4724:01
7:44
#12396
20K
12.43 mi12:09:411:37:027:4824:29
7:53
#11980
Half
13.11 mi12:15:091:42:307:495:28
8:01
#12018
25K
15.53 mi12:36:022:03:237:5720:53
8:37
#12298
30K
18.64 mi13:06:422:34:038:1630:40
9:52
#13394
20M
20.00 mi13:19:312:46:528:2112:49
9:26
#13424
21M
21.00 mi13:30:202:57:418:2810:49
10:49
#13620
35K
21.75 mi13:39:033:06:248:348:43
11:39
#14114
23M
23.00 mi13:54:563:22:178:4815:53
12:41
#15062
24M
24.00 mi14:06:413:34:028:5511:45
11:45
#15536
40K
24.85 mi14:17:183:44:399:0210:37
12:25
#15877
25.2M
25.20 mi14:21:453:49:069:054:27
12:54
#15980
Finish
26.22 mi14:32:063:59:279:0810:21
10:09
#16140
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi132853889388911439(Top 45%)2925(Top 27%)2925(Top 63%)
10K6.21 mi3.10 mi12961+3243708+1813708+18112680(Top 50%)3582(Top 33%)3582(Top 77%)
15K9.32 mi3.11 mi12396+5653409+2993409+29911439(Top 45%)2925(Top 27%)2925(Top 63%)
20K12.43 mi3.11 mi11980+4163205+2043205+20411005(Top 43%)2820(Top 26%)2820(Top 61%)
Half13.11 mi0.68 mi12018-383234-293234-2912934(Top 51%)3863(Top 35%)3863(Top 83%)
25K15.53 mi2.42 mi12298-2803430-1963430-19613681(Top 54%)4430(Top 41%)4430(Top 95%)
30K18.64 mi3.11 mi13394-10964134-7044134-70416903(Top 66%)6458(Top 59%)6458(Top 139%)
20M20.00 mi1.36 mi13424-304227-934227-9314231(Top 56%)5257(Top 48%)5257(Top 113%)
21M21.00 mi1.00 mi13620-1964395-1684395-16815826(Top 62%)6233(Top 57%)6233(Top 134%)
35K21.75 mi0.75 mi14114-4944686-2914686-29121173(Top 83%)8926(Top 82%)8926(Top 192%)
23M23.00 mi1.25 mi15062-9485276-5905276-59022024(Top 86%)9380(Top 86%)9380(Top 201%)
24M24.00 mi1.00 mi15536-4745597-3215597-32120919(Top 82%)8892(Top 81%)8892(Top 191%)
40K24.85 mi0.85 mi15877-3415804-2075804-20721245(Top 83%)9104(Top 83%)9104(Top 195%)
25.2M25.20 mi0.35 mi15980-1035868-645868-6419474(Top 76%)8249(Top 76%)8249(Top 177%)
Finish26.22 mi1.02 mi16140-1605988-1205988-12018937(Top 74%)7938(Top 73%)7938(Top 170%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

11439

Females

2925

F18-39

2925

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

12680

Females

3582

F18-39

3582

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

11439

Females

2925

F18-39

2925

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

11005

Females

2820

F18-39

2820

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

12934

Females

3863

F18-39

3863

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

13681

Females

4430

F18-39

4430

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

16903

Females

6458

F18-39

6458

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

14231

Females

5257

F18-39

5257

20M→21M

20.0 - 21.0 mi

Top 62%
×8stories
+106ft-24ft

Overall

15826

Females

6233

F18-39

6233

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

21173

Females

8926

F18-39

8926

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

22024

Females

9380

F18-39

9380

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

20919

Females

8892

F18-39

8892

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

21245

Females

9104

F18-39

9104

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19474

Females

8249

F18-39

8249

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

18937

Females

7938

F18-39

7938

Passing Analysis

Category:
Athletes Passed
2168
Passed By
5023
Net Change
-2855
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13285
5K → 10K484160+324#13285#12961
10K → 15K59631+565#12961#12396
15K → 20K46852+416#12396#11980
20K → Half3371-38#11980#12018
Half → 25K157437-280#12018#12298
25K → 30K701166-1096#12298#13394
30K → 20M140170-30#13394#13424
20M → 21M78274-196#13424#13620
21M → 35K18512-494#13620#14114
35K → 23M19967-948#14114#15062
23M → 24M23497-474#15062#15536
24M → 40K27368-341#15536#15877
40K → 25.2M12115-103#15877#15980
25.2M → Finish43203-160#15980#16140
TOTALS21685023-2855
📊

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