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BOSTON MARATHON 2024

Katelyn Harrop

Bib: 26504•F

MA

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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:15/mi
28:44
↑ 97↓ 3451.5%
10K· 6.21 mi
9:29/mi
58:11
↑ 79↓ 1380.4%
15K· 9.32 mi
9:15/mi
1:26:56
↑ 67↓ 78
20K· 12.43 mi
9:47/mi
1:57:21
↑ 106↓ 860.1%
Half· 13.11 mi
9:39/mi
2:03:56
↑ 19↓ 370.5%
25K· 15.53 mi
10:03/mi
2:28:19
↑ 66↓ 880.2%
30K· 18.64 mi
10:10/mi
2:59:54
↑ 181↓ 1480.2%
20M
10:10/mi
3:13:43
↑ 64↓ 500.2%
21M
10:49/mi
3:24:32
↑ 106↓ 241.6%
35K· 21.75 mi
10:03/mi
3:32:03
↑ 17↓ 861.7%
23M
10:23/mi
3:45:03
↑ 23↓ 630.6%
24M
9:53/mi
3:54:56
↓ 821.3%
40K· 24.85 mi
9:48/mi
4:03:19
↓ 200.3%
25.2M
11:01/mi
4:07:07
↑ 13↓ 160.2%
Finish· 26.22 mi
9:13/mi
4:16:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:56
Pace9:27 /mi
2nd Half
Distance13.11 mi
Time2:12:35
Pace10:07 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5428:449:1528:44
9:15
-
10K
6.21 mi12:20:2158:119:2229:27
9:29
+0:14
15K
9.32 mi12:49:061:26:569:2028:45
9:15
-0:14
20K
12.43 mi13:19:311:57:219:2730:25
9:47
+0:32
Half
13.11 mi13:26:062:03:569:276:35
9:39
-0:08
25K
15.53 mi13:50:292:28:199:3324:23
10:03
+0:24
30K
18.64 mi14:22:042:59:549:3931:35
10:10
+0:07
20M
20.00 mi14:35:533:13:439:4113:49
10:10
0:00
21M
21.00 mi14:46:423:24:329:4410:49
10:49
+0:39
35K
21.75 mi14:54:133:32:039:457:31
10:03
-0:46
23M
23.00 mi15:07:133:45:039:4713:00
10:23
+0:20
24M
24.00 mi15:17:063:54:569:479:53
9:53
-0:30
40K
24.85 mi15:25:294:03:199:478:23
9:48
-0:05
25.2M
25.20 mi15:29:174:07:079:483:48
11:01
+1:13
Finish
26.22 mi15:38:414:16:319:479:24
9:13
-1:48

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

9:13 /mi

Average Pace

9:47 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:30

72% of race

Time at Steady Pace

1:09:13

27% of race

Time at Slower Pace

3:48

1% of race

Average Pace: 9:47 /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 mi11:50:5428:449:1528:44
9:15
#20976
10K
6.21 mi12:20:2158:119:2229:27
9:29
#21169
15K
9.32 mi12:49:061:26:569:2028:45
9:15
#20729
20K
12.43 mi13:19:311:57:219:2730:25
9:47
#20524
Half
13.11 mi13:26:062:03:569:276:35
9:39
#20500
25K
15.53 mi13:50:292:28:199:3324:23
10:03
#20282
30K
18.64 mi14:22:042:59:549:3931:35
10:10
#19818
20M
20.00 mi14:35:533:13:439:4113:49
10:10
#19612
21M
21.00 mi14:46:423:24:329:4410:49
10:49
#19361
35K
21.75 mi14:54:133:32:039:457:31
10:03
#19277
23M
23.00 mi15:07:133:45:039:4713:00
10:23
#19088
24M
24.00 mi15:17:063:54:569:479:53
9:53
#18923
40K
24.85 mi15:25:294:03:199:478:23
9:48
#18743
25.2M
25.20 mi15:29:174:07:079:483:48
11:01
#18691
Finish
26.22 mi15:38:414:16:319:479:24
9:13
#18560
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi209768391839119890(Top 78%)7724(Top 71%)7724(Top 166%)
10K6.21 mi3.10 mi21169-1938467-768467-7621305(Top 83%)8539(Top 78%)8539(Top 183%)
15K9.32 mi3.11 mi20729+4408211+2568211+25619890(Top 78%)7724(Top 71%)7724(Top 166%)
20K12.43 mi3.11 mi20524+2058107+1048107+10420031(Top 78%)7826(Top 72%)7826(Top 168%)
Half13.11 mi0.68 mi20500+248093+148093+1420533(Top 80%)8158(Top 75%)8158(Top 175%)
25K15.53 mi2.42 mi20282+2187991+1027991+10219272(Top 75%)7523(Top 69%)7523(Top 161%)
30K18.64 mi3.11 mi19818+4647795+1967795+19617862(Top 70%)6968(Top 64%)6968(Top 150%)
20M20.00 mi1.36 mi19612+2067725+707725+7017031(Top 67%)6735(Top 62%)6735(Top 145%)
21M21.00 mi1.00 mi19361+2517621+1047621+10415840(Top 62%)6247(Top 57%)6247(Top 134%)
35K21.75 mi0.75 mi19277+847589+327589+3217333(Top 68%)7018(Top 64%)7018(Top 151%)
23M23.00 mi1.25 mi19088+1897511+787511+7816701(Top 65%)6758(Top 62%)6758(Top 145%)
24M24.00 mi1.00 mi18923+1657440+717440+7115932(Top 62%)6413(Top 59%)6413(Top 138%)
40K24.85 mi0.85 mi18743+1807367+737367+7314316(Top 56%)5690(Top 52%)5690(Top 122%)
25.2M25.20 mi0.35 mi18691+527351+167351+1614639(Top 57%)5884(Top 54%)5884(Top 126%)
Finish26.22 mi1.02 mi18560+1317314+377314+3715279(Top 60%)6140(Top 56%)6140(Top 132%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

19890

Females

7724

F18-39

7724

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

21305

Females

8539

F18-39

8539

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

19890

Females

7724

F18-39

7724

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

20031

Females

7826

F18-39

7826

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

20533

Females

8158

F18-39

8158

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

19272

Females

7523

F18-39

7523

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

17862

Females

6968

F18-39

6968

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

17031

Females

6735

F18-39

6735

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

15840

Females

6247

F18-39

6247

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

17333

Females

7018

F18-39

7018

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

16701

Females

6758

F18-39

6758

23M→24M

23.0 - 24.0 mi

Top 62%
×6story building
+12ft-82ft

Overall

15932

Females

6413

F18-39

6413

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14316

Females

5690

F18-39

5690

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

14639

Females

5884

F18-39

5884

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2story building
+22ft-21ft

Overall

15279

Females

6140

F18-39

6140

Passing Analysis

Category:
Athletes Passed
3043
Passed By
627
Net Change
+2416
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20976
5K → 10K170363-193#20976#21169
10K → 15K46727+440#21169#20729
15K → 20K28883+205#20729#20524
20K → Half4521+24#20524#20500
Half → 25K26850+218#20500#20282
25K → 30K47814+464#20282#19818
30K → 20M2159+206#19818#19612
20M → 21M2554+251#19612#19361
21M → 35K10218+84#19361#19277
35K → 23M20718+189#19277#19088
23M → 24M1727+165#19088#18923
24M → 40K1822+180#18923#18743
40K → 25.2M564+52#18743#18691
25.2M → Finish1387+131#18691#18560
TOTALS3043627+2416
📊

Passing Visuals

Category:
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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