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BOSTON MARATHON 2024

Izzy Parker

Bib: 24609•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

Start
0:00:00
Race begins
5K· 3.11 mi
30:06
Rank: #22251
Start → 5K
30:06 | 9:41/mi
10K· 6.21 mi
1:00:53
Rank: #22321 (-70)
5K → 10K
30:47 | 9:54/mi
15K· 9.32 mi
1:39:44
Rank: #23836 (-1515)
10K → 15K
38:51 | 12:30/mi
20K· 12.43 mi
2:17:01
Rank: #23948 (-112)
15K → 20K
37:17 | 12:00/mi
Half· 13.11 mi
2:24:16
Rank: #23910 (+38)
20K → Half
7:15 | 10:38/mi
25K· 15.53 mi
2:55:01
Rank: #23941 (-31)
Half → 25K
30:45 | 12:41/mi
30K· 18.64 mi
3:33:21
Rank: #23687 (+254)
25K → 30K
38:20 | 12:20/mi
20M
3:49:45
Rank: #23530 (+157)
30K → 20M
16:24 | 12:04/mi
21M
4:04:18
Rank: #23488 (+42)
20M → 21M
14:33 | 14:33/mi
35K· 21.75 mi
4:14:21
Rank: #23500 (-12)
21M → 35K
10:03 | 13:26/mi
23M
4:29:05
Rank: #23356 (+144)
35K → 23M
14:44 | 11:46/mi
24M
4:42:02
Rank: #23356
23M → 24M
12:57 | 12:57/mi
40K· 24.85 mi
4:52:34
Rank: #23318 (+38)
24M → 40K
10:32 | 12:19/mi
25.2M
4:56:52
Rank: #23270 (+48)
40K → 25.2M
4:18 | 12:28/mi
Finish· 26.22 mi
5:07:25
Rank: #23190 (+80)
25.2M → Finish
10:33 | 10:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:24:16
Pace11:00 /mi
2nd Half
Distance13.11 mi
Time2:43:09
Pace12:27 /mi
📊Positive Split: 13.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:2330:069:4130:06
9:41
-
10K
6.21 mi12:16:101:00:539:4830:47
9:54
+0:13
15K
9.32 mi12:55:011:39:4410:4238:51
12:30
+2:36
20K
12.43 mi13:32:182:17:0111:0237:17
12:00
-0:30
Half
13.11 mi13:39:332:24:1611:007:15
10:38
-1:22
25K
15.53 mi14:10:182:55:0111:1630:45
12:41
+2:03
30K
18.64 mi14:48:383:33:2111:2738:20
12:20
-0:21
20M
20.00 mi15:05:023:49:4511:2916:24
12:04
-0:16
21M
21.00 mi15:19:354:04:1811:3814:33
14:33
+2:29
35K
21.75 mi15:29:384:14:2111:4210:03
13:26
-1:07
23M
23.00 mi15:44:224:29:0511:4214:44
11:46
-1:40
24M
24.00 mi15:57:194:42:0211:4512:57
12:57
+1:11
40K
24.85 mi16:07:514:52:3411:4610:32
12:19
-0:38
25.2M
25.20 mi16:12:094:56:5211:474:18
12:28
+0:09
Finish
26.22 mi16:22:425:07:2511:4410:33
10:21
-2:07

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

9:41 /mi

Average Pace

11:44 /mi

Slowest Pace

14:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:41

26% of race

Time at Steady Pace

3:24:08

66% of race

Time at Slower Pace

24:36

8% of race

Average Pace: 11:43 /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 mi11:45:2330:069:4130:06
9:41
#22251
10K
6.21 mi12:16:101:00:539:4830:47
9:54
#22321
15K
9.32 mi12:55:011:39:4410:4238:51
12:30
#23836
20K
12.43 mi13:32:182:17:0111:0237:17
12:00
#23948
Half
13.11 mi13:39:332:24:1611:007:15
10:38
#23910
25K
15.53 mi14:10:182:55:0111:1630:45
12:41
#23941
30K
18.64 mi14:48:383:33:2111:2738:20
12:20
#23687
20M
20.00 mi15:05:023:49:4511:2916:24
12:04
#23530
21M
21.00 mi15:19:354:04:1811:3814:33
14:33
#23488
35K
21.75 mi15:29:384:14:2111:4210:03
13:26
#23500
23M
23.00 mi15:44:224:29:0511:4214:44
11:46
#23356
24M
24.00 mi15:57:194:42:0211:4512:57
12:57
#23356
40K
24.85 mi16:07:514:52:3411:4610:32
12:19
#23318
25.2M
25.20 mi16:12:094:56:5211:474:18
12:28
#23270
Finish
26.22 mi16:22:425:07:2511:4410:33
10:21
#23190
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi222519028902825074(Top 98%)10623(Top 97%)10623(Top 228%)
10K6.21 mi3.10 mi22321-709069-419069-4122355(Top 87%)9098(Top 83%)9098(Top 195%)
15K9.32 mi3.11 mi23836-15159869-8009869-80025074(Top 98%)10623(Top 97%)10623(Top 228%)
20K12.43 mi3.11 mi23948-1129934-659934-6524000(Top 94%)10007(Top 92%)10007(Top 215%)
Half13.11 mi0.68 mi23910+389914+209914+2022915(Top 90%)9451(Top 87%)9451(Top 203%)
25K15.53 mi2.42 mi23941-319950-369950-3623914(Top 94%)10025(Top 92%)10025(Top 215%)
30K18.64 mi3.11 mi23687+2549846+1049846+10422486(Top 88%)9397(Top 86%)9397(Top 202%)
20M20.00 mi1.36 mi23530+1579780+669780+6621495(Top 84%)9014(Top 83%)9014(Top 193%)
21M21.00 mi1.00 mi23488+429775+59775+523053(Top 90%)9811(Top 90%)9811(Top 211%)
35K21.75 mi0.75 mi23500-129789-149789-1423745(Top 93%)10172(Top 93%)10172(Top 218%)
23M23.00 mi1.25 mi23356+1449740+499740+4920261(Top 79%)8529(Top 78%)8529(Top 183%)
24M24.00 mi1.00 mi233569749-99749-923012(Top 90%)9903(Top 91%)9903(Top 213%)
40K24.85 mi0.85 mi23318+389735+149735+1421082(Top 83%)9037(Top 83%)9037(Top 194%)
25.2M25.20 mi0.35 mi23270+489712+239712+2318501(Top 72%)7786(Top 71%)7786(Top 167%)
Finish26.22 mi1.02 mi23190+809683+299683+2919588(Top 77%)8281(Top 76%)8281(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21stories
+97ft-345ft

Overall

25074

Females

10623

F18-39

10623

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

22355

Females

9098

F18-39

9098

10K→15K

6.2 - 9.3 mi

Top 98%
×3stories
+67ft-78ft

Overall

25074

Females

10623

F18-39

10623

15K→20K

9.3 - 12.4 mi

Top 94%
×5stories
+106ft-86ft

Overall

24000

Females

10007

F18-39

10007

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

22915

Females

9451

F18-39

9451

Half→25K

13.1 - 15.5 mi

Top 94%
×4stories
+66ft-88ft

Overall

23914

Females

10025

F18-39

10025

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

22486

Females

9397

F18-39

9397

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

21495

Females

9014

F18-39

9014

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

23053

Females

9811

F18-39

9811

21M→35K

21.0 - 21.8 mi

Top 93%
×7stories
+17ft-86ft

Overall

23745

Females

10172

F18-39

10172

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

20261

Females

8529

F18-39

8529

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

23012

Females

9903

F18-39

9903

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

21082

Females

9037

F18-39

9037

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

18501

Females

7786

F18-39

7786

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

19588

Females

8281

F18-39

8281

Passing Analysis

Category:
Athletes Passed
1295
Passed By
2234
Net Change
-939
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22251
5K → 10K182252-70#22251#22321
10K → 15K31518-1515#22321#23836
15K → 20K87199-112#23836#23948
20K → Half424+38#23948#23910
Half → 25K75106-31#23910#23941
25K → 30K26713+254#23941#23687
30K → 20M1625+157#23687#23530
20M → 21M7634+42#23530#23488
21M → 35K3244-12#23488#23500
35K → 23M1451+144#23500#23356
23M → 24M40400#23356#23356
24M → 40K5012+38#23356#23318
40K → 25.2M502+48#23318#23270
25.2M → Finish844+80#23270#23190
TOTALS12952234-939
📊

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