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BOSTON MARATHON 2024

Nataly Cornejo

Bib: 13166•F

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
24:09
Rank: #12908
Start → 5K
24:09 | 7:46/mi
10K· 6.21 mi
49:31
Rank: #14194 (-1286)
5K → 10K
25:22 | 8:10/mi
15K· 9.32 mi
1:15:31
Rank: #14729 (-535)
10K → 15K
26:00 | 8:22/mi
20K· 12.43 mi
1:43:11
Rank: #15310 (-581)
15K → 20K
27:40 | 8:54/mi
Half· 13.11 mi
1:49:08
Rank: #15376 (-66)
20K → Half
5:57 | 8:43/mi
25K· 15.53 mi
2:13:05
Rank: #16132 (-756)
Half → 25K
23:57 | 9:53/mi
30K· 18.64 mi
2:42:54
Rank: #16097 (+35)
25K → 30K
29:49 | 9:36/mi
20M
2:56:17
Rank: #16100 (-3)
30K → 20M
13:23 | 9:51/mi
21M
3:06:35
Rank: #15982 (+118)
20M → 21M
10:18 | 10:18/mi
35K· 21.75 mi
3:13:21
Rank: #15898 (+84)
21M → 35K
6:46 | 9:03/mi
23M
3:24:59
Rank: #15694 (+204)
35K → 23M
11:38 | 9:17/mi
24M
3:34:23
Rank: #15602 (+92)
23M → 24M
9:24 | 9:24/mi
40K· 24.85 mi
3:42:52
Rank: #15571 (+31)
24M → 40K
8:29 | 9:55/mi
25.2M
3:46:32
Rank: #15509 (+62)
40K → 25.2M
3:40 | 10:38/mi
Finish· 26.22 mi
3:55:44
Rank: #15441 (+68)
25.2M → Finish
9:12 | 9:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:08
Pace8:19 /mi
2nd Half
Distance13.11 mi
Time2:06:36
Pace9:39 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0624:097:4624:09
7:46
-
10K
6.21 mi11:19:2849:317:5825:22
8:10
+0:24
15K
9.32 mi11:45:281:15:318:0626:00
8:22
+0:12
20K
12.43 mi12:13:081:43:118:1827:40
8:54
+0:32
Half
13.11 mi12:19:051:49:088:195:57
8:43
-0:11
25K
15.53 mi12:43:022:13:058:3423:57
9:53
+1:10
30K
18.64 mi13:12:512:42:548:4429:49
9:36
-0:17
20M
20.00 mi13:26:142:56:178:4913:23
9:51
+0:15
21M
21.00 mi13:36:323:06:358:5310:18
10:18
+0:27
35K
21.75 mi13:43:183:13:218:536:46
9:03
-1:15
23M
23.00 mi13:54:563:24:598:5511:38
9:17
+0:14
24M
24.00 mi14:04:203:34:238:569:24
9:24
+0:07
40K
24.85 mi14:12:493:42:528:588:29
9:55
+0:31
25.2M
25.20 mi14:16:293:46:328:593:40
10:38
+0:43
Finish
26.22 mi14:25:413:55:449:009:12
9:02
-1:36

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

7:46 /mi

Average Pace

9:00 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:21:28

35% of race

Time at Steady Pace

1:34:29

40% of race

Time at Slower Pace

59:47

25% of race

Average Pace: 8:59 /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 mi10:54:0624:097:4624:09
7:46
#12908
10K
6.21 mi11:19:2849:317:5825:22
8:10
#14194
15K
9.32 mi11:45:281:15:318:0626:00
8:22
#14729
20K
12.43 mi12:13:081:43:118:1827:40
8:54
#15310
Half
13.11 mi12:19:051:49:088:195:57
8:43
#15376
25K
15.53 mi12:43:022:13:058:3423:57
9:53
#16132
30K
18.64 mi13:12:512:42:548:4429:49
9:36
#16097
20M
20.00 mi13:26:142:56:178:4913:23
9:51
#16100
21M
21.00 mi13:36:323:06:358:5310:18
10:18
#15982
35K
21.75 mi13:43:183:13:218:536:46
9:03
#15898
23M
23.00 mi13:54:563:24:598:5511:38
9:17
#15694
24M
24.00 mi14:04:203:34:238:569:24
9:24
#15602
40K
24.85 mi14:12:493:42:528:588:29
9:55
#15571
25.2M
25.20 mi14:16:293:46:328:593:40
10:38
#15509
Finish
26.22 mi14:25:413:55:449:009:12
9:02
#15441
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi129083678367815669(Top 61%)5370(Top 49%)5370(Top 115%)
10K6.21 mi3.10 mi14194-12864455-7774455-77715324(Top 60%)5118(Top 47%)5118(Top 110%)
15K9.32 mi3.11 mi14729-5354781-3264781-32615669(Top 61%)5370(Top 49%)5370(Top 115%)
20K12.43 mi3.11 mi15310-5815146-3655146-36516915(Top 66%)6116(Top 56%)6116(Top 131%)
Half13.11 mi0.68 mi15376-665195-495195-4916962(Top 66%)6193(Top 57%)6193(Top 133%)
25K15.53 mi2.42 mi16132-7565690-4955690-49518792(Top 74%)7268(Top 67%)7268(Top 156%)
30K18.64 mi3.11 mi16097+355731-415731-4115834(Top 62%)5874(Top 54%)5874(Top 126%)
20M20.00 mi1.36 mi16100-35769-385769-3815950(Top 62%)6178(Top 57%)6178(Top 133%)
21M21.00 mi1.00 mi15982+1185741+285741+2814142(Top 55%)5388(Top 49%)5388(Top 116%)
35K21.75 mi0.75 mi15898+845717+245717+2413548(Top 53%)5094(Top 47%)5094(Top 109%)
23M23.00 mi1.25 mi15694+2045651+665651+6612579(Top 49%)4708(Top 43%)4708(Top 101%)
24M24.00 mi1.00 mi15602+925629+225629+2214058(Top 55%)5470(Top 50%)5470(Top 117%)
40K24.85 mi0.85 mi15571+315641-125641-1214737(Top 58%)5887(Top 54%)5887(Top 126%)
25.2M25.20 mi0.35 mi15509+625624+175624+1713310(Top 52%)5234(Top 48%)5234(Top 112%)
Finish26.22 mi1.02 mi15441+685615+95615+914366(Top 56%)5659(Top 52%)5659(Top 121%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

15669

Females

5370

F18-39

5370

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15324

Females

5118

F18-39

5118

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

15669

Females

5370

F18-39

5370

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

16915

Females

6116

F18-39

6116

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

16962

Females

6193

F18-39

6193

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

18792

Females

7268

F18-39

7268

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

15834

Females

5874

F18-39

5874

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

15950

Females

6178

F18-39

6178

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

14142

Females

5388

F18-39

5388

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

13548

Females

5094

F18-39

5094

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

12579

Females

4708

F18-39

4708

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

14058

Females

5470

F18-39

5470

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

14737

Females

5887

F18-39

5887

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13310

Females

5234

F18-39

5234

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14366

Females

5659

F18-39

5659

Passing Analysis

Category:
Athletes Passed
1608
Passed By
4141
Net Change
-2533
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12908
5K → 10K491335-1286#12908#14194
10K → 15K90625-535#14194#14729
15K → 20K100681-581#14729#15310
20K → Half2086-66#15310#15376
Half → 25K77833-756#15376#16132
25K → 30K263228+35#16132#16097
30K → 20M114117-3#16097#16100
20M → 21M16951+118#16100#15982
21M → 35K10723+84#15982#15898
35K → 23M23228+204#15898#15694
23M → 24M12634+92#15694#15602
24M → 40K8453+31#15602#15571
40K → 25.2M7614+62#15571#15509
25.2M → Finish10133+68#15509#15441
TOTALS16084141-2533
📊

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