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BOSTON MARATHON 2024

Kayla Josephson

Bib: 11027•F

AZ

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 49%
Gender (Female)
#0 / 10924
Top 37%
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
24:00
Rank: #12514
Start → 5K
24:00 | 7:43/mi
10K· 6.21 mi
47:29
Rank: #11602 (+912)
5K → 10K
23:29 | 7:34/mi
15K· 9.32 mi
1:11:30
Rank: #11501 (+101)
10K → 15K
24:01 | 7:44/mi
20K· 12.43 mi
1:37:07
Rank: #12027 (-526)
15K → 20K
25:37 | 8:15/mi
Half· 13.11 mi
1:42:23
Rank: #11945 (+82)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
2:04:00
Rank: #12557 (-612)
Half → 25K
21:37 | 8:55/mi
30K· 18.64 mi
2:30:41
Rank: #12245 (+312)
25K → 30K
26:41 | 8:35/mi
20M
2:43:17
Rank: #12305 (-60)
30K → 20M
12:36 | 9:16/mi
21M
2:52:40
Rank: #12127 (+178)
20M → 21M
9:23 | 9:23/mi
35K· 21.75 mi
2:59:49
Rank: #12274 (-147)
21M → 35K
7:09 | 9:33/mi
23M
3:12:16
Rank: #12476 (-202)
35K → 23M
12:27 | 9:57/mi
24M
3:21:37
Rank: #12504 (-28)
23M → 24M
9:21 | 9:21/mi
40K· 24.85 mi
3:30:19
Rank: #12644 (-140)
24M → 40K
8:42 | 10:11/mi
25.2M
3:33:42
Rank: #12575 (+69)
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:42:36
Rank: #12575
25.2M → Finish
8:54 | 8:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:23
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time2:00:13
Pace9:10 /mi
📊Positive Split: 17.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:3124:007:4324:00
7:43
-
10K
6.21 mi11:38:0047:297:3923:29
7:34
-0:09
15K
9.32 mi12:02:011:11:307:4024:01
7:44
+0:10
20K
12.43 mi12:27:381:37:077:4925:37
8:15
+0:31
Half
13.11 mi12:32:541:42:237:495:16
7:43
-0:32
25K
15.53 mi12:54:312:04:007:5921:37
8:55
+1:12
30K
18.64 mi13:21:122:30:418:0526:41
8:35
-0:20
20M
20.00 mi13:33:482:43:178:1012:36
9:16
+0:41
21M
21.00 mi13:43:112:52:408:139:23
9:23
+0:07
35K
21.75 mi13:50:202:59:498:167:09
9:33
+0:10
23M
23.00 mi14:02:473:12:168:2212:27
9:57
+0:24
24M
24.00 mi14:12:083:21:378:249:21
9:21
-0:36
40K
24.85 mi14:20:503:30:198:288:42
10:11
+0:50
25.2M
25.20 mi14:24:133:33:428:293:23
9:49
-0:22
Finish
26.22 mi14:33:073:42:368:308:54
8:44
-1:05

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

7:34 /mi

Average Pace

8:30 /mi

Slowest Pace

10:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:23

46% of race

Time at Steady Pace

1:09:48

31% of race

Time at Slower Pace

50:25

23% of race

Average Pace: 8:29 /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 mi11:14:3124:007:4324:00
7:43
#12514
10K
6.21 mi11:38:0047:297:3923:29
7:34
#11602
15K
9.32 mi12:02:011:11:307:4024:01
7:44
#11501
20K
12.43 mi12:27:381:37:077:4925:37
8:15
#12027
Half
13.11 mi12:32:541:42:237:495:16
7:43
#11945
25K
15.53 mi12:54:312:04:007:5921:37
8:55
#12557
30K
18.64 mi13:21:122:30:418:0526:41
8:35
#12245
20M
20.00 mi13:33:482:43:178:1012:36
9:16
#12305
21M
21.00 mi13:43:112:52:408:139:23
9:23
#12127
35K
21.75 mi13:50:202:59:498:167:09
9:33
#12274
23M
23.00 mi14:02:473:12:168:2212:27
9:57
#12476
24M
24.00 mi14:12:083:21:378:249:21
9:21
#12504
40K
24.85 mi14:20:503:30:198:288:42
10:11
#12644
25.2M
25.20 mi14:24:133:33:428:293:23
9:49
#12575
Finish
26.22 mi14:33:073:42:368:308:54
8:44
#12575
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi125143424342411434(Top 45%)2920(Top 27%)2920(Top 63%)
10K6.21 mi3.10 mi11602+9122937+4872937+48710782(Top 42%)2524(Top 23%)2524(Top 54%)
15K9.32 mi3.11 mi11501+1012915+222915+2211434(Top 45%)2920(Top 27%)2920(Top 63%)
20K12.43 mi3.11 mi12027-5263235-3203235-32013412(Top 52%)4066(Top 37%)4066(Top 87%)
Half13.11 mi0.68 mi11945+823193+423193+4210824(Top 42%)2721(Top 25%)2721(Top 58%)
25K15.53 mi2.42 mi12557-6123569-3763569-37615126(Top 59%)5242(Top 48%)5242(Top 112%)
30K18.64 mi3.11 mi12245+3123484+853484+8511125(Top 44%)3250(Top 30%)3250(Top 70%)
20M20.00 mi1.36 mi12305-603571-873571-8713502(Top 53%)4850(Top 44%)4850(Top 104%)
21M21.00 mi1.00 mi12127+1783541+303541+3010334(Top 40%)3397(Top 31%)3397(Top 73%)
35K21.75 mi0.75 mi12274-1473662-1213662-12115702(Top 61%)6185(Top 57%)6185(Top 133%)
23M23.00 mi1.25 mi12476-2023831-1693831-16915281(Top 60%)6059(Top 55%)6059(Top 130%)
24M24.00 mi1.00 mi12504-283898-673898-6713774(Top 54%)5318(Top 49%)5318(Top 114%)
40K24.85 mi0.85 mi12644-1404027-1294027-12915623(Top 61%)6321(Top 58%)6321(Top 136%)
25.2M25.20 mi0.35 mi12575+694005+224005+2210196(Top 40%)3726(Top 34%)3726(Top 80%)
Finish26.22 mi1.02 mi125754051-464051-4612837(Top 50%)4880(Top 45%)4880(Top 105%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

11434

Females

2920

F18-39

2920

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

10782

Females

2524

F18-39

2524

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

11434

Females

2920

F18-39

2920

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13412

Females

4066

F18-39

4066

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

10824

Females

2721

F18-39

2721

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

15126

Females

5242

F18-39

5242

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11125

Females

3250

F18-39

3250

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

13502

Females

4850

F18-39

4850

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

10334

Females

3397

F18-39

3397

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

15702

Females

6185

F18-39

6185

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

15281

Females

6059

F18-39

6059

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

13774

Females

5318

F18-39

5318

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

15623

Females

6321

F18-39

6321

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10196

Females

3726

F18-39

3726

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2stories
+22ft-21ft

Overall

12837

Females

4880

F18-39

4880

Passing Analysis

Category:
Athletes Passed
2774
Passed By
2835
Net Change
-61
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12514
5K → 10K95139+912#12514#11602
10K → 15K275174+101#11602#11501
15K → 20K100626-526#11501#12027
20K → Half908+82#12027#11945
Half → 25K108720-612#11945#12557
25K → 30K459147+312#12557#12245
30K → 20M119179-60#12245#12305
20M → 21M22547+178#12305#12127
21M → 35K41188-147#12127#12274
35K → 23M84286-202#12274#12476
23M → 24M88116-28#12476#12504
24M → 40K63203-140#12504#12644
40K → 25.2M8112+69#12644#12575
25.2M → Finish90900#12575#12575
TOTALS27742835-61
📊

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