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BOSTON MARATHON 2024

Kathryn Kephart

Bib: 14573•F

PA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 46%
Gender (Female)
#0 / 10924
Top 33%
Division (F18-39)
#0 / 4660
Top 50%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:57
Rank: #12391
Start → 5K
23:57 | 7:43/mi
10K· 6.21 mi
47:38
Rank: #11793 (+598)
5K → 10K
23:41 | 7:37/mi
15K· 9.32 mi
1:11:36
Rank: #11580 (+213)
10K → 15K
23:58 | 7:43/mi
20K· 12.43 mi
1:37:09
Rank: #12055 (-475)
15K → 20K
25:33 | 8:13/mi
Half· 13.11 mi
1:42:47
Rank: #12158 (-103)
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:03:55
Rank: #12515 (-357)
Half → 25K
21:08 | 8:43/mi
30K· 18.64 mi
2:31:22
Rank: #12468 (+47)
25K → 30K
27:27 | 8:50/mi
20M
2:43:33
Rank: #12387 (+81)
30K → 20M
12:11 | 8:58/mi
21M
2:52:59
Rank: #12226 (+161)
20M → 21M
9:26 | 9:26/mi
35K· 21.75 mi
2:59:38
Rank: #12217 (+9)
21M → 35K
6:39 | 8:53/mi
23M
3:10:51
Rank: #12089 (+128)
35K → 23M
11:13 | 8:58/mi
24M
3:19:35
Rank: #12013 (+76)
23M → 24M
8:44 | 8:44/mi
40K· 24.85 mi
3:27:27
Rank: #11971 (+42)
24M → 40K
7:52 | 9:12/mi
25.2M
3:30:55
Rank: #11945 (+26)
40K → 25.2M
3:28 | 10:03/mi
Finish· 26.22 mi
3:39:09
Rank: #11778 (+167)
25.2M → Finish
8:14 | 8:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:47
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:56:22
Pace8:53 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:5323:577:4323:57
7:43
-
10K
6.21 mi11:19:3447:387:4023:41
7:37
-0:06
15K
9.32 mi11:43:321:11:367:4123:58
7:43
+0:06
20K
12.43 mi12:09:051:37:097:4925:33
8:13
+0:30
Half
13.11 mi12:14:431:42:477:505:38
8:15
+0:02
25K
15.53 mi12:35:512:03:557:5921:08
8:43
+0:28
30K
18.64 mi13:03:182:31:228:0727:27
8:50
+0:07
20M
20.00 mi13:15:292:43:338:1112:11
8:58
+0:08
21M
21.00 mi13:24:552:52:598:149:26
9:26
+0:28
35K
21.75 mi13:31:342:59:388:166:39
8:53
-0:33
23M
23.00 mi13:42:473:10:518:1811:13
8:58
+0:05
24M
24.00 mi13:51:313:19:358:198:44
8:44
-0:14
40K
24.85 mi13:59:233:27:278:217:52
9:12
+0:28
25.2M
25.20 mi14:02:513:30:558:223:28
10:03
+0:51
Finish
26.22 mi14:11:053:39:098:228:14
8:05
-1:58

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

7:37 /mi

Average Pace

8:22 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:01

51% of race

Time at Steady Pace

1:27:22

40% of race

Time at Slower Pace

20:46

9% of race

Average Pace: 8:21 /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 mi10:55:5323:577:4323:57
7:43
#12391
10K
6.21 mi11:19:3447:387:4023:41
7:37
#11793
15K
9.32 mi11:43:321:11:367:4123:58
7:43
#11580
20K
12.43 mi12:09:051:37:097:4925:33
8:13
#12055
Half
13.11 mi12:14:431:42:477:505:38
8:15
#12158
25K
15.53 mi12:35:512:03:557:5921:08
8:43
#12515
30K
18.64 mi13:03:182:31:228:0727:27
8:50
#12468
20M
20.00 mi13:15:292:43:338:1112:11
8:58
#12387
21M
21.00 mi13:24:552:52:598:149:26
9:26
#12226
35K
21.75 mi13:31:342:59:388:166:39
8:53
#12217
23M
23.00 mi13:42:473:10:518:1811:13
8:58
#12089
24M
24.00 mi13:51:313:19:358:198:44
8:44
#12013
40K
24.85 mi13:59:233:27:278:217:52
9:12
#11971
25.2M
25.20 mi14:02:513:30:558:223:28
10:03
#11945
Finish
26.22 mi14:11:053:39:098:228:14
8:05
#11778
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi123913354335411310(Top 44%)2855(Top 26%)2855(Top 61%)
10K6.21 mi3.10 mi11793+5983050+3043050+30411252(Top 44%)2793(Top 26%)2793(Top 60%)
15K9.32 mi3.11 mi11580+2132967+832967+8311310(Top 44%)2855(Top 26%)2855(Top 61%)
20K12.43 mi3.11 mi12055-4753253-2863253-28613290(Top 52%)3998(Top 37%)3998(Top 86%)
Half13.11 mi0.68 mi12158-1033312-593312-5914352(Top 56%)4651(Top 43%)4651(Top 100%)
25K15.53 mi2.42 mi12515-3573545-2333545-23314154(Top 55%)4687(Top 43%)4687(Top 101%)
30K18.64 mi3.11 mi12468+473612-673612-6712377(Top 48%)3927(Top 36%)3927(Top 84%)
20M20.00 mi1.36 mi12387+813616-43616-411947(Top 47%)3992(Top 37%)3992(Top 86%)
21M21.00 mi1.00 mi12226+1613597+193597+1910555(Top 41%)3508(Top 32%)3508(Top 75%)
35K21.75 mi0.75 mi12217+93629-323629-3212780(Top 50%)4684(Top 43%)4684(Top 101%)
23M23.00 mi1.25 mi12089+1283623+63623+610966(Top 43%)3877(Top 35%)3877(Top 83%)
24M24.00 mi1.00 mi12013+763628-53628-510781(Top 42%)3824(Top 35%)3824(Top 82%)
40K24.85 mi0.85 mi11971+423656-283656-2811811(Top 46%)4438(Top 41%)4438(Top 95%)
25.2M25.20 mi0.35 mi11945+263658-23658-211178(Top 44%)4171(Top 38%)4171(Top 90%)
Finish26.22 mi1.02 mi11778+1673611+473611+479072(Top 36%)3103(Top 28%)3103(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

11310

Females

2855

F18-39

2855

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

11252

Females

2793

F18-39

2793

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

11310

Females

2855

F18-39

2855

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13290

Females

3998

F18-39

3998

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

14352

Females

4651

F18-39

4651

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

14154

Females

4687

F18-39

4687

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

12377

Females

3927

F18-39

3927

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

11947

Females

3992

F18-39

3992

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

10555

Females

3508

F18-39

3508

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

12780

Females

4684

F18-39

4684

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

10966

Females

3877

F18-39

3877

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

10781

Females

3824

F18-39

3824

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

11811

Females

4438

F18-39

4438

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11178

Females

4171

F18-39

4171

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

9072

Females

3103

F18-39

3103

Passing Analysis

Category:
Athletes Passed
2755
Passed By
2142
Net Change
+613
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12391
5K → 10K68486+598#12391#11793
10K → 15K339126+213#11793#11580
15K → 20K112587-475#11580#12055
20K → Half15118-103#12055#12158
Half → 25K151508-357#12158#12515
25K → 30K315268+47#12515#12468
30K → 20M17594+81#12468#12387
20M → 21M21352+161#12387#12226
21M → 35K8273+9#12226#12217
35K → 23M19466+128#12217#12089
23M → 24M12246+76#12089#12013
24M → 40K11169+42#12013#11971
40K → 25.2M5630+26#11971#11945
25.2M → Finish18619+167#11945#11778
TOTALS27552142+613
📊

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