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BOSTON MARATHON 2024

Tara Kersten

Bib: 13417•F

WI

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 38%
Gender (Female)
#0 / 10924
Top 23%
Division (F18-39)
#0 / 4660
Top 39%
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
7:31/mi
23:20
↑ 97↓ 3451.5%
10K· 6.21 mi
7:35/mi
46:55
↑ 79↓ 1380.4%
15K· 9.32 mi
7:37/mi
1:10:36
↑ 67↓ 78
20K· 12.43 mi
7:54/mi
1:35:10
↑ 106↓ 860.1%
Half· 13.11 mi
7:50/mi
1:40:31
↑ 19↓ 370.5%
25K· 15.53 mi
8:08/mi
2:00:14
↑ 66↓ 880.2%
30K· 18.64 mi
8:20/mi
2:26:07
↑ 181↓ 1480.2%
20M
8:31/mi
2:37:42
↑ 64↓ 500.2%
21M
8:56/mi
2:46:38
↑ 106↓ 241.6%
35K· 21.75 mi
8:20/mi
2:52:52
↑ 17↓ 861.7%
23M
8:39/mi
3:03:42
↑ 23↓ 630.6%
24M
8:38/mi
3:12:20
↓ 821.3%
40K· 24.85 mi
8:38/mi
3:19:43
↓ 200.3%
25.2M
9:08/mi
3:22:52
↑ 13↓ 160.2%
Finish· 26.22 mi
7:40/mi
3:30:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:31
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:50:10
Pace8:24 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3823:207:3123:20
7:31
-
10K
6.21 mi11:17:1346:557:3323:35
7:35
+0:04
15K
9.32 mi11:40:541:10:367:3423:41
7:37
+0:02
20K
12.43 mi12:05:281:35:107:3924:34
7:54
+0:17
Half
13.11 mi12:10:491:40:317:405:21
7:50
-0:04
25K
15.53 mi12:30:322:00:147:4419:43
8:08
+0:18
30K
18.64 mi12:56:252:26:077:5025:53
8:20
+0:12
20M
20.00 mi13:08:002:37:427:5311:35
8:31
+0:11
21M
21.00 mi13:16:562:46:387:568:56
8:56
+0:25
35K
21.75 mi13:23:102:52:527:576:14
8:20
-0:36
23M
23.00 mi13:34:003:03:427:5910:50
8:39
+0:19
24M
24.00 mi13:42:383:12:208:018:38
8:38
-0:01
40K
24.85 mi13:50:013:19:438:027:23
8:38
0:00
25.2M
25.20 mi13:53:103:22:528:033:09
9:08
+0:30
Finish
26.22 mi14:00:593:30:418:027:49
7:40
-1:28

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

7:31 /mi

Average Pace

8:02 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:20

51% of race

Time at Steady Pace

1:03:25

30% of race

Time at Slower Pace

38:56

18% of race

Average Pace: 8:02 /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 mi10:53:3823:207:3123:20
7:31
#10861
10K
6.21 mi11:17:1346:557:3323:35
7:35
#10926
15K
9.32 mi11:40:541:10:367:3423:41
7:37
#10773
20K
12.43 mi12:05:281:35:107:3924:34
7:54
#10856
Half
13.11 mi12:10:491:40:317:405:21
7:50
#10881
25K
15.53 mi12:30:322:00:147:4419:43
8:08
#10853
30K
18.64 mi12:56:252:26:077:5025:53
8:20
#10538
20M
20.00 mi13:08:002:37:427:5311:35
8:31
#10399
21M
21.00 mi13:16:562:46:387:568:56
8:56
#10186
35K
21.75 mi13:23:102:52:527:576:14
8:20
#10149
23M
23.00 mi13:34:003:03:427:5910:50
8:39
#10038
24M
24.00 mi13:42:383:12:208:018:38
8:38
#10005
40K
24.85 mi13:50:013:19:438:027:23
8:38
#9959
25.2M
25.20 mi13:53:103:22:528:033:09
9:08
#9880
Finish
26.22 mi14:00:593:30:418:027:49
7:40
#9729
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi108612485248510621(Top 42%)2493(Top 23%)2493(Top 53%)
10K6.21 mi3.10 mi10926-652574-892574-8911004(Top 43%)2644(Top 24%)2644(Top 57%)
15K9.32 mi3.11 mi10773+1532505+692505+6910621(Top 42%)2493(Top 23%)2493(Top 53%)
20K12.43 mi3.11 mi10856-832587-822587-8211183(Top 44%)2904(Top 27%)2904(Top 62%)
Half13.11 mi0.68 mi10881-252614-272614-2711661(Top 46%)3142(Top 29%)3142(Top 67%)
25K15.53 mi2.42 mi10853+282653-392653-3910983(Top 43%)2952(Top 27%)2952(Top 63%)
30K18.64 mi3.11 mi10538+3152588+652588+659732(Top 38%)2568(Top 24%)2568(Top 55%)
20M20.00 mi1.36 mi10399+1392580+82580+89583(Top 38%)2737(Top 25%)2737(Top 59%)
21M21.00 mi1.00 mi10186+2132526+542526+548291(Top 32%)2336(Top 21%)2336(Top 50%)
35K21.75 mi0.75 mi10149+372543-172543-179791(Top 38%)3107(Top 28%)3107(Top 67%)
23M23.00 mi1.25 mi10038+1112550-72550-79315(Top 36%)3034(Top 28%)3034(Top 65%)
24M24.00 mi1.00 mi10005+332568-182568-1810224(Top 40%)3554(Top 33%)3554(Top 76%)
40K24.85 mi0.85 mi9959+462584-162584-169066(Top 35%)3108(Top 28%)3108(Top 67%)
25.2M25.20 mi0.35 mi9880+792569+152569+157239(Top 28%)2306(Top 21%)2306(Top 49%)
Finish26.22 mi1.02 mi9729+1512530+392530+396591(Top 26%)1935(Top 18%)1935(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

10621

Females

2493

F18-39

2493

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

11004

Females

2644

F18-39

2644

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

10621

Females

2493

F18-39

2493

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11183

Females

2904

F18-39

2904

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

11661

Females

3142

F18-39

3142

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

10983

Females

2952

F18-39

2952

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

9732

Females

2568

F18-39

2568

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

9583

Females

2737

F18-39

2737

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8291

Females

2336

F18-39

2336

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

9791

Females

3107

F18-39

3107

35K→23M

21.8 - 23.0 mi

Top 36%
×5story building
+23ft-63ft

Overall

9315

Females

3034

F18-39

3034

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

10224

Females

3554

F18-39

3554

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9066

Females

3108

F18-39

3108

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7239

Females

2306

F18-39

2306

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

6591

Females

1935

F18-39

1935

Passing Analysis

Category:
Athletes Passed
2663*
Passed By
1531
Net Change
+1132
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10861
5K → 10K269334-65#10861#10926
10K → 15K286133+153#10926#10773
15K → 20K188271-83#10773#10856
20K → Half3358-25#10856#10881
Half → 25K244216+28#10881#10853
25K → 30K444129+315#10853#10538
30K → 20M20768+139#10538#10399
20M → 21M24229+213#10399#10186
21M → 35K9053+37#10186#10149
35K → 23M19685+111#10149#10038
23M → 24M103*70+33#10038#10005
24M → 40K110*64+46#10005#9959
40K → 25.2M8910+79#9959#9880
25.2M → Finish16211+151#9880#9729
TOTALS2663*1531+1132

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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