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BOSTON MARATHON 2024

Leah Kohlbacher

Bib: 16292•F

NY

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 39%
Division (F18-39)
#0 / 4660
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
7:26/mi
23:07
↑ 97↓ 3451.5%
10K· 6.21 mi
7:31/mi
46:29
↑ 79↓ 1380.4%
15K· 9.32 mi
7:58/mi
1:11:15
↑ 67↓ 78
20K· 12.43 mi
9:04/mi
1:39:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:37/mi
1:44:36
↑ 19↓ 370.5%
25K· 15.53 mi
9:32/mi
2:07:42
↑ 66↓ 880.2%
30K· 18.64 mi
9:15/mi
2:36:25
↑ 181↓ 1480.2%
20M
8:29/mi
2:47:57
↑ 64↓ 500.2%
21M
10:36/mi
2:58:33
↑ 106↓ 241.6%
35K· 21.75 mi
8:56/mi
3:05:14
↑ 17↓ 861.7%
23M
9:00/mi
3:16:30
↑ 23↓ 630.6%
24M
8:32/mi
3:25:02
↓ 821.3%
40K· 24.85 mi
9:13/mi
3:32:55
↓ 200.3%
25.2M
9:40/mi
3:36:15
↑ 13↓ 160.2%
Finish· 26.22 mi
8:00/mi
3:44:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:36
Pace7:59 /mi
2nd Half
Distance13.11 mi
Time1:59:48
Pace9:08 /mi
📊Positive Split: 14.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:3223:077:2623:07
7:26
-
10K
6.21 mi11:36:5446:297:2923:22
7:31
+0:05
15K
9.32 mi12:01:401:11:157:3924:46
7:58
+0:27
20K
12.43 mi12:29:491:39:248:0028:09
9:04
+1:06
Half
13.11 mi12:35:011:44:367:595:12
7:37
-1:27
25K
15.53 mi12:58:072:07:428:1323:06
9:32
+1:55
30K
18.64 mi13:26:502:36:258:2328:43
9:15
-0:17
20M
20.00 mi13:38:222:47:578:2411:32
8:29
-0:46
21M
21.00 mi13:48:582:58:338:3010:36
10:36
+2:07
35K
21.75 mi13:55:393:05:148:316:41
8:56
-1:40
23M
23.00 mi14:06:553:16:308:3311:16
9:00
+0:04
24M
24.00 mi14:15:273:25:028:338:32
8:32
-0:28
40K
24.85 mi14:23:203:32:558:347:53
9:13
+0:41
25.2M
25.20 mi14:26:403:36:158:353:20
9:40
+0:27
Finish
26.22 mi14:34:493:44:248:348:09
8:00
-1:40

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

7:26 /mi

Average Pace

8:34 /mi

Slowest Pace

10:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:08

43% of race

Time at Steady Pace

1:31:14

41% of race

Time at Slower Pace

37:02

17% of race

Average Pace: 8:34 /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 mi11:13:3223:077:2623:07
7:26
#10296
10K
6.21 mi11:36:5446:297:2923:22
7:31
#10327
15K
9.32 mi12:01:401:11:157:3924:46
7:58
#11301
20K
12.43 mi12:29:491:39:248:0028:09
9:04
#13422
Half
13.11 mi12:35:011:44:367:595:12
7:37
#13201
25K
15.53 mi12:58:072:07:428:1323:06
9:32
#14172
30K
18.64 mi13:26:502:36:258:2328:43
9:15
#14148
20M
20.00 mi13:38:222:47:578:2411:32
8:29
#13756
21M
21.00 mi13:48:582:58:338:3010:36
10:36
#13872
35K
21.75 mi13:55:393:05:148:316:41
8:56
#13791
23M
23.00 mi14:06:553:16:308:3311:16
9:00
#13619
24M
24.00 mi14:15:273:25:028:338:32
8:32
#13404
40K
24.85 mi14:23:203:32:558:347:53
9:13
#13299
25.2M
25.20 mi14:26:403:36:158:353:20
9:40
#13219
Finish
26.22 mi14:34:493:44:248:348:09
8:00
#12998
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi102962173217313260(Top 52%)3952(Top 36%)3952(Top 85%)
10K6.21 mi3.10 mi10327-312229-562229-5610469(Top 41%)2343(Top 21%)2343(Top 50%)
15K9.32 mi3.11 mi11301-9742804-5752804-57513260(Top 52%)3952(Top 36%)3952(Top 85%)
20K12.43 mi3.11 mi13422-21214029-12254029-122517590(Top 69%)6471(Top 59%)6471(Top 139%)
Half13.11 mi0.68 mi13201+2213909+1203909+12010101(Top 40%)2373(Top 22%)2373(Top 51%)
25K15.53 mi2.42 mi14172-9714497-5884497-58817647(Top 69%)6625(Top 61%)6625(Top 142%)
30K18.64 mi3.11 mi14148+244567-704567-7014380(Top 56%)5082(Top 47%)5082(Top 109%)
20M20.00 mi1.36 mi13756+3924401+1664401+1669399(Top 37%)2665(Top 24%)2665(Top 57%)
21M21.00 mi1.00 mi13872-1164533-1324533-13215162(Top 59%)5896(Top 54%)5896(Top 127%)
35K21.75 mi0.75 mi13791+814519+144519+1413010(Top 51%)4812(Top 44%)4812(Top 103%)
23M23.00 mi1.25 mi13619+1724480+394480+3911182(Top 44%)3994(Top 37%)3994(Top 86%)
24M24.00 mi1.00 mi13404+2154408+724408+729703(Top 38%)3295(Top 30%)3295(Top 71%)
40K24.85 mi0.85 mi13299+1054383+254383+2511907(Top 47%)4491(Top 41%)4491(Top 96%)
25.2M25.20 mi0.35 mi13219+804359+244359+249521(Top 37%)3424(Top 31%)3424(Top 73%)
Finish26.22 mi1.02 mi12998+2214281+784281+788537(Top 33%)2847(Top 26%)2847(Top 61%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

13260

Females

3952

F18-39

3952

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

10469

Females

2343

F18-39

2343

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

13260

Females

3952

F18-39

3952

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

17590

Females

6471

F18-39

6471

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

10101

Females

2373

F18-39

2373

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

17647

Females

6625

F18-39

6625

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

14380

Females

5082

F18-39

5082

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9399

Females

2665

F18-39

2665

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15162

Females

5896

F18-39

5896

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

13010

Females

4812

F18-39

4812

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

11182

Females

3994

F18-39

3994

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

9703

Females

3295

F18-39

3295

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

11907

Females

4491

F18-39

4491

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9521

Females

3424

F18-39

3424

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

8537

Females

2847

F18-39

2847

Passing Analysis

Category:
Athletes Passed
2410
Passed By
5112
Net Change
-2702
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10296
5K → 10K253284-31#10296#10327
10K → 15K411015-974#10327#11301
15K → 20K212142-2121#11301#13422
20K → Half2210+221#13422#13201
Half → 25K521023-971#13201#14172
25K → 30K300276+24#14172#14148
30K → 20M3953+392#14148#13756
20M → 21M105221-116#13756#13872
21M → 35K12746+81#13872#13791
35K → 23M21139+172#13791#13619
23M → 24M2227+215#13619#13404
24M → 40K14237+105#13404#13299
40K → 25.2M9111+80#13299#13219
25.2M → Finish2298+221#13219#12998
TOTALS24105112-2702
📊

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