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BOSTON MARATHON 2024

Corina Lake

Bib: 25723•F

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F40-44)
#0 / 1613
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
11:01/mi
34:15
↑ 97↓ 3451.5%
10K· 6.21 mi
11:45/mi
1:10:44
↑ 79↓ 1380.4%
15K· 9.32 mi
11:24/mi
1:46:08
↑ 67↓ 78
20K· 12.43 mi
12:36/mi
2:25:17
↑ 106↓ 860.1%
Half· 13.11 mi
11:44/mi
2:33:17
↑ 19↓ 370.5%
25K· 15.53 mi
12:45/mi
3:04:11
↑ 66↓ 880.2%
30K· 18.64 mi
14:04/mi
3:47:53
↑ 181↓ 1480.2%
20M
14:30/mi
4:07:35
↑ 64↓ 500.2%
21M
15:51/mi
4:23:26
↑ 106↓ 241.6%
35K· 21.75 mi
13:30/mi
4:33:32
↑ 17↓ 861.7%
23M
14:13/mi
4:51:20
↑ 23↓ 630.6%
24M
15:16/mi
5:06:36
↓ 821.3%
40K· 24.85 mi
13:02/mi
5:17:45
↓ 200.3%
25.2M
15:02/mi
5:22:56
↑ 13↓ 160.2%
Finish· 26.22 mi
10:58/mi
5:34:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:33:17
Pace11:42 /mi
2nd Half
Distance13.11 mi
Time3:00:50
Pace13:48 /mi
📊Positive Split: 18.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1234:1511:0134:15
11:01
-
10K
6.21 mi12:26:411:10:4411:2336:29
11:45
+0:44
15K
9.32 mi13:02:051:46:0811:2335:24
11:24
-0:21
20K
12.43 mi13:41:142:25:1711:4139:09
12:36
+1:12
Half
13.11 mi13:49:142:33:1711:428:00
11:44
-0:52
25K
15.53 mi14:20:083:04:1111:5130:54
12:45
+1:01
30K
18.64 mi15:03:503:47:5312:1343:42
14:04
+1:19
20M
20.00 mi15:23:324:07:3512:2319:42
14:30
+0:26
21M
21.00 mi15:39:234:23:2612:3315:51
15:51
+1:21
35K
21.75 mi15:49:294:33:3212:3510:06
13:30
-2:21
23M
23.00 mi16:07:174:51:2012:4017:48
14:13
+0:43
24M
24.00 mi16:22:335:06:3612:4715:16
15:16
+1:03
40K
24.85 mi16:33:425:17:4512:4711:09
13:02
-2:14
25.2M
25.20 mi16:38:535:22:5612:495:11
15:02
+2:00
Finish
26.22 mi16:50:045:34:0712:4511:11
10:58
-4:04

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

10:58 /mi

Average Pace

12:45 /mi

Slowest Pace

15:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:19

38% of race

Time at Steady Pace

1:31:18

27% of race

Time at Slower Pace

1:57:30

35% of race

Average Pace: 12:45 /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 mi11:50:1234:1511:0134:15
11:01
#24860
10K
6.21 mi12:26:411:10:4411:2336:29
11:45
#24942
15K
9.32 mi13:02:051:46:0811:2335:24
11:24
#24727
20K
12.43 mi13:41:142:25:1711:4139:09
12:36
#24707
Half
13.11 mi13:49:142:33:1711:428:00
11:44
#24690
25K
15.53 mi14:20:083:04:1111:5130:54
12:45
#24595
30K
18.64 mi15:03:503:47:5312:1343:42
14:04
#24555
20M
20.00 mi15:23:324:07:3512:2319:42
14:30
#24545
21M
21.00 mi15:39:234:23:2612:3315:51
15:51
#24548
35K
21.75 mi15:49:294:33:3212:3510:06
13:30
#24535
23M
23.00 mi16:07:174:51:2012:4017:48
14:13
#24533
24M
24.00 mi16:22:335:06:3612:4715:16
15:16
#24621
40K
24.85 mi16:33:425:17:4512:4711:09
13:02
#24577
25.2M
25.20 mi16:38:535:22:5612:495:11
15:02
#24554
Finish
26.22 mi16:50:045:34:0712:4511:11
10:58
#24486
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi24860104731047324191(Top 95%)10082(Top 92%)10082(Top 625%)
10K6.21 mi3.10 mi24942-8210526-5310526-5324970(Top 98%)10551(Top 97%)10551(Top 654%)
15K9.32 mi3.11 mi24727+21510394+13210394+13224191(Top 95%)10082(Top 92%)10082(Top 625%)
20K12.43 mi3.11 mi24707+2010383+1110383+1124565(Top 96%)10333(Top 95%)10333(Top 641%)
Half13.11 mi0.68 mi24690+1710376+710376+724360(Top 95%)10250(Top 94%)10250(Top 635%)
25K15.53 mi2.42 mi24595+9510331+4510331+4523965(Top 94%)10058(Top 92%)10058(Top 624%)
30K18.64 mi3.11 mi24555+4010332-110332-124265(Top 95%)10291(Top 94%)10291(Top 638%)
20M20.00 mi1.36 mi24545+1010338-610338-624390(Top 95%)10413(Top 95%)10413(Top 646%)
21M21.00 mi1.00 mi24548-310343-510343-524369(Top 95%)10441(Top 96%)10441(Top 647%)
35K21.75 mi0.75 mi24535+1310346-310346-323825(Top 93%)10216(Top 94%)10216(Top 633%)
23M23.00 mi1.25 mi24533+210349-310349-324007(Top 94%)10293(Top 94%)10293(Top 638%)
24M24.00 mi1.00 mi24621-8810414-6510414-6524906(Top 97%)10724(Top 98%)10724(Top 665%)
40K24.85 mi0.85 mi24577+4410396+1810396+1822349(Top 87%)9630(Top 88%)9630(Top 597%)
25.2M25.20 mi0.35 mi24554+2310388+810388+823079(Top 90%)9968(Top 91%)9968(Top 618%)
Finish26.22 mi1.02 mi24486+6810358+3010358+3021298(Top 83%)9118(Top 83%)9118(Top 565%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21story building
+97ft-345ft

Overall

24191

Females

10082

F40-44

10082

5K→10K

3.1 - 6.2 mi

Top 98%
×5story building
+79ft-138ft

Overall

24970

Females

10551

F40-44

10551

10K→15K

6.2 - 9.3 mi

Top 95%
×3story building
+67ft-78ft

Overall

24191

Females

10082

F40-44

10082

15K→20K

9.3 - 12.4 mi

Top 96%
×5story building
+106ft-86ft

Overall

24565

Females

10333

F40-44

10333

20K→Half

12.4 - 13.1 mi

Top 95%
×2story building
+19ft-37ft

Overall

24360

Females

10250

F40-44

10250

Half→25K

13.1 - 15.5 mi

Top 94%
×4story building
+66ft-88ft

Overall

23965

Females

10058

F40-44

10058

25K→30K

15.5 - 18.6 mi

Top 95%
×9story building
+181ft-148ft

Overall

24265

Females

10291

F40-44

10291

30K→20M

18.6 - 20.0 mi

Top 95%
×5story building
+64ft-50ft

Overall

24390

Females

10413

F40-44

10413

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

24369

Females

10441

F40-44

10441

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

23825

Females

10216

F40-44

10216

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

24007

Females

10293

F40-44

10293

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

24906

Females

10724

F40-44

10724

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

22349

Females

9630

F40-44

9630

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

23079

Females

9968

F40-44

9968

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

21298

Females

9118

F40-44

9118

Passing Analysis

Category:
Athletes Passed
943
Passed By
569
Net Change
+374
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24860
5K → 10K80162-82#24860#24942
10K → 15K2205+215#24942#24727
15K → 20K9373+20#24727#24707
20K → Half236+17#24707#24690
Half → 25K11722+95#24690#24595
25K → 30K10464+40#24595#24555
30K → 20M5545+10#24555#24545
20M → 21M3639-3#24545#24548
21M → 35K2815+13#24548#24535
35K → 23M3331+2#24535#24533
23M → 24M15103-88#24533#24621
24M → 40K473+44#24621#24577
40K → 25.2M241+23#24577#24554
25.2M → Finish680+68#24554#24486
TOTALS943569+374
📊

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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Questions or issues regarding timing data?

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing