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BOSTON MARATHON 2024

Leah-Kate Lounsbury

Bib: 16930•F

DE

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 26%
Gender (Female)
#0 / 10924
Top 11%
Division (F18-39)
#0 / 4660
Top 21%
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
7:21/mi
22:49
↑ 97↓ 3451.5%
10K· 6.21 mi
7:18/mi
45:30
↑ 79↓ 1380.4%
15K· 9.32 mi
7:20/mi
1:08:17
↑ 67↓ 78
20K· 12.43 mi
7:24/mi
1:31:17
↑ 106↓ 860.1%
Half· 13.11 mi
7:09/mi
1:36:10
↑ 19↓ 370.5%
25K· 15.53 mi
7:27/mi
1:54:13
↑ 66↓ 880.2%
30K· 18.64 mi
7:44/mi
2:18:14
↑ 181↓ 1480.2%
20M
7:49/mi
2:28:52
↑ 64↓ 500.2%
21M
8:23/mi
2:37:15
↑ 106↓ 241.6%
35K· 21.75 mi
7:36/mi
2:42:56
↑ 17↓ 861.7%
23M
8:11/mi
2:53:11
↑ 23↓ 630.6%
24M
8:14/mi
3:01:25
↓ 821.3%
40K· 24.85 mi
8:26/mi
3:08:38
↓ 200.3%
25.2M
8:56/mi
3:11:43
↑ 13↓ 160.2%
Finish· 26.22 mi
7:30/mi
3:19:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:10
Pace7:20 /mi
2nd Half
Distance13.11 mi
Time1:43:12
Pace7:52 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:5122:497:2122:49
7:21
-
10K
6.21 mi11:35:3245:307:1922:41
7:18
-0:03
15K
9.32 mi11:58:191:08:177:2022:47
7:20
+0:02
20K
12.43 mi12:21:191:31:177:2123:00
7:24
+0:04
Half
13.11 mi12:26:121:36:107:204:53
7:09
-0:15
25K
15.53 mi12:44:151:54:137:2118:03
7:27
+0:18
30K
18.64 mi13:08:162:18:147:2524:01
7:44
+0:17
20M
20.00 mi13:18:542:28:527:2710:38
7:49
+0:05
21M
21.00 mi13:27:172:37:157:298:23
8:23
+0:34
35K
21.75 mi13:32:582:42:567:305:41
7:36
-0:47
23M
23.00 mi13:43:132:53:117:3210:15
8:11
+0:35
24M
24.00 mi13:51:273:01:257:348:14
8:14
+0:03
40K
24.85 mi13:58:403:08:387:357:13
8:26
+0:12
25.2M
25.20 mi14:01:453:11:437:363:05
8:56
+0:30
Finish
26.22 mi14:09:243:19:227:377:39
7:30
-1:26

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

7:09 /mi

Average Pace

7:37 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

50:21

25% of race

Time at Steady Pace

1:51:51

56% of race

Time at Slower Pace

37:10

19% of race

Average Pace: 7:36 /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 mi11:12:5122:497:2122:49
7:21
#9525
10K
6.21 mi11:35:3245:307:1922:41
7:18
#9077
15K
9.32 mi11:58:191:08:177:2022:47
7:20
#8815
20K
12.43 mi12:21:191:31:177:2123:00
7:24
#8454
Half
13.11 mi12:26:121:36:107:204:53
7:09
#8355
25K
15.53 mi12:44:151:54:137:2118:03
7:27
#7994
30K
18.64 mi13:08:162:18:147:2524:01
7:44
#7559
20M
20.00 mi13:18:542:28:527:2710:38
7:49
#7346
21M
21.00 mi13:27:172:37:157:298:23
8:23
#7157
35K
21.75 mi13:32:582:42:567:305:41
7:36
#7016
23M
23.00 mi13:43:132:53:117:3210:15
8:11
#6911
24M
24.00 mi13:51:273:01:257:348:14
8:14
#6897
40K
24.85 mi13:58:403:08:387:357:13
8:26
#6898
25.2M
25.20 mi14:01:453:11:437:363:05
8:56
#6855
Finish
26.22 mi14:09:243:19:227:377:39
7:30
#6747
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9525180518058397(Top 33%)1420(Top 13%)1420(Top 30%)
10K6.21 mi3.10 mi9077+4481650+1551650+1558696(Top 34%)1506(Top 14%)1506(Top 32%)
15K9.32 mi3.11 mi8815+2621561+891561+898397(Top 33%)1420(Top 13%)1420(Top 30%)
20K12.43 mi3.11 mi8454+3611434+1271434+1277661(Top 30%)1246(Top 11%)1246(Top 27%)
Half13.11 mi0.68 mi8355+991393+411393+416753(Top 26%)920(Top 8%)920(Top 20%)
25K15.53 mi2.42 mi7994+3611284+1091284+1096670(Top 26%)1038(Top 10%)1038(Top 22%)
30K18.64 mi3.11 mi7559+4351197+871197+876303(Top 25%)1082(Top 10%)1082(Top 23%)
20M20.00 mi1.36 mi7346+2131154+431154+435845(Top 23%)1078(Top 10%)1078(Top 23%)
21M21.00 mi1.00 mi7157+1891136+181136+185703(Top 22%)1164(Top 11%)1164(Top 25%)
35K21.75 mi0.75 mi7016+1411120+161120+165575(Top 22%)1121(Top 10%)1121(Top 24%)
23M23.00 mi1.25 mi6911+1051125-51125-56736(Top 26%)1768(Top 16%)1768(Top 38%)
24M24.00 mi1.00 mi6897+141161-361161-367944(Top 31%)2447(Top 22%)2447(Top 53%)
40K24.85 mi0.85 mi6898-11208-471208-478050(Top 32%)2605(Top 24%)2605(Top 56%)
25.2M25.20 mi0.35 mi6855+431211-31211-36314(Top 25%)1845(Top 17%)1845(Top 40%)
Finish26.22 mi1.02 mi6747+1081203+81203+85677(Top 22%)1489(Top 14%)1489(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

8397

Females

1420

F18-39

1420

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

8696

Females

1506

F18-39

1506

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

8397

Females

1420

F18-39

1420

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

7661

Females

1246

F18-39

1246

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

6753

Females

920

F18-39

920

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

6670

Females

1038

F18-39

1038

25K→30K

15.5 - 18.6 mi

Top 25%
×9story building
+181ft-148ft

Overall

6303

Females

1082

F18-39

1082

30K→20M

18.6 - 20.0 mi

Top 23%
×5story building
+64ft-50ft

Overall

5845

Females

1078

F18-39

1078

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

5703

Females

1164

F18-39

1164

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

5575

Females

1121

F18-39

1121

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

6736

Females

1768

F18-39

1768

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

7944

Females

2447

F18-39

2447

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8050

Females

2605

F18-39

2605

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6314

Females

1845

F18-39

1845

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

5677

Females

1489

F18-39

1489

Passing Analysis

Category:
Athletes Passed
3368
Passed By
590
Net Change
+2778
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9525
5K → 10K51668+448#9525#9077
10K → 15K32058+262#9077#8815
15K → 20K40645+361#8815#8454
20K → Half1001+99#8454#8355
Half → 25K38625+361#8355#7994
25K → 30K48449+435#7994#7559
30K → 20M23522+213#7559#7346
20M → 21M21122+189#7346#7157
21M → 35K15817+141#7157#7016
35K → 23M16560+105#7016#6911
23M → 24M10995+14#6911#6897
24M → 40K8687-1#6897#6898
40K → 25.2M6522+43#6898#6855
25.2M → Finish12719+108#6855#6747
TOTALS3368590+2778
📊

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