Boston Marathon logo
BOSTON MARATHON 2024

Samantha Simpson

Bib: 10594•F

AK

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
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
8:23/mi
26:02
↑ 97↓ 3451.5%
10K· 6.21 mi
8:58/mi
53:52
↑ 79↓ 1380.4%
15K· 9.32 mi
9:47/mi
1:24:16
↑ 67↓ 78
20K· 12.43 mi
10:01/mi
1:55:22
↑ 106↓ 860.1%
Half· 13.11 mi
10:13/mi
2:02:20
↑ 19↓ 370.5%
25K· 15.53 mi
11:08/mi
2:29:20
↑ 66↓ 880.2%
30K· 18.64 mi
11:03/mi
3:03:39
↑ 181↓ 1480.2%
20M
11:44/mi
3:19:36
↑ 64↓ 500.2%
21M
14:08/mi
3:33:44
↑ 106↓ 241.6%
35K· 21.75 mi
10:15/mi
3:41:24
↑ 17↓ 861.7%
23M
10:33/mi
3:54:36
↑ 23↓ 630.6%
24M
10:47/mi
4:05:23
↓ 821.3%
40K· 24.85 mi
10:25/mi
4:14:17
↓ 200.3%
25.2M
11:59/mi
4:18:25
↑ 13↓ 160.2%
Finish· 26.22 mi
8:40/mi
4:27:15
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:20
Pace9:20 /mi
2nd Half
Distance13.11 mi
Time2:24:55
Pace11:03 /mi
📊Positive Split: 18.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4226:028:2326:02
8:23
-
10K
6.21 mi11:20:3253:528:4027:50
8:58
+0:35
15K
9.32 mi11:50:561:24:169:0230:24
9:47
+0:49
20K
12.43 mi12:22:021:55:229:1731:06
10:01
+0:14
Half
13.11 mi12:29:002:02:209:206:58
10:13
+0:12
25K
15.53 mi12:56:002:29:209:3727:00
11:08
+0:55
30K
18.64 mi13:30:193:03:399:5134:19
11:03
-0:05
20M
20.00 mi13:46:163:19:369:5915:57
11:44
+0:41
21M
21.00 mi14:00:243:33:4410:1114:08
14:08
+2:24
35K
21.75 mi14:08:043:41:2410:117:40
10:15
-3:53
23M
23.00 mi14:21:163:54:3610:1213:12
10:33
+0:18
24M
24.00 mi14:32:034:05:2310:1310:47
10:47
+0:14
40K
24.85 mi14:40:574:14:1710:148:54
10:25
-0:22
25.2M
25.20 mi14:45:054:18:2510:154:08
11:59
+1:34
Finish
26.22 mi14:53:554:27:1510:128:50
8:40
-3:19

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

8:23 /mi

Average Pace

10:12 /mi

Slowest Pace

14:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:02:42

23% of race

Time at Steady Pace

2:23:20

54% of race

Time at Slower Pace

1:01:13

23% of race

Average Pace: 10:12 /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 mi10:52:4226:028:2326:02
8:23
#17126
10K
6.21 mi11:20:3253:528:4027:50
8:58
#18432
15K
9.32 mi11:50:561:24:169:0230:24
9:47
#19729
20K
12.43 mi12:22:021:55:229:1731:06
10:01
#20060
Half
13.11 mi12:29:002:02:209:206:58
10:13
#20177
25K
15.53 mi12:56:002:29:209:3727:00
11:08
#20448
30K
18.64 mi13:30:193:03:399:5134:19
11:03
#20380
20M
20.00 mi13:46:163:19:369:5915:57
11:44
#20412
21M
21.00 mi14:00:243:33:4410:1114:08
14:08
#20571
35K
21.75 mi14:08:043:41:2410:117:40
10:15
#20475
23M
23.00 mi14:21:163:54:3610:1213:12
10:33
#20286
24M
24.00 mi14:32:034:05:2310:1310:47
10:47
#20204
40K
24.85 mi14:40:574:14:1710:148:54
10:25
#20073
25.2M
25.20 mi14:45:054:18:2510:154:08
11:59
#20017
Finish
26.22 mi14:53:554:27:1510:128:50
8:40
#19803
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi171266243624321408(Top 84%)8550(Top 78%)8550(Top 183%)
10K6.21 mi3.10 mi18432-13067014-7717014-77119592(Top 77%)7616(Top 70%)7616(Top 163%)
15K9.32 mi3.11 mi19729-12977699-6857699-68521408(Top 84%)8550(Top 78%)8550(Top 183%)
20K12.43 mi3.11 mi20060-3317854-1557854-15520611(Top 81%)8146(Top 75%)8146(Top 175%)
Half13.11 mi0.68 mi20177-1177913-597913-5922026(Top 86%)8976(Top 82%)8976(Top 193%)
25K15.53 mi2.42 mi20448-2718086-1738086-17321751(Top 85%)8857(Top 81%)8857(Top 190%)
30K18.64 mi3.11 mi20380+688088-28088-220092(Top 79%)8163(Top 75%)8163(Top 175%)
20M20.00 mi1.36 mi20412-328143-558143-5520886(Top 82%)8681(Top 79%)8681(Top 186%)
21M21.00 mi1.00 mi20571-1598260-1178260-11722500(Top 88%)9539(Top 87%)9539(Top 205%)
35K21.75 mi0.75 mi20475+968220+408220+4017905(Top 70%)7291(Top 67%)7291(Top 156%)
23M23.00 mi1.25 mi20286+1898146+748146+7417176(Top 67%)6994(Top 64%)6994(Top 150%)
24M24.00 mi1.00 mi20204+828121+258121+2518661(Top 73%)7791(Top 71%)7791(Top 167%)
40K24.85 mi0.85 mi20073+1318069+528069+5216445(Top 64%)6724(Top 62%)6724(Top 144%)
25.2M25.20 mi0.35 mi20017+568042+278042+2717360(Top 68%)7229(Top 66%)7229(Top 155%)
Finish26.22 mi1.02 mi19803+2147944+987944+9812494(Top 49%)4737(Top 43%)4737(Top 102%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

21408

Females

8550

F18-39

8550

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

19592

Females

7616

F18-39

7616

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

21408

Females

8550

F18-39

8550

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

20611

Females

8146

F18-39

8146

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

22026

Females

8976

F18-39

8976

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

21751

Females

8857

F18-39

8857

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

20092

Females

8163

F18-39

8163

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

20886

Females

8681

F18-39

8681

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

22500

Females

9539

F18-39

9539

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

17905

Females

7291

F18-39

7291

35K→23M

21.8 - 23.0 mi

Top 67%
×5story building
+23ft-63ft

Overall

17176

Females

6994

F18-39

6994

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

18661

Females

7791

F18-39

7791

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16445

Females

6724

F18-39

6724

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

17360

Females

7229

F18-39

7229

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

12494

Females

4737

F18-39

4737

Passing Analysis

Category:
Athletes Passed
1415
Passed By
4092
Net Change
-2677
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17126
5K → 10K351341-1306#17126#18432
10K → 15K301327-1297#18432#19729
15K → 20K125456-331#19729#20060
20K → Half8125-117#20060#20177
Half → 25K75346-271#20177#20448
25K → 30K218150+68#20448#20380
30K → 20M77109-32#20380#20412
20M → 21M30189-159#20412#20571
21M → 35K1059+96#20571#20475
35K → 23M1956+189#20475#20286
23M → 24M10321+82#20286#20204
24M → 40K14211+131#20204#20073
40K → 25.2M582+56#20073#20017
25.2M → Finish2140+214#20017#19803
TOTALS14154092-2677
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing