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BOSTON MARATHON 2024

Nicole Szczepanek

Bib: 15194•F

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 47%
Masters (Masters Women)
#0 / 6263
Top 37%
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
7:38/mi
23:42
↑ 97↓ 3451.5%
10K· 6.21 mi
7:46/mi
47:51
↑ 79↓ 1380.4%
15K· 9.32 mi
7:55/mi
1:12:27
↑ 67↓ 78
20K· 12.43 mi
8:22/mi
1:38:28
↑ 106↓ 860.1%
Half· 13.11 mi
8:24/mi
1:44:12
↑ 19↓ 370.5%
25K· 15.53 mi
9:09/mi
2:06:22
↑ 66↓ 880.2%
30K· 18.64 mi
9:46/mi
2:36:43
↑ 181↓ 1480.2%
20M
10:07/mi
2:50:28
↑ 64↓ 500.2%
21M
11:07/mi
3:01:35
↑ 106↓ 241.6%
35K· 21.75 mi
9:37/mi
3:08:47
↑ 17↓ 861.7%
23M
9:53/mi
3:21:09
↑ 23↓ 630.6%
24M
9:28/mi
3:30:37
↓ 821.3%
40K· 24.85 mi
9:32/mi
3:38:46
↓ 200.3%
25.2M
10:38/mi
3:42:26
↑ 13↓ 160.2%
Finish· 26.22 mi
8:53/mi
3:51:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:12
Pace7:57 /mi
2nd Half
Distance13.11 mi
Time2:07:17
Pace9:43 /mi
📊Positive Split: 22.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:0223:427:3823:42
7:38
-
10K
6.21 mi11:21:1147:517:4224:09
7:46
+0:08
15K
9.32 mi11:45:471:12:277:4624:36
7:55
+0:09
20K
12.43 mi12:11:481:38:287:5526:01
8:22
+0:27
Half
13.11 mi12:17:321:44:127:575:44
8:24
+0:02
25K
15.53 mi12:39:422:06:228:0822:10
9:09
+0:45
30K
18.64 mi13:10:032:36:438:2430:21
9:46
+0:37
20M
20.00 mi13:23:482:50:288:3113:45
10:07
+0:21
21M
21.00 mi13:34:553:01:358:3911:07
11:07
+1:00
35K
21.75 mi13:42:073:08:478:417:12
9:37
-1:30
23M
23.00 mi13:54:293:21:098:4512:22
9:53
+0:16
24M
24.00 mi14:03:573:30:378:479:28
9:28
-0:25
40K
24.85 mi14:12:063:38:468:488:09
9:32
+0:04
25.2M
25.20 mi14:15:463:42:268:503:40
10:38
+1:06
Finish
26.22 mi14:24:493:51:298:509:03
8:53
-1:45

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

7:38 /mi

Average Pace

8:50 /mi

Slowest Pace

11:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:15

49% of race

Time at Steady Pace

1:29:42

39% of race

Time at Slower Pace

28:32

12% of race

Average Pace: 8:50 /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 mi10:57:0223:427:3823:42
7:38
#11779
10K
6.21 mi11:21:1147:517:4224:09
7:46
#12112
15K
9.32 mi11:45:471:12:277:4624:36
7:55
#12298
20K
12.43 mi12:11:481:38:287:5526:01
8:22
#12809
Half
13.11 mi12:17:321:44:127:575:44
8:24
#12950
25K
15.53 mi12:39:422:06:228:0822:10
9:09
#13647
30K
18.64 mi13:10:032:36:438:2430:21
9:46
#14252
20M
20.00 mi13:23:482:50:288:3113:45
10:07
#14526
21M
21.00 mi13:34:553:01:358:3911:07
11:07
#14730
35K
21.75 mi13:42:073:08:478:417:12
9:37
#14801
23M
23.00 mi13:54:293:21:098:4512:22
9:53
#14812
24M
24.00 mi14:03:573:30:378:479:28
9:28
#14741
40K
24.85 mi14:12:063:38:468:488:09
9:32
#14656
25.2M
25.20 mi14:15:463:42:268:503:40
10:38
#14617
Finish
26.22 mi14:24:493:51:298:509:03
8:53
#14559
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi117793004300412842(Top 50%)3715(Top 34%)3715(Top 230%)
10K6.21 mi3.10 mi12112-3333230-2263230-22612461(Top 49%)3454(Top 32%)3454(Top 214%)
15K9.32 mi3.11 mi12298-1863362-1323362-13212842(Top 50%)3715(Top 34%)3715(Top 230%)
20K12.43 mi3.11 mi12809-5113660-2983660-29814116(Top 55%)4501(Top 41%)4501(Top 279%)
Half13.11 mi0.68 mi12950-1413758-983758-9815221(Top 60%)5170(Top 47%)5170(Top 321%)
25K15.53 mi2.42 mi13647-6974183-4254183-42516179(Top 63%)5823(Top 53%)5823(Top 361%)
30K18.64 mi3.11 mi14252-6054632-4494632-44916508(Top 65%)6247(Top 57%)6247(Top 387%)
20M20.00 mi1.36 mi14526-2744840-2084840-20816870(Top 66%)6650(Top 61%)6650(Top 412%)
21M21.00 mi1.00 mi14730-2045016-1765016-17616640(Top 65%)6663(Top 61%)6663(Top 413%)
35K21.75 mi0.75 mi14801-715094-785094-7815936(Top 62%)6311(Top 58%)6311(Top 391%)
23M23.00 mi1.25 mi14812-115150-565150-5615050(Top 59%)5939(Top 54%)5939(Top 368%)
24M24.00 mi1.00 mi14741+715158-85158-814358(Top 56%)5623(Top 51%)5623(Top 349%)
40K24.85 mi0.85 mi14656+855142+165142+1613257(Top 52%)5172(Top 47%)5172(Top 321%)
25.2M25.20 mi0.35 mi14617+395127+155127+1513303(Top 52%)5227(Top 48%)5227(Top 324%)
Finish26.22 mi1.02 mi14559+585123+45123+413650(Top 53%)5299(Top 49%)5299(Top 329%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

12842

Females

3715

F40-44

3715

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

12461

Females

3454

F40-44

3454

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

12842

Females

3715

F40-44

3715

15K→20K

9.3 - 12.4 mi

Top 55%
×5story building
+106ft-86ft

Overall

14116

Females

4501

F40-44

4501

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

15221

Females

5170

F40-44

5170

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

16179

Females

5823

F40-44

5823

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

16508

Females

6247

F40-44

6247

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

16870

Females

6650

F40-44

6650

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

16640

Females

6663

F40-44

6663

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

15936

Females

6311

F40-44

6311

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

15050

Females

5939

F40-44

5939

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

14358

Females

5623

F40-44

5623

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13257

Females

5172

F40-44

5172

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13303

Females

5227

F40-44

5227

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

13650

Females

5299

F40-44

5299

Passing Analysis

Category:
Athletes Passed
1418
Passed By
4198
Net Change
-2780
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11779
5K → 10K161494-333#11779#12112
10K → 15K178364-186#12112#12298
15K → 20K121632-511#12298#12809
20K → Half20161-141#12809#12950
Half → 25K77774-697#12950#13647
25K → 30K130735-605#13647#14252
30K → 20M68342-274#14252#14526
20M → 21M64268-204#14526#14730
21M → 35K63134-71#14730#14801
35K → 23M119130-11#14801#14812
23M → 24M12352+71#14812#14741
24M → 40K12742+85#14741#14656
40K → 25.2M6122+39#14656#14617
25.2M → Finish10648+58#14617#14559
TOTALS14184198-2780
📊

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