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BOSTON MARATHON 2024

Laura Naccarato

Bib: 25988•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:49
Rank: #21056
Start → 5K
28:49 | 9:17/mi
10K· 6.21 mi
58:39
Rank: #21377 (-321)
5K → 10K
29:50 | 9:36/mi
15K· 9.32 mi
1:32:12
Rank: #22242 (-865)
10K → 15K
33:33 | 10:48/mi
20K· 12.43 mi
2:10:55
Rank: #23105 (-863)
15K → 20K
38:43 | 12:28/mi
Half· 13.11 mi
2:17:45
Rank: #23018 (+87)
20K → Half
6:50 | 10:01/mi
25K· 15.53 mi
2:47:48
Rank: #23198 (-180)
Half → 25K
30:03 | 12:24/mi
30K· 18.64 mi
3:25:53
Rank: #23058 (+140)
25K → 30K
38:05 | 12:15/mi
20M
3:43:22
Rank: #23036 (+22)
30K → 20M
17:29 | 12:52/mi
21M
3:57:32
Rank: #23029 (+7)
20M → 21M
14:10 | 14:10/mi
35K· 21.75 mi
4:07:28
Rank: #23050 (-21)
21M → 35K
9:56 | 13:17/mi
23M
4:24:23
Rank: #23073 (-23)
35K → 23M
16:55 | 13:31/mi
24M
4:37:16
Rank: #23087 (-14)
23M → 24M
12:53 | 12:53/mi
40K· 24.85 mi
4:47:52
Rank: #23051 (+36)
24M → 40K
10:36 | 12:24/mi
25.2M
4:53:12
Rank: #23069 (-18)
40K → 25.2M
5:20 | 15:28/mi
Finish· 26.22 mi
5:04:35
Rank: #23036 (+33)
25.2M → Finish
11:23 | 11:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:45
Pace10:30 /mi
2nd Half
Distance13.11 mi
Time2:46:50
Pace12:44 /mi
📊Positive Split: 21.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:3128:499:1728:49
9:17
-
10K
6.21 mi12:14:2158:399:2629:50
9:36
+0:19
15K
9.32 mi12:47:541:32:129:5433:33
10:48
+1:12
20K
12.43 mi13:26:372:10:5510:3238:43
12:28
+1:40
Half
13.11 mi13:33:272:17:4510:306:50
10:01
-2:27
25K
15.53 mi14:03:302:47:4810:4830:03
12:24
+2:23
30K
18.64 mi14:41:353:25:5311:0338:05
12:15
-0:09
20M
20.00 mi14:59:043:43:2211:1017:29
12:52
+0:37
21M
21.00 mi15:13:143:57:3211:1914:10
14:10
+1:18
35K
21.75 mi15:23:104:07:2811:239:56
13:17
-0:53
23M
23.00 mi15:40:054:24:2311:3016:55
13:31
+0:14
24M
24.00 mi15:52:584:37:1611:3312:53
12:53
-0:38
40K
24.85 mi16:03:344:47:5211:3510:36
12:24
-0:29
25.2M
25.20 mi16:08:544:53:1211:385:20
15:28
+3:04
Finish
26.22 mi16:20:175:04:3511:3811:23
11:10
-4:18

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

9:17 /mi

Average Pace

11:38 /mi

Slowest Pace

15:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:25

36% of race

Time at Steady Pace

2:27:49

49% of race

Time at Slower Pace

46:21

15% of race

Average Pace: 11:37 /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 mi11:44:3128:499:1728:49
9:17
#21056
10K
6.21 mi12:14:2158:399:2629:50
9:36
#21377
15K
9.32 mi12:47:541:32:129:5433:33
10:48
#22242
20K
12.43 mi13:26:372:10:5510:3238:43
12:28
#23105
Half
13.11 mi13:33:272:17:4510:306:50
10:01
#23018
25K
15.53 mi14:03:302:47:4810:4830:03
12:24
#23198
30K
18.64 mi14:41:353:25:5311:0338:05
12:15
#23058
20M
20.00 mi14:59:043:43:2211:1017:29
12:52
#23036
21M
21.00 mi15:13:143:57:3211:1914:10
14:10
#23029
35K
21.75 mi15:23:104:07:2811:239:56
13:17
#23050
23M
23.00 mi15:40:054:24:2311:3016:55
13:31
#23073
24M
24.00 mi15:52:584:37:1611:3312:53
12:53
#23087
40K
24.85 mi16:03:344:47:5211:3510:36
12:24
#23051
25.2M
25.20 mi16:08:544:53:1211:385:20
15:28
#23069
Finish
26.22 mi16:20:175:04:3511:3811:23
11:10
#23036
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi210568427842723458(Top 92%)9666(Top 88%)9666(Top 207%)
10K6.21 mi3.10 mi21377-3218575-1488575-14821642(Top 85%)8731(Top 80%)8731(Top 187%)
15K9.32 mi3.11 mi22242-8659021-4469021-44623458(Top 92%)9666(Top 88%)9666(Top 207%)
20K12.43 mi3.11 mi23105-8639471-4509471-45024447(Top 96%)10266(Top 94%)10266(Top 220%)
Half13.11 mi0.68 mi23018+879429+429429+4221541(Top 84%)8705(Top 80%)8705(Top 187%)
25K15.53 mi2.42 mi23198-1809563-1349563-13423625(Top 92%)9869(Top 90%)9869(Top 212%)
30K18.64 mi3.11 mi23058+1409535+289535+2822367(Top 88%)9335(Top 85%)9335(Top 200%)
20M20.00 mi1.36 mi23036+229543-89543-822700(Top 89%)9611(Top 88%)9611(Top 206%)
21M21.00 mi1.00 mi23029+79553-109553-1022556(Top 88%)9574(Top 88%)9574(Top 205%)
35K21.75 mi0.75 mi23050-219574-219574-2123572(Top 92%)10098(Top 92%)10098(Top 217%)
23M23.00 mi1.25 mi23073-239605-319605-3123238(Top 91%)9944(Top 91%)9944(Top 213%)
24M24.00 mi1.00 mi23087-149618-139618-1322899(Top 90%)9850(Top 90%)9850(Top 211%)
40K24.85 mi0.85 mi23051+369609+99609+921223(Top 83%)9101(Top 83%)9101(Top 195%)
25.2M25.20 mi0.35 mi23069-189622-139622-1323529(Top 92%)10164(Top 93%)10164(Top 218%)
Finish26.22 mi1.02 mi23036+339607+159607+1521788(Top 85%)9349(Top 86%)9349(Top 201%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

23458

Females

9666

F18-39

9666

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

21642

Females

8731

F18-39

8731

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

23458

Females

9666

F18-39

9666

15K→20K

9.3 - 12.4 mi

Top 96%
×5stories
+106ft-86ft

Overall

24447

Females

10266

F18-39

10266

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

21541

Females

8705

F18-39

8705

Half→25K

13.1 - 15.5 mi

Top 92%
×4stories
+66ft-88ft

Overall

23625

Females

9869

F18-39

9869

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

22367

Females

9335

F18-39

9335

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

22700

Females

9611

F18-39

9611

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

22556

Females

9574

F18-39

9574

21M→35K

21.0 - 21.8 mi

Top 92%
×7stories
+17ft-86ft

Overall

23572

Females

10098

F18-39

10098

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

23238

Females

9944

F18-39

9944

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

22899

Females

9850

F18-39

9850

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

21223

Females

9101

F18-39

9101

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

23529

Females

10164

F18-39

10164

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

21788

Females

9349

F18-39

9349

Passing Analysis

Category:
Athletes Passed
889
Passed By
2869
Net Change
-1980
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21056
5K → 10K128449-321#21056#21377
10K → 15K25890-865#21377#22242
15K → 20K19882-863#22242#23105
20K → Half870+87#23105#23018
Half → 25K68248-180#23018#23198
25K → 30K22282+140#23198#23058
30K → 20M7553+22#23058#23036
20M → 21M5649+7#23036#23029
21M → 35K2950-21#23029#23050
35K → 23M4871-23#23050#23073
23M → 24M2337-14#23073#23087
24M → 40K5216+36#23087#23051
40K → 25.2M927-18#23051#23069
25.2M → Finish4815+33#23069#23036
TOTALS8892869-1980
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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