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BOSTON MARATHON 2024

Jennifer Scalise-Marinofsky

Bib: 28158•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 42%
Division (F50-54)
#0 / 1187
Top 38%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:36
Rank: #16283
Start → 5K
8:14/mi
25:36 split
10K· 6.21 mi
50:41
Rank: #15497 (+786)
5K → 10K
8:04/mi
25:05 split
15K· 9.32 mi
1:16:16
Rank: #15235 (+262)
10K → 15K
8:14/mi
25:35 split
20K· 12.43 mi
1:42:24
Rank: #14970 (+265)
15K → 20K
8:25/mi
26:08 split
Half· 13.11 mi
1:48:07
Rank: #14972 (-2)
20K → Half
8:23/mi
5:43 split
25K· 15.53 mi
2:09:40
Rank: #14920 (+52)
Half → 25K
8:53/mi
21:33 split
30K· 18.64 mi
2:39:07
Rank: #15016 (-96)
25K → 30K
9:29/mi
29:27 split
20M
2:52:10
Rank: #15033 (-17)
30K → 20M
9:36/mi
13:03 split
21M
3:02:43
Rank: #15030 (+3)
20M → 21M
10:33/mi
10:33 split
35K· 21.75 mi
3:10:04
Rank: #15111 (-81)
21M → 35K
9:49/mi
7:21 split
23M
3:22:33
Rank: #15140 (-29)
35K → 23M
9:58/mi
12:29 split
24M
3:32:51
Rank: #15281 (-141)
23M → 24M
10:18/mi
10:18 split
40K· 24.85 mi
3:41:52
Rank: #15383 (-102)
24M → 40K
10:33/mi
9:01 split
25.2M
3:45:42
Rank: #15351 (+32)
40K → 25.2M
11:07/mi
3:50 split
Finish· 26.22 mi
3:55:21
Rank: #15374 (-23)
25.2M → Finish
9:28/mi
9:39 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:07
Pace8:15 /mi
2nd Half
Distance13.11 mi
Time2:07:14
Pace9:42 /mi
📊Positive Split: 17.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:4325:368:1425:36
8:14
-
10K
6.21 mi12:10:4850:418:0925:05
8:04
-0:10
15K
9.32 mi12:36:231:16:168:1125:35
8:14
+0:10
20K
12.43 mi13:02:311:42:248:1426:08
8:25
+0:11
Half
13.11 mi13:08:141:48:078:155:43
8:23
-0:02
25K
15.53 mi13:29:472:09:408:2121:33
8:53
+0:30
30K
18.64 mi13:59:142:39:078:3229:27
9:29
+0:36
20M
20.00 mi14:12:172:52:108:3613:03
9:36
+0:07
21M
21.00 mi14:22:503:02:438:4210:33
10:33
+0:57
35K
21.75 mi14:30:113:10:048:447:21
9:49
-0:44
23M
23.00 mi14:42:403:22:338:4812:29
9:58
+0:09
24M
24.00 mi14:52:583:32:518:5210:18
10:18
+0:20
40K
24.85 mi15:01:593:41:528:569:01
10:33
+0:15
25.2M
25.20 mi15:05:493:45:428:573:50
11:07
+0:34
Finish
26.22 mi15:15:283:55:218:599:39
9:28
-1:39

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

8:04 /mi

Average Pace

8:59 /mi

Slowest Pace

11:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:40

55% of race

Time at Steady Pace

59:30

25% of race

Time at Slower Pace

46:11

20% of race

Average Pace: 8:59 /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 mi11:45:4325:368:1425:36
8:14
#16283
10K
6.21 mi12:10:4850:418:0925:05
8:04
#15497
15K
9.32 mi12:36:231:16:168:1125:35
8:14
#15235
20K
12.43 mi13:02:311:42:248:1426:08
8:25
#14970
Half
13.11 mi13:08:141:48:078:155:43
8:23
#14972
25K
15.53 mi13:29:472:09:408:2121:33
8:53
#14920
30K
18.64 mi13:59:142:39:078:3229:27
9:29
#15016
20M
20.00 mi14:12:172:52:108:3613:03
9:36
#15033
21M
21.00 mi14:22:503:02:438:4210:33
10:33
#15030
35K
21.75 mi14:30:113:10:048:447:21
9:49
#15111
23M
23.00 mi14:42:403:22:338:4812:29
9:58
#15140
24M
24.00 mi14:52:583:32:518:5210:18
10:18
#15281
40K
24.85 mi15:01:593:41:528:569:01
10:33
#15383
25.2M
25.20 mi15:05:493:45:428:573:50
11:07
#15351
Finish
26.22 mi15:15:283:55:218:599:39
9:28
#15374
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi162835732573214920(Top 58%)4920(Top 45%)4920(Top 414%)
10K6.21 mi3.10 mi15497+7865245+4875245+48714716(Top 58%)4762(Top 44%)4762(Top 401%)
15K9.32 mi3.11 mi15235+2625090+1555090+15514920(Top 58%)4920(Top 45%)4920(Top 414%)
20K12.43 mi3.11 mi14970+2654926+1644926+16414327(Top 56%)4629(Top 42%)4629(Top 390%)
Half13.11 mi0.68 mi14972-24936-104936-1015095(Top 59%)5109(Top 47%)5109(Top 430%)
25K15.53 mi2.42 mi14920+524949-134949-1315016(Top 59%)5194(Top 48%)5194(Top 438%)
30K18.64 mi3.11 mi15016-965096-1475096-14715383(Top 60%)5632(Top 52%)5632(Top 474%)
20M20.00 mi1.36 mi15033-175147-515147-5114953(Top 59%)5644(Top 52%)5644(Top 475%)
21M21.00 mi1.00 mi15030+35194-475194-4715018(Top 59%)5829(Top 53%)5829(Top 491%)
35K21.75 mi0.75 mi15111-815263-695263-6916622(Top 65%)6662(Top 61%)6662(Top 561%)
23M23.00 mi1.25 mi15140-295325-625325-6215375(Top 60%)6101(Top 56%)6101(Top 514%)
24M24.00 mi1.00 mi15281-1415450-1255450-12517282(Top 68%)7093(Top 65%)7093(Top 598%)
40K24.85 mi0.85 mi15383-1025542-925542-9216817(Top 66%)6921(Top 63%)6921(Top 583%)
25.2M25.20 mi0.35 mi15351+325534+85534+814911(Top 58%)5993(Top 55%)5993(Top 505%)
Finish26.22 mi1.02 mi15374-235575-415575-4116395(Top 64%)6700(Top 61%)6700(Top 564%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

14920

Females

4920

F50-54

4920

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

14716

Females

4762

F50-54

4762

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

14920

Females

4920

F50-54

4920

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

14327

Females

4629

F50-54

4629

20K→Half

12.4 - 13.1 mi

Top 59%
×2story building
+19ft-37ft

Overall

15095

Females

5109

F50-54

5109

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

15016

Females

5194

F50-54

5194

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

15383

Females

5632

F50-54

5632

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

14953

Females

5644

F50-54

5644

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15018

Females

5829

F50-54

5829

21M→35K

21.0 - 21.8 mi

Top 65%
×7story building
+17ft-86ft

Overall

16622

Females

6662

F50-54

6662

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

15375

Females

6101

F50-54

6101

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

17282

Females

7093

F50-54

7093

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

16817

Females

6921

F50-54

6921

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

14911

Females

5993

F50-54

5993

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

16395

Females

6700

F50-54

6700

Passing Analysis

Category:
Athletes Passed
2742
Passed By
1833
Net Change
+909
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16283
5K → 10K85064+786#16283#15497
10K → 15K363101+262#15497#15235
15K → 20K36196+265#15235#14970
20K → Half3739-2#14970#14972
Half → 25K251199+52#14972#14920
25K → 30K239335-96#14920#15016
30K → 20M121138-17#15016#15033
20M → 21M130127+3#15033#15030
21M → 35K46127-81#15030#15111
35K → 23M107136-29#15111#15140
23M → 24M56197-141#15140#15281
24M → 40K58160-102#15281#15383
40K → 25.2M5523+32#15383#15351
25.2M → Finish6891-23#15351#15374
TOTALS27421833+909
📊

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