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BOSTON MARATHON 2024

Jennifer Smith

Bib: 28531•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
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
9:32/mi
29:38
↑ 97↓ 3451.5%
10K· 6.21 mi
9:32/mi
59:15
↑ 79↓ 1380.4%
15K· 9.32 mi
9:58/mi
1:30:13
↑ 67↓ 78
20K· 12.43 mi
11:39/mi
2:06:25
↑ 106↓ 860.1%
Half· 13.11 mi
10:16/mi
2:13:25
↑ 19↓ 370.5%
25K· 15.53 mi
12:22/mi
2:43:25
↑ 66↓ 880.2%
30K· 18.64 mi
12:32/mi
3:22:21
↑ 181↓ 1480.2%
20M
13:06/mi
3:40:09
↑ 64↓ 500.2%
21M
13:02/mi
3:53:11
↑ 106↓ 241.6%
35K· 21.75 mi
11:28/mi
4:01:46
↑ 17↓ 861.7%
23M
11:46/mi
4:16:30
↑ 23↓ 630.6%
24M
11:42/mi
4:28:12
↓ 821.3%
40K· 24.85 mi
12:40/mi
4:39:02
↓ 200.3%
25.2M
13:46/mi
4:43:47
↑ 13↓ 160.2%
Finish· 26.22 mi
10:42/mi
4:54:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:25
Pace10:11 /mi
2nd Half
Distance13.11 mi
Time2:41:16
Pace12:18 /mi
📊Positive Split: 20.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:4329:389:3229:38
9:32
-
10K
6.21 mi12:20:2059:159:3229:37
9:32
0:00
15K
9.32 mi12:51:181:30:139:4130:58
9:58
+0:26
20K
12.43 mi13:27:302:06:2510:1036:12
11:39
+1:41
Half
13.11 mi13:34:302:13:2510:117:00
10:16
-1:23
25K
15.53 mi14:04:302:43:2510:3130:00
12:22
+2:06
30K
18.64 mi14:43:263:22:2110:5138:56
12:32
+0:10
20M
20.00 mi15:01:143:40:0911:0017:48
13:06
+0:34
21M
21.00 mi15:14:163:53:1111:0613:02
13:02
-0:04
35K
21.75 mi15:22:514:01:4611:078:35
11:28
-1:34
23M
23.00 mi15:37:354:16:3011:0914:44
11:46
+0:18
24M
24.00 mi15:49:174:28:1211:1111:42
11:42
-0:04
40K
24.85 mi16:00:074:39:0211:1410:50
12:40
+0:58
25.2M
25.20 mi16:04:524:43:4711:164:45
13:46
+1:06
Finish
26.22 mi16:15:464:54:4111:1510:54
10:42
-3:04

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

9:32 /mi

Average Pace

11:15 /mi

Slowest Pace

13:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:07

37% of race

Time at Steady Pace

1:11:13

24% of race

Time at Slower Pace

1:55:21

39% of race

Average Pace: 11:14 /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 mi11:50:4329:389:3229:38
9:32
#21850
10K
6.21 mi12:20:2059:159:3229:37
9:32
#21641
15K
9.32 mi12:51:181:30:139:4130:58
9:58
#21712
20K
12.43 mi13:27:302:06:2510:1036:12
11:39
#22368
Half
13.11 mi13:34:302:13:2510:117:00
10:16
#22362
25K
15.53 mi14:04:302:43:2510:3130:00
12:22
#22644
30K
18.64 mi14:43:263:22:2110:5138:56
12:32
#22679
20M
20.00 mi15:01:143:40:0911:0017:48
13:06
#22745
21M
21.00 mi15:14:163:53:1111:0613:02
13:02
#22657
35K
21.75 mi15:22:514:01:4611:078:35
11:28
#22599
23M
23.00 mi15:37:354:16:3011:0914:44
11:46
#22473
24M
24.00 mi15:49:174:28:1211:1111:42
11:42
#22409
40K
24.85 mi16:00:074:39:0211:1410:50
12:40
#22390
25.2M
25.20 mi16:04:524:43:4711:164:45
13:46
#22378
Finish
26.22 mi16:15:464:54:4111:1510:54
10:42
#22332
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi218508840884021855(Top 86%)8800(Top 81%)8800(Top 546%)
10K6.21 mi3.10 mi21641+2098721+1198721+11921465(Top 84%)8628(Top 79%)8628(Top 535%)
15K9.32 mi3.11 mi21712-718747-268747-2621855(Top 86%)8800(Top 81%)8800(Top 546%)
20K12.43 mi3.11 mi22368-6569101-3549101-35423568(Top 92%)9758(Top 89%)9758(Top 605%)
Half13.11 mi0.68 mi22362+69095+69095+622172(Top 87%)9051(Top 83%)9051(Top 561%)
25K15.53 mi2.42 mi22644-2829243-1489243-14823604(Top 92%)9861(Top 90%)9861(Top 611%)
30K18.64 mi3.11 mi22679-359324-819324-8122722(Top 89%)9511(Top 87%)9511(Top 590%)
20M20.00 mi1.36 mi22745-669378-549378-5422983(Top 90%)9747(Top 89%)9747(Top 604%)
21M21.00 mi1.00 mi22657+889358+209358+2020808(Top 81%)8712(Top 80%)8712(Top 540%)
35K21.75 mi0.75 mi22599+589333+259333+2520821(Top 81%)8741(Top 80%)8741(Top 542%)
23M23.00 mi1.25 mi22473+1269279+549279+5420260(Top 79%)8528(Top 78%)8528(Top 529%)
24M24.00 mi1.00 mi22409+649264+159264+1520824(Top 82%)8850(Top 81%)8850(Top 549%)
40K24.85 mi0.85 mi22390+199275-119275-1121724(Top 85%)9334(Top 85%)9334(Top 579%)
25.2M25.20 mi0.35 mi22378+129280-59280-521240(Top 83%)9115(Top 83%)9115(Top 565%)
Finish26.22 mi1.02 mi22332+469272+89272+820570(Top 81%)8755(Top 80%)8755(Top 543%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

21855

Females

8800

F40-44

8800

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

21465

Females

8628

F40-44

8628

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

21855

Females

8800

F40-44

8800

15K→20K

9.3 - 12.4 mi

Top 92%
×5story building
+106ft-86ft

Overall

23568

Females

9758

F40-44

9758

20K→Half

12.4 - 13.1 mi

Top 87%
×2story building
+19ft-37ft

Overall

22172

Females

9051

F40-44

9051

Half→25K

13.1 - 15.5 mi

Top 92%
×4story building
+66ft-88ft

Overall

23604

Females

9861

F40-44

9861

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

22722

Females

9511

F40-44

9511

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

22983

Females

9747

F40-44

9747

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

20808

Females

8712

F40-44

8712

21M→35K

21.0 - 21.8 mi

Top 81%
×7story building
+17ft-86ft

Overall

20821

Females

8741

F40-44

8741

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

20260

Females

8528

F40-44

8528

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

20824

Females

8850

F40-44

8850

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

21724

Females

9334

F40-44

9334

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

21240

Females

9115

F40-44

9115

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

20570

Females

8755

F40-44

8755

Passing Analysis

Category:
Athletes Passed
1362
Passed By
1844
Net Change
-482
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21850
5K → 10K348139+209#21850#21641
10K → 15K155226-71#21641#21712
15K → 20K41697-656#21712#22368
20K → Half3024+6#22368#22362
Half → 25K52334-282#22362#22644
25K → 30K131166-35#22644#22679
30K → 20M59125-66#22679#22745
20M → 21M11224+88#22745#22657
21M → 35K7012+58#22657#22599
35K → 23M1326+126#22599#22473
23M → 24M7612+64#22473#22409
24M → 40K6344+19#22409#22390
40K → 25.2M2614+12#22390#22378
25.2M → Finish6721+46#22378#22332
TOTALS13621844-482
📊

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