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BOSTON MARATHON 2024

Jennifer Heimlich

Bib: 30523•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

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
10:09/mi
31:32
↑ 97↓ 3451.5%
10K· 6.21 mi
10:49/mi
1:05:09
↑ 79↓ 1380.4%
15K· 9.32 mi
10:50/mi
1:38:48
↑ 67↓ 78
20K· 12.43 mi
10:59/mi
2:12:55
↑ 106↓ 860.1%
Half· 13.11 mi
10:41/mi
2:20:12
↑ 19↓ 370.5%
25K· 15.53 mi
11:16/mi
2:47:32
↑ 66↓ 880.2%
30K· 18.64 mi
11:44/mi
3:24:00
↑ 181↓ 1480.2%
20M
13:25/mi
3:42:14
↑ 64↓ 500.2%
21M
12:38/mi
3:54:52
↑ 106↓ 241.6%
35K· 21.75 mi
11:43/mi
4:03:38
↑ 17↓ 861.7%
23M
13:40/mi
4:20:45
↑ 23↓ 630.6%
24M
11:31/mi
4:32:16
↓ 821.3%
40K· 24.85 mi
11:29/mi
4:42:05
↓ 200.3%
25.2M
12:14/mi
4:46:18
↑ 13↓ 160.2%
Finish· 26.22 mi
10:50/mi
4:57:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:12
Pace10:42 /mi
2nd Half
Distance13.11 mi
Time2:37:08
Pace11:59 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:5831:3210:0931:32
10:09
-
10K
6.21 mi12:30:351:05:0910:2933:37
10:49
+0:40
15K
9.32 mi13:04:141:38:4810:3633:39
10:50
+0:01
20K
12.43 mi13:38:212:12:5510:4234:07
10:59
+0:09
Half
13.11 mi13:45:382:20:1210:427:17
10:41
-0:18
25K
15.53 mi14:12:582:47:3210:4727:20
11:16
+0:35
30K
18.64 mi14:49:263:24:0010:5736:28
11:44
+0:28
20M
20.00 mi15:07:403:42:1411:0718:14
13:25
+1:41
21M
21.00 mi15:20:183:54:5211:1112:38
12:38
-0:47
35K
21.75 mi15:29:044:03:3811:128:46
11:43
-0:55
23M
23.00 mi15:46:114:20:4511:2017:07
13:40
+1:57
24M
24.00 mi15:57:424:32:1611:2111:31
11:31
-2:09
40K
24.85 mi16:07:314:42:0511:219:49
11:29
-0:02
25.2M
25.20 mi16:11:444:46:1811:224:13
12:14
+0:45
Finish
26.22 mi16:22:464:57:2011:2111:02
10:50
-1:24

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

10:09 /mi

Average Pace

11:21 /mi

Slowest Pace

13:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:14

51% of race

Time at Steady Pace

1:33:54

32% of race

Time at Slower Pace

52:12

18% of race

Average Pace: 11:20 /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 mi11:56:5831:3210:0931:32
10:09
#23327
10K
6.21 mi12:30:351:05:0910:2933:37
10:49
#23745
15K
9.32 mi13:04:141:38:4810:3633:39
10:50
#23648
20K
12.43 mi13:38:212:12:5510:4234:07
10:59
#23416
Half
13.11 mi13:45:382:20:1210:427:17
10:41
#23402
25K
15.53 mi14:12:582:47:3210:4727:20
11:16
#23168
30K
18.64 mi14:49:263:24:0010:5736:28
11:44
#22864
20M
20.00 mi15:07:403:42:1411:0718:14
13:25
#22941
21M
21.00 mi15:20:183:54:5211:1112:38
12:38
#22817
35K
21.75 mi15:29:044:03:3811:128:46
11:43
#22769
23M
23.00 mi15:46:114:20:4511:2017:07
13:40
#22841
24M
24.00 mi15:57:424:32:1611:2111:31
11:31
#22748
40K
24.85 mi16:07:314:42:0511:219:49
11:29
#22647
25.2M
25.20 mi16:11:444:46:1811:224:13
12:14
#22598
Finish
26.22 mi16:22:464:57:2011:2111:02
10:50
#22558
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi233279568956823505(Top 92%)9692(Top 89%)9692(Top 208%)
10K6.21 mi3.10 mi23745-4189798-2309798-23024051(Top 94%)10005(Top 92%)10005(Top 215%)
15K9.32 mi3.11 mi23648+979762+369762+3623505(Top 92%)9692(Top 89%)9692(Top 208%)
20K12.43 mi3.11 mi23416+2329656+1069656+10622603(Top 88%)9238(Top 85%)9238(Top 198%)
Half13.11 mi0.68 mi23402+149655+19655+122999(Top 90%)9491(Top 87%)9491(Top 204%)
25K15.53 mi2.42 mi23168+2349545+1109545+11022043(Top 86%)9024(Top 83%)9024(Top 194%)
30K18.64 mi3.11 mi22864+3049421+1249421+12421491(Top 84%)8896(Top 81%)8896(Top 191%)
20M20.00 mi1.36 mi22941-779482-619482-6123386(Top 92%)9948(Top 91%)9948(Top 213%)
21M21.00 mi1.00 mi22817+1249443+399443+3920114(Top 79%)8392(Top 77%)8392(Top 180%)
35K21.75 mi0.75 mi22769+489425+189425+1821304(Top 83%)9000(Top 82%)9000(Top 193%)
23M23.00 mi1.25 mi22841-729477-529477-5223420(Top 92%)10025(Top 92%)10025(Top 215%)
24M24.00 mi1.00 mi22748+939437+409437+4020467(Top 80%)8667(Top 79%)8667(Top 186%)
40K24.85 mi0.85 mi22647+1019398+399398+3919305(Top 76%)8168(Top 75%)8168(Top 175%)
25.2M25.20 mi0.35 mi22598+499379+199379+1917921(Top 70%)7521(Top 69%)7521(Top 161%)
Finish26.22 mi1.02 mi22558+409374+59374+520923(Top 82%)8940(Top 82%)8940(Top 192%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

23505

Females

9692

F18-39

9692

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

24051

Females

10005

F18-39

10005

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

23505

Females

9692

F18-39

9692

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

22603

Females

9238

F18-39

9238

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

22999

Females

9491

F18-39

9491

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

22043

Females

9024

F18-39

9024

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

21491

Females

8896

F18-39

8896

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

23386

Females

9948

F18-39

9948

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

20114

Females

8392

F18-39

8392

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

21304

Females

9000

F18-39

9000

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

23420

Females

10025

F18-39

10025

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

20467

Females

8667

F18-39

8667

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

19305

Females

8168

F18-39

8168

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

17921

Females

7521

F18-39

7521

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

20923

Females

8940

F18-39

8940

Passing Analysis

Category:
Athletes Passed
1780
Passed By
1011
Net Change
+769
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23327
5K → 10K79497-418#23327#23745
10K → 15K204107+97#23745#23648
15K → 20K27038+232#23648#23416
20K → Half3521+14#23416#23402
Half → 25K26026+234#23402#23168
25K → 30K33430+304#23168#22864
30K → 20M48125-77#22864#22941
20M → 21M13511+124#22941#22817
21M → 35K5911+48#22817#22769
35K → 23M32104-72#22769#22841
23M → 24M985+93#22841#22748
24M → 40K1054+101#22748#22647
40K → 25.2M523+49#22647#22598
25.2M → Finish6929+40#22598#22558
TOTALS17801011+769
📊

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