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BOSTON MARATHON 2024

Casandra Degrauwe

Bib: 9188•F

FL

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
7:14/mi
22:27
↑ 97↓ 3451.5%
10K· 6.21 mi
7:19/mi
45:10
↑ 79↓ 1380.4%
15K· 9.32 mi
7:27/mi
1:08:18
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:32:15
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:37:35
↑ 19↓ 370.5%
25K· 15.53 mi
8:15/mi
1:57:36
↑ 66↓ 880.2%
30K· 18.64 mi
10:46/mi
2:31:03
↑ 181↓ 1480.2%
20M
14:22/mi
2:50:35
↑ 64↓ 500.2%
21M
16:15/mi
3:06:50
↑ 106↓ 241.6%
35K· 21.75 mi
13:50/mi
3:17:11
↑ 17↓ 861.7%
23M
14:27/mi
3:35:16
↑ 23↓ 630.6%
24M
15:29/mi
3:50:45
↓ 821.3%
40K· 24.85 mi
17:48/mi
4:05:58
↓ 200.3%
25.2M
18:16/mi
4:12:16
↑ 13↓ 160.2%
Finish· 26.22 mi
11:43/mi
4:24:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:35
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time2:46:37
Pace12:43 /mi
📊Positive Split: 70.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4122:277:1422:27
7:14
-
10K
6.21 mi11:11:2445:107:1622:43
7:19
+0:05
15K
9.32 mi11:34:321:08:187:2023:08
7:27
+0:08
20K
12.43 mi11:58:291:32:157:2523:57
7:43
+0:16
Half
13.11 mi12:03:491:37:357:275:20
7:49
+0:06
25K
15.53 mi12:23:501:57:367:3420:01
8:15
+0:26
30K
18.64 mi12:57:172:31:038:0633:27
10:46
+2:31
20M
20.00 mi13:16:492:50:358:3219:32
14:22
+3:36
21M
21.00 mi13:33:043:06:508:5416:15
16:15
+1:53
35K
21.75 mi13:43:253:17:119:0410:21
13:50
-2:25
23M
23.00 mi14:01:303:35:169:2218:05
14:27
+0:37
24M
24.00 mi14:16:593:50:459:3715:29
15:29
+1:02
40K
24.85 mi14:32:124:05:589:5415:13
17:48
+2:19
25.2M
25.20 mi14:38:304:12:1610:016:18
18:16
+0:28
Finish
26.22 mi14:50:264:24:1210:0511:56
11:43
-6:33

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

7:14 /mi

Average Pace

10:05 /mi

Slowest Pace

18:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:36

45% of race

Time at Steady Pace

45:23

17% of race

Time at Slower Pace

1:41:13

38% of race

Average Pace: 10:05 /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 mi10:48:4122:277:1422:27
7:14
#8634
10K
6.21 mi11:11:2445:107:1622:43
7:19
#8671
15K
9.32 mi11:34:321:08:187:2023:08
7:27
#8835
20K
12.43 mi11:58:291:32:157:2523:57
7:43
#9045
Half
13.11 mi12:03:491:37:357:275:20
7:49
#9162
25K
15.53 mi12:23:501:57:367:3420:01
8:15
#9593
30K
18.64 mi12:57:172:31:038:0633:27
10:46
#12381
20M
20.00 mi13:16:492:50:358:3219:32
14:22
#14560
21M
21.00 mi13:33:043:06:508:5416:15
16:15
#16052
35K
21.75 mi13:43:253:17:119:0410:21
13:50
#16707
23M
23.00 mi14:01:303:35:169:2218:05
14:27
#17643
24M
24.00 mi14:16:593:50:459:3715:29
15:29
#18370
40K
24.85 mi14:32:124:05:589:5415:13
17:48
#19089
25.2M
25.20 mi14:38:304:12:1610:016:18
18:16
#19304
Finish
26.22 mi14:50:264:24:1210:0511:56
11:43
#19450
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8634143714379266(Top 36%)1817(Top 17%)1817(Top 39%)
10K6.21 mi3.10 mi8671-371486-491486-498787(Top 34%)1549(Top 14%)1549(Top 33%)
15K9.32 mi3.11 mi8835-1641572-861572-869266(Top 36%)1817(Top 17%)1817(Top 39%)
20K12.43 mi3.11 mi9045-2101688-1161688-1169825(Top 38%)2244(Top 21%)2244(Top 48%)
Half13.11 mi0.68 mi9162-1171751-631751-6311557(Top 45%)3125(Top 29%)3125(Top 67%)
25K15.53 mi2.42 mi9593-4312009-2582009-25811739(Top 46%)3368(Top 31%)3368(Top 72%)
30K18.64 mi3.11 mi12381-27883569-15603569-156019442(Top 76%)7817(Top 72%)7817(Top 168%)
20M20.00 mi1.36 mi14560-21794862-12934862-129324281(Top 95%)10366(Top 95%)10366(Top 222%)
21M21.00 mi1.00 mi16052-14925784-9225784-92224671(Top 97%)10570(Top 97%)10570(Top 227%)
35K21.75 mi0.75 mi16707-6556179-3956179-39524147(Top 95%)10372(Top 95%)10372(Top 223%)
23M23.00 mi1.25 mi17643-9366734-5556734-55524220(Top 95%)10400(Top 95%)10400(Top 223%)
24M24.00 mi1.00 mi18370-7277148-4147148-41424983(Top 98%)10750(Top 98%)10750(Top 231%)
40K24.85 mi0.85 mi19089-7197548-4007548-40025323(Top 99%)10865(Top 99%)10865(Top 233%)
25.2M25.20 mi0.35 mi19304-2157669-1217669-12125085(Top 98%)10778(Top 99%)10778(Top 231%)
Finish26.22 mi1.02 mi19450-1467763-947763-9422805(Top 89%)9847(Top 90%)9847(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21story building
+97ft-345ft

Overall

9266

Females

1817

F18-39

1817

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

8787

Females

1549

F18-39

1549

10K→15K

6.2 - 9.3 mi

Top 36%
×3story building
+67ft-78ft

Overall

9266

Females

1817

F18-39

1817

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

9825

Females

2244

F18-39

2244

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

11557

Females

3125

F18-39

3125

Half→25K

13.1 - 15.5 mi

Top 46%
×4story building
+66ft-88ft

Overall

11739

Females

3368

F18-39

3368

25K→30K

15.5 - 18.6 mi

Top 76%
×9story building
+181ft-148ft

Overall

19442

Females

7817

F18-39

7817

30K→20M

18.6 - 20.0 mi

Top 95%
×5story building
+64ft-50ft

Overall

24281

Females

10366

F18-39

10366

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

24671

Females

10570

F18-39

10570

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

24147

Females

10372

F18-39

10372

35K→23M

21.8 - 23.0 mi

Top 95%
×5story building
+23ft-63ft

Overall

24220

Females

10400

F18-39

10400

23M→24M

23.0 - 24.0 mi

Top 98%
×6story building
+12ft-82ft

Overall

24983

Females

10750

F18-39

10750

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

25323

Females

10865

F18-39

10865

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

25085

Females

10778

F18-39

10778

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2story building
+22ft-21ft

Overall

22805

Females

9847

F18-39

9847

Passing Analysis

Category:
Athletes Passed
696
Passed By
11509
Net Change
-10816
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8634
5K → 10K228265-37#8634#8671
10K → 15K132296-164#8671#8835
15K → 20K132342-210#8835#9045
20K → Half11128-117#9045#9162
Half → 25K108538-431#9162#9593
25K → 30K142800-2788#9593#12381
30K → 20M32182-2179#12381#14560
20M → 21M41496-1492#14560#16052
21M → 35K11666-655#16052#16707
35K → 23M13949-936#16707#17643
23M → 24M5732-727#17643#18370
24M → 40K3722-719#18370#19089
40K → 25.2M4219-215#19089#19304
25.2M → Finish28174-146#19304#19450
TOTALS69611509-10816
📊

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