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BOSTON MARATHON 2024

Denise Silcox

Bib: 14510•F

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 50%
Gender (Female)
#0 / 10924
Top 38%
Masters (Masters Women)
#0 / 6263
Top 26%
Division (F45-49)
#0 / 1753
Top 32%
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
7:29/mi
23:15
↑ 97↓ 3451.5%
10K· 6.21 mi
7:40/mi
47:04
↑ 79↓ 1380.4%
15K· 9.32 mi
7:42/mi
1:10:59
↑ 67↓ 78
20K· 12.43 mi
7:51/mi
1:35:22
↑ 106↓ 860.1%
Half· 13.11 mi
7:39/mi
1:40:35
↑ 19↓ 370.5%
25K· 15.53 mi
8:06/mi
2:00:14
↑ 66↓ 880.2%
30K· 18.64 mi
8:35/mi
2:26:55
↑ 181↓ 1480.2%
20M
8:46/mi
2:38:50
↑ 64↓ 500.2%
21M
9:24/mi
2:48:14
↑ 106↓ 241.6%
35K· 21.75 mi
8:59/mi
2:54:57
↑ 17↓ 861.7%
23M
9:51/mi
3:07:17
↑ 23↓ 630.6%
24M
10:01/mi
3:17:18
↓ 821.3%
40K· 24.85 mi
11:41/mi
3:27:17
↓ 200.3%
25.2M
12:37/mi
3:31:38
↑ 13↓ 160.2%
Finish· 26.22 mi
11:18/mi
3:43:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:35
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time2:02:34
Pace9:21 /mi
📊Positive Split: 21.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1923:157:2923:15
7:29
-
10K
6.21 mi11:19:0847:047:3423:49
7:40
+0:11
15K
9.32 mi11:43:031:10:597:3723:55
7:42
+0:02
20K
12.43 mi12:07:261:35:227:4024:23
7:51
+0:09
Half
13.11 mi12:12:391:40:357:405:13
7:39
-0:12
25K
15.53 mi12:32:182:00:147:4419:39
8:06
+0:27
30K
18.64 mi12:58:592:26:557:5326:41
8:35
+0:29
20M
20.00 mi13:10:542:38:507:5611:55
8:46
+0:11
21M
21.00 mi13:20:182:48:148:019:24
9:24
+0:38
35K
21.75 mi13:27:012:54:578:036:43
8:59
-0:25
23M
23.00 mi13:39:213:07:178:0912:20
9:51
+0:52
24M
24.00 mi13:49:223:17:188:1310:01
10:01
+0:10
40K
24.85 mi13:59:213:27:178:209:59
11:41
+1:40
25.2M
25.20 mi14:03:423:31:388:244:21
12:37
+0:56
Finish
26.22 mi14:15:133:43:098:3111:31
11:18
-1:19

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

7:29 /mi

Average Pace

8:31 /mi

Slowest Pace

12:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:35

45% of race

Time at Steady Pace

1:14:22

33% of race

Time at Slower Pace

48:12

22% of race

Average Pace: 8:31 /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 mi10:55:1923:157:2923:15
7:29
#10639
10K
6.21 mi11:19:0847:047:3423:49
7:40
#11110
15K
9.32 mi11:43:031:10:597:3723:55
7:42
#11090
20K
12.43 mi12:07:261:35:227:4024:23
7:51
#10986
Half
13.11 mi12:12:391:40:357:405:13
7:39
#10934
25K
15.53 mi12:32:182:00:147:4419:39
8:06
#10859
30K
18.64 mi12:58:592:26:557:5326:41
8:35
#10819
20M
20.00 mi13:10:542:38:507:5611:55
8:46
#10777
21M
21.00 mi13:20:182:48:148:019:24
9:24
#10684
35K
21.75 mi13:27:012:54:578:036:43
8:59
#10769
23M
23.00 mi13:39:213:07:178:0912:20
9:51
#11086
24M
24.00 mi13:49:223:17:188:1310:01
10:01
#11379
40K
24.85 mi13:59:213:27:178:209:59
11:41
#11930
25.2M
25.20 mi14:03:423:31:388:244:21
12:37
#12101
Finish
26.22 mi14:15:133:43:098:3111:31
11:18
#12711
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi106392370237011203(Top 44%)2793(Top 26%)2793(Top 159%)
10K6.21 mi3.10 mi11110-4712668-2982668-29811620(Top 45%)2989(Top 27%)2989(Top 171%)
15K9.32 mi3.11 mi11090+202683-152683-1511203(Top 44%)2793(Top 26%)2793(Top 159%)
20K12.43 mi3.11 mi10986+1042656+272656+2710758(Top 42%)2695(Top 25%)2695(Top 154%)
Half13.11 mi0.68 mi10934+522637+192637+1910281(Top 40%)2460(Top 23%)2460(Top 140%)
25K15.53 mi2.42 mi10859+752659-222659-2210845(Top 42%)2892(Top 26%)2892(Top 165%)
30K18.64 mi3.11 mi10819+402729-702729-7011126(Top 44%)3251(Top 30%)3251(Top 185%)
20M20.00 mi1.36 mi10777+422770-412770-4110953(Top 43%)3451(Top 32%)3451(Top 197%)
21M21.00 mi1.00 mi10684+932781-112781-1110395(Top 41%)3434(Top 31%)3434(Top 196%)
35K21.75 mi0.75 mi10769-852854-732854-7313216(Top 52%)4912(Top 45%)4912(Top 280%)
23M23.00 mi1.25 mi11086-3173078-2243078-22414932(Top 58%)5876(Top 54%)5876(Top 335%)
24M24.00 mi1.00 mi11379-2933298-2203298-22016399(Top 64%)6640(Top 61%)6640(Top 379%)
40K24.85 mi0.85 mi11930-5513630-3323630-33219745(Top 77%)8372(Top 77%)8372(Top 478%)
25.2M25.20 mi0.35 mi12101-1713745-1153745-11518802(Top 74%)7902(Top 72%)7902(Top 451%)
Finish26.22 mi1.02 mi12711-6104129-3844129-38422036(Top 86%)9466(Top 87%)9466(Top 540%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11203

Females

2793

F45-49

2793

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

11620

Females

2989

F45-49

2989

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11203

Females

2793

F45-49

2793

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

10758

Females

2695

F45-49

2695

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

10281

Females

2460

F45-49

2460

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

10845

Females

2892

F45-49

2892

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

11126

Females

3251

F45-49

3251

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

10953

Females

3451

F45-49

3451

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

10395

Females

3434

F45-49

3434

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

13216

Females

4912

F45-49

4912

35K→23M

21.8 - 23.0 mi

Top 58%
×5story building
+23ft-63ft

Overall

14932

Females

5876

F45-49

5876

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

16399

Females

6640

F45-49

6640

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

19745

Females

8372

F45-49

8372

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

18802

Females

7902

F45-49

7902

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

22036

Females

9466

F45-49

9466

Passing Analysis

Category:
Athletes Passed
1819
Passed By
3891
Net Change
-2072
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10639
5K → 10K143614-471#10639#11110
10K → 15K212192+20#11110#11090
15K → 20K273169+104#11090#10986
20K → Half7422+52#10986#10934
Half → 25K255180+75#10934#10859
25K → 30K308268+40#10859#10819
30K → 20M158116+42#10819#10777
20M → 21M17784+93#10777#10684
21M → 35K45130-85#10684#10769
35K → 23M73390-317#10769#11086
23M → 24M52345-293#11086#11379
24M → 40K22573-551#11379#11930
40K → 25.2M12183-171#11930#12101
25.2M → Finish15625-610#12101#12711
TOTALS18193891-2072
📊

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