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BOSTON MARATHON 2024

Mary Clark Prevost

Bib: 18263•F

SC

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 42%
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:10
Rank: #15388
Start → 5K
25:10 | 8:06/mi
10K· 6.21 mi
50:09
Rank: #14921 (+467)
5K → 10K
24:59 | 8:02/mi
15K· 9.32 mi
1:15:09
Rank: #14470 (+451)
10K → 15K
25:00 | 8:03/mi
20K· 12.43 mi
1:41:19
Rank: #14410 (+60)
15K → 20K
26:10 | 8:25/mi
Half· 13.11 mi
1:47:03
Rank: #14445 (-35)
20K → Half
5:44 | 8:24/mi
25K· 15.53 mi
2:08:29
Rank: #14470 (-25)
Half → 25K
21:26 | 8:50/mi
30K· 18.64 mi
2:36:48
Rank: #14272 (+198)
25K → 30K
28:19 | 9:07/mi
20M
2:49:30
Rank: #14232 (+40)
30K → 20M
12:42 | 9:21/mi
21M
2:59:20
Rank: #14083 (+149)
20M → 21M
9:50 | 9:50/mi
35K· 21.75 mi
3:06:07
Rank: #14041 (+42)
21M → 35K
6:47 | 9:04/mi
23M
3:17:48
Rank: #13948 (+93)
35K → 23M
11:41 | 9:20/mi
24M
3:26:50
Rank: #13849 (+99)
23M → 24M
9:02 | 9:02/mi
40K· 24.85 mi
3:34:49
Rank: #13778 (+71)
24M → 40K
7:59 | 9:20/mi
25.2M
3:38:18
Rank: #13716 (+62)
40K → 25.2M
3:29 | 10:06/mi
Finish· 26.22 mi
3:47:03
Rank: #13592 (+124)
25.2M → Finish
8:45 | 8:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:03
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time2:00:00
Pace9:09 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:4725:108:0625:10
8:06
-
10K
6.21 mi11:41:4650:098:0424:59
8:02
-0:04
15K
9.32 mi12:06:461:15:098:0425:00
8:03
+0:01
20K
12.43 mi12:32:561:41:198:0926:10
8:25
+0:22
Half
13.11 mi12:38:401:47:038:105:44
8:24
-0:01
25K
15.53 mi13:00:062:08:298:1621:26
8:50
+0:26
30K
18.64 mi13:28:252:36:488:2528:19
9:07
+0:17
20M
20.00 mi13:41:072:49:308:2812:42
9:21
+0:14
21M
21.00 mi13:50:572:59:208:329:50
9:50
+0:29
35K
21.75 mi13:57:443:06:078:336:47
9:04
-0:46
23M
23.00 mi14:09:253:17:488:3611:41
9:20
+0:16
24M
24.00 mi14:18:273:26:508:379:02
9:02
-0:18
40K
24.85 mi14:26:263:34:498:397:59
9:20
+0:18
25.2M
25.20 mi14:29:553:38:188:403:29
10:06
+0:46
Finish
26.22 mi14:38:403:47:038:408:45
8:35
-1:31

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

8:02 /mi

Average Pace

8:40 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:48

51% of race

Time at Steady Pace

1:25:14

38% of race

Time at Slower Pace

26:01

11% of race

Average Pace: 8:40 /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 mi11:16:4725:108:0625:10
8:06
#15388
10K
6.21 mi11:41:4650:098:0424:59
8:02
#14921
15K
9.32 mi12:06:461:15:098:0425:00
8:03
#14470
20K
12.43 mi12:32:561:41:198:0926:10
8:25
#14410
Half
13.11 mi12:38:401:47:038:105:44
8:24
#14445
25K
15.53 mi13:00:062:08:298:1621:26
8:50
#14470
30K
18.64 mi13:28:252:36:488:2528:19
9:07
#14272
20M
20.00 mi13:41:072:49:308:2812:42
9:21
#14232
21M
21.00 mi13:50:572:59:208:329:50
9:50
#14083
35K
21.75 mi13:57:443:06:078:336:47
9:04
#14041
23M
23.00 mi14:09:253:17:488:3611:41
9:20
#13948
24M
24.00 mi14:18:273:26:508:379:02
9:02
#13849
40K
24.85 mi14:26:263:34:498:397:59
9:20
#13778
25.2M
25.20 mi14:29:553:38:188:403:29
10:06
#13716
Finish
26.22 mi14:38:403:47:038:408:45
8:35
#13592
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi153885181518113773(Top 54%)4224(Top 39%)4224(Top 91%)
10K6.21 mi3.10 mi14921+4674886+2954886+29514501(Top 57%)4630(Top 42%)4630(Top 99%)
15K9.32 mi3.11 mi14470+4514614+2724614+27213773(Top 54%)4224(Top 39%)4224(Top 91%)
20K12.43 mi3.11 mi14410+604605+94605+914388(Top 56%)4663(Top 43%)4663(Top 100%)
Half13.11 mi0.68 mi14445-354635-304635-3015195(Top 59%)5144(Top 47%)5144(Top 110%)
25K15.53 mi2.42 mi14470-254683-484683-4814761(Top 58%)5040(Top 46%)5040(Top 108%)
30K18.64 mi3.11 mi14272+1984644+394644+3913802(Top 54%)4735(Top 43%)4735(Top 102%)
20M20.00 mi1.36 mi14232+404672-284672-2813844(Top 54%)5033(Top 46%)5033(Top 108%)
21M21.00 mi1.00 mi14083+1494644+284644+2812286(Top 48%)4409(Top 40%)4409(Top 95%)
35K21.75 mi0.75 mi14041+424651-74651-713646(Top 53%)5139(Top 47%)5139(Top 110%)
23M23.00 mi1.25 mi13948+934655-44655-412750(Top 50%)4782(Top 44%)4782(Top 103%)
24M24.00 mi1.00 mi13849+994643+124643+1212356(Top 48%)4599(Top 42%)4599(Top 99%)
40K24.85 mi0.85 mi13778+714650-74650-712444(Top 49%)4751(Top 43%)4751(Top 102%)
25.2M25.20 mi0.35 mi13716+624635+154635+1511393(Top 45%)4293(Top 39%)4293(Top 92%)
Finish26.22 mi1.02 mi13592+1244594+414594+4112005(Top 47%)4466(Top 41%)4466(Top 96%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

13773

Females

4224

F18-39

4224

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

14501

Females

4630

F18-39

4630

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

13773

Females

4224

F18-39

4224

15K→20K

9.3 - 12.4 mi

Top 56%
×5stories
+106ft-86ft

Overall

14388

Females

4663

F18-39

4663

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

15195

Females

5144

F18-39

5144

Half→25K

13.1 - 15.5 mi

Top 58%
×4stories
+66ft-88ft

Overall

14761

Females

5040

F18-39

5040

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

13802

Females

4735

F18-39

4735

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

13844

Females

5033

F18-39

5033

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12286

Females

4409

F18-39

4409

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

13646

Females

5139

F18-39

5139

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

12750

Females

4782

F18-39

4782

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12356

Females

4599

F18-39

4599

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

12444

Females

4751

F18-39

4751

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

11393

Females

4293

F18-39

4293

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12005

Females

4466

F18-39

4466

Passing Analysis

Category:
Athletes Passed
3061
Passed By
1265
Net Change
+1796
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15388
5K → 10K56497+467#15388#14921
10K → 15K50857+451#14921#14470
15K → 20K264204+60#14470#14410
20K → Half3368-35#14410#14445
Half → 25K217242-25#14445#14470
25K → 30K376178+198#14470#14272
30K → 20M146106+40#14272#14232
20M → 21M20253+149#14232#14083
21M → 35K9452+42#14083#14041
35K → 23M16774+93#14041#13948
23M → 24M14344+99#13948#13849
24M → 40K12352+71#13849#13778
40K → 25.2M7614+62#13778#13716
25.2M → Finish14824+124#13716#13592
TOTALS30611265+1796
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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