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BOSTON MARATHON 2024

Michelle Petrillo

Bib: 22873•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F55-59)
#0 / 876
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:43
Rank: #19764
Start → 5K
27:43 | 8:55/mi
10K· 6.21 mi
57:03
Rank: #20587 (-823)
5K → 10K
29:20 | 9:26/mi
15K· 9.32 mi
1:25:43
Rank: #20316 (+271)
10K → 15K
28:40 | 9:14/mi
20K· 12.43 mi
1:55:51
Rank: #20180 (+136)
15K → 20K
30:08 | 9:42/mi
Half· 13.11 mi
2:02:37
Rank: #20248 (-68)
20K → Half
6:46 | 9:55/mi
25K· 15.53 mi
2:26:08
Rank: #19887 (+361)
Half → 25K
23:31 | 9:42/mi
30K· 18.64 mi
2:59:23
Rank: #19755 (+132)
25K → 30K
33:15 | 10:42/mi
20M
3:13:11
Rank: #19518 (+237)
30K → 20M
13:48 | 10:09/mi
21M
3:25:18
Rank: #19478 (+40)
20M → 21M
12:07 | 12:07/mi
35K· 21.75 mi
3:33:22
Rank: #19458 (+20)
21M → 35K
8:04 | 10:47/mi
23M
3:47:05
Rank: #19359 (+99)
35K → 23M
13:43 | 10:57/mi
24M
3:57:21
Rank: #19256 (+103)
23M → 24M
10:16 | 10:16/mi
40K· 24.85 mi
4:06:19
Rank: #19130 (+126)
24M → 40K
8:58 | 10:29/mi
25.2M
4:10:31
Rank: #19109 (+21)
40K → 25.2M
4:12 | 12:11/mi
Finish· 26.22 mi
4:20:45
Rank: #19061 (+48)
25.2M → Finish
10:14 | 10:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:37
Pace9:21 /mi
2nd Half
Distance13.11 mi
Time2:18:08
Pace10:32 /mi
📊Positive Split: 12.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:2327:438:5527:43
8:55
-
10K
6.21 mi11:54:4357:039:1129:20
9:26
+0:31
15K
9.32 mi12:23:231:25:439:1228:40
9:14
-0:12
20K
12.43 mi12:53:311:55:519:1930:08
9:42
+0:28
Half
13.11 mi13:00:172:02:379:216:46
9:55
+0:13
25K
15.53 mi13:23:482:26:089:2423:31
9:42
-0:13
30K
18.64 mi13:57:032:59:239:3733:15
10:42
+1:00
20M
20.00 mi14:10:513:13:119:4013:48
10:09
-0:33
21M
21.00 mi14:22:583:25:189:4712:07
12:07
+1:58
35K
21.75 mi14:31:023:33:229:498:04
10:47
-1:20
23M
23.00 mi14:44:453:47:059:5213:43
10:57
+0:10
24M
24.00 mi14:55:013:57:219:5310:16
10:16
-0:41
40K
24.85 mi15:03:594:06:199:558:58
10:29
+0:13
25.2M
25.20 mi15:08:114:10:319:564:12
12:11
+1:42
Finish
26.22 mi15:18:254:20:459:5710:14
10:03
-2:08

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

8:55 /mi

Average Pace

9:57 /mi

Slowest Pace

12:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:43

33% of race

Time at Steady Pace

1:43:41

40% of race

Time at Slower Pace

1:11:21

27% of race

Average Pace: 9:57 /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 mi11:25:2327:438:5527:43
8:55
#19764
10K
6.21 mi11:54:4357:039:1129:20
9:26
#20587
15K
9.32 mi12:23:231:25:439:1228:40
9:14
#20316
20K
12.43 mi12:53:311:55:519:1930:08
9:42
#20180
Half
13.11 mi13:00:172:02:379:216:46
9:55
#20248
25K
15.53 mi13:23:482:26:089:2423:31
9:42
#19887
30K
18.64 mi13:57:032:59:239:3733:15
10:42
#19755
20M
20.00 mi14:10:513:13:119:4013:48
10:09
#19518
21M
21.00 mi14:22:583:25:189:4712:07
12:07
#19478
35K
21.75 mi14:31:023:33:229:498:04
10:47
#19458
23M
23.00 mi14:44:453:47:059:5213:43
10:57
#19359
24M
24.00 mi14:55:013:57:219:5310:16
10:16
#19256
40K
24.85 mi15:03:594:06:199:558:58
10:29
#19130
25.2M
25.20 mi15:08:114:10:319:564:12
12:11
#19109
Finish
26.22 mi15:18:254:20:459:5710:14
10:03
#19061
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi197647748774819813(Top 78%)7682(Top 70%)7682(Top 877%)
10K6.21 mi3.10 mi20587-8238162-4148162-41421202(Top 83%)8482(Top 78%)8482(Top 968%)
15K9.32 mi3.11 mi20316+2717993+1697993+16919813(Top 78%)7682(Top 70%)7682(Top 877%)
20K12.43 mi3.11 mi20180+1367919+747919+7419780(Top 77%)7686(Top 70%)7686(Top 877%)
Half13.11 mi0.68 mi20248-687949-307949-3021272(Top 83%)8546(Top 78%)8546(Top 976%)
25K15.53 mi2.42 mi19887+3617777+1727777+17218214(Top 71%)6952(Top 64%)6952(Top 794%)
30K18.64 mi3.11 mi19755+1327764+137764+1319274(Top 75%)7724(Top 71%)7724(Top 882%)
20M20.00 mi1.36 mi19518+2377673+917673+9116993(Top 67%)6712(Top 61%)6712(Top 766%)
21M21.00 mi1.00 mi19478+407679-67679-619089(Top 75%)7851(Top 72%)7851(Top 896%)
35K21.75 mi0.75 mi19458+207687-87687-819311(Top 76%)7987(Top 73%)7987(Top 912%)
23M23.00 mi1.25 mi19359+997656+317656+3118309(Top 72%)7556(Top 69%)7556(Top 863%)
24M24.00 mi1.00 mi19256+1037615+417615+4117196(Top 67%)7057(Top 65%)7057(Top 806%)
40K24.85 mi0.85 mi19130+1267571+447571+4416686(Top 65%)6862(Top 63%)6862(Top 783%)
25.2M25.20 mi0.35 mi19109+217562+97562+917795(Top 70%)7440(Top 68%)7440(Top 849%)
Finish26.22 mi1.02 mi19061+487557+57557+518560(Top 73%)7764(Top 71%)7764(Top 886%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

19813

Females

7682

F55-59

7682

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

21202

Females

8482

F55-59

8482

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

19813

Females

7682

F55-59

7682

15K→20K

9.3 - 12.4 mi

Top 77%
×5stories
+106ft-86ft

Overall

19780

Females

7686

F55-59

7686

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

21272

Females

8546

F55-59

8546

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

18214

Females

6952

F55-59

6952

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19274

Females

7724

F55-59

7724

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

16993

Females

6712

F55-59

6712

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

19089

Females

7851

F55-59

7851

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

19311

Females

7987

F55-59

7987

35K→23M

21.8 - 23.0 mi

Top 72%
×5stories
+23ft-63ft

Overall

18309

Females

7556

F55-59

7556

23M→24M

23.0 - 24.0 mi

Top 67%
×6stories
+12ft-82ft

Overall

17196

Females

7057

F55-59

7057

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

16686

Females

6862

F55-59

6862

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

17795

Females

7440

F55-59

7440

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2stories
+22ft-21ft

Overall

18560

Females

7764

F55-59

7764

Passing Analysis

Category:
Athletes Passed
2245
Passed By
1542
Net Change
+703
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19764
5K → 10K61884-823#19764#20587
10K → 15K35382+271#20587#20316
15K → 20K263127+136#20316#20180
20K → Half1482-68#20180#20248
Half → 25K38524+361#20248#19887
25K → 30K244112+132#19887#19755
30K → 20M2436+237#19755#19518
20M → 21M10363+40#19518#19478
21M → 35K6646+20#19478#19458
35K → 23M13738+99#19458#19359
23M → 24M11815+103#19359#19256
24M → 40K13610+126#19256#19130
40K → 25.2M3817+21#19130#19109
25.2M → Finish8436+48#19109#19061
TOTALS22451542+703
📊

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