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BOSTON MARATHON 2024

Penny Leong

Bib: 21978•F

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F45-49)
#0 / 1753
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
8:30/mi
26:24
↑ 97↓ 3451.5%
10K· 6.21 mi
8:48/mi
53:45
↑ 79↓ 1380.4%
15K· 9.32 mi
8:44/mi
1:20:52
↑ 67↓ 78
20K· 12.43 mi
9:07/mi
1:49:13
↑ 106↓ 860.1%
Half· 13.11 mi
8:48/mi
1:55:13
↑ 19↓ 370.5%
25K· 15.53 mi
9:24/mi
2:18:00
↑ 66↓ 880.2%
30K· 18.64 mi
9:53/mi
2:48:42
↑ 181↓ 1480.2%
20M
10:03/mi
3:02:21
↑ 64↓ 500.2%
21M
10:33/mi
3:12:54
↑ 106↓ 241.6%
35K· 21.75 mi
9:37/mi
3:20:06
↑ 17↓ 861.7%
23M
10:11/mi
3:32:51
↑ 23↓ 630.6%
24M
9:57/mi
3:42:48
↓ 821.3%
40K· 24.85 mi
10:27/mi
3:51:44
↓ 200.3%
25.2M
11:19/mi
3:55:38
↑ 13↓ 160.2%
Finish· 26.22 mi
9:33/mi
4:05:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:13
Pace8:47 /mi
2nd Half
Distance13.11 mi
Time2:10:09
Pace9:56 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:1826:248:3026:24
8:30
-
10K
6.21 mi11:50:3953:458:3927:21
8:48
+0:18
15K
9.32 mi12:17:461:20:528:4127:07
8:44
-0:04
20K
12.43 mi12:46:071:49:138:4728:21
9:07
+0:23
Half
13.11 mi12:52:071:55:138:476:00
8:48
-0:19
25K
15.53 mi13:14:542:18:008:5322:47
9:24
+0:36
30K
18.64 mi13:45:362:48:429:0330:42
9:53
+0:29
20M
20.00 mi13:59:153:02:219:0713:39
10:03
+0:10
21M
21.00 mi14:09:483:12:549:1110:33
10:33
+0:30
35K
21.75 mi14:17:003:20:069:127:12
9:37
-0:56
23M
23.00 mi14:29:453:32:519:1512:45
10:11
+0:34
24M
24.00 mi14:39:423:42:489:179:57
9:57
-0:14
40K
24.85 mi14:48:383:51:449:198:56
10:27
+0:30
25.2M
25.20 mi14:52:323:55:389:213:54
11:19
+0:52
Finish
26.22 mi15:02:164:05:229:229:44
9:33
-1:46

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

8:30 /mi

Average Pace

9:22 /mi

Slowest Pace

11:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:13

47% of race

Time at Steady Pace

1:20:22

33% of race

Time at Slower Pace

49:47

20% of race

Average Pace: 9:21 /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 mi11:23:1826:248:3026:24
8:30
#17763
10K
6.21 mi11:50:3953:458:3927:21
8:48
#18343
15K
9.32 mi12:17:461:20:528:4127:07
8:44
#18062
20K
12.43 mi12:46:071:49:138:4728:21
9:07
#17973
Half
13.11 mi12:52:071:55:138:476:00
8:48
#17926
25K
15.53 mi13:14:542:18:008:5322:47
9:24
#17760
30K
18.64 mi13:45:362:48:429:0330:42
9:53
#17589
20M
20.00 mi13:59:153:02:219:0713:39
10:03
#17518
21M
21.00 mi14:09:483:12:549:1110:33
10:33
#17385
35K
21.75 mi14:17:003:20:069:127:12
9:37
#17318
23M
23.00 mi14:29:453:32:519:1512:45
10:11
#17237
24M
24.00 mi14:39:423:42:489:179:57
9:57
#17206
40K
24.85 mi14:48:383:51:449:198:56
10:27
#17153
25.2M
25.20 mi14:52:323:55:389:213:54
11:19
#17116
Finish
26.22 mi15:02:164:05:229:229:44
9:33
#17045
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi177636618661817645(Top 69%)6512(Top 60%)6512(Top 371%)
10K6.21 mi3.10 mi18343-5806948-3306948-33018888(Top 74%)7238(Top 66%)7238(Top 413%)
15K9.32 mi3.11 mi18062+2816774+1746774+17417645(Top 69%)6512(Top 60%)6512(Top 371%)
20K12.43 mi3.11 mi17973+896725+496725+4917884(Top 70%)6643(Top 61%)6643(Top 379%)
Half13.11 mi0.68 mi17926+476704+216704+2117349(Top 68%)6427(Top 59%)6427(Top 367%)
25K15.53 mi2.42 mi17760+1666635+696635+6917187(Top 67%)6379(Top 58%)6379(Top 364%)
30K18.64 mi3.11 mi17589+1716589+466589+4616942(Top 66%)6482(Top 59%)6482(Top 370%)
20M20.00 mi1.36 mi17518+716585+46585+416646(Top 65%)6535(Top 60%)6535(Top 373%)
21M21.00 mi1.00 mi17385+1336540+456540+4515030(Top 59%)5841(Top 53%)5841(Top 333%)
35K21.75 mi0.75 mi17318+676522+186522+1815959(Top 62%)6334(Top 58%)6334(Top 361%)
23M23.00 mi1.25 mi17237+816502+206502+2016069(Top 63%)6435(Top 59%)6435(Top 367%)
24M24.00 mi1.00 mi17206+316508-66508-616167(Top 63%)6535(Top 60%)6535(Top 373%)
40K24.85 mi0.85 mi17153+536512-46512-416553(Top 65%)6783(Top 62%)6783(Top 387%)
25.2M25.20 mi0.35 mi17116+376510+26510+215537(Top 61%)6309(Top 58%)6309(Top 360%)
Finish26.22 mi1.02 mi17045+716502+86502+816763(Top 66%)6897(Top 63%)6897(Top 393%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

17645

Females

6512

F45-49

6512

5K→10K

3.1 - 6.2 mi

Top 74%
×5story building
+79ft-138ft

Overall

18888

Females

7238

F45-49

7238

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

17645

Females

6512

F45-49

6512

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

17884

Females

6643

F45-49

6643

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

17349

Females

6427

F45-49

6427

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

17187

Females

6379

F45-49

6379

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

16942

Females

6482

F45-49

6482

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

16646

Females

6535

F45-49

6535

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15030

Females

5841

F45-49

5841

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

15959

Females

6334

F45-49

6334

35K→23M

21.8 - 23.0 mi

Top 63%
×5story building
+23ft-63ft

Overall

16069

Females

6435

F45-49

6435

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

16167

Females

6535

F45-49

6535

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

16553

Females

6783

F45-49

6783

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

15537

Females

6309

F45-49

6309

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

16763

Females

6897

F45-49

6897

Passing Analysis

Category:
Athletes Passed
2352
Passed By
1634
Net Change
+718
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17763
5K → 10K102682-580#17763#18343
10K → 15K383102+281#18343#18062
15K → 20K286197+89#18062#17973
20K → Half6821+47#17973#17926
Half → 25K273107+166#17926#17760
25K → 30K330159+171#17760#17589
30K → 20M14372+71#17589#17518
20M → 21M16835+133#17518#17385
21M → 35K10235+67#17385#17318
35K → 23M14463+81#17318#17237
23M → 24M8655+31#17237#17206
24M → 40K10653+53#17206#17153
40K → 25.2M5720+37#17153#17116
25.2M → Finish10433+71#17116#17045
TOTALS23521634+718
📊

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