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BOSTON MARATHON 2024

Jen Lee

Bib: 20641•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 45%
Gender (Female)
#0 / 10924
Top 32%
Masters (Masters Women)
#0 / 6263
Top 19%
Division (F45-49)
#0 / 1753
Top 23%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:46
Rank: #16612
Start → 5K
25:46 | 8:18/mi
10K· 6.21 mi
50:57
Rank: #15755 (+857)
5K → 10K
25:11 | 8:06/mi
15K· 9.32 mi
1:16:15
Rank: #15223 (+532)
10K → 15K
25:18 | 8:09/mi
20K· 12.43 mi
1:42:03
Rank: #14798 (+425)
15K → 20K
25:48 | 8:18/mi
Half· 13.11 mi
1:47:32
Rank: #14707 (+91)
20K → Half
5:29 | 8:02/mi
25K· 15.53 mi
2:07:32
Rank: #14096 (+611)
Half → 25K
20:00 | 8:15/mi
30K· 18.64 mi
2:34:22
Rank: #13487 (+609)
25K → 30K
26:50 | 8:38/mi
20M
2:45:32
Rank: #12975 (+512)
30K → 20M
11:10 | 8:13/mi
21M
2:54:37
Rank: #12693 (+282)
20M → 21M
9:05 | 9:05/mi
35K· 21.75 mi
3:00:25
Rank: #12460 (+233)
21M → 35K
5:48 | 7:45/mi
23M
3:11:32
Rank: #12264 (+196)
35K → 23M
11:07 | 8:53/mi
24M
3:19:47
Rank: #12048 (+216)
23M → 24M
8:15 | 8:15/mi
40K· 24.85 mi
3:26:47
Rank: #11802 (+246)
24M → 40K
7:00 | 8:11/mi
25.2M
3:30:06
Rank: #11734 (+68)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:38:15
Rank: #11548 (+186)
25.2M → Finish
8:09 | 8:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:32
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time1:50:43
Pace8:27 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:5725:468:1825:46
8:18
-
10K
6.21 mi11:48:0850:578:1225:11
8:06
-0:12
15K
9.32 mi12:13:261:16:158:1125:18
8:09
+0:03
20K
12.43 mi12:39:141:42:038:1325:48
8:18
+0:09
Half
13.11 mi12:44:431:47:328:125:29
8:02
-0:16
25K
15.53 mi13:04:432:07:328:1320:00
8:15
+0:13
30K
18.64 mi13:31:332:34:228:1726:50
8:38
+0:23
20M
20.00 mi13:42:432:45:328:1711:10
8:13
-0:25
21M
21.00 mi13:51:482:54:378:199:05
9:05
+0:52
35K
21.75 mi13:57:363:00:258:185:48
7:45
-1:20
23M
23.00 mi14:08:433:11:328:2011:07
8:53
+1:08
24M
24.00 mi14:16:583:19:478:198:15
8:15
-0:38
40K
24.85 mi14:23:583:26:478:197:00
8:11
-0:04
25.2M
25.20 mi14:27:173:30:068:203:19
9:37
+1:26
Finish
26.22 mi14:35:263:38:158:208:09
8:00
-1:37

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

7:45 /mi

Average Pace

8:20 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

13:57

6% of race

Time at Steady Pace

2:33:57

71% of race

Time at Slower Pace

50:21

23% of race

Average Pace: 8:19 /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 mi11:22:5725:468:1825:46
8:18
#16612
10K
6.21 mi11:48:0850:578:1225:11
8:06
#15755
15K
9.32 mi12:13:261:16:158:1125:18
8:09
#15223
20K
12.43 mi12:39:141:42:038:1325:48
8:18
#14798
Half
13.11 mi12:44:431:47:328:125:29
8:02
#14707
25K
15.53 mi13:04:432:07:328:1320:00
8:15
#14096
30K
18.64 mi13:31:332:34:228:1726:50
8:38
#13487
20M
20.00 mi13:42:432:45:328:1711:10
8:13
#12975
21M
21.00 mi13:51:482:54:378:199:05
9:05
#12693
35K
21.75 mi13:57:363:00:258:185:48
7:45
#12460
23M
23.00 mi14:08:433:11:328:2011:07
8:53
#12264
24M
24.00 mi14:16:583:19:478:198:15
8:15
#12048
40K
24.85 mi14:23:583:26:478:197:00
8:11
#11802
25.2M
25.20 mi14:27:173:30:068:203:19
9:37
#11734
Finish
26.22 mi14:35:263:38:158:208:09
8:00
#11548
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi166125929592914360(Top 56%)4581(Top 42%)4581(Top 261%)
10K6.21 mi3.10 mi15755+8575383+5465383+54614915(Top 58%)4880(Top 45%)4880(Top 278%)
15K9.32 mi3.11 mi15223+5325084+2995084+29914360(Top 56%)4581(Top 42%)4581(Top 261%)
20K12.43 mi3.11 mi14798+4254831+2534831+25313732(Top 54%)4263(Top 39%)4263(Top 243%)
Half13.11 mi0.68 mi14707+914790+414790+4113031(Top 51%)3899(Top 36%)3899(Top 222%)
25K15.53 mi2.42 mi14096+6114462+3284462+32811683(Top 46%)3335(Top 31%)3335(Top 190%)
30K18.64 mi3.11 mi13487+6094188+2744188+27411378(Top 45%)3383(Top 31%)3383(Top 193%)
20M20.00 mi1.36 mi12975+5123965+2233965+2237963(Top 31%)1970(Top 18%)1970(Top 112%)
21M21.00 mi1.00 mi12693+2823854+1113854+1118983(Top 35%)2693(Top 25%)2693(Top 154%)
35K21.75 mi0.75 mi12460+2333772+823772+826405(Top 25%)1491(Top 14%)1491(Top 85%)
23M23.00 mi1.25 mi12264+1963721+513721+5110552(Top 41%)3682(Top 34%)3682(Top 210%)
24M24.00 mi1.00 mi12048+2163646+753646+758075(Top 32%)2531(Top 23%)2531(Top 144%)
40K24.85 mi0.85 mi11802+2463564+823564+826754(Top 26%)2010(Top 18%)2010(Top 115%)
25.2M25.20 mi0.35 mi11734+683546+183546+189277(Top 36%)3292(Top 30%)3292(Top 188%)
Finish26.22 mi1.02 mi11548+1863489+573489+578531(Top 33%)2841(Top 26%)2841(Top 162%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

14360

Females

4581

F45-49

4581

5K→10K

3.1 - 6.2 mi

Top 58%
×5stories
+79ft-138ft

Overall

14915

Females

4880

F45-49

4880

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

14360

Females

4581

F45-49

4581

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

13732

Females

4263

F45-49

4263

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

13031

Females

3899

F45-49

3899

Half→25K

13.1 - 15.5 mi

Top 46%
×4stories
+66ft-88ft

Overall

11683

Females

3335

F45-49

3335

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

11378

Females

3383

F45-49

3383

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

7963

Females

1970

F45-49

1970

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

8983

Females

2693

F45-49

2693

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6405

Females

1491

F45-49

1491

35K→23M

21.8 - 23.0 mi

Top 41%
×5stories
+23ft-63ft

Overall

10552

Females

3682

F45-49

3682

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8075

Females

2531

F45-49

2531

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

6754

Females

2010

F45-49

2010

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9277

Females

3292

F45-49

3292

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

8531

Females

2841

F45-49

2841

Passing Analysis

Category:
Athletes Passed
5339
Passed By
275
Net Change
+5064
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16612
5K → 10K90750+857#16612#15755
10K → 15K56331+532#15755#15223
15K → 20K47853+425#15223#14798
20K → Half943+91#14798#14707
Half → 25K6187+611#14707#14096
25K → 30K64536+609#14096#13487
30K → 20M5131+512#13487#12975
20M → 21M29917+282#12975#12693
21M → 35K2330+233#12693#12460
35K → 23M23539+196#12460#12264
23M → 24M2237+216#12264#12048
24M → 40K2559+246#12048#11802
40K → 25.2M7911+68#11802#11734
25.2M → Finish19711+186#11734#11548
TOTALS5339275+5064
📊

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