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BOSTON MARATHON 2024

Beixin Zhu

Bib: 15033•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 39%
Gender (Female)
#0 / 10924
Top 24%
Masters (Masters Women)
#0 / 6263
Top 12%
Division (F40-44)
#0 / 1613
Top 25%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:45
Rank: #9371
Start → 5K
22:45 | 7:19/mi
10K· 6.21 mi
46:14
Rank: #9950 (-579)
5K → 10K
23:29 | 7:34/mi
15K· 9.32 mi
1:10:07
Rank: #10357 (-407)
10K → 15K
23:53 | 7:41/mi
20K· 12.43 mi
1:34:28
Rank: #10412 (-55)
15K → 20K
24:21 | 7:50/mi
Half· 13.11 mi
1:39:45
Rank: #10415 (-3)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
1:59:12
Rank: #10343 (+72)
Half → 25K
19:27 | 8:01/mi
30K· 18.64 mi
2:25:01
Rank: #10106 (+237)
25K → 30K
25:49 | 8:19/mi
20M
2:36:31
Rank: #9969 (+137)
30K → 20M
11:30 | 8:28/mi
21M
2:45:52
Rank: #9933 (+36)
20M → 21M
9:21 | 9:21/mi
35K· 21.75 mi
2:51:56
Rank: #9849 (+84)
21M → 35K
6:04 | 8:07/mi
23M
3:02:53
Rank: #9787 (+62)
35K → 23M
10:57 | 8:45/mi
24M
3:11:26
Rank: #9752 (+35)
23M → 24M
8:33 | 8:33/mi
40K· 24.85 mi
3:18:49
Rank: #9710 (+42)
24M → 40K
7:23 | 8:38/mi
25.2M
3:22:05
Rank: #9687 (+23)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:31:27
Rank: #9907 (-220)
25.2M → Finish
9:22 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:45
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:51:42
Pace8:31 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1822:457:1922:45
7:19
-
10K
6.21 mi11:18:4746:147:2623:29
7:34
+0:15
15K
9.32 mi11:42:401:10:077:3123:53
7:41
+0:07
20K
12.43 mi12:07:011:34:287:3624:21
7:50
+0:09
Half
13.11 mi12:12:181:39:457:375:17
7:45
-0:05
25K
15.53 mi12:31:451:59:127:4019:27
8:01
+0:16
30K
18.64 mi12:57:342:25:017:4725:49
8:19
+0:18
20M
20.00 mi13:09:042:36:317:5011:30
8:28
+0:09
21M
21.00 mi13:18:252:45:527:549:21
9:21
+0:53
35K
21.75 mi13:24:292:51:567:546:04
8:07
-1:14
23M
23.00 mi13:35:263:02:537:5710:57
8:45
+0:38
24M
24.00 mi13:43:593:11:267:598:33
8:33
-0:12
40K
24.85 mi13:51:223:18:498:007:23
8:38
+0:05
25.2M
25.20 mi13:54:383:22:058:013:16
9:28
+0:50
Finish
26.22 mi14:04:003:31:278:049:22
9:11
-0:17

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

7:19 /mi

Average Pace

8:04 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:45

47% of race

Time at Steady Pace

1:18:46

37% of race

Time at Slower Pace

32:56

16% of race

Average Pace: 8:04 /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 mi10:55:1822:457:1922:45
7:19
#9371
10K
6.21 mi11:18:4746:147:2623:29
7:34
#9950
15K
9.32 mi11:42:401:10:077:3123:53
7:41
#10357
20K
12.43 mi12:07:011:34:287:3624:21
7:50
#10412
Half
13.11 mi12:12:181:39:457:375:17
7:45
#10415
25K
15.53 mi12:31:451:59:127:4019:27
8:01
#10343
30K
18.64 mi12:57:342:25:017:4725:49
8:19
#10106
20M
20.00 mi13:09:042:36:317:5011:30
8:28
#9969
21M
21.00 mi13:18:252:45:527:549:21
9:21
#9933
35K
21.75 mi13:24:292:51:567:546:04
8:07
#9849
23M
23.00 mi13:35:263:02:537:5710:57
8:45
#9787
24M
24.00 mi13:43:593:11:267:598:33
8:33
#9752
40K
24.85 mi13:51:223:18:498:007:23
8:38
#9710
25.2M
25.20 mi13:54:383:22:058:013:16
9:28
#9687
Finish
26.22 mi14:04:003:31:278:049:22
9:11
#9907
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi93711736173611109(Top 43%)2738(Top 25%)2738(Top 170%)
10K6.21 mi3.10 mi9950-5792020-2842020-28410775(Top 42%)2517(Top 23%)2517(Top 156%)
15K9.32 mi3.11 mi10357-4072270-2502270-25011109(Top 43%)2738(Top 25%)2738(Top 170%)
20K12.43 mi3.11 mi10412-552369-992369-9910698(Top 42%)2669(Top 24%)2669(Top 165%)
Half13.11 mi0.68 mi10415-32376-72376-710960(Top 43%)2780(Top 25%)2780(Top 172%)
25K15.53 mi2.42 mi10343+722389-132389-1310343(Top 40%)2663(Top 24%)2663(Top 165%)
30K18.64 mi3.11 mi10106+2372373+162373+169634(Top 38%)2521(Top 23%)2521(Top 156%)
20M20.00 mi1.36 mi9969+1372359+142359+149255(Top 36%)2585(Top 24%)2585(Top 160%)
21M21.00 mi1.00 mi9933+362401-422401-4210198(Top 40%)3322(Top 30%)3322(Top 206%)
35K21.75 mi0.75 mi9849+842393+82393+88492(Top 33%)2458(Top 23%)2458(Top 152%)
23M23.00 mi1.25 mi9787+622429-362429-369819(Top 38%)3298(Top 30%)3298(Top 204%)
24M24.00 mi1.00 mi9752+352453-242453-249762(Top 38%)3313(Top 30%)3313(Top 205%)
40K24.85 mi0.85 mi9710+422471-182471-189067(Top 35%)3109(Top 28%)3109(Top 193%)
25.2M25.20 mi0.35 mi9687+232475-42475-48657(Top 34%)2981(Top 27%)2981(Top 185%)
Finish26.22 mi1.02 mi9907-2202626-1512626-15115115(Top 59%)6032(Top 55%)6032(Top 374%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21stories
+97ft-345ft

Overall

11109

Females

2738

F40-44

2738

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

10775

Females

2517

F40-44

2517

10K→15K

6.2 - 9.3 mi

Top 43%
×3stories
+67ft-78ft

Overall

11109

Females

2738

F40-44

2738

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

10698

Females

2669

F40-44

2669

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

10960

Females

2780

F40-44

2780

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10343

Females

2663

F40-44

2663

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

9634

Females

2521

F40-44

2521

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

9255

Females

2585

F40-44

2585

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

10198

Females

3322

F40-44

3322

21M→35K

21.0 - 21.8 mi

Top 33%
×7stories
+17ft-86ft

Overall

8492

Females

2458

F40-44

2458

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

9819

Females

3298

F40-44

3298

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

9762

Females

3313

F40-44

3313

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9067

Females

3109

F40-44

3109

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

8657

Females

2981

F40-44

2981

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15115

Females

6032

F40-44

6032

Passing Analysis

Category:
Athletes Passed
1989*
Passed By
2520
Net Change
-536
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9371
5K → 10K93672-579#9371#9950
10K → 15K95500-407#9950#10357
15K → 20K195250-55#10357#10412
20K → Half3942-3#10412#10415
Half → 25K234162+72#10415#10343
25K → 30K391153+237#10343#10106
30K → 20M20366+137#10106#9969
20M → 21M151114+36#9969#9933
21M → 35K11329+84#9933#9849
35K → 23M170108+62#9849#9787
23M → 24M113*78+35#9787#9752
24M → 40K9553+42#9752#9710
40K → 25.2M5734+23#9710#9687
25.2M → Finish40259-220#9687#9907
TOTALS1989*2520-536

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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