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BOSTON MARATHON 2024

Hongyun Zhou

Bib: 17852•F

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 35%
Gender (Female)
#0 / 10924
Top 20%
Masters (Masters Women)
#0 / 6263
Top 9%
Division (F50-54)
#0 / 1187
Top 4%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:03
Rank: #12637
Start → 5K
24:03 | 7:44/mi
10K· 6.21 mi
48:02
Rank: #12338 (+299)
5K → 10K
23:59 | 7:43/mi
15K· 9.32 mi
1:12:08
Rank: #12050 (+288)
10K → 15K
24:06 | 7:45/mi
20K· 12.43 mi
1:36:44
Rank: #11782 (+268)
15K → 20K
24:36 | 7:55/mi
Half· 13.11 mi
1:41:59
Rank: #11707 (+75)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
2:01:12
Rank: #11291 (+416)
Half → 25K
19:13 | 7:56/mi
30K· 18.64 mi
2:26:38
Rank: #10720 (+571)
25K → 30K
25:26 | 8:11/mi
20M
2:37:52
Rank: #10454 (+266)
30K → 20M
11:14 | 8:16/mi
21M
2:46:42
Rank: #10200 (+254)
20M → 21M
8:50 | 8:50/mi
35K· 21.75 mi
2:52:33
Rank: #10035 (+165)
21M → 35K
5:51 | 7:49/mi
23M
3:02:33
Rank: #9684 (+351)
35K → 23M
10:00 | 7:59/mi
24M
3:10:20
Rank: #9424 (+260)
23M → 24M
7:47 | 7:47/mi
40K· 24.85 mi
3:17:05
Rank: #9225 (+199)
24M → 40K
6:45 | 7:54/mi
25.2M
3:20:12
Rank: #9132 (+93)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:27:55
Rank: #8966 (+166)
25.2M → Finish
7:43 | 7:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:59
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:45:56
Pace8:05 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:5924:037:4424:03
7:44
-
10K
6.21 mi11:38:5848:027:4423:59
7:43
-0:01
15K
9.32 mi12:03:041:12:087:4424:06
7:45
+0:02
20K
12.43 mi12:27:401:36:447:4724:36
7:55
+0:10
Half
13.11 mi12:32:551:41:597:475:15
7:42
-0:13
25K
15.53 mi12:52:082:01:127:4819:13
7:56
+0:14
30K
18.64 mi13:17:342:26:387:5225:26
8:11
+0:15
20M
20.00 mi13:28:482:37:527:5411:14
8:16
+0:05
21M
21.00 mi13:37:382:46:427:568:50
8:50
+0:34
35K
21.75 mi13:43:292:52:337:565:51
7:49
-1:01
23M
23.00 mi13:53:293:02:337:5610:00
7:59
+0:10
24M
24.00 mi14:01:163:10:207:567:47
7:47
-0:12
40K
24.85 mi14:08:013:17:057:566:45
7:54
+0:07
25.2M
25.20 mi14:11:083:20:127:573:07
9:02
+1:08
Finish
26.22 mi14:18:513:27:557:567:43
7:34
-1:28

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

7:34 /mi

Average Pace

7:56 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:58

94% of race

Time at Steady Pace

8:50

4% of race

Time at Slower Pace

3:07

1% of race

Average Pace: 7:56 /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 mi11:14:5924:037:4424:03
7:44
#12637
10K
6.21 mi11:38:5848:027:4423:59
7:43
#12338
15K
9.32 mi12:03:041:12:087:4424:06
7:45
#12050
20K
12.43 mi12:27:401:36:447:4724:36
7:55
#11782
Half
13.11 mi12:32:551:41:597:475:15
7:42
#11707
25K
15.53 mi12:52:082:01:127:4819:13
7:56
#11291
30K
18.64 mi13:17:342:26:387:5225:26
8:11
#10720
20M
20.00 mi13:28:482:37:527:5411:14
8:16
#10454
21M
21.00 mi13:37:382:46:427:568:50
8:50
#10200
35K
21.75 mi13:43:292:52:337:565:51
7:49
#10035
23M
23.00 mi13:53:293:02:337:5610:00
7:59
#9684
24M
24.00 mi14:01:163:10:207:567:47
7:47
#9424
40K
24.85 mi14:08:013:17:057:566:45
7:54
#9225
25.2M
25.20 mi14:11:083:20:127:573:07
9:02
#9132
Finish
26.22 mi14:18:513:27:557:567:43
7:34
#8966
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi126373497349711607(Top 45%)3020(Top 28%)3020(Top 254%)
10K6.21 mi3.10 mi12338+2993361+1363361+13612024(Top 47%)3203(Top 29%)3203(Top 270%)
15K9.32 mi3.11 mi12050+2883230+1313230+13111607(Top 45%)3020(Top 28%)3020(Top 254%)
20K12.43 mi3.11 mi11782+2683102+1283102+12811255(Top 44%)2932(Top 27%)2932(Top 247%)
Half13.11 mi0.68 mi11707+753061+413061+4110599(Top 41%)2591(Top 24%)2591(Top 218%)
25K15.53 mi2.42 mi11291+4162881+1802881+1809720(Top 38%)2345(Top 21%)2345(Top 198%)
30K18.64 mi3.11 mi10720+5712680+2012680+2018943(Top 35%)2180(Top 20%)2180(Top 184%)
20M20.00 mi1.36 mi10454+2662603+772603+778200(Top 32%)2084(Top 19%)2084(Top 176%)
21M21.00 mi1.00 mi10200+2542531+722531+727787(Top 30%)2075(Top 19%)2075(Top 175%)
35K21.75 mi0.75 mi10035+1652489+422489+426745(Top 26%)1636(Top 15%)1636(Top 138%)
23M23.00 mi1.25 mi9684+3512376+1132376+1135708(Top 22%)1330(Top 12%)1330(Top 112%)
24M24.00 mi1.00 mi9424+2602291+852291+855502(Top 22%)1315(Top 12%)1315(Top 111%)
40K24.85 mi0.85 mi9225+1992234+572234+575302(Top 21%)1340(Top 12%)1340(Top 113%)
25.2M25.20 mi0.35 mi9132+932214+202214+206771(Top 27%)2065(Top 19%)2065(Top 174%)
Finish26.22 mi1.02 mi8966+1662175+392175+396044(Top 24%)1681(Top 15%)1681(Top 142%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

11607

Females

3020

F50-54

3020

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

12024

Females

3203

F50-54

3203

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

11607

Females

3020

F50-54

3020

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

11255

Females

2932

F50-54

2932

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10599

Females

2591

F50-54

2591

Half→25K

13.1 - 15.5 mi

Top 38%
×4stories
+66ft-88ft

Overall

9720

Females

2345

F50-54

2345

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

8943

Females

2180

F50-54

2180

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8200

Females

2084

F50-54

2084

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

7787

Females

2075

F50-54

2075

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

6745

Females

1636

F50-54

1636

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

5708

Females

1330

F50-54

1330

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

5502

Females

1315

F50-54

1315

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5302

Females

1340

F50-54

1340

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

6771

Females

2065

F50-54

2065

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6044

Females

1681

F50-54

1681

Passing Analysis

Category:
Athletes Passed
4190*
Passed By
519
Net Change
+3671
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12637
5K → 10K459160+299#12637#12338
10K → 15K37486+288#12338#12050
15K → 20K35991+268#12050#11782
20K → Half838+75#11782#11707
Half → 25K43721+416#11707#11291
25K → 30K62655+571#11291#10720
30K → 20M29024+266#10720#10454
20M → 21M27622+254#10454#10200
21M → 35K1749+165#10200#10035
35K → 23M358*7+351#10035#9684
23M → 24M267*7+260#9684#9424
24M → 40K2067+199#9424#9225
40K → 25.2M1029+93#9225#9132
25.2M → Finish17913+166#9132#8966
TOTALS4190*519+3671

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

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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