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BOSTON MARATHON 2024

Waiyee Chung

Bib: 12283•F

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 (F45-49)
#0 / 1753
Top 10%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:16
Rank: #10670
Start → 5K
7:29/mi
23:16 split
10K· 6.21 mi
46:52
Rank: #10846 (-176)
5K → 10K
7:36/mi
23:36 split
15K· 9.32 mi
1:10:54
Rank: #11022 (-176)
10K → 15K
7:44/mi
24:02 split
20K· 12.43 mi
1:35:00
Rank: #10745 (+277)
15K → 20K
7:45/mi
24:06 split
Half· 13.11 mi
1:40:15
Rank: #10721 (+24)
20K → Half
7:42/mi
5:15 split
25K· 15.53 mi
2:00:10
Rank: #10807 (-86)
Half → 25K
8:13/mi
19:55 split
30K· 18.64 mi
2:25:19
Rank: #10219 (+588)
25K → 30K
8:06/mi
25:09 split
20M
2:36:26
Rank: #9941 (+278)
30K → 20M
8:11/mi
11:07 split
21M
2:45:34
Rank: #9831 (+110)
20M → 21M
9:08/mi
9:08 split
35K· 21.75 mi
2:51:42
Rank: #9769 (+62)
21M → 35K
8:12/mi
6:08 split
23M
3:02:14
Rank: #9582 (+187)
35K → 23M
8:25/mi
10:32 split
24M
3:10:19
Rank: #9418 (+164)
23M → 24M
8:05/mi
8:05 split
40K· 24.85 mi
3:17:21
Rank: #9286 (+132)
24M → 40K
8:14/mi
7:02 split
25.2M
3:20:17
Rank: #9166 (+120)
40K → 25.2M
8:30/mi
2:56 split
Finish· 26.22 mi
3:28:05
Rank: #9001 (+165)
25.2M → Finish
7:39/mi
7:48 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:15
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:47:50
Pace8:14 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1423:167:2923:16
7:29
-
10K
6.21 mi11:15:5046:527:3323:36
7:36
+0:07
15K
9.32 mi11:39:521:10:547:3624:02
7:44
+0:08
20K
12.43 mi12:03:581:35:007:3924:06
7:45
+0:01
Half
13.11 mi12:09:131:40:157:395:15
7:42
-0:03
25K
15.53 mi12:29:082:00:107:4419:55
8:13
+0:31
30K
18.64 mi12:54:172:25:197:4825:09
8:06
-0:07
20M
20.00 mi13:05:242:36:267:4911:07
8:11
+0:05
21M
21.00 mi13:14:322:45:347:539:08
9:08
+0:57
35K
21.75 mi13:20:402:51:427:546:08
8:12
-0:56
23M
23.00 mi13:31:123:02:147:5510:32
8:25
+0:13
24M
24.00 mi13:39:173:10:197:568:05
8:05
-0:20
40K
24.85 mi13:46:193:17:217:567:02
8:14
+0:09
25.2M
25.20 mi13:49:153:20:177:572:56
8:30
+0:16
Finish
26.22 mi13:57:033:28:057:577:48
7:39
-0:51

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

7:29 /mi

Average Pace

7:57 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:03

52% of race

Time at Steady Pace

1:17:26

37% of race

Time at Slower Pace

22:36

11% 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 mi10:52:1423:167:2923:16
7:29
#10670
10K
6.21 mi11:15:5046:527:3323:36
7:36
#10846
15K
9.32 mi11:39:521:10:547:3624:02
7:44
#11022
20K
12.43 mi12:03:581:35:007:3924:06
7:45
#10745
Half
13.11 mi12:09:131:40:157:395:15
7:42
#10721
25K
15.53 mi12:29:082:00:107:4419:55
8:13
#10807
30K
18.64 mi12:54:172:25:197:4825:09
8:06
#10219
20M
20.00 mi13:05:242:36:267:4911:07
8:11
#9941
21M
21.00 mi13:14:322:45:347:539:08
9:08
#9831
35K
21.75 mi13:20:402:51:427:546:08
8:12
#9769
23M
23.00 mi13:31:123:02:147:5510:32
8:25
#9582
24M
24.00 mi13:39:173:10:197:568:05
8:05
#9418
40K
24.85 mi13:46:193:17:217:567:02
8:14
#9286
25.2M
25.20 mi13:49:153:20:177:572:56
8:30
#9166
Finish
26.22 mi13:57:033:28:057:577:48
7:39
#9001
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi106702387238711461(Top 45%)2935(Top 27%)2935(Top 167%)
10K6.21 mi3.10 mi10846-1762531-1442531-14411059(Top 43%)2674(Top 24%)2674(Top 153%)
15K9.32 mi3.11 mi11022-1762651-1202651-12011461(Top 45%)2935(Top 27%)2935(Top 167%)
20K12.43 mi3.11 mi10745+2772529+1222529+12210116(Top 40%)2383(Top 22%)2383(Top 136%)
Half13.11 mi0.68 mi10721+242523+62523+610601(Top 41%)2593(Top 24%)2593(Top 148%)
25K15.53 mi2.42 mi10807-862632-1092632-10911457(Top 45%)3208(Top 29%)3208(Top 183%)
30K18.64 mi3.11 mi10219+5882431+2012431+2018432(Top 33%)1950(Top 18%)1950(Top 111%)
20M20.00 mi1.36 mi9941+2782341+902341+907747(Top 30%)1871(Top 17%)1871(Top 107%)
21M21.00 mi1.00 mi9831+1102344-32344-39201(Top 36%)2790(Top 26%)2790(Top 159%)
35K21.75 mi0.75 mi9769+622355-112355-118989(Top 35%)2708(Top 25%)2708(Top 154%)
23M23.00 mi1.25 mi9582+1872321+342321+347993(Top 31%)2377(Top 22%)2377(Top 136%)
24M24.00 mi1.00 mi9418+1642287+342287+347125(Top 28%)2061(Top 19%)2061(Top 118%)
40K24.85 mi0.85 mi9286+1322264+232264+236963(Top 27%)2106(Top 19%)2106(Top 120%)
25.2M25.20 mi0.35 mi9166+1202232+322232+324567(Top 18%)1079(Top 10%)1079(Top 62%)
Finish26.22 mi1.02 mi9001+1652195+372195+376502(Top 25%)1888(Top 17%)1888(Top 108%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

11461

Females

2935

F45-49

2935

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

11059

Females

2674

F45-49

2674

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

11461

Females

2935

F45-49

2935

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

10116

Females

2383

F45-49

2383

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10601

Females

2593

F45-49

2593

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11457

Females

3208

F45-49

3208

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

8432

Females

1950

F45-49

1950

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

7747

Females

1871

F45-49

1871

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9201

Females

2790

F45-49

2790

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

8989

Females

2708

F45-49

2708

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

7993

Females

2377

F45-49

2377

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7125

Females

2061

F45-49

2061

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

6963

Females

2106

F45-49

2106

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4567

Females

1079

F45-49

1079

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6502

Females

1888

F45-49

1888

Passing Analysis

Category:
Athletes Passed
3099*
Passed By
1429
Net Change
+1669
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10670
5K → 10K231407-176#10670#10846
10K → 15K150326-176#10846#11022
15K → 20K36386+277#11022#10745
20K → Half6036+24#10745#10721
Half → 25K202288-86#10721#10807
25K → 30K62840+588#10807#10219
30K → 20M29517+278#10219#9941
20M → 21M17968+110#9941#9831
21M → 35K11149+62#9831#9769
35K → 23M231*44+187#9769#9582
23M → 24M192*28+164#9582#9418
24M → 40K15523+132#9418#9286
40K → 25.2M1211+120#9286#9166
25.2M → Finish18116+165#9166#9001
TOTALS3099*1429+1669

* 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