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BOSTON MARATHON 2024

Yawei Sun

Bib: 21314•F

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F60-64)
#0 / 549
Top 32%
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
8:38/mi
26:49
↑ 97↓ 3451.5%
10K· 6.21 mi
8:38/mi
53:37
↑ 79↓ 1380.4%
15K· 9.32 mi
8:56/mi
1:21:21
↑ 67↓ 78
20K· 12.43 mi
9:24/mi
1:50:32
↑ 106↓ 860.1%
Half· 13.11 mi
9:33/mi
1:57:03
↑ 19↓ 370.5%
25K· 15.53 mi
10:20/mi
2:22:07
↑ 66↓ 880.2%
30K· 18.64 mi
10:47/mi
2:55:37
↑ 181↓ 1480.2%
20M
10:38/mi
3:10:04
↑ 64↓ 500.2%
21M
13:51/mi
3:23:55
↑ 106↓ 241.6%
35K· 21.75 mi
9:01/mi
3:30:40
↑ 17↓ 861.7%
23M
9:29/mi
3:42:33
↑ 23↓ 630.6%
24M
10:09/mi
3:52:42
↓ 821.3%
40K· 24.85 mi
9:56/mi
4:01:12
↓ 200.3%
25.2M
12:31/mi
4:05:31
↑ 13↓ 160.2%
Finish· 26.22 mi
9:19/mi
4:15:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:03
Pace8:56 /mi
2nd Half
Distance13.11 mi
Time2:17:58
Pace10:31 /mi
📊Positive Split: 17.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:2226:498:3826:49
8:38
-
10K
6.21 mi11:51:1053:378:3826:48
8:38
0:00
15K
9.32 mi12:18:541:21:218:4427:44
8:56
+0:18
20K
12.43 mi12:48:051:50:328:5429:11
9:24
+0:28
Half
13.11 mi12:54:361:57:038:566:31
9:33
+0:09
25K
15.53 mi13:19:402:22:079:0925:04
10:20
+0:47
30K
18.64 mi13:53:102:55:379:2533:30
10:47
+0:27
20M
20.00 mi14:07:373:10:049:3014:27
10:38
-0:09
21M
21.00 mi14:21:283:23:559:4313:51
13:51
+3:13
35K
21.75 mi14:28:133:30:409:416:45
9:01
-4:50
23M
23.00 mi14:40:063:42:339:4111:53
9:29
+0:28
24M
24.00 mi14:50:153:52:429:4210:09
10:09
+0:40
40K
24.85 mi14:58:454:01:129:428:30
9:56
-0:13
25.2M
25.20 mi15:03:044:05:319:454:19
12:31
+2:35
Finish
26.22 mi15:12:344:15:019:449:30
9:19
-3:12

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

8:38 /mi

Average Pace

9:44 /mi

Slowest Pace

13:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

53:37

21% of race

Time at Steady Pace

1:50:13

43% of race

Time at Slower Pace

1:31:11

36% of race

Average Pace: 9:44 /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 mi11:24:2226:498:3826:49
8:38
#18508
10K
6.21 mi11:51:1053:378:3826:48
8:38
#18231
15K
9.32 mi12:18:541:21:218:4427:44
8:56
#18326
20K
12.43 mi12:48:051:50:328:5429:11
9:24
#18473
Half
13.11 mi12:54:361:57:038:566:31
9:33
#18587
25K
15.53 mi13:19:402:22:079:0925:04
10:20
#18948
30K
18.64 mi13:53:102:55:379:2533:30
10:47
#19094
20M
20.00 mi14:07:373:10:049:3014:27
10:38
#19021
21M
21.00 mi14:21:283:23:559:4313:51
13:51
#19282
35K
21.75 mi14:28:133:30:409:416:45
9:01
#19070
23M
23.00 mi14:40:063:42:339:4111:53
9:29
#18741
24M
24.00 mi14:50:153:52:429:4210:09
10:09
#18639
40K
24.85 mi14:58:454:01:129:428:30
9:56
#18502
25.2M
25.20 mi15:03:044:05:319:454:19
12:31
#18479
Finish
26.22 mi15:12:344:15:019:449:30
9:19
#18366
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi185087058705818573(Top 73%)7013(Top 64%)7013(Top 1277%)
10K6.21 mi3.10 mi18231+2776879+1796879+17918003(Top 70%)6732(Top 62%)6732(Top 1226%)
15K9.32 mi3.11 mi18326-956927-486927-4818573(Top 73%)7013(Top 64%)7013(Top 1277%)
20K12.43 mi3.11 mi18473-1477001-747001-7418855(Top 74%)7199(Top 66%)7199(Top 1311%)
Half13.11 mi0.68 mi18587-1147068-677068-6720225(Top 79%)8001(Top 73%)8001(Top 1457%)
25K15.53 mi2.42 mi18948-3617281-2137281-21320007(Top 78%)7927(Top 73%)7927(Top 1444%)
30K18.64 mi3.11 mi19094-1467421-1407421-14019476(Top 76%)7832(Top 72%)7832(Top 1427%)
20M20.00 mi1.36 mi19021+737416+57416+518383(Top 72%)7399(Top 68%)7399(Top 1348%)
21M21.00 mi1.00 mi19282-2617581-1657581-16522123(Top 87%)9349(Top 86%)9349(Top 1703%)
35K21.75 mi0.75 mi19070+2127476+1057476+10513469(Top 53%)5062(Top 46%)5062(Top 922%)
23M23.00 mi1.25 mi18741+3297326+1507326+15013506(Top 53%)5167(Top 47%)5167(Top 941%)
24M24.00 mi1.00 mi18639+1027293+337293+3316826(Top 66%)6859(Top 63%)6859(Top 1249%)
40K24.85 mi0.85 mi18502+1377236+577236+5714823(Top 58%)5942(Top 54%)5942(Top 1082%)
25.2M25.20 mi0.35 mi18479+237239-37239-318594(Top 73%)7814(Top 72%)7814(Top 1423%)
Finish26.22 mi1.02 mi18366+1137204+357204+3515749(Top 62%)6394(Top 59%)6394(Top 1165%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

18573

Females

7013

F60-64

7013

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

18003

Females

6732

F60-64

6732

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

18573

Females

7013

F60-64

7013

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

18855

Females

7199

F60-64

7199

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

20225

Females

8001

F60-64

8001

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

20007

Females

7927

F60-64

7927

25K→30K

15.5 - 18.6 mi

Top 76%
×9story building
+181ft-148ft

Overall

19476

Females

7832

F60-64

7832

30K→20M

18.6 - 20.0 mi

Top 72%
×5story building
+64ft-50ft

Overall

18383

Females

7399

F60-64

7399

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

22123

Females

9349

F60-64

9349

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

13469

Females

5062

F60-64

5062

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

13506

Females

5167

F60-64

5167

23M→24M

23.0 - 24.0 mi

Top 66%
×6story building
+12ft-82ft

Overall

16826

Females

6859

F60-64

6859

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

14823

Females

5942

F60-64

5942

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

18594

Females

7814

F60-64

7814

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2story building
+22ft-21ft

Overall

15749

Females

6394

F60-64

6394

Passing Analysis

Category:
Athletes Passed
2267
Passed By
2125
Net Change
+142
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18508
5K → 10K435158+277#18508#18231
10K → 15K197292-95#18231#18326
15K → 20K206353-147#18326#18473
20K → Half17131-114#18473#18587
Half → 25K103464-361#18587#18948
25K → 30K181327-146#18948#19094
30K → 20M12249+73#19094#19021
20M → 21M30291-261#19021#19282
21M → 35K2153+212#19282#19070
35K → 23M3290+329#19070#18741
23M → 24M11715+102#18741#18639
24M → 40K14811+137#18639#18502
40K → 25.2M4118+23#18502#18479
25.2M → Finish12613+113#18479#18366
TOTALS22672125+142
📊

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