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BOSTON MARATHON 2025

Yawei Sun

Bib: 24599•F

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Top 23%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:02
Rank: #22516
Start → 5K
28:02 | 9:01/mi
10K· 6.21 mi
55:13
Rank: #21900 (+616)
5K → 10K
27:11 | 8:45/mi
15K· 9.32 mi
1:22:05
Rank: #21307 (+593)
10K → 15K
26:52 | 8:39/mi
20K· 12.43 mi
1:49:45
Rank: #21077 (+230)
15K → 20K
27:40 | 8:54/mi
Half· 13.11 mi
1:55:44
Rank: #21077
20K → Half
5:59 | 8:46/mi
25K· 15.53 mi
2:17:17
Rank: #20804 (+273)
Half → 25K
21:33 | 8:53/mi
30K· 18.64 mi
2:45:58
Rank: #20384 (+420)
25K → 30K
28:41 | 9:14/mi
20M
2:58:31
Rank: #20199 (+185)
30K → 20M
12:33 | 9:14/mi
21M
3:08:35
Rank: #20089 (+110)
20M → 21M
10:04 | 10:04/mi
35K· 21.75 mi
3:15:38
Rank: #20096 (-7)
21M → 35K
7:03 | 9:25/mi
23M
3:27:08
Rank: #19948 (+148)
35K → 23M
11:30 | 9:11/mi
24M
3:36:27
Rank: #19888 (+60)
23M → 24M
9:19 | 9:19/mi
40K· 24.85 mi
3:44:23
Rank: #19810 (+78)
24M → 40K
7:56 | 9:17/mi
25.2M
3:49:25
Rank: #20088 (-278)
40K → 25.2M
5:02 | 14:36/mi
Finish· 26.22 mi
3:58:54
Rank: #20138 (-50)
25.2M → Finish
9:29 | 9:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:44
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time2:03:10
Pace9:24 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:5728:029:0128:02
9:01
-
10K
6.21 mi11:55:0855:138:5327:11
8:45
-0:16
15K
9.32 mi12:22:001:22:058:4826:52
8:39
-0:06
20K
12.43 mi12:49:401:49:458:5027:40
8:54
+0:15
Half
13.11 mi12:55:391:55:448:505:59
8:46
-0:08
25K
15.53 mi13:17:122:17:178:5021:33
8:53
+0:07
30K
18.64 mi13:45:532:45:588:5428:41
9:14
+0:21
20M
20.00 mi13:58:262:58:318:5612:33
9:14
0:00
21M
21.00 mi14:08:303:08:358:5910:04
10:04
+0:50
35K
21.75 mi14:15:333:15:389:007:03
9:25
-0:39
23M
23.00 mi14:27:033:27:089:0011:30
9:11
-0:14
24M
24.00 mi14:36:223:36:279:019:19
9:19
+0:08
40K
24.85 mi14:44:183:44:239:027:56
9:17
-0:02
25.2M
25.20 mi14:49:203:49:259:065:02
14:36
+5:19
Finish
26.22 mi14:58:493:58:549:079:29
9:18
-5:18

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

8:39 /mi

Average Pace

9:07 /mi

Slowest Pace

14:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:43:48

94% of race

Time at Slower Pace

15:06

6% of race

Average Pace: 9:07 /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 mi11:27:5728:029:0128:02
9:01
#22516
10K
6.21 mi11:55:0855:138:5327:11
8:45
#21900
15K
9.32 mi12:22:001:22:058:4826:52
8:39
#21307
20K
12.43 mi12:49:401:49:458:5027:40
8:54
#21077
Half
13.11 mi12:55:391:55:448:505:59
8:46
#21077
25K
15.53 mi13:17:122:17:178:5021:33
8:53
#20804
30K
18.64 mi13:45:532:45:588:5428:41
9:14
#20384
20M
20.00 mi13:58:262:58:318:5612:33
9:14
#20199
21M
21.00 mi14:08:303:08:358:5910:04
10:04
#20089
35K
21.75 mi14:15:333:15:389:007:03
9:25
#20096
23M
23.00 mi14:27:033:27:089:0011:30
9:11
#19948
24M
24.00 mi14:36:223:36:279:019:19
9:19
#19888
40K
24.85 mi14:44:183:44:239:027:56
9:17
#19810
25.2M
25.20 mi14:49:203:49:259:065:02
14:36
#20088
Finish
26.22 mi14:58:493:58:549:079:29
9:18
#20138
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi225168913891320208(Top 71%)7551(Top 62%)7551(Top 1210%)
10K6.21 mi3.10 mi21900+6168548+3658548+36521164(Top 75%)8119(Top 66%)8119(Top 1301%)
15K9.32 mi3.11 mi21307+5938205+3438205+34320208(Top 71%)7551(Top 62%)7551(Top 1210%)
20K12.43 mi3.11 mi21077+2308073+1328073+13220511(Top 72%)7779(Top 64%)7779(Top 1247%)
Half13.11 mi0.68 mi210778069+48069+420802(Top 73%)7928(Top 65%)7928(Top 1271%)
25K15.53 mi2.42 mi20804+2737935+1347935+13419388(Top 68%)7201(Top 59%)7201(Top 1154%)
30K18.64 mi3.11 mi20384+4207752+1837752+18318813(Top 66%)7022(Top 57%)7022(Top 1125%)
20M20.00 mi1.36 mi20199+1857671+817671+8117990(Top 63%)6719(Top 55%)6719(Top 1077%)
21M21.00 mi1.00 mi20089+1107630+417630+4118580(Top 65%)7105(Top 58%)7105(Top 1139%)
35K21.75 mi0.75 mi20096-77648-187648-1820064(Top 71%)8014(Top 66%)8014(Top 1284%)
23M23.00 mi1.25 mi19948+1487594+547594+5417287(Top 61%)6603(Top 54%)6603(Top 1058%)
24M24.00 mi1.00 mi19888+607589+57589+518903(Top 67%)7503(Top 61%)7503(Top 1202%)
40K24.85 mi0.85 mi19810+787561+287561+2817793(Top 63%)7035(Top 58%)7035(Top 1127%)
25.2M25.20 mi0.35 mi20088-2787716-1557716-15526836(Top 94%)11582(Top 95%)11582(Top 1856%)
Finish26.22 mi1.02 mi20138-507751-357751-3520416(Top 72%)8348(Top 68%)8348(Top 1338%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

20208

Females

7551

F60-64

7551

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

21164

Females

8119

F60-64

8119

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

20208

Females

7551

F60-64

7551

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

20511

Females

7779

F60-64

7779

20K→Half

12.4 - 13.1 mi

Top 73%
×2stories
+19ft-37ft

Overall

20802

Females

7928

F60-64

7928

Half→25K

13.1 - 15.5 mi

Top 68%
×4stories
+66ft-88ft

Overall

19388

Females

7201

F60-64

7201

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

18813

Females

7022

F60-64

7022

30K→20M

18.6 - 20.0 mi

Top 63%
×5stories
+64ft-50ft

Overall

17990

Females

6719

F60-64

6719

20M→21M

20.0 - 21.0 mi

Top 65%
×8stories
+106ft-24ft

Overall

18580

Females

7105

F60-64

7105

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

20064

Females

8014

F60-64

8014

35K→23M

21.8 - 23.0 mi

Top 61%
×5stories
+23ft-63ft

Overall

17287

Females

6603

F60-64

6603

23M→24M

23.0 - 24.0 mi

Top 67%
×6stories
+12ft-82ft

Overall

18903

Females

7503

F60-64

7503

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

17793

Females

7035

F60-64

7035

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26836

Females

11582

F60-64

11582

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20416

Females

8348

F60-64

8348

Passing Analysis

Category:
Athletes Passed
3222
Passed By
844
Net Change
+2378
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22516
5K → 10K67761+616#22516#21900
10K → 15K63138+593#21900#21307
15K → 20K31686+230#21307#21077
20K → Half33330#21077#21077
Half → 25K30330+273#21077#20804
25K → 30K44828+420#20804#20384
30K → 20M20015+185#20384#20199
20M → 21M15242+110#20199#20089
21M → 35K5663-7#20089#20096
35K → 23M16719+148#20096#19948
23M → 24M9535+60#19948#19888
24M → 40K9618+78#19888#19810
40K → 25.2M2280-278#19810#20088
25.2M → Finish4696-50#20088#20138
TOTALS3222844+2378
📊

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