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BOSTON MARATHON 2023

Xiaoyu Yang

Bib: 20664•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 45%
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:00
Rank: #14357
Start → 5K
25:00 | 8:03/mi
10K· 6.21 mi
49:38
Rank: #14311 (+46)
5K → 10K
24:38 | 7:56/mi
15K· 9.32 mi
1:16:07
Rank: #15597 (-1286)
10K → 15K
26:29 | 8:31/mi
20K· 12.43 mi
1:43:20
Rank: #16401 (-804)
15K → 20K
27:13 | 8:46/mi
Half· 13.11 mi
1:48:59
Rank: #16394 (+7)
20K → Half
5:39 | 8:17/mi
25K· 15.53 mi
2:10:52
Rank: #16889 (-495)
Half → 25K
21:53 | 9:02/mi
30K· 18.64 mi
2:41:12
Rank: #17646 (-757)
25K → 30K
30:20 | 9:46/mi
20M
2:53:40
Rank: #17623 (+23)
30K → 20M
12:28 | 9:10/mi
21M
3:03:20
Rank: #17573 (+50)
20M → 21M
9:40 | 9:40/mi
35K· 21.75 mi
3:09:43
Rank: #17486 (+87)
21M → 35K
6:23 | 8:32/mi
23M
3:20:47
Rank: #17348 (+138)
35K → 23M
11:04 | 8:50/mi
24M
3:29:36
Rank: #17304 (+44)
23M → 24M
8:49 | 8:49/mi
40K· 24.85 mi
3:37:21
Rank: #17259 (+45)
24M → 40K
7:45 | 9:04/mi
25.2M
3:40:45
Rank: #17263 (-4)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:49:21
Rank: #17200 (+63)
25.2M → Finish
8:36 | 8:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:59
Pace8:19 /mi
2nd Half
Distance13.11 mi
Time2:00:22
Pace9:11 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:4825:008:0325:00
8:03
-
10K
6.21 mi11:47:2649:387:5924:38
7:56
-0:07
15K
9.32 mi12:13:551:16:078:1026:29
8:31
+0:35
20K
12.43 mi12:41:081:43:208:1927:13
8:46
+0:15
Half
13.11 mi12:46:471:48:598:195:39
8:17
-0:29
25K
15.53 mi13:08:402:10:528:2521:53
9:02
+0:45
30K
18.64 mi13:39:002:41:128:3930:20
9:46
+0:44
20M
20.00 mi13:51:282:53:408:4112:28
9:10
-0:36
21M
21.00 mi14:01:083:03:208:449:40
9:40
+0:30
35K
21.75 mi14:07:313:09:438:436:23
8:32
-1:08
23M
23.00 mi14:18:353:20:478:4411:04
8:50
+0:18
24M
24.00 mi14:27:243:29:368:448:49
8:49
-0:01
40K
24.85 mi14:35:093:37:218:457:45
9:04
+0:15
25.2M
25.20 mi14:38:333:40:458:463:24
9:52
+0:48
Finish
26.22 mi14:47:093:49:218:458:36
8:26
-1:26

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

7:56 /mi

Average Pace

8:45 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:22

39% of race

Time at Steady Pace

1:23:07

36% of race

Time at Slower Pace

55:52

24% of race

Average Pace: 8:45 /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 mi11:22:4825:008:0325:00
8:03
#14357
10K
6.21 mi11:47:2649:387:5924:38
7:56
#14311
15K
9.32 mi12:13:551:16:078:1026:29
8:31
#15597
20K
12.43 mi12:41:081:43:208:1927:13
8:46
#16401
Half
13.11 mi12:46:471:48:598:195:39
8:17
#16394
25K
15.53 mi13:08:402:10:528:2521:53
9:02
#16889
30K
18.64 mi13:39:002:41:128:3930:20
9:46
#17646
20M
20.00 mi13:51:282:53:408:4112:28
9:10
#17623
21M
21.00 mi14:01:083:03:208:449:40
9:40
#17573
35K
21.75 mi14:07:313:09:438:436:23
8:32
#17486
23M
23.00 mi14:18:353:20:478:4411:04
8:50
#17348
24M
24.00 mi14:27:243:29:368:448:49
8:49
#17304
40K
24.85 mi14:35:093:37:218:457:45
9:04
#17259
25.2M
25.20 mi14:38:333:40:458:463:24
9:52
#17263
Finish
26.22 mi14:47:093:49:218:458:36
8:26
#17200
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi143574244424417983(Top 68%)6481(Top 57%)6481(Top 345%)
10K6.21 mi3.10 mi14311+464237+74237+714251(Top 54%)4212(Top 37%)4212(Top 224%)
15K9.32 mi3.11 mi15597-12865037-8005037-80017983(Top 68%)6481(Top 57%)6481(Top 345%)
20K12.43 mi3.11 mi16401-8045554-5175554-51718466(Top 69%)6775(Top 59%)6775(Top 361%)
Half13.11 mi0.68 mi16394+75549+55549+516439(Top 62%)5571(Top 49%)5571(Top 297%)
25K15.53 mi2.42 mi16889-4955888-3395888-33919090(Top 72%)7177(Top 63%)7177(Top 382%)
30K18.64 mi3.11 mi17646-7576343-4556343-45520342(Top 76%)7961(Top 70%)7961(Top 424%)
20M20.00 mi1.36 mi17623+236345-26345-217434(Top 65%)6413(Top 56%)6413(Top 341%)
21M21.00 mi1.00 mi17573+506342+36342+316730(Top 63%)6033(Top 53%)6033(Top 321%)
35K21.75 mi0.75 mi17486+876297+456297+4515530(Top 58%)5436(Top 48%)5436(Top 289%)
23M23.00 mi1.25 mi17348+1386224+736224+7315230(Top 57%)5311(Top 46%)5311(Top 283%)
24M24.00 mi1.00 mi17304+446209+156209+1516322(Top 61%)5985(Top 52%)5985(Top 319%)
40K24.85 mi0.85 mi17259+456205+46205+416505(Top 62%)6135(Top 54%)6135(Top 327%)
25.2M25.20 mi0.35 mi17263-46219-146219-1416855(Top 63%)6346(Top 56%)6346(Top 338%)
Finish26.22 mi1.02 mi17200+636185+346185+3415050(Top 57%)5285(Top 46%)5285(Top 281%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21stories
+97ft-345ft

Overall

17983

Females

6481

F40-44

6481

5K→10K

3.1 - 6.2 mi

Top 54%
×5stories
+79ft-138ft

Overall

14251

Females

4212

F40-44

4212

10K→15K

6.2 - 9.3 mi

Top 68%
×3stories
+67ft-78ft

Overall

17983

Females

6481

F40-44

6481

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

18466

Females

6775

F40-44

6775

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

16439

Females

5571

F40-44

5571

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

19090

Females

7177

F40-44

7177

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

20342

Females

7961

F40-44

7961

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

17434

Females

6413

F40-44

6413

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

16730

Females

6033

F40-44

6033

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

15530

Females

5436

F40-44

5436

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

15230

Females

5311

F40-44

5311

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16322

Females

5985

F40-44

5985

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16505

Females

6135

F40-44

6135

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16855

Females

6346

F40-44

6346

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

15050

Females

5285

F40-44

5285

Passing Analysis

Category:
Athletes Passed
1231
Passed By
4074
Net Change
-2843
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14357
5K → 10K308262+46#14357#14311
10K → 15K91295-1286#14311#15597
15K → 20K38842-804#15597#16401
20K → Half3629+7#16401#16394
Half → 25K36531-495#16394#16889
25K → 30K47804-757#16889#17646
30K → 20M9269+23#17646#17623
20M → 21M11969+50#17623#17573
21M → 35K9912+87#17573#17486
35K → 23M15618+138#17486#17348
23M → 24M8339+44#17348#17304
24M → 40K9247+45#17304#17259
40K → 25.2M2125-4#17259#17263
25.2M → Finish9532+63#17263#17200
TOTALS12314074-2843
📊

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