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BOSTON MARATHON 2023

Duo Yang

Bib: 22168•F

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
26:50
↑ 97↓ 3451.5%
10K· 6.21 mi
9:08/mi
55:13
↑ 79↓ 1380.4%
15K· 9.32 mi
8:58/mi
1:23:06
↑ 67↓ 78
20K· 12.43 mi
9:23/mi
1:52:16
↑ 106↓ 860.1%
Half· 13.11 mi
8:58/mi
1:58:23
↑ 19↓ 370.5%
25K· 15.53 mi
9:09/mi
2:20:35
↑ 66↓ 880.2%
30K· 18.64 mi
9:31/mi
2:50:09
↑ 181↓ 1480.2%
20M
9:36/mi
3:03:12
↑ 64↓ 500.2%
21M
10:37/mi
3:13:49
↑ 106↓ 241.6%
35K· 21.75 mi
9:25/mi
3:20:52
↑ 17↓ 861.7%
23M
9:42/mi
3:33:01
↑ 23↓ 630.6%
24M
9:19/mi
3:42:20
↓ 821.3%
40K· 24.85 mi
9:23/mi
3:50:21
↓ 200.3%
25.2M
11:30/mi
3:54:19
↑ 13↓ 160.2%
Finish· 26.22 mi
9:14/mi
4:03:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:23
Pace9:02 /mi
2nd Half
Distance13.11 mi
Time2:05:21
Pace9:34 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:2826:508:3826:50
8:38
-
10K
6.21 mi11:45:5155:138:5328:23
9:08
+0:30
15K
9.32 mi12:13:441:23:068:5527:53
8:58
-0:10
20K
12.43 mi12:42:541:52:169:0229:10
9:23
+0:25
Half
13.11 mi12:49:011:58:239:026:07
8:58
-0:25
25K
15.53 mi13:11:132:20:359:0322:12
9:09
+0:11
30K
18.64 mi13:40:472:50:099:0829:34
9:31
+0:22
20M
20.00 mi13:53:503:03:129:1013:03
9:36
+0:05
21M
21.00 mi14:04:273:13:499:1410:37
10:37
+1:01
35K
21.75 mi14:11:303:20:529:147:03
9:25
-1:12
23M
23.00 mi14:23:393:33:019:1612:09
9:42
+0:17
24M
24.00 mi14:32:583:42:209:169:19
9:19
-0:23
40K
24.85 mi14:40:593:50:219:168:01
9:23
+0:04
25.2M
25.20 mi14:44:573:54:199:183:58
11:30
+2:07
Finish
26.22 mi14:54:224:03:449:189:25
9:14
-2:16

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

9:18 /mi

Slowest Pace

11:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:00:50

25% of race

Time at Steady Pace

2:48:19

69% of race

Time at Slower Pace

14:35

6% of race

Average Pace: 9:18 /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 mi11:17:2826:508:3826:50
8:38
#18484
10K
6.21 mi11:45:5155:138:5328:23
9:08
#20131
15K
9.32 mi12:13:441:23:068:5527:53
8:58
#20194
20K
12.43 mi12:42:541:52:169:0229:10
9:23
#20509
Half
13.11 mi12:49:011:58:239:026:07
8:58
#20496
25K
15.53 mi13:11:132:20:359:0322:12
9:09
#20358
30K
18.64 mi13:40:472:50:099:0829:34
9:31
#20182
20M
20.00 mi13:53:503:03:129:1013:03
9:36
#20091
21M
21.00 mi14:04:273:13:499:1410:37
10:37
#20076
35K
21.75 mi14:11:303:20:529:147:03
9:25
#20048
23M
23.00 mi14:23:393:33:019:1612:09
9:42
#19986
24M
24.00 mi14:32:583:42:209:169:19
9:19
#19921
40K
24.85 mi14:40:593:50:219:168:01
9:23
#19839
25.2M
25.20 mi14:44:573:54:199:183:58
11:30
#19902
Finish
26.22 mi14:54:224:03:449:189:25
9:14
#19865
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi184846865686520395(Top 77%)7897(Top 69%)7897(Top 435%)
10K6.21 mi3.10 mi20131-16477839-9747839-97421427(Top 80%)8511(Top 75%)8511(Top 468%)
15K9.32 mi3.11 mi20194-637841-27841-220395(Top 77%)7897(Top 69%)7897(Top 435%)
20K12.43 mi3.11 mi20509-3158002-1618002-16121220(Top 80%)8352(Top 73%)8352(Top 460%)
Half13.11 mi0.68 mi20496+137992+107992+1020331(Top 76%)7866(Top 69%)7866(Top 433%)
25K15.53 mi2.42 mi20358+1387907+857907+8519661(Top 74%)7509(Top 66%)7509(Top 413%)
30K18.64 mi3.11 mi20182+1767833+747833+7419493(Top 73%)7468(Top 65%)7468(Top 411%)
20M20.00 mi1.36 mi20091+917796+377796+3719255(Top 72%)7433(Top 65%)7433(Top 409%)
21M21.00 mi1.00 mi20076+157791+57791+519936(Top 75%)7895(Top 69%)7895(Top 435%)
35K21.75 mi0.75 mi20048+287783+87783+819645(Top 74%)7730(Top 68%)7730(Top 425%)
23M23.00 mi1.25 mi19986+627760+237760+2319105(Top 72%)7467(Top 65%)7467(Top 411%)
24M24.00 mi1.00 mi19921+657726+347726+3418551(Top 70%)7202(Top 63%)7202(Top 396%)
40K24.85 mi0.85 mi19839+827688+387688+3817887(Top 67%)6895(Top 60%)6895(Top 379%)
25.2M25.20 mi0.35 mi19902-637725-377725-3721585(Top 81%)8900(Top 78%)8900(Top 490%)
Finish26.22 mi1.02 mi19865+377713+127713+1219142(Top 72%)7519(Top 66%)7519(Top 414%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

20395

Females

7897

F45-49

7897

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

21427

Females

8511

F45-49

8511

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

20395

Females

7897

F45-49

7897

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

21220

Females

8352

F45-49

8352

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

20331

Females

7866

F45-49

7866

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

19661

Females

7509

F45-49

7509

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

19493

Females

7468

F45-49

7468

30K→20M

18.6 - 20.0 mi

Top 72%
×5story building
+64ft-50ft

Overall

19255

Females

7433

F45-49

7433

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

19936

Females

7895

F45-49

7895

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

19645

Females

7730

F45-49

7730

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

19105

Females

7467

F45-49

7467

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

18551

Females

7202

F45-49

7202

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17887

Females

6895

F45-49

6895

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

21585

Females

8900

F45-49

8900

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

19142

Females

7519

F45-49

7519

Passing Analysis

Category:
Athletes Passed
1331
Passed By
2712
Net Change
-1381
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18484
5K → 10K271674-1647#18484#20131
10K → 15K145208-63#20131#20194
15K → 20K80395-315#20194#20509
20K → Half3724+13#20509#20496
Half → 25K18345+138#20496#20358
25K → 30K23660+176#20358#20182
30K → 20M13039+91#20182#20091
20M → 21M8267+15#20091#20076
21M → 35K5830+28#20076#20048
35K → 23M10139+62#20048#19986
23M → 24M9126+65#19986#19921
24M → 40K908+82#19921#19839
40K → 25.2M1073-63#19839#19902
25.2M → Finish6124+37#19902#19865
TOTALS13312712-1381
📊

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