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BOSTON MARATHON 2023

Yudi Yang

Bib: 11659•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 27%
Gender (Male)
#0 / 15176
Top 41%
Masters (Masters Men)
#0 / 9891
Top 28%
Division (M50-54)
#0 / 2052
Top 22%
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
7:17/mi
22:38
↑ 97↓ 3451.5%
10K· 6.21 mi
7:13/mi
45:04
↑ 79↓ 1380.4%
15K· 9.32 mi
7:21/mi
1:07:55
↑ 67↓ 78
20K· 12.43 mi
7:21/mi
1:30:45
↑ 106↓ 860.1%
Half· 13.11 mi
7:11/mi
1:35:39
↑ 19↓ 370.5%
25K· 15.53 mi
7:20/mi
1:53:25
↑ 66↓ 880.2%
30K· 18.64 mi
7:30/mi
2:16:44
↑ 181↓ 1480.2%
20M
7:33/mi
2:27:00
↑ 64↓ 500.2%
21M
7:58/mi
2:34:58
↑ 106↓ 241.6%
35K· 21.75 mi
7:08/mi
2:40:18
↑ 17↓ 861.7%
23M
7:36/mi
2:49:49
↑ 23↓ 630.6%
24M
7:15/mi
2:57:04
↓ 821.3%
40K· 24.85 mi
7:07/mi
3:03:09
↓ 200.3%
25.2M
7:56/mi
3:05:53
↑ 13↓ 160.2%
Finish· 26.22 mi
7:17/mi
3:13:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:39
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:37:39
Pace7:27 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0622:387:1722:38
7:17
-
10K
6.21 mi11:13:3245:047:1522:26
7:13
-0:04
15K
9.32 mi11:36:231:07:557:1722:51
7:21
+0:08
20K
12.43 mi11:59:131:30:457:1822:50
7:21
0:00
Half
13.11 mi12:04:071:35:397:184:54
7:11
-0:10
25K
15.53 mi12:21:531:53:257:1817:46
7:20
+0:09
30K
18.64 mi12:45:122:16:447:2023:19
7:30
+0:10
20M
20.00 mi12:55:282:27:007:2110:16
7:33
+0:03
21M
21.00 mi13:03:262:34:587:237:58
7:58
+0:25
35K
21.75 mi13:08:462:40:187:225:20
7:08
-0:50
23M
23.00 mi13:18:172:49:497:239:31
7:36
+0:28
24M
24.00 mi13:25:322:57:047:237:15
7:15
-0:21
40K
24.85 mi13:31:373:03:097:226:05
7:07
-0:08
25.2M
25.20 mi13:34:213:05:537:232:44
7:56
+0:49
Finish
26.22 mi13:41:463:13:187:237:25
7:17
-0:39

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

7:07 /mi

Average Pace

7:23 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:36

94% of race

Time at Steady Pace

10:42

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:22 /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 mi10:51:0622:387:1722:38
7:17
#8011
10K
6.21 mi11:13:3245:047:1522:26
7:13
#8123
15K
9.32 mi11:36:231:07:557:1722:51
7:21
#8347
20K
12.43 mi11:59:131:30:457:1822:50
7:21
#8262
Half
13.11 mi12:04:071:35:397:184:54
7:11
#8221
25K
15.53 mi12:21:531:53:257:1817:46
7:20
#8078
30K
18.64 mi12:45:122:16:447:2023:19
7:30
#7885
20M
20.00 mi12:55:282:27:007:2110:16
7:33
#7798
21M
21.00 mi13:03:262:34:587:237:58
7:58
#7706
35K
21.75 mi13:08:462:40:187:225:20
7:08
#7638
23M
23.00 mi13:18:172:49:497:239:31
7:36
#7555
24M
24.00 mi13:25:322:57:047:237:15
7:15
#7467
40K
24.85 mi13:31:373:03:097:226:05
7:07
#7323
25.2M
25.20 mi13:34:213:05:537:232:44
7:56
#7288
Finish
26.22 mi13:41:463:13:187:237:25
7:17
#7240
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi8011698469848953(Top 34%)7509(Top 49%)7509(Top 366%)
10K6.21 mi3.10 mi8123-1127037-537037-538240(Top 31%)7108(Top 47%)7108(Top 346%)
15K9.32 mi3.11 mi8347-2247174-1377174-1378953(Top 34%)7509(Top 49%)7509(Top 366%)
20K12.43 mi3.11 mi8262+857109+657109+658131(Top 31%)6970(Top 46%)6970(Top 340%)
Half13.11 mi0.68 mi8221+417080+297080+297685(Top 29%)6692(Top 44%)6692(Top 326%)
25K15.53 mi2.42 mi8078+1436961+1196961+1197448(Top 28%)6450(Top 43%)6450(Top 314%)
30K18.64 mi3.11 mi7885+1936805+1566805+1567241(Top 27%)6221(Top 41%)6221(Top 303%)
20M20.00 mi1.36 mi7798+876731+746731+747162(Top 27%)6079(Top 40%)6079(Top 296%)
21M21.00 mi1.00 mi7706+926651+806651+807120(Top 27%)5936(Top 39%)5936(Top 289%)
35K21.75 mi0.75 mi7638+686605+466605+466091(Top 23%)5299(Top 35%)5299(Top 258%)
23M23.00 mi1.25 mi7555+836525+806525+807074(Top 27%)5869(Top 39%)5869(Top 286%)
24M24.00 mi1.00 mi7467+886443+826443+826037(Top 23%)5135(Top 34%)5135(Top 250%)
40K24.85 mi0.85 mi7323+1446331+1126331+1124465(Top 17%)3966(Top 26%)3966(Top 193%)
25.2M25.20 mi0.35 mi7288+356302+296302+296059(Top 23%)4990(Top 33%)4990(Top 243%)
Finish26.22 mi1.02 mi7240+486237+656237+656943(Top 26%)5526(Top 36%)5526(Top 269%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

8953

Males

7509

M50-54

7509

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8240

Males

7108

M50-54

7108

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

8953

Males

7509

M50-54

7509

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8131

Males

6970

M50-54

6970

20K→Half

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

7685

Males

6692

M50-54

6692

Half→25K

13.1 - 15.5 mi

Top 28%
×4story building
+66ft-88ft

Overall

7448

Males

6450

M50-54

6450

25K→30K

15.5 - 18.6 mi

Top 27%
×9story building
+181ft-148ft

Overall

7241

Males

6221

M50-54

6221

30K→20M

18.6 - 20.0 mi

Top 27%
×5story building
+64ft-50ft

Overall

7162

Males

6079

M50-54

6079

20M→21M

20.0 - 21.0 mi

Top 27%
×8story building
+106ft-24ft

Overall

7120

Males

5936

M50-54

5936

21M→35K

21.0 - 21.8 mi

Top 23%
×7story building
+17ft-86ft

Overall

6091

Males

5299

M50-54

5299

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7074

Males

5869

M50-54

5869

23M→24M

23.0 - 24.0 mi

Top 23%
×6story building
+12ft-82ft

Overall

6037

Males

5135

M50-54

5135

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4465

Males

3966

M50-54

3966

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6059

Males

4990

M50-54

4990

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

6943

Males

5526

M50-54

5526

Passing Analysis

Category:
Athletes Passed
1699
Passed By
928
Net Change
+771
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8011
5K → 10K176288-112#8011#8123
10K → 15K74298-224#8123#8347
15K → 20K16378+85#8347#8262
20K → Half487+41#8262#8221
Half → 25K18239+143#8221#8078
25K → 30K24047+193#8078#7885
30K → 20M11326+87#7885#7798
20M → 21M11422+92#7798#7706
21M → 35K768+68#7706#7638
35K → 23M12239+83#7638#7555
23M → 24M10719+88#7555#7467
24M → 40K1484+144#7467#7323
40K → 25.2M416+35#7323#7288
25.2M → Finish9547+48#7288#7240
TOTALS1699928+771
📊

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