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BOSTON MARATHON 2023

Yusheng Ni

Bib: 2243•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 9%
Masters (Masters Men)
#0 / 9891
Top 3%
Division (M50-54)
#0 / 2052
Top 1%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:41
Rank: #716
Start → 5K
18:41 | 6:01/mi
10K· 6.21 mi
37:19
Rank: #746 (-30)
5K → 10K
18:38 | 6:00/mi
15K· 9.32 mi
56:27
Rank: #847 (-101)
10K → 15K
19:08 | 6:10/mi
20K· 12.43 mi
1:16:13
Rank: #1000 (-153)
15K → 20K
19:46 | 6:22/mi
Half· 13.11 mi
1:20:35
Rank: #1031 (-31)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:36:19
Rank: #1127 (-96)
Half → 25K
15:44 | 6:29/mi
30K· 18.64 mi
1:57:15
Rank: #1305 (-178)
25K → 30K
20:56 | 6:44/mi
20M
2:06:27
Rank: #1375 (-70)
30K → 20M
9:12 | 6:46/mi
21M
2:13:42
Rank: #1445 (-70)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:18:29
Rank: #1456 (-11)
21M → 35K
4:47 | 6:24/mi
23M
2:26:56
Rank: #1479 (-23)
35K → 23M
8:27 | 6:45/mi
24M
2:33:28
Rank: #1483 (-4)
23M → 24M
6:32 | 6:32/mi
40K· 24.85 mi
2:39:12
Rank: #1501 (-18)
24M → 40K
5:44 | 6:42/mi
25.2M
2:41:36
Rank: #1499 (+2)
40K → 25.2M
2:24 | 6:58/mi
Finish· 26.22 mi
2:48:15
Rank: #1507 (-8)
25.2M → Finish
6:39 | 6:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:35
Pace6:09 /mi
2nd Half
Distance13.11 mi
Time1:27:40
Pace6:41 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:1018:416:0118:41
6:01
-
10K
6.21 mi10:37:4837:196:0018:38
6:00
-0:01
15K
9.32 mi10:56:5656:276:0319:08
6:10
+0:10
20K
12.43 mi11:16:421:16:136:0819:46
6:22
+0:12
Half
13.11 mi11:21:041:20:356:094:22
6:24
+0:02
25K
15.53 mi11:36:481:36:196:1215:44
6:29
+0:05
30K
18.64 mi11:57:441:57:156:1720:56
6:44
+0:15
20M
20.00 mi12:06:562:06:276:199:12
6:46
+0:02
21M
21.00 mi12:14:112:13:426:227:15
7:15
+0:29
35K
21.75 mi12:18:582:18:296:224:47
6:24
-0:51
23M
23.00 mi12:27:252:26:566:238:27
6:45
+0:21
24M
24.00 mi12:33:572:33:286:246:32
6:32
-0:13
40K
24.85 mi12:39:412:39:126:245:44
6:42
+0:10
25.2M
25.20 mi12:42:052:41:366:252:24
6:58
+0:16
Finish
26.22 mi12:48:442:48:156:256:39
6:32
-0:26

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

6:00 /mi

Average Pace

6:25 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:13

45% of race

Time at Steady Pace

38:04

23% of race

Time at Slower Pace

53:58

32% of race

Average Pace: 6:25 /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 mi10:19:1018:416:0118:41
6:01
#716
10K
6.21 mi10:37:4837:196:0018:38
6:00
#746
15K
9.32 mi10:56:5656:276:0319:08
6:10
#847
20K
12.43 mi11:16:421:16:136:0819:46
6:22
#1000
Half
13.11 mi11:21:041:20:356:094:22
6:24
#1031
25K
15.53 mi11:36:481:36:196:1215:44
6:29
#1127
30K
18.64 mi11:57:441:57:156:1720:56
6:44
#1305
20M
20.00 mi12:06:562:06:276:199:12
6:46
#1375
21M
21.00 mi12:14:112:13:426:227:15
7:15
#1445
35K
21.75 mi12:18:582:18:296:224:47
6:24
#1456
23M
23.00 mi12:27:252:26:566:238:27
6:45
#1479
24M
24.00 mi12:33:572:33:286:246:32
6:32
#1483
40K
24.85 mi12:39:412:39:126:245:44
6:42
#1501
25.2M
25.20 mi12:42:052:41:366:252:24
6:58
#1499
Finish
26.22 mi12:48:442:48:156:256:39
6:32
#1507
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi7166716711127(Top 4%)1074(Top 7%)1074(Top 52%)
10K6.21 mi3.10 mi746-30702-31702-31792(Top 3%)747(Top 5%)747(Top 36%)
15K9.32 mi3.11 mi847-101799-97799-971127(Top 4%)1074(Top 7%)1074(Top 52%)
20K12.43 mi3.11 mi1000-153949-150949-1501640(Top 6%)1569(Top 10%)1569(Top 76%)
Half13.11 mi0.68 mi1031-31979-30979-302173(Top 8%)2083(Top 14%)2083(Top 102%)
25K15.53 mi2.42 mi1127-961072-931072-932106(Top 8%)2019(Top 13%)2019(Top 98%)
30K18.64 mi3.11 mi1305-1781247-1751247-1752590(Top 10%)2461(Top 16%)2461(Top 120%)
20M20.00 mi1.36 mi1375-701313-661313-662613(Top 10%)2470(Top 16%)2470(Top 120%)
21M21.00 mi1.00 mi1445-701381-681381-683314(Top 12%)3084(Top 20%)3084(Top 150%)
35K21.75 mi0.75 mi1456-111391-101391-101925(Top 7%)1829(Top 12%)1829(Top 89%)
23M23.00 mi1.25 mi1479-231413-221413-222359(Top 9%)2216(Top 15%)2216(Top 108%)
24M24.00 mi1.00 mi1483-41414-11414-12215(Top 8%)2073(Top 14%)2073(Top 101%)
40K24.85 mi0.85 mi1501-181432-181432-182343(Top 9%)2173(Top 14%)2173(Top 106%)
25.2M25.20 mi0.35 mi1499+21430+21430+21603(Top 6%)1509(Top 10%)1509(Top 74%)
Finish26.22 mi1.02 mi1507-81440-101440-102587(Top 10%)2373(Top 16%)2373(Top 116%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1127

Males

1074

M50-54

1074

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

792

Males

747

M50-54

747

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1127

Males

1074

M50-54

1074

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1640

Males

1569

M50-54

1569

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2173

Males

2083

M50-54

2083

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2106

Males

2019

M50-54

2019

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2590

Males

2461

M50-54

2461

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2613

Males

2470

M50-54

2470

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3314

Males

3084

M50-54

3084

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1925

Males

1829

M50-54

1829

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2359

Males

2216

M50-54

2216

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2215

Males

2073

M50-54

2073

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2343

Males

2173

M50-54

2173

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1603

Males

1509

M50-54

1509

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2587

Males

2373

M50-54

2373

Passing Analysis

Category:
Athletes Passed
161
Passed By
952
Net Change
-791
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#716
5K → 10K2353-30#716#746
10K → 15K2103-101#746#847
15K → 20K3156-153#847#1000
20K → Half031-31#1000#1031
Half → 25K9105-96#1031#1127
25K → 30K10188-178#1127#1305
30K → 20M777-70#1305#1375
20M → 21M676-70#1375#1445
21M → 35K1122-11#1445#1456
35K → 23M1942-23#1456#1479
23M → 24M2327-4#1479#1483
24M → 40K1735-18#1483#1501
40K → 25.2M119+2#1501#1499
25.2M → Finish2028-8#1499#1507
TOTALS161952-791
📊

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