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BOSTON MARATHON 2023

Lok Ming Vincent Lui

Bib: 31974•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:26
Rank: #22009
Start → 5K
29:26 | 9:28/mi
10K· 6.21 mi
58:24
Rank: #22044 (-35)
5K → 10K
28:58 | 9:19/mi
15K· 9.32 mi
1:26:58
Rank: #21775 (+269)
10K → 15K
28:34 | 9:12/mi
20K· 12.43 mi
1:57:09
Rank: #21886 (-111)
15K → 20K
30:11 | 9:43/mi
Half· 13.11 mi
2:03:47
Rank: #21914 (-28)
20K → Half
6:38 | 9:43/mi
25K· 15.53 mi
2:27:58
Rank: #21958 (-44)
Half → 25K
24:11 | 9:58/mi
30K· 18.64 mi
2:58:57
Rank: #21743 (+215)
25K → 30K
30:59 | 9:58/mi
20M
3:12:43
Rank: #21695 (+48)
30K → 20M
13:46 | 10:08/mi
21M
3:23:34
Rank: #21630 (+65)
20M → 21M
10:51 | 10:51/mi
35K· 21.75 mi
3:30:52
Rank: #21590 (+40)
21M → 35K
7:18 | 9:45/mi
23M
3:43:44
Rank: #21542 (+48)
35K → 23M
12:52 | 10:17/mi
24M
3:53:53
Rank: #21526 (+16)
23M → 24M
10:09 | 10:09/mi
40K· 24.85 mi
4:02:45
Rank: #21496 (+30)
24M → 40K
8:52 | 10:22/mi
25.2M
4:06:40
Rank: #21499 (-3)
40K → 25.2M
3:55 | 11:21/mi
Finish· 26.22 mi
4:17:09
Rank: #21535 (-36)
25.2M → Finish
10:29 | 10:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:47
Pace9:27 /mi
2nd Half
Distance13.11 mi
Time2:13:22
Pace10:10 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0029:269:2829:26
9:28
-
10K
6.21 mi12:21:5858:249:2428:58
9:19
-0:09
15K
9.32 mi12:50:321:26:589:2028:34
9:12
-0:07
20K
12.43 mi13:20:431:57:099:2630:11
9:43
+0:31
Half
13.11 mi13:27:212:03:479:276:38
9:43
0:00
25K
15.53 mi13:51:322:27:589:3224:11
9:58
+0:15
30K
18.64 mi14:22:312:58:579:3630:59
9:58
0:00
20M
20.00 mi14:36:173:12:439:3813:46
10:08
+0:10
21M
21.00 mi14:47:083:23:349:4210:51
10:51
+0:43
35K
21.75 mi14:54:263:30:529:427:18
9:45
-1:06
23M
23.00 mi15:07:183:43:449:4412:52
10:17
+0:32
24M
24.00 mi15:17:273:53:539:4510:09
10:09
-0:08
40K
24.85 mi15:26:194:02:459:468:52
10:22
+0:13
25.2M
25.20 mi15:30:144:06:409:473:55
11:21
+0:59
Finish
26.22 mi15:40:434:17:099:4910:29
10:17
-1:04

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

9:12 /mi

Average Pace

9:49 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:26:58

34% of race

Time at Steady Pace

2:03:12

48% of race

Time at Slower Pace

46:59

18% of race

Average Pace: 9:48 /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 mi11:53:0029:269:2829:26
9:28
#22009
10K
6.21 mi12:21:5858:249:2428:58
9:19
#22044
15K
9.32 mi12:50:321:26:589:2028:34
9:12
#21775
20K
12.43 mi13:20:431:57:099:2630:11
9:43
#21886
Half
13.11 mi13:27:212:03:479:276:38
9:43
#21914
25K
15.53 mi13:51:322:27:589:3224:11
9:58
#21958
30K
18.64 mi14:22:312:58:579:3630:59
9:58
#21743
20M
20.00 mi14:36:173:12:439:3813:46
10:08
#21695
21M
21.00 mi14:47:083:23:349:4210:51
10:51
#21630
35K
21.75 mi14:54:263:30:529:427:18
9:45
#21590
23M
23.00 mi15:07:183:43:449:4412:52
10:17
#21542
24M
24.00 mi15:17:273:53:539:4510:09
10:09
#21526
40K
24.85 mi15:26:194:02:459:468:52
10:22
#21496
25.2M
25.20 mi15:30:144:06:409:473:55
11:21
#21499
Finish
26.22 mi15:40:434:17:099:4910:29
10:17
#21535
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi22009131021310221283(Top 80%)12869(Top 85%)12869(Top 1159%)
10K6.21 mi3.10 mi22044-3513144-4213144-4221998(Top 83%)13158(Top 87%)13158(Top 1185%)
15K9.32 mi3.11 mi21775+26913040+10413040+10421283(Top 80%)12869(Top 85%)12869(Top 1159%)
20K12.43 mi3.11 mi21886-11113097-5713097-5722210(Top 83%)13272(Top 87%)13272(Top 1196%)
Half13.11 mi0.68 mi21914-2813110-1313110-1322669(Top 85%)13470(Top 89%)13470(Top 1214%)
25K15.53 mi2.42 mi21958-4413135-2513135-2522152(Top 83%)13207(Top 87%)13207(Top 1190%)
30K18.64 mi3.11 mi21743+21513034+10113034+10120966(Top 79%)12615(Top 83%)12615(Top 1136%)
20M20.00 mi1.36 mi21695+4812998+3612998+3620822(Top 78%)12489(Top 82%)12489(Top 1125%)
21M21.00 mi1.00 mi21630+6512960+3812960+3820496(Top 77%)12287(Top 81%)12287(Top 1107%)
35K21.75 mi0.75 mi21590+4012935+2512935+2520626(Top 77%)12320(Top 81%)12320(Top 1110%)
23M23.00 mi1.25 mi21542+4812897+3812897+3820775(Top 78%)12360(Top 81%)12360(Top 1114%)
24M24.00 mi1.00 mi21526+1612875+2212875+2221181(Top 80%)12502(Top 82%)12502(Top 1126%)
40K24.85 mi0.85 mi21496+3012852+2312852+2320909(Top 79%)12340(Top 81%)12340(Top 1112%)
25.2M25.20 mi0.35 mi21499-312847+512847+521230(Top 80%)12496(Top 82%)12496(Top 1126%)
Finish26.22 mi1.02 mi21535-3612857-1012857-1022511(Top 85%)13095(Top 86%)13095(Top 1180%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

21283

Males

12869

M60-64

12869

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

21998

Males

13158

M60-64

13158

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

21283

Males

12869

M60-64

12869

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

22210

Males

13272

M60-64

13272

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

22669

Males

13470

M60-64

13470

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

22152

Males

13207

M60-64

13207

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

20966

Males

12615

M60-64

12615

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

20822

Males

12489

M60-64

12489

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

20496

Males

12287

M60-64

12287

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

20626

Males

12320

M60-64

12320

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

20775

Males

12360

M60-64

12360

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

21181

Males

12502

M60-64

12502

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

20909

Males

12340

M60-64

12340

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21230

Males

12496

M60-64

12496

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

22511

Males

13095

M60-64

13095

Passing Analysis

Category:
Athletes Passed
1484
Passed By
1010
Net Change
+474
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22009
5K → 10K233268-35#22009#22044
10K → 15K33263+269#22044#21775
15K → 20K88199-111#21775#21886
20K → Half1644-28#21886#21914
Half → 25K86130-44#21914#21958
25K → 30K26045+215#21958#21743
30K → 20M8133+48#21743#21695
20M → 21M9025+65#21695#21630
21M → 35K5515+40#21630#21590
35K → 23M8941+48#21590#21542
23M → 24M4731+16#21542#21526
24M → 40K5727+30#21526#21496
40K → 25.2M1821-3#21496#21499
25.2M → Finish3268-36#21499#21535
TOTALS14841010+474
📊

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