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BOSTON MARATHON 2023

Keyu Wu

Bib: 7423•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 29%
Gender (Male)
#0 / 15176
Top 43%
Masters (Masters Men)
#0 / 9891
Top 30%
Division (M50-54)
#0 / 2052
Top 26%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:43
Rank: #3394
Start → 5K
20:43 | 6:40/mi
10K· 6.21 mi
41:49
Rank: #4281 (-887)
5K → 10K
21:06 | 6:47/mi
15K· 9.32 mi
1:03:25
Rank: #5037 (-756)
10K → 15K
21:36 | 6:57/mi
20K· 12.43 mi
1:25:44
Rank: #5701 (-664)
15K → 20K
22:19 | 7:11/mi
Half· 13.11 mi
1:30:31
Rank: #5750 (-49)
20K → Half
4:47 | 7:01/mi
25K· 15.53 mi
1:48:47
Rank: #6236 (-486)
Half → 25K
18:16 | 7:32/mi
30K· 18.64 mi
2:13:45
Rank: #6845 (-609)
25K → 30K
24:58 | 8:02/mi
20M
2:24:53
Rank: #7077 (-232)
30K → 20M
11:08 | 8:12/mi
21M
2:34:04
Rank: #7437 (-360)
20M → 21M
9:11 | 9:11/mi
35K· 21.75 mi
2:39:44
Rank: #7475 (-38)
21M → 35K
5:40 | 7:34/mi
23M
2:49:44
Rank: #7521 (-46)
35K → 23M
10:00 | 7:59/mi
24M
2:57:29
Rank: #7598 (-77)
23M → 24M
7:45 | 7:45/mi
40K· 24.85 mi
3:04:11
Rank: #7617 (-19)
24M → 40K
6:42 | 7:50/mi
25.2M
3:07:07
Rank: #7653 (-36)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:15:00
Rank: #7730 (-77)
25.2M → Finish
7:53 | 7:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:31
Pace6:54 /mi
2nd Half
Distance13.11 mi
Time1:44:29
Pace7:58 /mi
📊Positive Split: 15.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:1020:436:4020:43
6:40
-
10K
6.21 mi10:47:1641:496:4421:06
6:47
+0:07
15K
9.32 mi11:08:521:03:256:4821:36
6:57
+0:10
20K
12.43 mi11:31:111:25:446:5422:19
7:11
+0:14
Half
13.11 mi11:35:581:30:316:544:47
7:01
-0:10
25K
15.53 mi11:54:141:48:477:0018:16
7:32
+0:31
30K
18.64 mi12:19:122:13:457:1024:58
8:02
+0:30
20M
20.00 mi12:30:202:24:537:1511:08
8:12
+0:10
21M
21.00 mi12:39:312:34:047:209:11
9:11
+0:59
35K
21.75 mi12:45:112:39:447:215:40
7:34
-1:37
23M
23.00 mi12:55:112:49:447:2310:00
7:59
+0:25
24M
24.00 mi13:02:562:57:297:247:45
7:45
-0:14
40K
24.85 mi13:09:383:04:117:256:42
7:50
+0:05
25.2M
25.20 mi13:12:343:07:077:262:56
8:30
+0:40
Finish
26.22 mi13:20:273:15:007:277:53
7:44
-0:46

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

6:40 /mi

Average Pace

7:27 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:31

46% of race

Time at Steady Pace

1:21:14

42% of race

Time at Slower Pace

23:15

12% of race

Average Pace: 7:26 /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 mi10:26:1020:436:4020:43
6:40
#3394
10K
6.21 mi10:47:1641:496:4421:06
6:47
#4281
15K
9.32 mi11:08:521:03:256:4821:36
6:57
#5037
20K
12.43 mi11:31:111:25:446:5422:19
7:11
#5701
Half
13.11 mi11:35:581:30:316:544:47
7:01
#5750
25K
15.53 mi11:54:141:48:477:0018:16
7:32
#6236
30K
18.64 mi12:19:122:13:457:1024:58
8:02
#6845
20M
20.00 mi12:30:202:24:537:1511:08
8:12
#7077
21M
21.00 mi12:39:312:34:047:209:11
9:11
#7437
35K
21.75 mi12:45:112:39:447:215:40
7:34
#7475
23M
23.00 mi12:55:112:49:447:2310:00
7:59
#7521
24M
24.00 mi13:02:562:57:297:247:45
7:45
#7598
40K
24.85 mi13:09:383:04:117:256:42
7:50
#7617
25.2M
25.20 mi13:12:343:07:077:262:56
8:30
#7653
Finish
26.22 mi13:20:273:15:007:277:53
7:44
#7730
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi3394320132016273(Top 24%)5674(Top 37%)5674(Top 277%)
10K6.21 mi3.10 mi4281-8874013-8124013-8125234(Top 20%)4843(Top 32%)4843(Top 236%)
15K9.32 mi3.11 mi5037-7564677-6644677-6646273(Top 24%)5674(Top 37%)5674(Top 277%)
20K12.43 mi3.11 mi5701-6645247-5705247-5706991(Top 26%)6207(Top 41%)6207(Top 302%)
Half13.11 mi0.68 mi5750-495283-365283-366613(Top 25%)5953(Top 39%)5953(Top 290%)
25K15.53 mi2.42 mi6236-4865656-3735656-3739004(Top 34%)7433(Top 49%)7433(Top 362%)
30K18.64 mi3.11 mi6845-6096097-4416097-44111171(Top 42%)8429(Top 56%)8429(Top 411%)
20M20.00 mi1.36 mi7077-2326264-1676264-16711621(Top 44%)8526(Top 56%)8526(Top 415%)
21M21.00 mi1.00 mi7437-3606471-2076471-20714357(Top 54%)9639(Top 64%)9639(Top 470%)
35K21.75 mi0.75 mi7475-386488-176488-179036(Top 34%)7079(Top 47%)7079(Top 345%)
23M23.00 mi1.25 mi7521-466500-126500-129617(Top 36%)7290(Top 48%)7290(Top 355%)
24M24.00 mi1.00 mi7598-776535-356535-359392(Top 35%)7090(Top 47%)7090(Top 346%)
40K24.85 mi0.85 mi7617-196529+66529+68876(Top 33%)6738(Top 44%)6738(Top 328%)
25.2M25.20 mi0.35 mi7653-366540-116540-119467(Top 36%)6993(Top 46%)6993(Top 341%)
Finish26.22 mi1.02 mi7730-776568-286568-2810181(Top 38%)7381(Top 49%)7381(Top 360%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6273

Males

5674

M50-54

5674

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5234

Males

4843

M50-54

4843

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6273

Males

5674

M50-54

5674

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

6991

Males

6207

M50-54

6207

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6613

Males

5953

M50-54

5953

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9004

Males

7433

M50-54

7433

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11171

Males

8429

M50-54

8429

30K→20M

18.6 - 20.0 mi

Top 44%
×5stories
+64ft-50ft

Overall

11621

Males

8526

M50-54

8526

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

14357

Males

9639

M50-54

9639

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9036

Males

7079

M50-54

7079

35K→23M

21.8 - 23.0 mi

Top 36%
×5stories
+23ft-63ft

Overall

9617

Males

7290

M50-54

7290

23M→24M

23.0 - 24.0 mi

Top 35%
×6stories
+12ft-82ft

Overall

9392

Males

7090

M50-54

7090

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8876

Males

6738

M50-54

6738

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9467

Males

6993

M50-54

6993

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

10181

Males

7381

M50-54

7381

Passing Analysis

Category:
Athletes Passed
350
Passed By
4686
Net Change
-4336
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3394
5K → 10K17904-887#3394#4281
10K → 15K17773-756#4281#5037
15K → 20K16680-664#5037#5701
20K → Half554-49#5701#5750
Half → 25K10496-486#5750#6236
25K → 30K25634-609#6236#6845
30K → 20M15247-232#6845#7077
20M → 21M7367-360#7077#7437
21M → 35K2866-38#7437#7475
35K → 23M65111-46#7475#7521
23M → 24M34111-77#7521#7598
24M → 40K5473-19#7598#7617
40K → 25.2M1753-36#7617#7653
25.2M → Finish40117-77#7653#7730
TOTALS3504686-4336
📊

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