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BOSTON MARATHON 2023

Xiaojun Wang

Bib: 8096•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 22%
Gender (Male)
#0 / 15176
Top 35%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:17
Rank: #5153
Start → 5K
21:17 | 6:51/mi
10K· 6.21 mi
42:25
Rank: #5190 (-37)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:03:33
Rank: #5160 (+30)
10K → 15K
21:08 | 6:48/mi
20K· 12.43 mi
1:24:49
Rank: #5078 (+82)
15K → 20K
21:16 | 6:51/mi
Half· 13.11 mi
1:29:27
Rank: #5094 (-16)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:46:19
Rank: #5134 (-40)
Half → 25K
16:52 | 6:57/mi
30K· 18.64 mi
2:08:55
Rank: #5297 (-163)
25K → 30K
22:36 | 7:16/mi
20M
2:19:00
Rank: #5355 (-58)
30K → 20M
10:05 | 7:25/mi
21M
2:27:07
Rank: #5449 (-94)
20M → 21M
8:07 | 8:07/mi
35K· 21.75 mi
2:32:38
Rank: #5490 (-41)
21M → 35K
5:31 | 7:22/mi
23M
2:42:30
Rank: #5620 (-130)
35K → 23M
9:52 | 7:53/mi
24M
2:50:06
Rank: #5657 (-37)
23M → 24M
7:36 | 7:36/mi
40K· 24.85 mi
2:56:53
Rank: #5738 (-81)
24M → 40K
6:47 | 7:56/mi
25.2M
2:59:53
Rank: #5774 (-36)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:08:02
Rank: #5944 (-170)
25.2M → Finish
8:09 | 8:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:27
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:38:35
Pace7:31 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3121:176:5121:17
6:51
-
10K
6.21 mi11:07:3942:256:5021:08
6:48
-0:03
15K
9.32 mi11:28:471:03:336:4921:08
6:48
0:00
20K
12.43 mi11:50:031:24:496:4921:16
6:51
+0:03
Half
13.11 mi11:54:411:29:276:494:38
6:47
-0:04
25K
15.53 mi12:11:331:46:196:5116:52
6:57
+0:10
30K
18.64 mi12:34:092:08:556:5522:36
7:16
+0:19
20M
20.00 mi12:44:142:19:006:5710:05
7:25
+0:09
21M
21.00 mi12:52:212:27:077:008:07
8:07
+0:42
35K
21.75 mi12:57:522:32:387:015:31
7:22
-0:45
23M
23.00 mi13:07:442:42:307:049:52
7:53
+0:31
24M
24.00 mi13:15:202:50:067:057:36
7:36
-0:17
40K
24.85 mi13:22:072:56:537:076:47
7:56
+0:20
25.2M
25.20 mi13:25:072:59:537:083:00
8:42
+0:46
Finish
26.22 mi13:33:163:08:027:118:09
8:00
-0:42

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

6:47 /mi

Average Pace

7:11 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:19

57% of race

Time at Steady Pace

45:48

24% of race

Time at Slower Pace

35:55

19% of race

Average Pace: 7:10 /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 mi10:46:3121:176:5121:17
6:51
#5153
10K
6.21 mi11:07:3942:256:5021:08
6:48
#5190
15K
9.32 mi11:28:471:03:336:4921:08
6:48
#5160
20K
12.43 mi11:50:031:24:496:4921:16
6:51
#5078
Half
13.11 mi11:54:411:29:276:494:38
6:47
#5094
25K
15.53 mi12:11:331:46:196:5116:52
6:57
#5134
30K
18.64 mi12:34:092:08:556:5522:36
7:16
#5297
20M
20.00 mi12:44:142:19:006:5710:05
7:25
#5355
21M
21.00 mi12:52:212:27:077:008:07
8:07
#5449
35K
21.75 mi12:57:522:32:387:015:31
7:22
#5490
23M
23.00 mi13:07:442:42:307:049:52
7:53
#5620
24M
24.00 mi13:15:202:50:067:057:36
7:36
#5657
40K
24.85 mi13:22:072:56:537:076:47
7:56
#5738
25.2M
25.20 mi13:25:072:59:537:083:00
8:42
#5774
Finish
26.22 mi13:33:163:08:027:118:09
8:00
#5944
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5153477847785158(Top 19%)4775(Top 31%)4775(Top 90%)
10K6.21 mi3.10 mi5190-374807-294807-295325(Top 20%)4920(Top 32%)4920(Top 93%)
15K9.32 mi3.11 mi5160+304785+224785+225158(Top 19%)4775(Top 31%)4775(Top 90%)
20K12.43 mi3.11 mi5078+824715+704715+704880(Top 18%)4532(Top 30%)4532(Top 86%)
Half13.11 mi0.68 mi5094-164726-114726-115221(Top 20%)4831(Top 32%)4831(Top 91%)
25K15.53 mi2.42 mi5134-404762-364762-365336(Top 20%)4918(Top 32%)4918(Top 93%)
30K18.64 mi3.11 mi5297-1634894-1324894-1325893(Top 22%)5298(Top 35%)5298(Top 100%)
20M20.00 mi1.36 mi5355-584938-444938-446280(Top 24%)5496(Top 36%)5496(Top 104%)
21M21.00 mi1.00 mi5449-945007-695007-698068(Top 30%)6504(Top 43%)6504(Top 123%)
35K21.75 mi0.75 mi5490-415038-315038-317573(Top 28%)6215(Top 41%)6215(Top 118%)
23M23.00 mi1.25 mi5620-1305133-955133-958916(Top 33%)6916(Top 46%)6916(Top 131%)
24M24.00 mi1.00 mi5657-375148-155148-158356(Top 31%)6518(Top 43%)6518(Top 123%)
40K24.85 mi0.85 mi5738-815197-495197-499539(Top 36%)7086(Top 47%)7086(Top 134%)
25.2M25.20 mi0.35 mi5774-365219-225219-2210635(Top 40%)7592(Top 50%)7592(Top 144%)
Finish26.22 mi1.02 mi5944-1705340-1215340-12112069(Top 45%)8304(Top 55%)8304(Top 157%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5158

Males

4775

M18-39

4775

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5325

Males

4920

M18-39

4920

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5158

Males

4775

M18-39

4775

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4880

Males

4532

M18-39

4532

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5221

Males

4831

M18-39

4831

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5336

Males

4918

M18-39

4918

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5893

Males

5298

M18-39

5298

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6280

Males

5496

M18-39

5496

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8068

Males

6504

M18-39

6504

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7573

Males

6215

M18-39

6215

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

8916

Males

6916

M18-39

6916

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8356

Males

6518

M18-39

6518

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9539

Males

7086

M18-39

7086

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10635

Males

7592

M18-39

7592

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

12069

Males

8304

M18-39

8304

Passing Analysis

Category:
Athletes Passed
878
Passed By
1669
Net Change
-791
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5153
5K → 10K182219-37#5153#5190
10K → 15K12999+30#5190#5160
15K → 20K15068+82#5160#5078
20K → Half1531-16#5078#5094
Half → 25K96136-40#5094#5134
25K → 30K79242-163#5134#5297
30K → 20M49107-58#5297#5355
20M → 21M28122-94#5355#5449
21M → 35K2465-41#5449#5490
35K → 23M35165-130#5490#5620
23M → 24M3673-37#5620#5657
24M → 40K22103-81#5657#5738
40K → 25.2M1349-36#5738#5774
25.2M → Finish20190-170#5774#5944
TOTALS8781669-791
📊

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