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BOSTON MARATHON 2023

Xiaoyuan Wu

Bib: 5474•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 20%
Gender (Male)
#0 / 15176
Top 32%
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
21:09
Rank: #4757
Start → 5K
21:09 | 6:48/mi
10K· 6.21 mi
42:09
Rank: #4830 (-73)
5K → 10K
21:00 | 6:46/mi
15K· 9.32 mi
1:03:12
Rank: #4813 (+17)
10K → 15K
21:03 | 6:47/mi
20K· 12.43 mi
1:24:53
Rank: #5132 (-319)
15K → 20K
21:41 | 6:59/mi
Half· 13.11 mi
1:29:34
Rank: #5179 (-47)
20K → Half
4:41 | 6:52/mi
25K· 15.53 mi
1:46:37
Rank: #5311 (-132)
Half → 25K
17:03 | 7:02/mi
30K· 18.64 mi
2:09:13
Rank: #5424 (-113)
25K → 30K
22:36 | 7:16/mi
20M
2:19:03
Rank: #5374 (+50)
30K → 20M
9:50 | 7:14/mi
21M
2:26:58
Rank: #5404 (-30)
20M → 21M
7:55 | 7:55/mi
35K· 21.75 mi
2:32:20
Rank: #5411 (-7)
21M → 35K
5:22 | 7:10/mi
23M
2:41:46
Rank: #5418 (-7)
35K → 23M
9:26 | 7:32/mi
24M
2:49:01
Rank: #5399 (+19)
23M → 24M
7:15 | 7:15/mi
40K· 24.85 mi
2:55:21
Rank: #5375 (+24)
24M → 40K
6:20 | 7:24/mi
25.2M
2:58:13
Rank: #5390 (-15)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:05:07
Rank: #5275 (+115)
25.2M → Finish
6:54 | 6:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:34
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:35:33
Pace7:17 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3921:096:4821:09
6:48
-
10K
6.21 mi10:45:3942:096:4721:00
6:46
-0:02
15K
9.32 mi11:06:421:03:126:4721:03
6:47
+0:01
20K
12.43 mi11:28:231:24:536:5021:41
6:59
+0:12
Half
13.11 mi11:33:041:29:346:504:41
6:52
-0:07
25K
15.53 mi11:50:071:46:376:5217:03
7:02
+0:10
30K
18.64 mi12:12:432:09:136:5622:36
7:16
+0:14
20M
20.00 mi12:22:332:19:036:579:50
7:14
-0:02
21M
21.00 mi12:30:282:26:587:007:55
7:55
+0:41
35K
21.75 mi12:35:502:32:207:005:22
7:10
-0:45
23M
23.00 mi12:45:162:41:467:029:26
7:32
+0:22
24M
24.00 mi12:52:312:49:017:037:15
7:15
-0:17
40K
24.85 mi12:58:512:55:217:036:20
7:24
+0:09
25.2M
25.20 mi13:01:432:58:137:042:52
8:19
+0:55
Finish
26.22 mi13:08:373:05:077:046:54
6:46
-1:33

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

6:46 /mi

Average Pace

7:04 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:14:47

40% of race

Time at Steady Pace

1:23:47

45% of race

Time at Slower Pace

26:33

14% of race

Average Pace: 7:04 /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 mi10:24:3921:096:4821:09
6:48
#4757
10K
6.21 mi10:45:3942:096:4721:00
6:46
#4830
15K
9.32 mi11:06:421:03:126:4721:03
6:47
#4813
20K
12.43 mi11:28:231:24:536:5021:41
6:59
#5132
Half
13.11 mi11:33:041:29:346:504:41
6:52
#5179
25K
15.53 mi11:50:071:46:376:5217:03
7:02
#5311
30K
18.64 mi12:12:432:09:136:5622:36
7:16
#5424
20M
20.00 mi12:22:332:19:036:579:50
7:14
#5374
21M
21.00 mi12:30:282:26:587:007:55
7:55
#5404
35K
21.75 mi12:35:502:32:207:005:22
7:10
#5411
23M
23.00 mi12:45:162:41:467:029:26
7:32
#5418
24M
24.00 mi12:52:312:49:017:037:15
7:15
#5399
40K
24.85 mi12:58:512:55:217:036:20
7:24
#5375
25.2M
25.20 mi13:01:432:58:137:042:52
8:19
#5390
Finish
26.22 mi13:08:373:05:077:046:54
6:46
#5275
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4757442744274883(Top 18%)4544(Top 30%)4544(Top 86%)
10K6.21 mi3.10 mi4830-734492-654492-654909(Top 18%)4554(Top 30%)4554(Top 86%)
15K9.32 mi3.11 mi4813+174477+154477+154883(Top 18%)4544(Top 30%)4544(Top 86%)
20K12.43 mi3.11 mi5132-3194759-2824759-2825859(Top 22%)5357(Top 35%)5357(Top 101%)
Half13.11 mi0.68 mi5179-474802-434802-435742(Top 22%)5274(Top 35%)5274(Top 100%)
25K15.53 mi2.42 mi5311-1324916-1144916-1145754(Top 22%)5267(Top 35%)5267(Top 100%)
30K18.64 mi3.11 mi5424-1135006-905006-905885(Top 22%)5290(Top 35%)5290(Top 100%)
20M20.00 mi1.36 mi5374+504955+514955+515290(Top 20%)4765(Top 31%)4765(Top 90%)
21M21.00 mi1.00 mi5404-304969-144969-146794(Top 26%)5728(Top 38%)5728(Top 108%)
35K21.75 mi0.75 mi5411-7496949696306(Top 24%)5434(Top 36%)5434(Top 103%)
23M23.00 mi1.25 mi5418-74967+24967+26586(Top 25%)5553(Top 37%)5553(Top 105%)
24M24.00 mi1.00 mi5399+194942+254942+256019(Top 23%)5117(Top 34%)5117(Top 97%)
40K24.85 mi0.85 mi5375+244907+354907+356103(Top 23%)5077(Top 33%)5077(Top 96%)
25.2M25.20 mi0.35 mi5390-154918-114918-118266(Top 31%)6298(Top 41%)6298(Top 119%)
Finish26.22 mi1.02 mi5275+1154823+954823+953924(Top 15%)3480(Top 23%)3480(Top 66%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4883

Males

4544

M18-39

4544

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4909

Males

4554

M18-39

4554

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4883

Males

4544

M18-39

4544

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5859

Males

5357

M18-39

5357

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5742

Males

5274

M18-39

5274

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5754

Males

5267

M18-39

5267

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5885

Males

5290

M18-39

5290

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5290

Males

4765

M18-39

4765

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

6794

Males

5728

M18-39

5728

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6306

Males

5434

M18-39

5434

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

6586

Males

5553

M18-39

5553

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6019

Males

5117

M18-39

5117

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6103

Males

5077

M18-39

5077

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8266

Males

6298

M18-39

6298

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

3924

Males

3480

M18-39

3480

Passing Analysis

Category:
Athletes Passed
975
Passed By
1493
Net Change
-518
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4757
5K → 10K171244-73#4757#4830
10K → 15K119102+17#4830#4813
15K → 20K40359-319#4813#5132
20K → Half855-47#5132#5179
Half → 25K60192-132#5179#5311
25K → 30K99212-113#5311#5424
30K → 20M8131+50#5424#5374
20M → 21M4979-30#5374#5404
21M → 35K3037-7#5404#5411
35K → 23M6774-7#5411#5418
23M → 24M5940+19#5418#5399
24M → 40K5632+24#5399#5375
40K → 25.2M1631-15#5375#5390
25.2M → Finish1205+115#5390#5275
TOTALS9751493-518
📊

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