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BOSTON MARATHON 2023

Xiaomin Wu

Bib: 19385•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:43
Rank: #13677
Start → 5K
24:43 | 7:57/mi
10K· 6.21 mi
48:58
Rank: #13415 (+262)
5K → 10K
24:15 | 7:48/mi
15K· 9.32 mi
1:13:18
Rank: #13266 (+149)
10K → 15K
24:20 | 7:50/mi
20K· 12.43 mi
1:37:34
Rank: #12856 (+410)
15K → 20K
24:16 | 7:49/mi
Half· 13.11 mi
1:42:52
Rank: #12826 (+30)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
2:02:10
Rank: #12718 (+108)
Half → 25K
19:18 | 7:58/mi
30K· 18.64 mi
2:27:29
Rank: #12564 (+154)
25K → 30K
25:19 | 8:09/mi
20M
2:39:00
Rank: #12623 (-59)
30K → 20M
11:31 | 8:28/mi
21M
2:48:21
Rank: #12792 (-169)
20M → 21M
9:21 | 9:21/mi
35K· 21.75 mi
2:54:41
Rank: #12884 (-92)
21M → 35K
6:20 | 8:28/mi
23M
3:05:53
Rank: #13059 (-175)
35K → 23M
11:12 | 8:57/mi
24M
3:15:05
Rank: #13328 (-269)
23M → 24M
9:12 | 9:12/mi
40K· 24.85 mi
3:22:57
Rank: #13500 (-172)
24M → 40K
7:52 | 9:12/mi
25.2M
3:26:22
Rank: #13573 (-73)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
3:34:58
Rank: #13620 (-47)
25.2M → Finish
8:36 | 8:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:52
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:52:06
Pace8:33 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:4924:437:5724:43
7:57
-
10K
6.21 mi11:44:0448:587:5324:15
7:48
-0:09
15K
9.32 mi12:08:241:13:187:5224:20
7:50
+0:02
20K
12.43 mi12:32:401:37:347:5124:16
7:49
-0:01
Half
13.11 mi12:37:581:42:527:515:18
7:46
-0:03
25K
15.53 mi12:57:162:02:107:5219:18
7:58
+0:12
30K
18.64 mi13:22:352:27:297:5525:19
8:09
+0:11
20M
20.00 mi13:34:062:39:007:5711:31
8:28
+0:19
21M
21.00 mi13:43:272:48:218:019:21
9:21
+0:53
35K
21.75 mi13:49:472:54:418:026:20
8:28
-0:53
23M
23.00 mi14:00:593:05:538:0511:12
8:57
+0:29
24M
24.00 mi14:10:113:15:058:089:12
9:12
+0:15
40K
24.85 mi14:18:033:22:578:107:52
9:12
0:00
25.2M
25.20 mi14:21:283:26:228:113:25
9:54
+0:42
Finish
26.22 mi14:30:043:34:588:128:36
8:26
-1:28

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

7:46 /mi

Average Pace

8:12 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:10

57% of race

Time at Steady Pace

51:46

24% of race

Time at Slower Pace

41:02

19% of race

Average Pace: 8:12 /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 mi11:19:4924:437:5724:43
7:57
#13677
10K
6.21 mi11:44:0448:587:5324:15
7:48
#13415
15K
9.32 mi12:08:241:13:187:5224:20
7:50
#13266
20K
12.43 mi12:32:401:37:347:5124:16
7:49
#12856
Half
13.11 mi12:37:581:42:527:515:18
7:46
#12826
25K
15.53 mi12:57:162:02:107:5219:18
7:58
#12718
30K
18.64 mi13:22:352:27:297:5525:19
8:09
#12564
20M
20.00 mi13:34:062:39:007:5711:31
8:28
#12623
21M
21.00 mi13:43:272:48:218:019:21
9:21
#12792
35K
21.75 mi13:49:472:54:418:026:20
8:28
#12884
23M
23.00 mi14:00:593:05:538:0511:12
8:57
#13059
24M
24.00 mi14:10:113:15:058:089:12
9:12
#13328
40K
24.85 mi14:18:033:22:578:107:52
9:12
#13500
25.2M
25.20 mi14:21:283:26:228:113:25
9:54
#13573
Finish
26.22 mi14:30:043:34:588:128:36
8:26
#13620
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi136779828982812974(Top 49%)9499(Top 63%)9499(Top 668%)
10K6.21 mi3.10 mi13415+2629707+1219707+12113152(Top 49%)9621(Top 63%)9621(Top 677%)
15K9.32 mi3.11 mi13266+1499634+739634+7312974(Top 49%)9499(Top 63%)9499(Top 668%)
20K12.43 mi3.11 mi12856+4109441+1939441+19311829(Top 44%)8950(Top 59%)8950(Top 629%)
Half13.11 mi0.68 mi12826+309431+109431+1012416(Top 47%)9252(Top 61%)9252(Top 651%)
25K15.53 mi2.42 mi12718+1089358+739358+7312392(Top 47%)9077(Top 60%)9077(Top 638%)
30K18.64 mi3.11 mi12564+1549252+1069252+10611986(Top 45%)8797(Top 58%)8797(Top 619%)
20M20.00 mi1.36 mi12623-599258-69258-613471(Top 51%)9342(Top 62%)9342(Top 657%)
21M21.00 mi1.00 mi12792-1699307-499307-4915232(Top 57%)10025(Top 66%)10025(Top 705%)
35K21.75 mi0.75 mi12884-929331-249331-2415065(Top 57%)9891(Top 65%)9891(Top 696%)
23M23.00 mi1.25 mi13059-1759385-549385-5415747(Top 59%)10121(Top 67%)10121(Top 712%)
24M24.00 mi1.00 mi13328-2699479-949479-9418037(Top 68%)11088(Top 73%)11088(Top 780%)
40K24.85 mi0.85 mi13500-1729523-449523-4417079(Top 64%)10607(Top 70%)10607(Top 746%)
25.2M25.20 mi0.35 mi13573-739544-219544-2116946(Top 64%)10523(Top 69%)10523(Top 740%)
Finish26.22 mi1.02 mi13620-479542+29542+214975(Top 56%)9717(Top 64%)9717(Top 683%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

12974

Males

9499

M55-59

9499

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

13152

Males

9621

M55-59

9621

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

12974

Males

9499

M55-59

9499

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

11829

Males

8950

M55-59

8950

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

12416

Males

9252

M55-59

9252

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

12392

Males

9077

M55-59

9077

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

11986

Males

8797

M55-59

8797

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

13471

Males

9342

M55-59

9342

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

15232

Males

10025

M55-59

10025

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

15065

Males

9891

M55-59

9891

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

15747

Males

10121

M55-59

10121

23M→24M

23.0 - 24.0 mi

Top 68%
×6stories
+12ft-82ft

Overall

18037

Males

11088

M55-59

11088

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

17079

Males

10607

M55-59

10607

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

16946

Males

10523

M55-59

10523

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14975

Males

9717

M55-59

9717

Passing Analysis

Category:
Athletes Passed
1997
Passed By
1940
Net Change
+57
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13677
5K → 10K455193+262#13677#13415
10K → 15K285136+149#13415#13266
15K → 20K44030+410#13266#12856
20K → Half4717+30#12856#12826
Half → 25K19284+108#12826#12718
25K → 30K266112+154#12718#12564
30K → 20M82141-59#12564#12623
20M → 21M50219-169#12623#12792
21M → 35K25117-92#12792#12884
35K → 23M46221-175#12884#13059
23M → 24M14283-269#13059#13328
24M → 40K23195-172#13328#13500
40K → 25.2M1487-73#13500#13573
25.2M → Finish58105-47#13573#13620
TOTALS19971940+57
📊

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