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BOSTON MARATHON 2023

Xiaohang Peng

Bib: 13462•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 35%
Gender (Male)
#0 / 15176
Top 50%
Masters (Masters Men)
#0 / 9891
Top 39%
Division (M60-64)
#0 / 1110
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:18
Rank: #12536
Start → 5K
7:49/mi
24:18 split
10K· 6.21 mi
48:36
Rank: #12884 (-348)
5K → 10K
7:49/mi
24:18 split
15K· 9.32 mi
1:12:40
Rank: #12641 (+243)
10K → 15K
7:45/mi
24:04 split
20K· 12.43 mi
1:36:52
Rank: #12356 (+285)
15K → 20K
7:47/mi
24:12 split
Half· 13.11 mi
1:42:05
Rank: #12291 (+65)
20K → Half
7:39/mi
5:13 split
25K· 15.53 mi
2:00:43
Rank: #11917 (+374)
Half → 25K
7:41/mi
18:38 split
30K· 18.64 mi
2:24:58
Rank: #11408 (+509)
25K → 30K
7:48/mi
24:15 split
20M
2:35:28
Rank: #11120 (+288)
30K → 20M
7:44/mi
10:30 split
21M
2:43:37
Rank: #10937 (+183)
20M → 21M
8:09/mi
8:09 split
35K· 21.75 mi
2:48:50
Rank: #10679 (+258)
21M → 35K
6:58/mi
5:13 split
23M
2:57:40
Rank: #10217 (+462)
35K → 23M
7:03/mi
8:50 split
24M
3:04:42
Rank: #9896 (+321)
23M → 24M
7:02/mi
7:02 split
40K· 24.85 mi
3:10:47
Rank: #9632 (+264)
24M → 40K
7:07/mi
6:05 split
25.2M
3:13:23
Rank: #9509 (+123)
40K → 25.2M
7:32/mi
2:36 split
Finish· 26.22 mi
3:20:41
Rank: #9373 (+136)
25.2M → Finish
7:10/mi
7:18 split

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:42:05
Pace7:47 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:38:36
Pace7:31 /mi
📊Negative Split: 3.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4824:187:4924:18
7:49
-
10K
6.21 mi11:17:0648:367:4924:18
7:49
0:00
15K
9.32 mi11:41:101:12:407:4824:04
7:45
-0:04
20K
12.43 mi12:05:221:36:527:4824:12
7:47
+0:02
Half
13.11 mi12:10:351:42:057:475:13
7:39
-0:08
25K
15.53 mi12:29:132:00:437:4618:38
7:41
+0:02
30K
18.64 mi12:53:282:24:587:4724:15
7:48
+0:07
20M
20.00 mi13:03:582:35:287:4610:30
7:44
-0:04
21M
21.00 mi13:12:072:43:377:478:09
8:09
+0:25
35K
21.75 mi13:17:202:48:507:465:13
6:58
-1:11
23M
23.00 mi13:26:102:57:407:438:50
7:03
+0:05
24M
24.00 mi13:33:123:04:427:427:02
7:02
-0:01
40K
24.85 mi13:39:173:10:477:416:05
7:07
+0:05
25.2M
25.20 mi13:41:533:13:237:402:36
7:32
+0:25
Finish
26.22 mi13:49:113:20:417:407:18
7:10
-0:22

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

6:58 /mi

Average Pace

7:40 /mi

Slowest Pace

8:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

42:17

21% of race

Time at Steady Pace

2:38:24

79% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:39 /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 mi10:52:4824:187:4924:18
7:49
#12536
10K
6.21 mi11:17:0648:367:4924:18
7:49
#12884
15K
9.32 mi11:41:101:12:407:4824:04
7:45
#12641
20K
12.43 mi12:05:221:36:527:4824:12
7:47
#12356
Half
13.11 mi12:10:351:42:057:475:13
7:39
#12291
25K
15.53 mi12:29:132:00:437:4618:38
7:41
#11917
30K
18.64 mi12:53:282:24:587:4724:15
7:48
#11408
20M
20.00 mi13:03:582:35:287:4610:30
7:44
#11120
21M
21.00 mi13:12:072:43:377:478:09
8:09
#10937
35K
21.75 mi13:17:202:48:507:465:13
6:58
#10679
23M
23.00 mi13:26:102:57:407:438:50
7:03
#10217
24M
24.00 mi13:33:123:04:427:427:02
7:02
#9896
40K
24.85 mi13:39:173:10:477:416:05
7:07
#9632
25.2M
25.20 mi13:41:533:13:237:402:36
7:32
#9509
Finish
26.22 mi13:49:113:20:417:407:18
7:10
#9373
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi125369331933112238(Top 46%)9178(Top 60%)9178(Top 827%)
10K6.21 mi3.10 mi12884-3489495-1649495-16413296(Top 50%)9665(Top 64%)9665(Top 871%)
15K9.32 mi3.11 mi12641+2439368+1279368+12712238(Top 46%)9178(Top 60%)9178(Top 827%)
20K12.43 mi3.11 mi12356+2859216+1529216+15211631(Top 44%)8854(Top 58%)8854(Top 798%)
Half13.11 mi0.68 mi12291+659181+359181+3511327(Top 43%)8760(Top 58%)8760(Top 789%)
25K15.53 mi2.42 mi11917+3749008+1739008+17310171(Top 38%)8079(Top 53%)8079(Top 728%)
30K18.64 mi3.11 mi11408+5098752+2568752+2569391(Top 35%)7493(Top 49%)7493(Top 675%)
20M20.00 mi1.36 mi11120+2888605+1478605+1478365(Top 31%)6818(Top 45%)6818(Top 614%)
21M21.00 mi1.00 mi10937+1838491+1148491+1148301(Top 31%)6653(Top 44%)6653(Top 599%)
35K21.75 mi0.75 mi10679+2588349+1428349+1425223(Top 20%)4674(Top 31%)4674(Top 421%)
23M23.00 mi1.25 mi10217+4628099+2508099+2504083(Top 15%)3759(Top 25%)3759(Top 339%)
24M24.00 mi1.00 mi9896+3217902+1977902+1974851(Top 18%)4320(Top 28%)4320(Top 389%)
40K24.85 mi0.85 mi9632+2647739+1637739+1634469(Top 17%)3970(Top 26%)3970(Top 358%)
25.2M25.20 mi0.35 mi9509+1237654+857654+854127(Top 16%)3669(Top 24%)3669(Top 331%)
Finish26.22 mi1.02 mi9373+1367554+1007554+1006188(Top 23%)5061(Top 33%)5061(Top 456%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

12238

Males

9178

M60-64

9178

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

13296

Males

9665

M60-64

9665

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

12238

Males

9178

M60-64

9178

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11631

Males

8854

M60-64

8854

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

11327

Males

8760

M60-64

8760

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10171

Males

8079

M60-64

8079

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

9391

Males

7493

M60-64

7493

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8365

Males

6818

M60-64

6818

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8301

Males

6653

M60-64

6653

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5223

Males

4674

M60-64

4674

35K→23M

21.8 - 23.0 mi

Top 15%
×5story building
+23ft-63ft

Overall

4083

Males

3759

M60-64

3759

23M→24M

23.0 - 24.0 mi

Top 18%
×6story building
+12ft-82ft

Overall

4851

Males

4320

M60-64

4320

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4469

Males

3970

M60-64

3970

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4127

Males

3669

M60-64

3669

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6188

Males

5061

M60-64

5061

Passing Analysis

Category:
Athletes Passed
3897*
Passed By
734
Net Change
+3163
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12536
5K → 10K162510-348#12536#12884
10K → 15K352109+243#12884#12641
15K → 20K34257+285#12641#12356
20K → Half716+65#12356#12291
Half → 25K3817+374#12291#11917
25K → 30K52112+509#11917#11408
30K → 20M292*4+288#11408#11120
20M → 21M19512+183#11120#10937
21M → 35K2580+258#10937#10679
35K → 23M4620+462#10679#10217
23M → 24M322*1+321#10217#9896
24M → 40K264*0+264#9896#9632
40K → 25.2M1241+123#9632#9509
25.2M → Finish15115+136#9509#9373
TOTALS3897*734+3163

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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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