Sheldon Guo

Bib: 23714M

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:58
Rank: #24668
Start5K
29:58 | 9:39/mi
10K· 6.21 mi
1:01:32
Rank: #25192 (-524)
5K10K
31:34 | 10:10/mi
15K· 9.32 mi
1:31:58
Rank: #24968 (+224)
10K15K
30:26 | 9:48/mi
20K· 12.43 mi
2:02:18
Rank: #24630 (+338)
15K20K
30:20 | 9:46/mi
Half· 13.11 mi
2:08:54
Rank: #24602 (+28)
20KHalf
6:36 | 9:40/mi
25K· 15.53 mi
2:33:00
Rank: #24371 (+231)
Half25K
24:06 | 9:56/mi
30K· 18.64 mi
3:04:43
Rank: #23988 (+383)
25K30K
31:43 | 10:13/mi
20M
3:18:03
Rank: #23738 (+250)
30K20M
13:20 | 9:49/mi
21M
3:28:36
Rank: #23538 (+200)
20M21M
10:33 | 10:33/mi
35K· 21.75 mi
3:35:52
Rank: #23421 (+117)
21M35K
7:16 | 9:43/mi
23M
3:48:24
Rank: #23278 (+143)
35K23M
12:32 | 10:01/mi
24M
3:57:56
Rank: #23145 (+133)
23M24M
9:32 | 9:32/mi
40K· 24.85 mi
4:06:38
Rank: #23052 (+93)
24M40K
8:42 | 10:11/mi
25.2M
4:10:46
Rank: #23066 (-14)
40K25.2M
4:08 | 11:59/mi
Finish· 26.22 mi
4:21:12
Rank: #23084 (-18)
25.2MFinish
10:26 | 10:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:54
Pace9:50 /mi
2nd Half
Distance13.11 mi
Time2:12:18
Pace10:06 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:0629:589:3929:58
9:39
-
10K
6.21 mi12:17:401:01:329:5431:34
10:10
+0:31
15K
9.32 mi12:48:061:31:589:5230:26
9:48
-0:22
20K
12.43 mi13:18:262:02:189:5030:20
9:46
-0:02
Half
13.11 mi13:25:022:08:549:506:36
9:40
-0:06
25K
15.53 mi13:49:082:33:009:5124:06
9:56
+0:16
30K
18.64 mi14:20:513:04:439:5531:43
10:13
+0:17
20M
20.00 mi14:34:113:18:039:5413:20
9:49
-0:24
21M
21.00 mi14:44:443:28:369:5610:33
10:33
+0:44
35K
21.75 mi14:52:003:35:529:567:16
9:43
-0:50
23M
23.00 mi15:04:323:48:249:5612:32
10:01
+0:18
24M
24.00 mi15:14:043:57:569:559:32
9:32
-0:29
40K
24.85 mi15:22:464:06:389:558:42
10:11
+0:39
25.2M
25.20 mi15:26:544:10:469:574:08
11:59
+1:48
Finish
26.22 mi15:37:204:21:129:5810:26
10:14
-1:45

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

9:32 /mi

Average Pace

9:58 /mi

Slowest Pace

11:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

9:32

4% of race

Time at Steady Pace

3:46:33

87% of race

Time at Slower Pace

25:07

10% of race

Average Pace: 9:58 /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 mi11:46:0629:589:3929:58
9:39
#24668
10K
6.21 mi12:17:401:01:329:5431:34
10:10
#25192
15K
9.32 mi12:48:061:31:589:5230:26
9:48
#24968
20K
12.43 mi13:18:262:02:189:5030:20
9:46
#24630
Half
13.11 mi13:25:022:08:549:506:36
9:40
#24602
25K
15.53 mi13:49:082:33:009:5124:06
9:56
#24371
30K
18.64 mi14:20:513:04:439:5531:43
10:13
#23988
20M
20.00 mi14:34:113:18:039:5413:20
9:49
#23738
21M
21.00 mi14:44:443:28:369:5610:33
10:33
#23538
35K
21.75 mi14:52:003:35:529:567:16
9:43
#23421
23M
23.00 mi15:04:323:48:249:5612:32
10:01
#23278
24M
24.00 mi15:14:043:57:569:559:32
9:32
#23145
40K
24.85 mi15:22:464:06:389:558:42
10:11
#23052
25.2M
25.20 mi15:26:544:10:469:574:08
11:59
#23066
Finish
26.22 mi15:37:204:21:129:5810:26
10:14
#23084
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi24668145601456024534(Top 86%)14494(Top 90%)14494(Top 2268%)
10K6.21 mi3.10 mi25192-52414793-23314793-23325650(Top 90%)14979(Top 93%)14979(Top 2344%)
15K9.32 mi3.11 mi24968+22414702+9114702+9124534(Top 86%)14494(Top 90%)14494(Top 2268%)
20K12.43 mi3.11 mi24630+33814532+17014532+17023658(Top 83%)14079(Top 87%)14079(Top 2203%)
Half13.11 mi0.68 mi24602+2814512+2014512+2024013(Top 85%)14234(Top 88%)14234(Top 2228%)
25K15.53 mi2.42 mi24371+23114391+12114391+12123092(Top 81%)13784(Top 86%)13784(Top 2157%)
30K18.64 mi3.11 mi23988+38314206+18514206+18522210(Top 78%)13273(Top 82%)13273(Top 2077%)
20M20.00 mi1.36 mi23738+25014062+14414062+14420334(Top 72%)12300(Top 76%)12300(Top 1925%)
21M21.00 mi1.00 mi23538+20013957+10513957+10520168(Top 71%)12116(Top 75%)12116(Top 1896%)
35K21.75 mi0.75 mi23421+11713891+6613891+6621047(Top 74%)12467(Top 77%)12467(Top 1951%)
23M23.00 mi1.25 mi23278+14313802+8913802+8920522(Top 72%)12169(Top 76%)12169(Top 1904%)
24M24.00 mi1.00 mi23145+13313714+8813714+8819736(Top 69%)11746(Top 73%)11746(Top 1838%)
40K24.85 mi0.85 mi23052+9313657+5713657+5721003(Top 74%)12284(Top 76%)12284(Top 1922%)
25.2M25.20 mi0.35 mi23066-1413661-413661-423185(Top 82%)13372(Top 83%)13372(Top 2093%)
Finish26.22 mi1.02 mi23084-1813656+513656+523626(Top 83%)13578(Top 84%)13578(Top 2125%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

24534

Males

14494

M65-69

14494

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

25650

Males

14979

M65-69

14979

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

24534

Males

14494

M65-69

14494

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

23658

Males

14079

M65-69

14079

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

24013

Males

14234

M65-69

14234

Half→25K

13.1 - 15.5 mi

Top 81%
×4stories
+66ft-88ft

Overall

23092

Males

13784

M65-69

13784

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

22210

Males

13273

M65-69

13273

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

20334

Males

12300

M65-69

12300

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20168

Males

12116

M65-69

12116

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

21047

Males

12467

M65-69

12467

35K→23M

21.8 - 23.0 mi

Top 72%
×5stories
+23ft-63ft

Overall

20522

Males

12169

M65-69

12169

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

19736

Males

11746

M65-69

11746

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

21003

Males

12284

M65-69

12284

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23185

Males

13372

M65-69

13372

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

23626

Males

13578

M65-69

13578

Passing Analysis

Category:
Athletes Passed
2370
Passed By
786
Net Change
+1584
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24668
5K10K53577-524#24668#25192
10K15K25935+224#25192#24968
15K20K35012+338#24968#24630
20KHalf4214+28#24630#24602
Half25K24413+231#24602#24371
25K30K40724+383#24371#23988
30K20M2522+250#23988#23738
20M21M2044+200#23738#23538
21M35K1258+117#23538#23421
35K23M1496+143#23421#23278
23M24M1374+133#23278#23145
24M40K10714+93#23145#23052
40K25.2M721-14#23052#23066
25.2MFinish3452-18#23066#23084
TOTALS2370786+1584
📊

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