Jonathon Zhao

Bib: 19429M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:36
Rank: #13073
Start5K
23:36 | 7:36/mi
10K· 6.21 mi
48:15
Rank: #14465 (-1392)
5K10K
24:39 | 7:56/mi
15K· 9.32 mi
1:14:50
Rank: #16544 (-2079)
10K15K
26:35 | 8:33/mi
20K· 12.43 mi
1:42:45
Rank: #17802 (-1258)
15K20K
27:55 | 8:59/mi
Half· 13.11 mi
1:48:40
Rank: #17905 (-103)
20KHalf
5:55 | 8:40/mi
25K· 15.53 mi
2:10:49
Rank: #18418 (-513)
Half25K
22:09 | 9:08/mi
30K· 18.64 mi
2:41:58
Rank: #19271 (-853)
25K30K
31:09 | 10:02/mi
20M
2:56:13
Rank: #19618 (-347)
30K20M
14:15 | 10:29/mi
21M
3:07:13
Rank: #19773 (-155)
20M21M
11:00 | 11:00/mi
35K· 21.75 mi
3:13:41
Rank: #19663 (+110)
21M35K
6:28 | 8:39/mi
23M
3:25:56
Rank: #19669 (-6)
35K23M
12:15 | 9:47/mi
24M
3:35:05
Rank: #19606 (+63)
23M24M
9:09 | 9:09/mi
40K· 24.85 mi
3:43:24
Rank: #19616 (-10)
24M40K
8:19 | 9:44/mi
25.2M
3:47:17
Rank: #19666 (-50)
40K25.2M
3:53 | 11:16/mi
Finish· 26.22 mi
3:56:48
Rank: #19701 (-35)
25.2MFinish
9:31 | 9:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:40
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time2:08:08
Pace9:46 /mi
📊Positive Split: 17.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:1123:367:3623:36
7:36
-
10K
6.21 mi11:39:5048:157:4624:39
7:56
+0:20
15K
9.32 mi12:06:251:14:508:0226:35
8:33
+0:37
20K
12.43 mi12:34:201:42:458:1627:55
8:59
+0:26
Half
13.11 mi12:40:151:48:408:175:55
8:40
-0:19
25K
15.53 mi13:02:242:10:498:2522:09
9:08
+0:28
30K
18.64 mi13:33:332:41:588:4131:09
10:02
+0:54
20M
20.00 mi13:47:482:56:138:4914:15
10:29
+0:27
21M
21.00 mi13:58:483:07:138:5511:00
11:00
+0:31
35K
21.75 mi14:05:163:13:418:546:28
8:39
-2:21
23M
23.00 mi14:17:313:25:568:5712:15
9:47
+1:08
24M
24.00 mi14:26:403:35:058:589:09
9:09
-0:38
40K
24.85 mi14:34:593:43:248:598:19
9:44
+0:35
25.2M
25.20 mi14:38:523:47:179:013:53
11:16
+1:32
Finish
26.22 mi14:48:233:56:489:029:31
9:20
-1:56

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

7:36 /mi

Average Pace

9:02 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:14:50

32% of race

Time at Steady Pace

1:21:07

34% of race

Time at Slower Pace

1:20:51

34% of race

Average Pace: 9:02 /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 mi11:15:1123:367:3623:36
7:36
#13073
10K
6.21 mi11:39:5048:157:4624:39
7:56
#14465
15K
9.32 mi12:06:251:14:508:0226:35
8:33
#16544
20K
12.43 mi12:34:201:42:458:1627:55
8:59
#17802
Half
13.11 mi12:40:151:48:408:175:55
8:40
#17905
25K
15.53 mi13:02:242:10:498:2522:09
9:08
#18418
30K
18.64 mi13:33:332:41:588:4131:09
10:02
#19271
20M
20.00 mi13:47:482:56:138:4914:15
10:29
#19618
21M
21.00 mi13:58:483:07:138:5511:00
11:00
#19773
35K
21.75 mi14:05:163:13:418:546:28
8:39
#19663
23M
23.00 mi14:17:313:25:568:5712:15
9:47
#19669
24M
24.00 mi14:26:403:35:058:589:09
9:09
#19606
40K
24.85 mi14:34:593:43:248:598:19
9:44
#19616
25.2M
25.20 mi14:38:523:47:179:013:53
11:16
#19666
Finish
26.22 mi14:48:233:56:489:029:31
9:20
#19701
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi130739684968419663(Top 69%)12356(Top 77%)12356(Top 750%)
10K6.21 mi3.10 mi14465-139210212-52810212-52815940(Top 56%)10810(Top 67%)10810(Top 656%)
15K9.32 mi3.11 mi16544-207911042-83011042-83019663(Top 69%)12356(Top 77%)12356(Top 750%)
20K12.43 mi3.11 mi17802-125811527-48511527-48520875(Top 73%)12833(Top 80%)12833(Top 779%)
Half13.11 mi0.68 mi17905-10311567-4011567-4020157(Top 71%)12525(Top 78%)12525(Top 760%)
25K15.53 mi2.42 mi18418-51311776-20911776-20920506(Top 72%)12636(Top 78%)12636(Top 767%)
30K18.64 mi3.11 mi19271-85312105-32912105-32921671(Top 76%)13014(Top 81%)13014(Top 790%)
20M20.00 mi1.36 mi19618-34712233-12812233-12822357(Top 79%)13211(Top 82%)13211(Top 802%)
21M21.00 mi1.00 mi19773-15512275-4212275-4221385(Top 75%)12685(Top 79%)12685(Top 770%)
35K21.75 mi0.75 mi19663+11012213+6212213+6216325(Top 57%)10334(Top 64%)10334(Top 627%)
23M23.00 mi1.25 mi19669-612178+3512178+3519732(Top 69%)11775(Top 73%)11775(Top 715%)
24M24.00 mi1.00 mi19606+6312122+5612122+5618107(Top 64%)10975(Top 68%)10975(Top 666%)
40K24.85 mi0.85 mi19616-1012116+612116+619567(Top 69%)11593(Top 72%)11593(Top 703%)
25.2M25.20 mi0.35 mi19666-5012123-712123-721386(Top 75%)12475(Top 77%)12475(Top 757%)
Finish26.22 mi1.02 mi19701-3512126-312126-320524(Top 72%)12065(Top 75%)12065(Top 732%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21stories
+97ft-345ft

Overall

19663

Males

12356

M55-59

12356

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

15940

Males

10810

M55-59

10810

10K→15K

6.2 - 9.3 mi

Top 69%
×3stories
+67ft-78ft

Overall

19663

Males

12356

M55-59

12356

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

20875

Males

12833

M55-59

12833

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

20157

Males

12525

M55-59

12525

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

20506

Males

12636

M55-59

12636

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

21671

Males

13014

M55-59

13014

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

22357

Males

13211

M55-59

13211

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

21385

Males

12685

M55-59

12685

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

16325

Males

10334

M55-59

10334

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

19732

Males

11775

M55-59

11775

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

18107

Males

10975

M55-59

10975

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19567

Males

11593

M55-59

11593

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21386

Males

12475

M55-59

12475

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20524

Males

12065

M55-59

12065

Passing Analysis

Category:
Athletes Passed
715
Passed By
7343
Net Change
-6628
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13073
5K10K371429-1392#13073#14465
10K15K82087-2079#14465#16544
15K20K301288-1258#16544#17802
20KHalf15118-103#17802#17905
Half25K56569-513#17905#18418
25K30K59912-853#18418#19271
30K20M36383-347#19271#19618
20M21M56211-155#19618#19773
21M35K1166+110#19773#19663
35K23M8793-6#19663#19669
23M24M9633+63#19669#19606
24M40K5464-10#19606#19616
40K25.2M2171-50#19616#19666
25.2MFinish4479-35#19666#19701
TOTALS7157343-6628
📊

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