Junhua Ding

Bib: 11284M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 29%
Gender (Male)
#0 / 14578
Top 41%
Masters (Masters Men)
#0 / 9729
Top 30%
Division (M50-54)
#0 / 1935
Top 28%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:12
Rank: #7981
Start5K
22:12 | 7:09/mi
10K· 6.21 mi
44:55
Rank: #8351 (-370)
5K10K
22:43 | 7:19/mi
15K· 9.32 mi
1:07:33
Rank: #8197 (+154)
10K15K
22:38 | 7:17/mi
20K· 12.43 mi
1:30:49
Rank: #8181 (+16)
15K20K
23:16 | 7:29/mi
Half· 13.11 mi
1:35:58
Rank: #8248 (-67)
20KHalf
5:09 | 7:33/mi
25K· 15.53 mi
1:54:38
Rank: #8168 (+80)
Half25K
18:40 | 7:42/mi
30K· 18.64 mi
2:19:29
Rank: #8022 (+146)
25K30K
24:51 | 8:00/mi
20M
2:30:43
Rank: #7977 (+45)
30K20M
11:14 | 8:16/mi
21M
2:39:36
Rank: #7904 (+73)
20M21M
8:53 | 8:53/mi
35K· 21.75 mi
2:45:32
Rank: #7837 (+67)
21M35K
5:56 | 7:56/mi
23M
2:55:43
Rank: #7642 (+195)
35K23M
10:11 | 8:08/mi
24M
3:03:32
Rank: #7480 (+162)
23M24M
7:49 | 7:49/mi
40K· 24.85 mi
3:10:51
Rank: #7476 (+4)
24M40K
7:19 | 8:33/mi
25.2M
3:14:14
Rank: #7489 (-13)
40K25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:22:10
Rank: #7424 (+65)
25.2MFinish
7:56 | 7:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:58
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:46:12
Pace8:06 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:1522:127:0922:12
7:09
-
10K
6.21 mi11:11:5844:557:1422:43
7:19
+0:10
15K
9.32 mi11:34:361:07:337:1522:38
7:17
-0:02
20K
12.43 mi11:57:521:30:497:1823:16
7:29
+0:12
Half
13.11 mi12:03:011:35:587:195:09
7:33
+0:04
25K
15.53 mi12:21:411:54:387:2318:40
7:42
+0:09
30K
18.64 mi12:46:322:19:297:2924:51
8:00
+0:18
20M
20.00 mi12:57:462:30:437:3211:14
8:16
+0:16
21M
21.00 mi13:06:392:39:367:368:53
8:53
+0:37
35K
21.75 mi13:12:352:45:327:375:56
7:56
-0:57
23M
23.00 mi13:22:462:55:437:3810:11
8:08
+0:12
24M
24.00 mi13:30:353:03:327:397:49
7:49
-0:19
40K
24.85 mi13:37:543:10:517:417:19
8:33
+0:44
25.2M
25.20 mi13:41:173:14:147:423:23
9:49
+1:16
Finish
26.22 mi13:49:133:22:107:437:56
7:47
-2:02

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

7:09 /mi

Average Pace

7:43 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:07:33

33% of race

Time at Steady Pace

1:43:48

51% of race

Time at Slower Pace

30:49

15% of race

Average Pace: 7:43 /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 mi10:49:1522:127:0922:12
7:09
#7981
10K
6.21 mi11:11:5844:557:1422:43
7:19
#8351
15K
9.32 mi11:34:361:07:337:1522:38
7:17
#8197
20K
12.43 mi11:57:521:30:497:1823:16
7:29
#8181
Half
13.11 mi12:03:011:35:587:195:09
7:33
#8248
25K
15.53 mi12:21:411:54:387:2318:40
7:42
#8168
30K
18.64 mi12:46:322:19:297:2924:51
8:00
#8022
20M
20.00 mi12:57:462:30:437:3211:14
8:16
#7977
21M
21.00 mi13:06:392:39:367:368:53
8:53
#7904
35K
21.75 mi13:12:352:45:327:375:56
7:56
#7837
23M
23.00 mi13:22:462:55:437:3810:11
8:08
#7642
24M
24.00 mi13:30:353:03:327:397:49
7:49
#7480
40K
24.85 mi13:37:543:10:517:417:19
8:33
#7476
25.2M
25.20 mi13:41:173:14:147:423:23
9:49
#7489
Finish
26.22 mi13:49:133:22:107:437:56
7:47
#7424
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi7981680668068050(Top 32%)6748(Top 46%)6748(Top 349%)
10K6.21 mi3.10 mi8351-3706983-1776983-1778754(Top 34%)7202(Top 49%)7202(Top 372%)
15K9.32 mi3.11 mi8197+1546883+1006883+1008050(Top 32%)6748(Top 46%)6748(Top 349%)
20K12.43 mi3.11 mi8181+166846+376846+378287(Top 32%)6766(Top 46%)6766(Top 350%)
Half13.11 mi0.68 mi8248-676883-376883-379402(Top 37%)7355(Top 50%)7355(Top 380%)
25K15.53 mi2.42 mi8168+806787+966787+968244(Top 32%)6557(Top 45%)6557(Top 339%)
30K18.64 mi3.11 mi8022+1466595+1926595+1927849(Top 31%)6114(Top 42%)6114(Top 316%)
20M20.00 mi1.36 mi7977+456527+686527+688169(Top 32%)6085(Top 42%)6085(Top 314%)
21M21.00 mi1.00 mi7904+736440+876440+877981(Top 31%)5795(Top 40%)5795(Top 299%)
35K21.75 mi0.75 mi7837+676374+666374+667330(Top 29%)5406(Top 37%)5406(Top 279%)
23M23.00 mi1.25 mi7642+1956196+1786196+1786427(Top 25%)4763(Top 33%)4763(Top 246%)
24M24.00 mi1.00 mi7480+1626057+1396057+1395648(Top 22%)4269(Top 29%)4269(Top 221%)
40K24.85 mi0.85 mi7476+46017+406017+408636(Top 34%)5722(Top 39%)5722(Top 296%)
25.2M25.20 mi0.35 mi7489-135998+195998+1910074(Top 39%)6381(Top 44%)6381(Top 330%)
Finish26.22 mi1.02 mi7424+655923+755923+757253(Top 28%)5004(Top 34%)5004(Top 259%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8050

Males

6748

M50-54

6748

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

8754

Males

7202

M50-54

7202

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8050

Males

6748

M50-54

6748

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8287

Males

6766

M50-54

6766

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

9402

Males

7355

M50-54

7355

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

8244

Males

6557

M50-54

6557

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

7849

Males

6114

M50-54

6114

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8169

Males

6085

M50-54

6085

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

7981

Males

5795

M50-54

5795

21M→35K

21.0 - 21.8 mi

Top 29%
×7stories
+17ft-86ft

Overall

7330

Males

5406

M50-54

5406

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

6427

Males

4763

M50-54

4763

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

5648

Males

4269

M50-54

4269

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

8636

Males

5722

M50-54

5722

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10074

Males

6381

M50-54

6381

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7253

Males

5004

M50-54

5004

Passing Analysis

Category:
Athletes Passed
2191
Passed By
1634
Net Change
+557
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7981
5K10K117487-370#7981#8351
10K15K256102+154#8351#8197
15K20K191175+16#8197#8181
20KHalf1279-67#8181#8248
Half25K235155+80#8248#8168
25K30K327181+146#8168#8022
30K20M13893+45#8022#7977
20M21M15885+73#7977#7904
21M35K9528+67#7904#7837
35K23M24449+195#7837#7642
23M24M18422+162#7642#7480
24M40K8278+4#7480#7476
40K25.2M3952-13#7476#7489
25.2MFinish11348+65#7489#7424
TOTALS21911634+557
📊

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