Jianhua Ding

Bib: 19086•M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 25550

Gender (Male)

#0 / 14578

Masters (Masters Men)

#0 / 9729

Age Group (M60-64)

#0 / 1173

Race Day Weather

55°/45°F

scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start

0:00:00

Race begins

Start

0:00:00

Race begins

5K· 3.11 mi

27:41

Rank: #19719

Start → 5K

27:41 | 8:55/mi

5K· 3.11 mi

27:41

Rank: #19719

Start → 5K

27:41 | 8:55/mi

10K· 6.21 mi

55:53

Rank: #19868 (-149)

5K → 10K

28:12 | 9:05/mi

10K· 6.21 mi

55:53

Rank: #19868 (-149)

5K → 10K

28:12 | 9:05/mi

15K· 9.32 mi

1:25:24

Rank: #20191 (-323)

10K → 15K

29:31 | 9:30/mi

15K· 9.32 mi

1:25:24

Rank: #20191 (-323)

10K → 15K

29:31 | 9:30/mi

20K· 12.43 mi

1:57:38

Rank: #20579 (-388)

15K → 20K

32:14 | 10:22/mi

20K· 12.43 mi

1:57:38

Rank: #20579 (-388)

15K → 20K

32:14 | 10:22/mi

Half· 13.11 mi

2:04:27

Rank: #20623 (-44)

20K → Half

6:49 | 9:59/mi

Half· 13.11 mi

2:04:27

Rank: #20623 (-44)

20K → Half

6:49 | 9:59/mi

25K· 15.53 mi

2:30:33

Rank: #20678 (-55)

Half → 25K

26:06 | 10:46/mi

25K· 15.53 mi

2:30:33

Rank: #20678 (-55)

Half → 25K

26:06 | 10:46/mi

30K· 18.64 mi

3:07:30

Rank: #20910 (-232)

25K → 30K

36:57 | 11:54/mi

30K· 18.64 mi

3:07:30

Rank: #20910 (-232)

25K → 30K

36:57 | 11:54/mi

20M

3:22:55

Rank: #20841 (+69)

30K → 20M

15:25 | 11:21/mi

20M

3:22:55

Rank: #20841 (+69)

30K → 20M

15:25 | 11:21/mi

21M

3:35:25

Rank: #20772 (+69)

20M → 21M

12:30 | 12:30/mi

21M

3:35:25

Rank: #20772 (+69)

20M → 21M

12:30 | 12:30/mi

35K· 21.75 mi

3:43:19

Rank: #20690 (+82)

21M → 35K

7:54 | 10:34/mi

35K· 21.75 mi

3:43:19

Rank: #20690 (+82)

21M → 35K

7:54 | 10:34/mi

23M

3:58:13

Rank: #20690

35K → 23M

14:54 | 11:54/mi

23M

3:58:13

Rank: #20690

35K → 23M

14:54 | 11:54/mi

24M

4:10:16

Rank: #20728 (-38)

23M → 24M

12:03 | 12:03/mi

24M

4:10:16

Rank: #20728 (-38)

23M → 24M

12:03 | 12:03/mi

40K· 24.85 mi

4:20:07

Rank: #20673 (+55)

24M → 40K

9:51 | 11:31/mi

40K· 24.85 mi

4:20:07

Rank: #20673 (+55)

24M → 40K

9:51 | 11:31/mi

25.2M

4:24:34

Rank: #20645 (+28)

40K → 25.2M

4:27 | 12:54/mi

25.2M

4:24:34

Rank: #20645 (+28)

40K → 25.2M

4:27 | 12:54/mi

Finish· 26.22 mi

4:35:09

Rank: #20602 (+43)

25.2M → Finish

10:35 | 10:23/mi

Finish· 26.22 mi

4:35:09

Rank: #20602 (+43)

25.2M → Finish

10:35 | 10:23/mi

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Half Splits

1st Half· via HalfFaster

Distance13.11 mi

Time2:04:27

Pace9:30 /mi

2nd Half

Distance13.11 mi

Time2:30:42

Pace11:30 /mi

📊Positive Split: 21.1% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	11:21:00	27:41	8:55	27:41	8:55	-
10K	6.21 mi	11:49:12	55:53	9:00	28:12	9:05	+0:10
15K	9.32 mi	12:18:43	1:25:24	9:10	29:31	9:30	+0:25
20K	12.43 mi	12:50:57	1:57:38	9:28	32:14	10:22	+0:52
Half	13.11 mi	12:57:46	2:04:27	9:30	6:49	9:59	-0:23
25K	15.53 mi	13:23:52	2:30:33	9:41	26:06	10:46	+0:47
30K	18.64 mi	14:00:49	3:07:30	10:04	36:57	11:54	+1:08
20M	20.00 mi	14:16:14	3:22:55	10:09	15:25	11:21	-0:33
21M	21.00 mi	14:28:44	3:35:25	10:15	12:30	12:30	+1:09
35K	21.75 mi	14:36:38	3:43:19	10:16	7:54	10:34	-1:56
23M	23.00 mi	14:51:32	3:58:13	10:21	14:54	11:54	+1:20
24M	24.00 mi	15:03:35	4:10:16	10:26	12:03	12:03	+0:09
40K	24.85 mi	15:13:26	4:20:07	10:28	9:51	11:31	-0:32
25.2M	25.20 mi	15:17:53	4:24:34	10:30	4:27	12:54	+1:23
Finish	26.22 mi	15:28:28	4:35:09	10:30	10:35	10:23	-2:31

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:55 /mi

Average Pace

10:30 /mi

Slowest Pace

12:54 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:32:13

34% of race

Time at Steady Pace

1:32:14

34% of race

Time at Slower Pace

1:30:42

33% of race

Average Pace: 10:30 /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.

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	11:21:00	27:41	8:55	27:41	8:55	#19719
10K	6.21 mi	11:49:12	55:53	9:00	28:12	9:05	#19868
15K	9.32 mi	12:18:43	1:25:24	9:10	29:31	9:30	#20191
20K	12.43 mi	12:50:57	1:57:38	9:28	32:14	10:22	#20579
Half	13.11 mi	12:57:46	2:04:27	9:30	6:49	9:59	#20623
25K	15.53 mi	13:23:52	2:30:33	9:41	26:06	10:46	#20678
30K	18.64 mi	14:00:49	3:07:30	10:04	36:57	11:54	#20910
20M	20.00 mi	14:16:14	3:22:55	10:09	15:25	11:21	#20841
21M	21.00 mi	14:28:44	3:35:25	10:15	12:30	12:30	#20772
35K	21.75 mi	14:36:38	3:43:19	10:16	7:54	10:34	#20690
23M	23.00 mi	14:51:32	3:58:13	10:21	14:54	11:54	#20690
24M	24.00 mi	15:03:35	4:10:16	10:26	12:03	12:03	#20728
40K	24.85 mi	15:13:26	4:20:07	10:28	9:51	11:31	#20673
25.2M	25.20 mi	15:17:53	4:24:34	10:30	4:27	12:54	#20645
Finish	26.22 mi	15:28:28	4:35:09	10:30	10:35	10:23	#20602

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M60-64	Seg. Overall	Seg. Males	Seg. M60-64
5K	3.11 mi	3.11 mi	19719	11949	11949	20660(Top 81%)	12483(Top 86%)	12483(Top 1064%)
10K	6.21 mi	3.10 mi	19868-149	12037-88	12037-88	20047(Top 78%)	12149(Top 83%)	12149(Top 1036%)
15K	9.32 mi	3.11 mi	20191-323	12212-175	12212-175	20660(Top 81%)	12483(Top 86%)	12483(Top 1064%)
20K	12.43 mi	3.11 mi	20579-388	12401-189	12401-189	21402(Top 84%)	12777(Top 88%)	12777(Top 1089%)
Half	13.11 mi	0.68 mi	20623-44	12416-15	12416-15	21428(Top 84%)	12746(Top 87%)	12746(Top 1087%)
25K	15.53 mi	2.42 mi	20678-55	12431-15	12431-15	21007(Top 82%)	12496(Top 86%)	12496(Top 1065%)
30K	18.64 mi	3.11 mi	20910-232	12480-49	12480-49	21736(Top 85%)	12672(Top 87%)	12672(Top 1080%)
20M	20.00 mi	1.36 mi	20841+69	12423+57	12423+57	20071(Top 79%)	11773(Top 81%)	11773(Top 1004%)
21M	21.00 mi	1.00 mi	20772+69	12365+58	12365+58	19856(Top 78%)	11564(Top 79%)	11564(Top 986%)
35K	21.75 mi	0.75 mi	20690+82	12302+63	12302+63	18737(Top 73%)	11002(Top 75%)	11002(Top 938%)
23M	23.00 mi	1.25 mi	20690	12281+21	12281+21	20518(Top 80%)	11826(Top 81%)	11826(Top 1008%)
24M	24.00 mi	1.00 mi	20728-38	12277+4	12277+4	21541(Top 84%)	12288(Top 84%)	12288(Top 1048%)
40K	24.85 mi	0.85 mi	20673+55	12237+40	12237+40	19371(Top 76%)	11136(Top 76%)	11136(Top 949%)
25.2M	25.20 mi	0.35 mi	20645+28	12213+24	12213+24	19448(Top 76%)	11168(Top 77%)	11168(Top 952%)
Finish	26.22 mi	1.02 mi	20602+43	12181+32	12181+32	19669(Top 77%)	11316(Top 78%)	11316(Top 965%)

11316

Passing Analysis

Category:

Athletes Passed

1294

Passed By

2177

Net Change

-883

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#19719
5K → 10K	202	351	-149	#19719	#19868
10K → 15K	114	437	-323	#19868	#20191
15K → 20K	81	469	-388	#20191	#20579
20K → Half	14	58	-44	#20579	#20623
Half → 25K	141	196	-55	#20623	#20678
25K → 30K	110	342	-232	#20678	#20910
30K → 20M	112	43	+69	#20910	#20841
20M → 21M	117	48	+69	#20841	#20772
21M → 35K	95	13	+82	#20772	#20690
35K → 23M	79	79	0	#20690	#20690
23M → 24M	45	83	-38	#20690	#20728
24M → 40K	78	23	+55	#20728	#20673
40K → 25.2M	40	12	+28	#20673	#20645
25.2M → Finish	66	23	+43	#20645	#20602
TOTALS	1294	2177	-883

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 2 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing

Jianhua Ding

⏱️ Race Timeline

Race Animation with Course Map

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Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Checkpoint and Segment Rankings

Segment Performance Analysis

10K→15K

5K→10K

10K→15K

15K→20K

20K→Half

Half→25K

25K→30K

30K→20M

20M→21M

21M→35K

35K→23M

23M→24M

24M→40K

40K→25.2M

25.2M→Finish