Lanfei Chen

Bib: 18352•M

Masters

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

Start

0:00:00

Race begins

5K· 3.11 mi

25:46

Rank: #18663

Start → 5K

25:46 | 8:18/mi

5K· 3.11 mi

25:46

Rank: #18663

Start → 5K

25:46 | 8:18/mi

10K· 6.21 mi

51:42

Rank: #18742 (-79)

5K → 10K

25:56 | 8:21/mi

10K· 6.21 mi

51:42

Rank: #18742 (-79)

5K → 10K

25:56 | 8:21/mi

15K· 9.32 mi

1:17:47

Rank: #18686 (+56)

10K → 15K

26:05 | 8:24/mi

15K· 9.32 mi

1:17:47

Rank: #18686 (+56)

10K → 15K

26:05 | 8:24/mi

20K· 12.43 mi

1:43:44

Rank: #18293 (+393)

15K → 20K

25:57 | 8:21/mi

20K· 12.43 mi

1:43:44

Rank: #18293 (+393)

15K → 20K

25:57 | 8:21/mi

Half· 13.11 mi

1:49:13

Rank: #18172 (+121)

20K → Half

5:29 | 8:02/mi

Half· 13.11 mi

1:49:13

Rank: #18172 (+121)

20K → Half

5:29 | 8:02/mi

25K· 15.53 mi

2:09:36

Rank: #17879 (+293)

Half → 25K

20:23 | 8:24/mi

25K· 15.53 mi

2:09:36

Rank: #17879 (+293)

Half → 25K

20:23 | 8:24/mi

30K· 18.64 mi

2:38:54

Rank: #18290 (-411)

25K → 30K

29:18 | 9:26/mi

30K· 18.64 mi

2:38:54

Rank: #18290 (-411)

25K → 30K

29:18 | 9:26/mi

20M

2:51:45

Rank: #18350 (-60)

30K → 20M

12:51 | 9:27/mi

20M

2:51:45

Rank: #18350 (-60)

30K → 20M

12:51 | 9:27/mi

21M

3:02:03

Rank: #18418 (-68)

20M → 21M

10:18 | 10:18/mi

21M

3:02:03

Rank: #18418 (-68)

20M → 21M

10:18 | 10:18/mi

35K· 21.75 mi

3:09:10

Rank: #18533 (-115)

21M → 35K

7:07 | 9:31/mi

35K· 21.75 mi

3:09:10

Rank: #18533 (-115)

21M → 35K

7:07 | 9:31/mi

23M

3:22:09

Rank: #18807 (-274)

35K → 23M

12:59 | 10:22/mi

23M

3:22:09

Rank: #18807 (-274)

35K → 23M

12:59 | 10:22/mi

24M

3:32:42

Rank: #19102 (-295)

23M → 24M

10:33 | 10:33/mi

24M

3:32:42

Rank: #19102 (-295)

23M → 24M

10:33 | 10:33/mi

40K· 24.85 mi

3:42:36

Rank: #19450 (-348)

24M → 40K

9:54 | 11:35/mi

40K· 24.85 mi

3:42:36

Rank: #19450 (-348)

24M → 40K

9:54 | 11:35/mi

25.2M

3:47:01

Rank: #19611 (-161)

40K → 25.2M

4:25 | 12:48/mi

25.2M

3:47:01

Rank: #19611 (-161)

40K → 25.2M

4:25 | 12:48/mi

Finish· 26.22 mi

3:59:01

Rank: #20163 (-552)

25.2M → Finish

12:00 | 11:47/mi

Finish· 26.22 mi

3:59:01

Rank: #20163 (-552)

25.2M → Finish

12:00 | 11:47/mi

The Course

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Half Splits

1st Half· via HalfFaster

Distance13.11 mi

Time1:49:13

Pace8:20 /mi

2nd Half

Distance13.11 mi

Time2:09:48

Pace9:54 /mi

📊Positive Split: 18.8% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	11:22:16	25:46	8:18	25:46	8:18	-
10K	6.21 mi	11:48:12	51:42	8:19	25:56	8:21	+0:03
15K	9.32 mi	12:14:17	1:17:47	8:21	26:05	8:24	+0:03
20K	12.43 mi	12:40:14	1:43:44	8:21	25:57	8:21	-0:03
Half	13.11 mi	12:45:43	1:49:13	8:20	5:29	8:02	-0:19
25K	15.53 mi	13:06:06	2:09:36	8:21	20:23	8:24	+0:22
30K	18.64 mi	13:35:24	2:38:54	8:31	29:18	9:26	+1:02
20M	20.00 mi	13:48:15	2:51:45	8:35	12:51	9:27	+0:01
21M	21.00 mi	13:58:33	3:02:03	8:40	10:18	10:18	+0:51
35K	21.75 mi	14:05:40	3:09:10	8:42	7:07	9:31	-0:47
23M	23.00 mi	14:18:39	3:22:09	8:47	12:59	10:22	+0:51
24M	24.00 mi	14:29:12	3:32:42	8:52	10:33	10:33	+0:11
40K	24.85 mi	14:39:06	3:42:36	8:57	9:54	11:35	+1:02
25.2M	25.20 mi	14:43:31	3:47:01	9:01	4:25	12:48	+1:13
Finish	26.22 mi	14:55:31	3:59:01	9:07	12:00	11:47	-1:01

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

8:02 /mi

Average Pace

9:07 /mi

Slowest Pace

12:48 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:36

54% of race

Time at Steady Pace

49:16

21% of race

Time at Slower Pace

1:00:09

25% of race

Average Pace: 9:07 /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

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	11:22:16	25:46	8:18	25:46	8:18	#18663
10K	6.21 mi	11:48:12	51:42	8:19	25:56	8:21	#18742
15K	9.32 mi	12:14:17	1:17:47	8:21	26:05	8:24	#18686
20K	12.43 mi	12:40:14	1:43:44	8:21	25:57	8:21	#18293
Half	13.11 mi	12:45:43	1:49:13	8:20	5:29	8:02	#18172
25K	15.53 mi	13:06:06	2:09:36	8:21	20:23	8:24	#17879
30K	18.64 mi	13:35:24	2:38:54	8:31	29:18	9:26	#18290
20M	20.00 mi	13:48:15	2:51:45	8:35	12:51	9:27	#18350
21M	21.00 mi	13:58:33	3:02:03	8:40	10:18	10:18	#18418
35K	21.75 mi	14:05:40	3:09:10	8:42	7:07	9:31	#18533
23M	23.00 mi	14:18:39	3:22:09	8:47	12:59	10:22	#18807
24M	24.00 mi	14:29:12	3:32:42	8:52	10:33	10:33	#19102
40K	24.85 mi	14:39:06	3:42:36	8:57	9:54	11:35	#19450
25.2M	25.20 mi	14:43:31	3:47:01	9:01	4:25	12:48	#19611
Finish	26.22 mi	14:55:31	3:59:01	9:07	12:00	11:47	#20163

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M55-59	Seg. Overall	Seg. Males	Seg. M55-59
5K	3.11 mi	3.11 mi	18663	11895	11895	18671(Top 66%)	11916(Top 74%)	11916(Top 723%)
10K	6.21 mi	3.10 mi	18742-79	11928-33	11928-33	18849(Top 66%)	12002(Top 75%)	12002(Top 728%)
15K	9.32 mi	3.11 mi	18686+56	11910+18	11910+18	18671(Top 66%)	11916(Top 74%)	11916(Top 723%)
20K	12.43 mi	3.11 mi	18293+393	11735+175	11735+175	17242(Top 61%)	11287(Top 70%)	11287(Top 685%)
Half	13.11 mi	0.68 mi	18172+121	11681+54	11681+54	16187(Top 57%)	10860(Top 67%)	10860(Top 659%)
25K	15.53 mi	2.42 mi	17879+293	11544+137	11544+137	16616(Top 58%)	10934(Top 68%)	10934(Top 663%)
30K	18.64 mi	3.11 mi	18290-411	11682-138	11682-138	19661(Top 69%)	12133(Top 75%)	12133(Top 736%)
20M	20.00 mi	1.36 mi	18350-60	11687-5	11687-5	18973(Top 67%)	11683(Top 73%)	11683(Top 709%)
21M	21.00 mi	1.00 mi	18418-68	11686+1	11686+1	19361(Top 68%)	11775(Top 73%)	11775(Top 715%)
35K	21.75 mi	0.75 mi	18533-115	11727-41	11727-41	20368(Top 72%)	12145(Top 75%)	12145(Top 737%)
23M	23.00 mi	1.25 mi	18807-274	11814-87	11814-87	21622(Top 76%)	12682(Top 79%)	12682(Top 770%)
24M	24.00 mi	1.00 mi	19102-295	11925-111	11925-111	22946(Top 81%)	13278(Top 82%)	13278(Top 806%)
40K	24.85 mi	0.85 mi	19450-348	12047-122	12047-122	24263(Top 85%)	13902(Top 86%)	13902(Top 844%)
25.2M	25.20 mi	0.35 mi	19611-161	12097-50	12097-50	24731(Top 87%)	14123(Top 88%)	14123(Top 857%)
Finish	26.22 mi	1.02 mi	20163-552	12345-248	12345-248	26506(Top 93%)	15045(Top 93%)	15045(Top 913%)

15045

Passing Analysis

Category:

Athletes Passed

1750

Passed By

3250

Net Change

-1500

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#18663
5K → 10K	227	306	-79	#18663	#18742
10K → 15K	216	160	+56	#18742	#18686
15K → 20K	431	38	+393	#18686	#18293
20K → Half	124	3	+121	#18293	#18172
Half → 25K	329	36	+293	#18172	#17879
25K → 30K	128	539	-411	#17879	#18290
30K → 20M	97	157	-60	#18290	#18350
20M → 21M	80	148	-68	#18350	#18418
21M → 35K	26	141	-115	#18418	#18533
35K → 23M	53	327	-274	#18533	#18807
23M → 24M	11	306	-295	#18807	#19102
24M → 40K	18	366	-348	#19102	#19450
40K → 25.2M	7	168	-161	#19450	#19611
25.2M → Finish	3	555	-552	#19611	#20163
TOTALS	1750	3250	-1500