Yan Zhang

Bib: 16378•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

Top 48%

Race Day Weather

50°/40°F

broken clouds

⏱️ Race Timeline

Course Elevation

7–469 ft

≈

×2stacked redwood trees

•▲ 890 ft climb · ▼ 1342 ft descent

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

5K· 3.11 mi

7:45/mi

24:06

↑ 97 ft↓ 345 ft1.5% grade

10K· 6.21 mi

7:50/mi

48:25

↑ 79 ft↓ 138 ft0.4% grade

15K· 9.32 mi

7:49/mi

1:12:41

↑ 67 ft↓ 78 ft

20K· 12.43 mi

7:58/mi

1:37:27

↑ 106 ft↓ 86 ft0.1% grade

Half· 13.11 mi

7:45/mi

1:42:44

↑ 19 ft↓ 37 ft0.5% grade

25K· 15.53 mi

8:33/mi

2:03:28

↑ 66 ft↓ 88 ft0.2% grade

30K· 18.64 mi

8:35/mi

2:30:08

↑ 181 ft↓ 148 ft0.2% grade

20M

8:40/mi

2:41:55

↑ 64 ft↓ 50 ft0.2% grade

21M

9:31/mi

2:51:26

↑ 106 ft↓ 24 ft1.6% grade

35K· 21.75 mi

8:20/mi

2:57:40

↑ 17 ft↓ 86 ft1.7% grade

23M

8:44/mi

3:08:36

↑ 23 ft↓ 63 ft0.6% grade

24M

9:03/mi

3:17:39

↓ 82 ft1.3% grade

40K· 24.85 mi

8:31/mi

3:24:56

↓ 20 ft0.3% grade

25.2M

10:09/mi

3:28:26

↑ 13 ft↓ 16 ft0.2% grade

Finish· 26.22 mi

8:16/mi

3:36:51

↑ 22 ft↓ 21 ft

The Course

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Half Splits

1st Half· via HalfFaster

Distance13.11 mi

Time1:42:44

Pace7:50 /mi

2nd Half

Distance13.11 mi

Time1:54:07

Pace8:42 /mi

📊Positive Split: 11.1% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	10:59:21	24:06	7:45	24:06	7:45	-
10K	6.21 mi	11:23:40	48:25	7:48	24:19	7:50	+0:05
15K	9.32 mi	11:47:56	1:12:41	7:48	24:16	7:49	-0:01
20K	12.43 mi	12:12:42	1:37:27	7:50	24:46	7:58	+0:09
Half	13.11 mi	12:17:59	1:42:44	7:50	5:17	7:45	-0:13
25K	15.53 mi	12:38:43	2:03:28	7:57	20:44	8:33	+0:48
30K	18.64 mi	13:05:23	2:30:08	8:03	26:40	8:35	+0:02
20M	20.00 mi	13:17:10	2:41:55	8:06	11:47	8:40	+0:05
21M	21.00 mi	13:26:41	2:51:26	8:10	9:31	9:31	+0:51
35K	21.75 mi	13:32:55	2:57:40	8:10	6:14	8:20	-1:11
23M	23.00 mi	13:43:51	3:08:36	8:12	10:56	8:44	+0:24
24M	24.00 mi	13:52:54	3:17:39	8:14	9:03	9:03	+0:19
40K	24.85 mi	14:00:11	3:24:56	8:15	7:17	8:31	-0:32
25.2M	25.20 mi	14:03:41	3:28:26	8:16	3:30	10:09	+1:38
Finish	26.22 mi	14:12:06	3:36:51	8:17	8:25	8:16	-1:53

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

7:45 /mi

Average Pace

8:17 /mi

Slowest Pace

10:09 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:44

47% of race

Time at Steady Pace

1:32:03

42% of race

Time at Slower Pace

22:04

10% of race

Average Pace: 8:16 /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	10:59:21	24:06	7:45	24:06	7:45	#14426
10K	6.21 mi	11:23:40	48:25	7:48	24:19	7:50	#14708
15K	9.32 mi	11:47:56	1:12:41	7:48	24:16	7:49	#14608
20K	12.43 mi	12:12:42	1:37:27	7:50	24:46	7:58	#14604
Half	13.11 mi	12:17:59	1:42:44	7:50	5:17	7:45	#14545
25K	15.53 mi	12:38:43	2:03:28	7:57	20:44	8:33	#15140
30K	18.64 mi	13:05:23	2:30:08	8:03	26:40	8:35	#15161
20M	20.00 mi	13:17:10	2:41:55	8:06	11:47	8:40	#15104
21M	21.00 mi	13:26:41	2:51:26	8:10	9:31	9:31	#15128
35K	21.75 mi	13:32:55	2:57:40	8:10	6:14	8:20	#15079
23M	23.00 mi	13:43:51	3:08:36	8:12	10:56	8:44	#15021
24M	24.00 mi	13:52:54	3:17:39	8:14	9:03	9:03	#15143
40K	24.85 mi	14:00:11	3:24:56	8:15	7:17	8:31	#15074
25.2M	25.20 mi	14:03:41	3:28:26	8:16	3:30	10:09	#15107
Finish	26.22 mi	14:12:06	3:36:51	8:17	8:25	8:16	#15057

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	14426	10210	10210	14453(Top 51%)	10128(Top 63%)	10128(Top 615%)
10K	6.21 mi	3.10 mi	14708-282	10293-83	10293-83	15049(Top 53%)	10440(Top 65%)	10440(Top 633%)
15K	9.32 mi	3.11 mi	14608+100	10246+47	10246+47	14453(Top 51%)	10128(Top 63%)	10128(Top 615%)
20K	12.43 mi	3.11 mi	14604+4	10213+33	10213+33	14704(Top 52%)	10179(Top 63%)	10179(Top 618%)
Half	13.11 mi	0.68 mi	14545+59	10187+26	10187+26	13749(Top 48%)	9798(Top 61%)	9798(Top 595%)
25K	15.53 mi	2.42 mi	15140-595	10412-225	10412-225	17471(Top 62%)	11298(Top 70%)	11298(Top 686%)
30K	18.64 mi	3.11 mi	15161-21	10363+49	10363+49	15277(Top 54%)	10175(Top 63%)	10175(Top 617%)
20M	20.00 mi	1.36 mi	15104+57	10300+63	10300+63	14866(Top 52%)	9854(Top 61%)	9854(Top 598%)
21M	21.00 mi	1.00 mi	15128-24	10285+15	10285+15	16140(Top 57%)	10308(Top 64%)	10308(Top 625%)
35K	21.75 mi	0.75 mi	15079+49	10252+33	10252+33	14454(Top 51%)	9486(Top 59%)	9486(Top 576%)
23M	23.00 mi	1.25 mi	15021+58	10202+50	10202+50	14717(Top 52%)	9495(Top 59%)	9495(Top 576%)
24M	24.00 mi	1.00 mi	15143-122	10213-11	10213-11	17596(Top 62%)	10736(Top 67%)	10736(Top 651%)
40K	24.85 mi	0.85 mi	15074+69	10152+61	10152+61	13543(Top 48%)	8787(Top 55%)	8787(Top 533%)
25.2M	25.20 mi	0.35 mi	15107-33	10148+4	10148+4	17623(Top 62%)	10646(Top 66%)	10646(Top 646%)
Finish	26.22 mi	1.02 mi	15057+50	10108+40	10108+40	14650(Top 52%)	9322(Top 58%)	9322(Top 566%)

9322

Passing Analysis

Category:

Athletes Passed

1752

Passed By

2383

Net Change

-631

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#14426
5K → 10K	192	474	-282	#14426	#14708
10K → 15K	249	149	+100	#14708	#14608
15K → 20K	201	197	+4	#14608	#14604
20K → Half	73	14	+59	#14604	#14545
Half → 25K	59	654	-595	#14545	#15140
25K → 30K	241	262	-21	#15140	#15161
30K → 20M	148	91	+57	#15161	#15104
20M → 21M	100	124	-24	#15104	#15128
21M → 35K	79	30	+49	#15128	#15079
35K → 23M	135	77	+58	#15079	#15021
23M → 24M	51	173	-122	#15021	#15143
24M → 40K	98	29	+69	#15143	#15074
40K → 25.2M	25	58	-33	#15074	#15107
25.2M → Finish	101	51	+50	#15107	#15057
TOTALS	1752	2383	-631

📊

Passing Visuals

Category:

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 26 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing