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Yanyin Zhang

Bib: 15282•M

0:00

0:00

/ mi

Masters

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Overall

#0 / 29021

Top 35%

Gender (Male)

#0 / 16340

Top 48%

Masters (Masters Men)

#0 / 10617

Top 37%

Age Group (M50-54)

#0 / 1868

Top 37%

Race Day Weather

51°/41°F

overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start

0:00:00

Race begins

Start

0:00:00

Race begins

23:03

3.11 mi

Rank: #12092

Start → 5K

23:03 | 7:26/mi

23:03

3.11 mi

Rank: #12092

Start → 5K

23:03 | 7:26/mi

10K

45:49

6.21 mi

Rank: #11734 (+358)

5K → 10K

22:46 | 7:20/mi

10K

45:49

6.21 mi

Rank: #11734 (+358)

5K → 10K

22:46 | 7:20/mi

15K

1:07:50

9.32 mi

Rank: #10838 (+896)

10K → 15K

22:01 | 7:06/mi

15K

1:07:50

9.32 mi

Rank: #10838 (+896)

10K → 15K

22:01 | 7:06/mi

20K

1:30:45

12.43 mi

Rank: #10841 (-3)

15K → 20K

22:55 | 7:23/mi

20K

1:30:45

12.43 mi

Rank: #10841 (-3)

15K → 20K

22:55 | 7:23/mi

HALF

1:35:49

13.11 mi

Rank: #10919 (-78)

20K → HALF

5:04 | 7:26/mi

HALF

1:35:49

13.11 mi

Rank: #10919 (-78)

20K → HALF

5:04 | 7:26/mi

25K

1:54:05

15.53 mi

Rank: #11022 (-103)

HALF → 25K

18:16 | 7:32/mi

25K

1:54:05

15.53 mi

Rank: #11022 (-103)

HALF → 25K

18:16 | 7:32/mi

30K

2:17:46

18.64 mi

Rank: #10912 (+110)

25K → 30K

23:41 | 7:38/mi

30K

2:17:46

18.64 mi

Rank: #10912 (+110)

25K → 30K

23:41 | 7:38/mi

20M

2:28:49

20.00 mi

Rank: #11153 (-241)

30K → 20M

11:03 | 8:09/mi

20M

2:28:49

20.00 mi

Rank: #11153 (-241)

30K → 20M

11:03 | 8:09/mi

21M

2:36:42

21.00 mi

Rank: #10972 (+181)

20M → 21M

7:53 | 7:53/mi

21M

2:36:42

21.00 mi

Rank: #10972 (+181)

20M → 21M

7:53 | 7:53/mi

35K

2:42:15

21.75 mi

Rank: #10931 (+41)

21M → 35K

5:33 | 7:26/mi

35K

2:42:15

21.75 mi

Rank: #10931 (+41)

21M → 35K

5:33 | 7:26/mi

23M

2:51:36

23.00 mi

Rank: #10734 (+197)

35K → 23M

9:21 | 7:29/mi

23M

2:51:36

23.00 mi

Rank: #10734 (+197)

35K → 23M

9:21 | 7:29/mi

24M

2:58:49

24.00 mi

Rank: #10557 (+177)

23M → 24M

7:13 | 7:13/mi

24M

2:58:49

24.00 mi

Rank: #10557 (+177)

23M → 24M

7:13 | 7:13/mi

40K

3:05:12

24.85 mi

Rank: #10457 (+100)

24M → 40K

6:23 | 7:28/mi

40K

3:05:12

24.85 mi

Rank: #10457 (+100)

24M → 40K

6:23 | 7:28/mi

25.2M

3:07:55

25.20 mi

Rank: #10394 (+63)

40K → 25.2M

2:43 | 7:53/mi

25.2M

3:07:55

25.20 mi

Rank: #10394 (+63)

40K → 25.2M

2:43 | 7:53/mi

FINISH

3:15:02

26.22 mi

Rank: #10247 (+147)

25.2M → FINISH

7:07 | 7:00/mi

FINISH

3:15:02

26.22 mi

Rank: #10247 (+147)

25.2M → FINISH

7:07 | 7:00/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster

via HALF

Distance13.11 mi

Time1:35:49

Pace7:19 /mi

2nd Half

Spacer

Distance13.11 mi

Time1:39:13

Pace7:35 /mi

📊Positive Split: 3.5% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	10:55:25	23:03	7:26	23:03	7:26	-
10K	6.21 mi	11:18:11	45:49	7:23	22:46	7:20	-0:06
15K	9.32 mi	11:40:12	1:07:50	7:17	22:01	7:06	-0:14
20K	12.43 mi	12:03:07	1:30:45	7:19	22:55	7:23	+0:17
HALF	13.11 mi	12:08:11	1:35:49	7:19	5:04	7:26	+0:03
25K	15.53 mi	12:26:27	1:54:05	7:21	18:16	7:32	+0:06
30K	18.64 mi	12:50:08	2:17:46	7:24	23:41	7:38	+0:06
20M	20.00 mi	13:01:11	2:28:49	7:27	11:03	8:09	+0:31
21M	21.00 mi	13:09:04	2:36:42	7:28	7:53	7:53	-0:16
35K	21.75 mi	13:14:37	2:42:15	7:28	5:33	7:26	-0:27
23M	23.00 mi	13:23:58	2:51:36	7:28	9:21	7:29	+0:03
24M	24.00 mi	13:31:11	2:58:49	7:28	7:13	7:13	-0:16
40K	24.85 mi	13:37:34	3:05:12	7:28	6:23	7:28	+0:15
25.2M	25.20 mi	13:40:17	3:07:55	7:28	2:43	7:53	+0:25
FINISH	26.22 mi	13:47:24	3:15:02	7:27	7:07	7:00	-0:53

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

7:00 /mi

Average Pace

7:27 /mi

Slowest Pace

8:09 /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

2:53:23

89% of race

Time at Steady Pace

21:39

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:26 /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	10:55:25	23:03	7:26	23:03	7:26	#12092
10K	6.21 mi	11:18:11	45:49	7:23	22:46	7:20	#11734
15K	9.32 mi	11:40:12	1:07:50	7:17	22:01	7:06	#10838
20K	12.43 mi	12:03:07	1:30:45	7:19	22:55	7:23	#10841
HALF	13.11 mi	12:08:11	1:35:49	7:19	5:04	7:26	#10919
25K	15.53 mi	12:26:27	1:54:05	7:21	18:16	7:32	#11022
30K	18.64 mi	12:50:08	2:17:46	7:24	23:41	7:38	#10912
20M	20.00 mi	13:01:11	2:28:49	7:27	11:03	8:09	#11153
21M	21.00 mi	13:09:04	2:36:42	7:28	7:53	7:53	#10972
35K	21.75 mi	13:14:37	2:42:15	7:28	5:33	7:26	#10931
23M	23.00 mi	13:23:58	2:51:36	7:28	9:21	7:29	#10734
24M	24.00 mi	13:31:11	2:58:49	7:28	7:13	7:13	#10557
40K	24.85 mi	13:37:34	3:05:12	7:28	6:23	7:28	#10457
25.2M	25.20 mi	13:40:17	3:07:55	7:28	2:43	7:53	#10394
FINISH	26.22 mi	13:47:24	3:15:02	7:27	7:07	7:00	#10247

Faster pace

Steady pace

Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	3.11 mi	12092	9072	9072	9170(Top 32%)	7579(Top 46%)	7579(Top 406%)
10K	6.21 mi	3.10 mi	11734+358	8904+168	8904+168	11386(Top 39%)	8697(Top 53%)	8697(Top 466%)
15K	9.32 mi	3.11 mi	10838+896	8447+457	8447+457	9170(Top 32%)	7579(Top 46%)	7579(Top 406%)
20K	12.43 mi	3.11 mi	10841-3	8419+28	8419+28	10892(Top 38%)	8335(Top 51%)	8335(Top 446%)
HALF	13.11 mi	0.68 mi	10919-78	8450-31	8450-31	12332(Top 42%)	9056(Top 55%)	9056(Top 485%)
25K	15.53 mi	2.42 mi	11022-103	8480-30	8480-30	11664(Top 40%)	8628(Top 53%)	8628(Top 462%)
30K	18.64 mi	3.11 mi	10912+110	8367+113	8367+113	10606(Top 37%)	8008(Top 49%)	8008(Top 429%)
20M	20.00 mi	1.36 mi	11153-241	8466-99	8466-99	13731(Top 47%)	9316(Top 57%)	9316(Top 499%)
21M	21.00 mi	1.00 mi	10972+181	8348+118	8348+118	9094(Top 31%)	7000(Top 43%)	7000(Top 375%)
35K	21.75 mi	0.75 mi	10931+41	8314+34	8314+34	10189(Top 35%)	7575(Top 46%)	7575(Top 406%)
23M	23.00 mi	1.25 mi	10734+197	8189+125	8189+125	8637(Top 30%)	6676(Top 41%)	6676(Top 357%)
24M	24.00 mi	1.00 mi	10557+177	8073+116	8073+116	7979(Top 27%)	6246(Top 38%)	6246(Top 334%)
40K	24.85 mi	0.85 mi	10457+100	8005+68	8005+68	8598(Top 30%)	6499(Top 40%)	6499(Top 348%)
25.2M	25.20 mi	0.35 mi	10394+63	7959+46	7959+46	7567(Top 26%)	5898(Top 36%)	5898(Top 316%)
FINISH	26.22 mi	1.02 mi	10247+147	7865+94	7865+94	7422(Top 26%)	5737(Top 35%)	5737(Top 307%)

5737

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 5 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

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Contact Race Support

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Quick Links

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All Results

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Course Information

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Results processed 3 months ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing

Yanyin Zhang

Race Timeline and Course Information

⏱️ Race Timeline

Race Animation with Course Map

Splits & Pacing

Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Rankings

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