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Chih-Yuan Lu

Bib: 21487•F

0:00

0:00

/ mi

Masters

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Overall

#0 / 29021

Gender (Female)

#0 / 12578

Masters (Masters Women)

#0 / 6862

Age Group (F45-49)

#0 / 1786

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

28:39

3.11 mi

Rank: #23527

Start → 5K

28:39 | 9:14/mi

28:39

3.11 mi

Rank: #23527

Start → 5K

28:39 | 9:14/mi

10K

57:06

6.21 mi

Rank: #23511 (+16)

5K → 10K

28:27 | 9:10/mi

10K

57:06

6.21 mi

Rank: #23511 (+16)

5K → 10K

28:27 | 9:10/mi

15K

1:25:44

9.32 mi

Rank: #23543 (-32)

10K → 15K

28:38 | 9:13/mi

15K

1:25:44

9.32 mi

Rank: #23543 (-32)

10K → 15K

28:38 | 9:13/mi

20K

1:55:15

12.43 mi

Rank: #23630 (-87)

15K → 20K

29:31 | 9:31/mi

20K

1:55:15

12.43 mi

Rank: #23630 (-87)

15K → 20K

29:31 | 9:31/mi

HALF

2:01:39

13.11 mi

Rank: #23640 (-10)

20K → HALF

6:24 | 9:24/mi

HALF

2:01:39

13.11 mi

Rank: #23640 (-10)

20K → HALF

6:24 | 9:24/mi

25K

2:25:30

15.53 mi

Rank: #23669 (-29)

HALF → 25K

23:51 | 9:51/mi

25K

2:25:30

15.53 mi

Rank: #23669 (-29)

HALF → 25K

23:51 | 9:51/mi

30K

2:57:22

18.64 mi

Rank: #23678 (-9)

25K → 30K

31:52 | 10:16/mi

30K

2:57:22

18.64 mi

Rank: #23678 (-9)

25K → 30K

31:52 | 10:16/mi

20M

3:11:22

20.00 mi

Rank: #23634 (+44)

30K → 20M

14:00 | 10:19/mi

20M

3:11:22

20.00 mi

Rank: #23634 (+44)

30K → 20M

14:00 | 10:19/mi

21M

3:22:18

21.00 mi

Rank: #23582 (+52)

20M → 21M

10:56 | 10:56/mi

21M

3:22:18

21.00 mi

Rank: #23582 (+52)

20M → 21M

10:56 | 10:56/mi

35K

3:29:45

21.75 mi

Rank: #23552 (+30)

21M → 35K

7:27 | 9:58/mi

35K

3:29:45

21.75 mi

Rank: #23552 (+30)

21M → 35K

7:27 | 9:58/mi

23M

3:42:41

23.00 mi

Rank: #23520 (+32)

35K → 23M

12:56 | 10:21/mi

23M

3:42:41

23.00 mi

Rank: #23520 (+32)

35K → 23M

12:56 | 10:21/mi

24M

3:52:51

24.00 mi

Rank: #23485 (+35)

23M → 24M

10:10 | 10:10/mi

24M

3:52:51

24.00 mi

Rank: #23485 (+35)

23M → 24M

10:10 | 10:10/mi

40K

4:01:36

24.85 mi

Rank: #23428 (+57)

24M → 40K

8:45 | 10:15/mi

40K

4:01:36

24.85 mi

Rank: #23428 (+57)

24M → 40K

8:45 | 10:15/mi

25.2M

4:05:34

25.20 mi

Rank: #23420 (+8)

40K → 25.2M

3:58 | 11:31/mi

25.2M

4:05:34

25.20 mi

Rank: #23420 (+8)

40K → 25.2M

3:58 | 11:31/mi

FINISH

4:15:22

26.22 mi

Rank: #23371 (+49)

25.2M → FINISH

9:48 | 9:38/mi

FINISH

4:15:22

26.22 mi

Rank: #23371 (+49)

25.2M → FINISH

9:48 | 9:38/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster

via HALF

Distance13.11 mi

Time2:01:39

Pace9:17 /mi

2nd Half

Spacer

Distance13.11 mi

Time2:13:43

Pace10:12 /mi

📊Positive Split: 9.9% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	11:50:16	28:39	9:14	28:39	9:14	-
10K	6.21 mi	12:18:43	57:06	9:12	28:27	9:10	-0:04
15K	9.32 mi	12:47:21	1:25:44	9:12	28:38	9:13	+0:03
20K	12.43 mi	13:16:52	1:55:15	9:17	29:31	9:31	+0:18
HALF	13.11 mi	13:23:16	2:01:39	9:17	6:24	9:24	-0:07
25K	15.53 mi	13:47:07	2:25:30	9:22	23:51	9:51	+0:27
30K	18.64 mi	14:18:59	2:57:22	9:31	31:52	10:16	+0:25
20M	20.00 mi	14:32:59	3:11:22	9:35	14:00	10:19	+0:03
21M	21.00 mi	14:43:55	3:22:18	9:39	10:56	10:56	+0:37
35K	21.75 mi	14:51:22	3:29:45	9:39	7:27	9:58	-0:58
23M	23.00 mi	15:04:18	3:42:41	9:41	12:56	10:21	+0:23
24M	24.00 mi	15:14:28	3:52:51	9:43	10:10	10:10	-0:11
40K	24.85 mi	15:23:13	4:01:36	9:44	8:45	10:15	+0:05
25.2M	25.20 mi	15:27:11	4:05:34	9:45	3:58	11:31	+1:16
FINISH	26.22 mi	15:36:59	4:15:22	9:45	9:48	9:38	-1:53

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

9:10 /mi

Average Pace

9:45 /mi

Slowest Pace

11:31 /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

2:11:27

51% of race

Time at Steady Pace

1:22:05

32% of race

Time at Slower Pace

41:50

16% of race

Average Pace: 9:44 /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	11:50:16	28:39	9:14	28:39	9:14	#23527
10K	6.21 mi	12:18:43	57:06	9:12	28:27	9:10	#23511
15K	9.32 mi	12:47:21	1:25:44	9:12	28:38	9:13	#23543
20K	12.43 mi	13:16:52	1:55:15	9:17	29:31	9:31	#23630
HALF	13.11 mi	13:23:16	2:01:39	9:17	6:24	9:24	#23640
25K	15.53 mi	13:47:07	2:25:30	9:22	23:51	9:51	#23669
30K	18.64 mi	14:18:59	2:57:22	9:31	31:52	10:16	#23678
20M	20.00 mi	14:32:59	3:11:22	9:35	14:00	10:19	#23634
21M	21.00 mi	14:43:55	3:22:18	9:39	10:56	10:56	#23582
35K	21.75 mi	14:51:22	3:29:45	9:39	7:27	9:58	#23552
23M	23.00 mi	15:04:18	3:42:41	9:41	12:56	10:21	#23520
24M	24.00 mi	15:14:28	3:52:51	9:43	10:10	10:10	#23485
40K	24.85 mi	15:23:13	4:01:36	9:44	8:45	10:15	#23428
25.2M	25.20 mi	15:27:11	4:05:34	9:45	3:58	11:31	#23420
FINISH	26.22 mi	15:36:59	4:15:22	9:45	9:48	9:38	#23371

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	Females	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	3.11 mi	23527	9440	9440	23563(Top 81%)	9440(Top 75%)	9440(Top 529%)
10K	6.21 mi	3.10 mi	23511+16	9417+23	9417+23	23472(Top 81%)	9384(Top 75%)	9384(Top 525%)
15K	9.32 mi	3.11 mi	23543-32	9433-16	9433-16	23563(Top 81%)	9440(Top 75%)	9440(Top 529%)
20K	12.43 mi	3.11 mi	23630-87	9475-42	9475-42	23763(Top 82%)	9573(Top 76%)	9573(Top 536%)
HALF	13.11 mi	0.68 mi	23640-10	9483-8	9483-8	24080(Top 83%)	9726(Top 77%)	9726(Top 545%)
25K	15.53 mi	2.42 mi	23669-29	9503-20	9503-20	23896(Top 82%)	9666(Top 77%)	9666(Top 541%)
30K	18.64 mi	3.11 mi	23678-9	9544-41	9544-41	23759(Top 82%)	9703(Top 77%)	9703(Top 543%)
20M	20.00 mi	1.36 mi	23634+44	9536+8	9536+8	23368(Top 81%)	9570(Top 76%)	9570(Top 536%)
21M	21.00 mi	1.00 mi	23582+52	9518+18	9518+18	22968(Top 79%)	9407(Top 75%)	9407(Top 527%)
35K	21.75 mi	0.75 mi	23552+30	9522-4	9522-4	23068(Top 79%)	9484(Top 75%)	9484(Top 531%)
23M	23.00 mi	1.25 mi	23520+32	9515+7	9515+7	22987(Top 79%)	9513(Top 76%)	9513(Top 533%)
24M	24.00 mi	1.00 mi	23485+35	9507+8	9507+8	23274(Top 80%)	9689(Top 77%)	9689(Top 542%)
40K	24.85 mi	0.85 mi	23428+57	9489+18	9489+18	22547(Top 78%)	9377(Top 75%)	9377(Top 525%)
25.2M	25.20 mi	0.35 mi	23420+8	9494-5	9494-5	23507(Top 81%)	9876(Top 79%)	9876(Top 553%)
FINISH	26.22 mi	1.02 mi	23371+49	9484+10	9484+10	22736(Top 78%)	9466(Top 75%)	9466(Top 530%)

9466

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:

Athletes Passed

1278*

Passed By

1113

Net Change

+156

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#23527
5K → 10K	216*	200	+16	#23527	#23511
10K → 15K	143	175	-32	#23511	#23543
15K → 20K	122	200	-87	#23543	#23630
20K → HALF	15	25	-10	#23630	#23640
HALF → 25K	99	128	-29	#23640	#23669
25K → 30K	142	151	-9	#23669	#23678
30K → 20M	87	43	+44	#23678	#23634
20M → 21M	89	37	+52	#23634	#23582
21M → 35K	52	22	+30	#23582	#23552
35K → 23M	79	47	+32	#23552	#23520
23M → 24M	67	32	+35	#23520	#23485
24M → 40K	77	20	+57	#23485	#23428
40K → 25.2M	25	17	+8	#23428	#23420
25.2M → FINISH	65	16	+49	#23420	#23371
TOTALS	1278*	1113	+156

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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

Activity Data

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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

Chih-Yuan Lu

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