Derek Lai

Bib: 8841•M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 26622

Top 29%

Gender (Male)

#0 / 15176

Top 43%

Masters (Masters Men)

#0 / 9891

Top 30%

Division (M45-49)

#0 / 2252

Top 40%

Race Day Weather

49°/39°F

light intensity drizzle

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

5K· 3.11 mi

22:05

Rank: #6923

Start → 5K

22:05 | 7:06/mi

5K· 3.11 mi

22:05

Rank: #6923

Start → 5K

22:05 | 7:06/mi

10K· 6.21 mi

45:27

Rank: #8536 (-1613)

5K → 10K

23:22 | 7:31/mi

10K· 6.21 mi

45:27

Rank: #8536 (-1613)

5K → 10K

23:22 | 7:31/mi

15K· 9.32 mi

1:08:57

Rank: #9160 (-624)

10K → 15K

23:30 | 7:34/mi

15K· 9.32 mi

1:08:57

Rank: #9160 (-624)

10K → 15K

23:30 | 7:34/mi

20K· 12.43 mi

1:31:57

Rank: #8992 (+168)

15K → 20K

23:00 | 7:24/mi

20K· 12.43 mi

1:31:57

Rank: #8992 (+168)

15K → 20K

23:00 | 7:24/mi

Half· 13.11 mi

1:36:48

Rank: #8882 (+110)

20K → Half

4:51 | 7:07/mi

Half· 13.11 mi

1:36:48

Rank: #8882 (+110)

20K → Half

4:51 | 7:07/mi

25K· 15.53 mi

1:54:18

Rank: #8499 (+383)

Half → 25K

17:30 | 7:13/mi

25K· 15.53 mi

1:54:18

Rank: #8499 (+383)

Half → 25K

17:30 | 7:13/mi

30K· 18.64 mi

2:17:24

Rank: #8152 (+347)

25K → 30K

23:06 | 7:26/mi

30K· 18.64 mi

2:17:24

Rank: #8152 (+347)

25K → 30K

23:06 | 7:26/mi

20M

2:27:52

Rank: #8130 (+22)

30K → 20M

10:28 | 7:42/mi

20M

2:27:52

Rank: #8130 (+22)

30K → 20M

10:28 | 7:42/mi

21M

2:35:41

Rank: #7976 (+154)

20M → 21M

7:49 | 7:49/mi

21M

2:35:41

Rank: #7976 (+154)

20M → 21M

7:49 | 7:49/mi

35K· 21.75 mi

2:41:17

Rank: #7982 (-6)

21M → 35K

5:36 | 7:29/mi

35K· 21.75 mi

2:41:17

Rank: #7982 (-6)

21M → 35K

5:36 | 7:29/mi

23M

2:50:54

Rank: #7919 (+63)

35K → 23M

9:37 | 7:41/mi

23M

2:50:54

Rank: #7919 (+63)

35K → 23M

9:37 | 7:41/mi

24M

2:58:26

Rank: #7903 (+16)

23M → 24M

7:32 | 7:32/mi

24M

2:58:26

Rank: #7903 (+16)

23M → 24M

7:32 | 7:32/mi

40K· 24.85 mi

3:04:59

Rank: #7875 (+28)

24M → 40K

6:33 | 7:40/mi

40K· 24.85 mi

3:04:59

Rank: #7875 (+28)

24M → 40K

6:33 | 7:40/mi

25.2M

3:07:35

Rank: #7794 (+81)

40K → 25.2M

2:36 | 7:32/mi

25.2M

3:07:35

Rank: #7794 (+81)

40K → 25.2M

2:36 | 7:32/mi

Finish· 26.22 mi

3:14:44

Rank: #7661 (+133)

25.2M → Finish

7:09 | 7:01/mi

Finish· 26.22 mi

3:14:44

Rank: #7661 (+133)

25.2M → Finish

7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster

Distance13.11 mi

Time1:36:48

Pace7:23 /mi

2nd Half

Distance13.11 mi

Time1:37:56

Pace7:28 /mi

📊Positive Split: 1.2% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	10:47:18	22:05	7:06	22:05	7:06	-
10K	6.21 mi	11:10:40	45:27	7:19	23:22	7:31	+0:25
15K	9.32 mi	11:34:10	1:08:57	7:24	23:30	7:34	+0:03
20K	12.43 mi	11:57:10	1:31:57	7:24	23:00	7:24	-0:10
Half	13.11 mi	12:02:01	1:36:48	7:23	4:51	7:07	-0:17
25K	15.53 mi	12:19:31	1:54:18	7:21	17:30	7:13	+0:06
30K	18.64 mi	12:42:37	2:17:24	7:22	23:06	7:26	+0:13
20M	20.00 mi	12:53:05	2:27:52	7:24	10:28	7:42	+0:16
21M	21.00 mi	13:00:54	2:35:41	7:25	7:49	7:49	+0:07
35K	21.75 mi	13:06:30	2:41:17	7:25	5:36	7:29	-0:20
23M	23.00 mi	13:16:07	2:50:54	7:26	9:37	7:41	+0:12
24M	24.00 mi	13:23:39	2:58:26	7:26	7:32	7:32	-0:09
40K	24.85 mi	13:30:12	3:04:59	7:27	6:33	7:40	+0:08
25.2M	25.20 mi	13:32:48	3:07:35	7:27	2:36	7:32	-0:08
Finish	26.22 mi	13:39:57	3:14:44	7:26	7:09	7:01	-0:31

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

7:01 /mi

Average Pace

7:26 /mi

Slowest Pace

7:49 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:55

96% of race

Time at Steady Pace

7:49

4% 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

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	10:47:18	22:05	7:06	22:05	7:06	#6923
10K	6.21 mi	11:10:40	45:27	7:19	23:22	7:31	#8536
15K	9.32 mi	11:34:10	1:08:57	7:24	23:30	7:34	#9160
20K	12.43 mi	11:57:10	1:31:57	7:24	23:00	7:24	#8992
Half	13.11 mi	12:02:01	1:36:48	7:23	4:51	7:07	#8882
25K	15.53 mi	12:19:31	1:54:18	7:21	17:30	7:13	#8499
30K	18.64 mi	12:42:37	2:17:24	7:22	23:06	7:26	#8152
20M	20.00 mi	12:53:05	2:27:52	7:24	10:28	7:42	#8130
21M	21.00 mi	13:00:54	2:35:41	7:25	7:49	7:49	#7976
35K	21.75 mi	13:06:30	2:41:17	7:25	5:36	7:29	#7982
23M	23.00 mi	13:16:07	2:50:54	7:26	9:37	7:41	#7919
24M	24.00 mi	13:23:39	2:58:26	7:26	7:32	7:32	#7903
40K	24.85 mi	13:30:12	3:04:59	7:27	6:33	7:40	#7875
25.2M	25.20 mi	13:32:48	3:07:35	7:27	2:36	7:32	#7794
Finish	26.22 mi	13:39:57	3:14:44	7:26	7:09	7:01	#7661

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	3.11 mi	6923	6213	6213	10679(Top 40%)	8487(Top 56%)	8487(Top 377%)
10K	6.21 mi	3.10 mi	8536-1613	7293-1080	7293-1080	10595(Top 40%)	8474(Top 56%)	8474(Top 376%)
15K	9.32 mi	3.11 mi	9160-624	7664-371	7664-371	10679(Top 40%)	8487(Top 56%)	8487(Top 377%)
20K	12.43 mi	3.11 mi	8992+168	7541+123	7541+123	8522(Top 32%)	7206(Top 47%)	7206(Top 320%)
Half	13.11 mi	0.68 mi	8882+110	7480+61	7480+61	7222(Top 27%)	6391(Top 42%)	6391(Top 284%)
25K	15.53 mi	2.42 mi	8499+383	7229+251	7229+251	6781(Top 25%)	5998(Top 40%)	5998(Top 266%)
30K	18.64 mi	3.11 mi	8152+347	6966+263	6966+263	6804(Top 26%)	5935(Top 39%)	5935(Top 264%)
20M	20.00 mi	1.36 mi	8130+22	6937+29	6937+29	8178(Top 31%)	6701(Top 44%)	6701(Top 298%)
21M	21.00 mi	1.00 mi	7976+154	6827+110	6827+110	6267(Top 24%)	5396(Top 36%)	5396(Top 240%)
35K	21.75 mi	0.75 mi	7982-6	6815+12	6815+12	8402(Top 32%)	6733(Top 44%)	6733(Top 299%)
23M	23.00 mi	1.25 mi	7919+63	6755+60	6755+60	7615(Top 29%)	6191(Top 41%)	6191(Top 275%)
24M	24.00 mi	1.00 mi	7903+16	6722+33	6722+33	7905(Top 30%)	6253(Top 41%)	6253(Top 278%)
40K	24.85 mi	0.85 mi	7875+28	6688+34	6688+34	7678(Top 29%)	6042(Top 40%)	6042(Top 268%)
25.2M	25.20 mi	0.35 mi	7794+81	6629+59	6629+59	4119(Top 15%)	3661(Top 24%)	3661(Top 163%)
Finish	26.22 mi	1.02 mi	7661+133	6523+106	6523+106	5309(Top 20%)	4489(Top 30%)	4489(Top 199%)

4489

Passing Analysis

Category:

Athletes Passed

1878

Passed By

2616

Net Change

-738

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#6923
5K → 10K	8	1621	-1613	#6923	#8536
10K → 15K	29	653	-624	#8536	#9160
15K → 20K	214	46	+168	#9160	#8992
20K → Half	110	0	+110	#8992	#8882
Half → 25K	386	3	+383	#8882	#8499
25K → 30K	358	11	+347	#8499	#8152
30K → 20M	90	68	+22	#8152	#8130
20M → 21M	165	11	+154	#8130	#7976
21M → 35K	36	42	-6	#7976	#7982
35K → 23M	113	50	+63	#7982	#7919
23M → 24M	71	55	+16	#7919	#7903
24M → 40K	72	44	+28	#7903	#7875
40K → 25.2M	82	1	+81	#7875	#7794
25.2M → Finish	144	11	+133	#7794	#7661
TOTALS	1878	2616	-738