Naoko Ku

Bib: 17392•F

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 26622

Gender (Female)

#0 / 11423

Top 48%

Masters (Masters Women)

#0 / 6539

Top 37%

Division (F50-54)

#0 / 1207

Top 28%

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

25:57

Rank: #16527

Start → 5K

8:21/mi

25:57 split

5K· 3.11 mi

25:57

Rank: #16527

Start → 5K

8:21/mi

25:57 split

10K· 6.21 mi

51:54

Rank: #16881 (-354)

5K → 10K

8:21/mi

25:57 split

10K· 6.21 mi

51:54

Rank: #16881 (-354)

5K → 10K

8:21/mi

25:57 split

15K· 9.32 mi

1:17:38

Rank: #16721 (+160)

10K → 15K

8:17/mi

25:44 split

15K· 9.32 mi

1:17:38

Rank: #16721 (+160)

10K → 15K

8:17/mi

25:44 split

20K· 12.43 mi

1:43:45

Rank: #16621 (+100)

15K → 20K

8:24/mi

26:07 split

20K· 12.43 mi

1:43:45

Rank: #16621 (+100)

15K → 20K

8:24/mi

26:07 split

Half· 13.11 mi

1:49:21

Rank: #16582 (+39)

20K → Half

8:12/mi

5:36 split

Half· 13.11 mi

1:49:21

Rank: #16582 (+39)

20K → Half

8:12/mi

5:36 split

25K· 15.53 mi

2:09:41

Rank: #16399 (+183)

Half → 25K

8:23/mi

20:20 split

25K· 15.53 mi

2:09:41

Rank: #16399 (+183)

Half → 25K

8:23/mi

20:20 split

30K· 18.64 mi

2:37:13

Rank: #16378 (+21)

25K → 30K

8:52/mi

27:32 split

30K· 18.64 mi

2:37:13

Rank: #16378 (+21)

25K → 30K

8:52/mi

27:32 split

20M

2:49:08

Rank: #16263 (+115)

30K → 20M

8:46/mi

11:55 split

20M

2:49:08

Rank: #16263 (+115)

30K → 20M

8:46/mi

11:55 split

21M

2:58:55

Rank: #16315 (-52)

20M → 21M

9:47/mi

9:47 split

21M

2:58:55

Rank: #16315 (-52)

20M → 21M

9:47/mi

9:47 split

35K· 21.75 mi

3:05:50

Rank: #16419 (-104)

21M → 35K

9:15/mi

6:55 split

35K· 21.75 mi

3:05:50

Rank: #16419 (-104)

21M → 35K

9:15/mi

6:55 split

23M

3:16:48

Rank: #16320 (+99)

35K → 23M

8:46/mi

10:58 split

23M

3:16:48

Rank: #16320 (+99)

35K → 23M

8:46/mi

10:58 split

24M

3:25:17

Rank: #16196 (+124)

23M → 24M

8:29/mi

8:29 split

24M

3:25:17

Rank: #16196 (+124)

23M → 24M

8:29/mi

8:29 split

40K· 24.85 mi

3:32:27

Rank: #16068 (+128)

24M → 40K

8:23/mi

7:10 split

40K· 24.85 mi

3:32:27

Rank: #16068 (+128)

24M → 40K

8:23/mi

7:10 split

25.2M

3:35:42

Rank: #16041 (+27)

40K → 25.2M

9:25/mi

3:15 split

25.2M

3:35:42

Rank: #16041 (+27)

40K → 25.2M

9:25/mi

3:15 split

Finish· 26.22 mi

3:43:57

Rank: #15920 (+121)

25.2M → Finish

8:06/mi

8:15 split

Finish· 26.22 mi

3:43:57

Rank: #15920 (+121)

25.2M → Finish

8:06/mi

8:15 split

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster

Distance13.11 mi

Time1:49:21

Pace8:20 /mi

2nd Half

Distance13.11 mi

Time1:54:36

Pace8:45 /mi

📊Positive Split: 4.8% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	11:16:26	25:57	8:21	25:57	8:21	-
10K	6.21 mi	11:42:23	51:54	8:21	25:57	8:21	0:00
15K	9.32 mi	12:08:07	1:17:38	8:20	25:44	8:17	-0:04
20K	12.43 mi	12:34:14	1:43:45	8:21	26:07	8:24	+0:07
Half	13.11 mi	12:39:50	1:49:21	8:20	5:36	8:12	-0:12
25K	15.53 mi	13:00:10	2:09:41	8:21	20:20	8:23	+0:11
30K	18.64 mi	13:27:42	2:37:13	8:26	27:32	8:52	+0:29
20M	20.00 mi	13:39:37	2:49:08	8:27	11:55	8:46	-0:06
21M	21.00 mi	13:49:24	2:58:55	8:31	9:47	9:47	+1:01
35K	21.75 mi	13:56:19	3:05:50	8:33	6:55	9:15	-0:32
23M	23.00 mi	14:07:17	3:16:48	8:33	10:58	8:46	-0:29
24M	24.00 mi	14:15:46	3:25:17	8:33	8:29	8:29	-0:17
40K	24.85 mi	14:22:56	3:32:27	8:33	7:10	8:23	-0:06
25.2M	25.20 mi	14:26:11	3:35:42	8:34	3:15	9:25	+1:02
Finish	26.22 mi	14:34:26	3:43:57	8:33	8:15	8:06	-1:19

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

8:06 /mi

Average Pace

8:33 /mi

Slowest Pace

9:47 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

8:15

4% of race

Time at Steady Pace

2:25:20

65% of race

Time at Slower Pace

1:10:22

31% of race

Average Pace: 8:32 /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	11:16:26	25:57	8:21	25:57	8:21	#16527
10K	6.21 mi	11:42:23	51:54	8:21	25:57	8:21	#16881
15K	9.32 mi	12:08:07	1:17:38	8:20	25:44	8:17	#16721
20K	12.43 mi	12:34:14	1:43:45	8:21	26:07	8:24	#16621
Half	13.11 mi	12:39:50	1:49:21	8:20	5:36	8:12	#16582
25K	15.53 mi	13:00:10	2:09:41	8:21	20:20	8:23	#16399
30K	18.64 mi	13:27:42	2:37:13	8:26	27:32	8:52	#16378
20M	20.00 mi	13:39:37	2:49:08	8:27	11:55	8:46	#16263
21M	21.00 mi	13:49:24	2:58:55	8:31	9:47	9:47	#16315
35K	21.75 mi	13:56:19	3:05:50	8:33	6:55	9:15	#16419
23M	23.00 mi	14:07:17	3:16:48	8:33	10:58	8:46	#16320
24M	24.00 mi	14:15:46	3:25:17	8:33	8:29	8:29	#16196
40K	24.85 mi	14:22:56	3:32:27	8:33	7:10	8:23	#16068
25.2M	25.20 mi	14:26:11	3:35:42	8:34	3:15	9:25	#16041
Finish	26.22 mi	14:34:26	3:43:57	8:33	8:15	8:06	#15920

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Females	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	3.11 mi	16527	5620	5620	16439(Top 62%)	5558(Top 49%)	5558(Top 460%)
10K	6.21 mi	3.10 mi	16881-354	5832-212	5832-212	17261(Top 65%)	6036(Top 53%)	6036(Top 500%)
15K	9.32 mi	3.11 mi	16721+160	5745+87	5745+87	16439(Top 62%)	5558(Top 49%)	5558(Top 460%)
20K	12.43 mi	3.11 mi	16621+100	5688+57	5688+57	16290(Top 61%)	5526(Top 48%)	5526(Top 458%)
Half	13.11 mi	0.68 mi	16582+39	5669+19	5669+19	15915(Top 60%)	5247(Top 46%)	5247(Top 435%)
25K	15.53 mi	2.42 mi	16399+183	5575+94	5575+94	15511(Top 58%)	5149(Top 45%)	5149(Top 427%)
30K	18.64 mi	3.11 mi	16378+21	5610-35	5610-35	16444(Top 62%)	5750(Top 50%)	5750(Top 476%)
20M	20.00 mi	1.36 mi	16263+115	5558+52	5558+52	15269(Top 57%)	5149(Top 45%)	5149(Top 427%)
21M	21.00 mi	1.00 mi	16315-52	5604-46	5604-46	17206(Top 65%)	6306(Top 55%)	6306(Top 522%)
35K	21.75 mi	0.75 mi	16419-104	5668-64	5668-64	18932(Top 71%)	7345(Top 64%)	7345(Top 609%)
23M	23.00 mi	1.25 mi	16320+99	5625+43	5625+43	14784(Top 56%)	5060(Top 44%)	5060(Top 419%)
24M	24.00 mi	1.00 mi	16196+124	5574+51	5574+51	14415(Top 54%)	4909(Top 43%)	4909(Top 407%)
40K	24.85 mi	0.85 mi	16068+128	5514+60	5514+60	12647(Top 48%)	4039(Top 35%)	4039(Top 335%)
25.2M	25.20 mi	0.35 mi	16041+27	5501+13	5501+13	14884(Top 56%)	5242(Top 46%)	5242(Top 434%)
Finish	26.22 mi	1.02 mi	15920+121	5442+59	5442+59	12794(Top 48%)	4118(Top 36%)	4118(Top 341%)

4118

Passing Analysis

Category:

Athletes Passed

1962

Passed By

1355

Net Change

+607

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#16527
5K → 10K	170	524	-354	#16527	#16881
10K → 15K	284	124	+160	#16881	#16721
15K → 20K	223	123	+100	#16721	#16621
20K → Half	53	14	+39	#16621	#16582
Half → 25K	236	53	+183	#16582	#16399
25K → 30K	192	171	+21	#16399	#16378
30K → 20M	141	26	+115	#16378	#16263
20M → 21M	61	113	-52	#16263	#16315
21M → 35K	24	128	-104	#16315	#16419
35K → 23M	129	30	+99	#16419	#16320
23M → 24M	141	17	+124	#16320	#16196
24M → 40K	139	11	+128	#16196	#16068
40K → 25.2M	37	10	+27	#16068	#16041
25.2M → Finish	132	11	+121	#16041	#15920
TOTALS	1962	1355	+607