Masaki Kobayashi

Yokohama-City, Kanagawa

Bib: 48224 M 61

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 61036

Gender (Male)

#0 / 31978

Masters (Masters Men)

#0 / 14572

Division (M60-64)

#0 / 1364

Top 39%

Race Day Weather

50°/40°F

clear sky

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Mile 1 · 259 ft

Mile 2 · 64 ft

Start

0:00

Race begins

118 ft elev

8:38/mi

25:53

↑ 182 ft↓ 221 ft0.2% grade

79 ft elev

5K· 3.11 mi

7:48/mi

26:43

→ flat

76 ft elev

8:03/mi

33:54

↑ 23 ft↓ 16 ft0.1% grade

84 ft elev

7:59/mi

41:53

↑ 13 ft↓ 30 ft0.3% grade

70 ft elev

8:16/mi

50:09

↑ 16 ft↓ 36 ft0.4% grade

47 ft elev

10K· 6.21 mi

8:16/mi

51:55

→ flat0.6% grade

58 ft elev

8:09/mi

58:19

↓ 30 ft0.6% grade

33 ft elev

8:27/mi

1:06:46

↑ 30 ft0.4% grade

54 ft elev

8:26/mi

1:15:12

↑ 61 ft↓ 33 ft0.5% grade

81 ft elev

15K· 9.32 mi

8:22/mi

1:17:53

↓ 13 ft0.8% grade

66 ft elev

10M

8:34/mi

1:23:42

↓ 36 ft0.9% grade

33 ft elev

11M

8:55/mi

1:32:37

↑ 43 ft0.7% grade

72 ft elev

12M

8:53/mi

1:41:30

↓ 46 ft0.8% grade

33 ft elev

20K· 12.43 mi

9:26/mi

1:45:32

↑ 16 ft0.7% grade

54 ft elev

13M

9:45/mi

1:51:07

↓ 26 ft0.8% grade

36 ft elev

Half· 13.11 mi

9:45/mi

1:52:11

→ flat0.5% grade

49 ft elev

14M

10:01/mi

2:01:06

↑ 23 ft↓ 39 ft0.3% grade

36 ft elev

15M

11:18/mi

2:12:24

↑ 62 ft1.1% grade

93 ft elev

25K· 15.53 mi

11:31/mi

2:18:33

↑ 68 ft2.4% grade

169 ft elev

16M

10:22/mi

2:23:23

↓ 45 ft1.7% grade

125 ft elev

17M

10:40/mi

2:34:03

↑ 10 ft↓ 59 ft0.9% grade

59 ft elev

18M

10:57/mi

2:45:00

↑ 30 ft↓ 49 ft0.4% grade

39 ft elev

30K· 18.64 mi

11:23/mi

2:52:18

→ flat

41 ft elev

19M

18:00/mi

2:58:46

→ flat0.2% grade

39 ft elev

20M

15:27/mi

3:14:13

↑ 43 ft0.7% grade

72 ft elev

21M

14:00/mi

3:28:13

↑ 20 ft↓ 39 ft0.4% grade

53 ft elev

35K· 21.75 mi

13:11/mi

3:38:05

↑ 20 ft↓ 23 ft

52 ft elev

22M

12:41/mi

3:41:17

→ flat0.2% grade

51 ft elev

23M

16:50/mi

3:58:07

↓ 10 ft0.1% grade

46 ft elev

24M

13:36/mi

4:11:43

↑ 92 ft1.7% grade

138 ft elev

40K· 24.85 mi

11:20/mi

4:21:24

↑ 13 ft↓ 62 ft1.1% grade

93 ft elev

25M

11:00/mi

4:23:00

↑ 10 ft1.3% grade

111 ft elev

26M

11:06/mi

4:34:06

↑ 39 ft↓ 39 ft

112 ft elev

Finish· 26.22 mi

10:13/mi

4:36:20

↓ 10 ft0.9% grade

102 ft elev

Course Elevation

926ft

Total climb

232ft

Range

30 to 262 ft

943ft

Total descent

About the height of two Statues of Liberty

The Course

Half Splits

1st Half· via Half

1:52:118:33 /mi⚡ faster

2nd Half

2:44:0912:31 /mi+46.3%

Positive split — 46.3% slower in the second half

AI Race Performance Report

Masaki's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
3M	25:53	8:38	3.00 mi	25:53	8:38	-
5K	26:43	8:36	0.11 mi	0:50	7:48	-0:50
4M	33:54	8:29	0.89 mi	7:11	8:03	+0:15
5M	41:53	8:23	1.00 mi	7:59	7:59	-0:04
6M	50:09	8:22	1.00 mi	8:16	8:16	+0:17
10K	51:55	8:21	0.21 mi	1:46	8:16	0:00
7M	58:19	8:20	0.79 mi	6:24	8:09	-0:07
8M	1:06:46	8:21	1.00 mi	8:27	8:27	+0:18
9M	1:15:12	8:21	1.00 mi	8:26	8:26	-0:01
15K	1:17:53	8:21	0.32 mi	2:41	8:22	-0:04
10M	1:23:42	8:22	0.68 mi	5:49	8:34	+0:12
11M	1:32:37	8:25	1.00 mi	8:55	8:55	+0:21
12M	1:41:30	8:28	1.00 mi	8:53	8:53	-0:02
20K	1:45:32	8:30	0.43 mi	4:02	9:26	+0:33
13M	1:51:07	8:33	0.57 mi	5:35	9:45	+0:19
Half(13.11 mi)	1:52:11	8:33	0.11 mi	1:04	9:45	0:00
14M	2:01:06	8:39	0.89 mi	8:55	10:01	+0:16
15M	2:12:24	8:50	1.00 mi	11:18	11:18	+1:17
25K	2:18:33	8:55	0.53 mi	6:09	11:31	+0:13
16M	2:23:23	8:58	0.47 mi	4:50	10:22	-1:09
17M	2:34:03	9:04	1.00 mi	10:40	10:40	+0:18
18M	2:45:00	9:10	1.00 mi	10:57	10:57	+0:17
30K	2:52:18	9:15	0.64 mi	7:18	11:23	+0:26
19M	2:58:46	9:25	0.36 mi	6:28	18:00	+6:37
20M	3:14:13	9:43	1.00 mi	15:27	15:27	-2:33
21M	3:28:13	9:55	1.00 mi	14:00	14:00	-1:27
35K	3:38:05	10:02	0.75 mi	9:52	13:11	-0:49
22M	3:41:17	10:03	0.25 mi	3:12	12:41	-0:30
23M	3:58:07	10:21	1.00 mi	16:50	16:50	+4:09
24M	4:11:43	10:29	1.00 mi	13:36	13:36	-3:14
40K	4:21:24	10:31	0.85 mi	9:41	11:20	-2:16
25M	4:23:00	10:31	0.15 mi	1:36	11:00	-0:20
26M	4:34:06	10:33	1.00 mi	11:06	11:06	+0:06
Finish(26.22 mi)	4:36:20	10:33	0.22 mi	2:14	10:13	-0:53

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

7:48 /mi

Average Pace

10:33 /mi

Slowest Pace

18:00 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:41:30

37% of race

Time at Steady Pace

1:29:16

32% of race

Time at Slower Pace

1:25:34

31% of race

Average Pace: 10:32 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Males	M60-64	Seg. Overall	Seg. Males	Seg. M60-64
3M	3.00 mi	17053	12458	272	26009	17379	411
5K	0.11 mi	16640+413	12189+269	264+8	9948	7761	127
4M	0.89 mi	15390+1250	11412+777	246+18	11728	9090	165
5M	1.00 mi	14594+796	10932+480	225+21	11915	9188	171
6M	1.00 mi	14473+121	10854+78	220+5	14256	10754	212
10K	0.21 mi	14394+79	10811+43	218+2	13431	10239	194
7M	0.79 mi	14322+72	10770+41	214+4	14340	10870	211
8M	1.00 mi	14373-51	10810-40	217-3	15043	11294	225
9M	1.00 mi	14305+68	10771+39	213+4	14161	10767	210
15K	0.32 mi	14323-18	10783-12	215-2	15901	11774	255
10M	0.68 mi	14467-144	10873-90	218-3	17173	12517	270
11M	1.00 mi	14781-314	11071-198	227-9	19259	13805	299
12M	1.00 mi	15089-308	11270-199	234-7	19604	14011	300
20K	0.43 mi	15418-329	11469-199	241-7	26779	17963	429
13M	0.57 mi	15910-492	11781-312	248-7	26009	17379	411
Half(13.11 mi)	0.11 mi	15999-89	11832-51	249-1	27380	18063	452
14M	0.89 mi	16997-998	12443-611	269-20	31226	19886	524
15M	1.00 mi	18745-1748	13460-1017	296-27	37502	22511	654
25K	0.53 mi	19562-817	13942-482	309-13	36935	22064	630
16M	0.47 mi	20128-566	14251-309	321-12	35947	21819	633
17M	1.00 mi	21332-1204	14923-672	336-15	34685	21115	577
18M	1.00 mi	22773-1441	15705-782	360-24	36041	21430	612
30K	0.64 mi	23422-649	16017-312	364-4	36185	21065	592
19M	0.36 mi	25263-1841	17000-983	393-29	59132	31147	1292
20M	1.00 mi	27819-2556	18237-1237	446-53	53382	28635	1081
21M	1.00 mi	29230-1411	18890-653	471-25	48947	26500	939
35K	0.75 mi	29951-721	19179-289	481-10	46165	25157	851
22M	0.25 mi	30120-169	19232-53	481	43114	23669	759
23M	1.00 mi	32665-2545	20334-1102	530-49	57881	30589	1247
24M	1.00 mi	33455-790	20615-281	539-9	46226	25112	828
40K	0.85 mi	33433+22	20543+72	538+1	33862	19001	519
25M	0.15 mi	33416+17	20528+15	538	34293	19593	525
26M	1.00 mi	33437-21	20495+33	539-1	35388	19732	531
Finish(26.22 mi)	0.22 mi	33441-4	20490+5	538+1	34938	19678	489

Segment Performance Analysis

20K→13M

0.0 - 3.0 mi

Top 43%

118 ft79 ft

↑ 182ft↓ 221ft

194 ft

Overall

26009

Males

17379

No position changes recorded for this athlete.

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