Jeff Chung

Fair Lawn, NJ

Bib: 33347 M 53

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 61036

Gender (Male)

#0 / 31978

Masters (Masters Men)

#0 / 14572

Division (M50-54)

#0 / 2905

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

13:08/mi

39:24

↑ 182 ft↓ 221 ft0.2% grade

79 ft elev

5K· 3.11 mi

9:40/mi

40:26

→ flat

76 ft elev

9:37/mi

49:01

↑ 23 ft↓ 16 ft0.1% grade

84 ft elev

9:40/mi

58:41

↑ 13 ft↓ 30 ft0.3% grade

70 ft elev

9:55/mi

1:08:36

↑ 16 ft↓ 36 ft0.4% grade

47 ft elev

10K· 6.21 mi

9:35/mi

1:10:39

→ flat0.6% grade

58 ft elev

9:44/mi

1:18:18

↓ 30 ft0.6% grade

33 ft elev

10:02/mi

1:28:20

↑ 30 ft0.4% grade

54 ft elev

9:52/mi

1:38:12

↑ 61 ft↓ 33 ft0.5% grade

81 ft elev

15K· 9.32 mi

9:40/mi

1:41:18

↓ 13 ft0.8% grade

66 ft elev

10M

9:46/mi

1:47:56

↓ 36 ft0.9% grade

33 ft elev

11M

9:44/mi

1:57:40

↑ 43 ft0.7% grade

72 ft elev

12M

10:21/mi

2:08:01

↓ 46 ft0.8% grade

33 ft elev

20K· 12.43 mi

9:54/mi

2:12:15

↑ 16 ft0.7% grade

54 ft elev

13M

14:06/mi

2:20:19

↓ 26 ft0.8% grade

36 ft elev

Half· 13.11 mi

14:06/mi

2:21:52

→ flat0.5% grade

49 ft elev

14M

10:09/mi

2:30:54

↑ 23 ft↓ 39 ft0.3% grade

36 ft elev

15M

11:11/mi

2:42:05

↑ 62 ft1.1% grade

93 ft elev

25K· 15.53 mi

10:57/mi

2:47:56

↑ 68 ft2.4% grade

169 ft elev

16M

10:03/mi

2:52:37

↓ 45 ft1.7% grade

125 ft elev

17M

10:32/mi

3:03:09

↑ 10 ft↓ 59 ft0.9% grade

59 ft elev

18M

10:30/mi

3:13:39

↑ 30 ft↓ 49 ft0.4% grade

39 ft elev

30K· 18.64 mi

10:50/mi

3:20:36

→ flat

41 ft elev

19M

9:50/mi

3:24:08

→ flat0.2% grade

39 ft elev

20M

12:52/mi

3:37:00

↑ 43 ft0.7% grade

72 ft elev

21M

15:25/mi

3:52:25

↑ 20 ft↓ 39 ft0.4% grade

53 ft elev

35K· 21.75 mi

12:11/mi

4:01:32

↑ 20 ft↓ 23 ft

52 ft elev

22M

11:14/mi

4:04:22

→ flat0.2% grade

51 ft elev

23M

23:07/mi

4:27:29

↓ 10 ft0.1% grade

46 ft elev

24M

13:05/mi

4:40:34

↑ 92 ft1.7% grade

138 ft elev

40K· 24.85 mi

10:35/mi

4:49:37

↑ 13 ft↓ 62 ft1.1% grade

93 ft elev

25M

10:33/mi

4:51:09

↑ 10 ft1.3% grade

111 ft elev

26M

10:08/mi

5:01:17

↑ 39 ft↓ 39 ft

112 ft elev

Finish· 26.22 mi

9:13/mi

5:03:18

↓ 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

2:21:5210:49 /mi⚡ faster

2nd Half

2:41:2612:19 /mi+13.8%

Positive split — 13.8% slower in the second half

AI Race Performance Report

Jeff'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	39:24	13:08	3.00 mi	39:24	13:08	-
5K	40:26	13:01	0.11 mi	1:02	9:40	-3:28
4M	49:01	12:15	0.89 mi	8:35	9:37	-0:03
5M	58:41	11:44	1.00 mi	9:40	9:40	+0:03
6M	1:08:36	11:26	1.00 mi	9:55	9:55	+0:15
10K	1:10:39	11:22	0.21 mi	2:03	9:35	-0:20
7M	1:18:18	11:11	0.79 mi	7:39	9:44	+0:09
8M	1:28:20	11:02	1.00 mi	10:02	10:02	+0:18
9M	1:38:12	10:55	1.00 mi	9:52	9:52	-0:10
15K	1:41:18	10:52	0.32 mi	3:06	9:40	-0:12
10M	1:47:56	10:48	0.68 mi	6:38	9:46	+0:06
11M	1:57:40	10:42	1.00 mi	9:44	9:44	-0:02
12M	2:08:01	10:40	1.00 mi	10:21	10:21	+0:37
20K	2:12:15	10:39	0.43 mi	4:14	9:54	-0:27
13M	2:20:19	10:48	0.57 mi	8:04	14:06	+4:12
Half(13.11 mi)	2:21:52	10:49	0.11 mi	1:33	14:06	0:00
14M	2:30:54	10:47	0.89 mi	9:02	10:09	-3:57
15M	2:42:05	10:48	1.00 mi	11:11	11:11	+1:02
25K	2:47:56	10:49	0.53 mi	5:51	10:57	-0:14
16M	2:52:37	10:47	0.47 mi	4:41	10:03	-0:54
17M	3:03:09	10:46	1.00 mi	10:32	10:32	+0:29
18M	3:13:39	10:46	1.00 mi	10:30	10:30	-0:02
30K	3:20:36	10:46	0.64 mi	6:57	10:50	+0:20
19M	3:24:08	10:45	0.36 mi	3:32	9:50	-1:00
20M	3:37:00	10:51	1.00 mi	12:52	12:52	+3:02
21M	3:52:25	11:04	1.00 mi	15:25	15:25	+2:33
35K	4:01:32	11:06	0.75 mi	9:07	12:11	-3:14
22M	4:04:22	11:06	0.25 mi	2:50	11:14	-0:57
23M	4:27:29	11:38	1.00 mi	23:07	23:07	+11:53
24M	4:40:34	11:41	1.00 mi	13:05	13:05	-10:02
40K	4:49:37	11:39	0.85 mi	9:03	10:35	-2:30
25M	4:51:09	11:39	0.15 mi	1:32	10:33	-0:02
26M	5:01:17	11:35	1.00 mi	10:08	10:08	-0:25
Finish(26.22 mi)	5:03:18	11:35	0.22 mi	2:01	9:13	-0:55

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

9:13 /mi

Average Pace

11:35 /mi

Slowest Pace

23:07 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:00:41

60% of race

Time at Slower Pace

2:02:37

40% of race

Average Pace: 11:34 /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	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
3M	3.00 mi	57588	30890	2807	53760	29360	2647
5K	0.11 mi	57099+489	30728+162	2787+20	33642	21207	1807
4M	0.89 mi	54544+2555	29923+805	2707+80	33018	21252	1823
5M	1.00 mi	52087+2457	29094+829	2634+73	34541	21937	1882
6M	1.00 mi	50017+2070	28336+758	2555+79	36149	22637	1918
10K	0.21 mi	49530+487	28152+184	2531+24	31676	20615	1747
7M	0.79 mi	48441+1089	27724+428	2489+42	36626	22982	1969
8M	1.00 mi	46859+1582	27150+574	2428+61	35218	22327	1888
9M	1.00 mi	45565+1294	26641+509	2362+66	32960	21292	1816
15K	0.32 mi	45163+402	26484+157	2337+25	32880	21066	1808
10M	0.68 mi	44223+940	26104+380	2292+45	32029	20577	1712
11M	1.00 mi	42980+1243	25649+455	2244+48	30036	19686	1655
12M	1.00 mi	42363+617	25387+262	2215+29	36620	22746	1938
20K	0.43 mi	42026+337	25241+146	2195+20	32010	20564	1740
13M	0.57 mi	42985-959	25615-374	2242-47	53760	29360	2647
Half(13.11 mi)	0.11 mi	43199-214	25680-65	2248-6	53877	29414	2650
14M	0.89 mi	42487+712	25373+307	2221+27	32547	20479	1722
15M	1.00 mi	41969+518	25126+247	2188+33	36665	22143	1890
25K	0.53 mi	41488+481	24870+256	2159+29	32425	20061	1683
16M	0.47 mi	41227+261	24738+132	2147+12	32841	20423	1755
17M	1.00 mi	40695+532	24475+263	2122+25	33556	20603	1754
18M	1.00 mi	40089+606	24108+367	2089+33	32192	19698	1682
30K	0.64 mi	39652+437	23855+253	2066+23	32128	19254	1650
19M	0.36 mi	39314+338	23680+175	2047+19	26065	16472	1373
20M	1.00 mi	39530-216	23694-14	2049-2	42167	23590	2049
21M	1.00 mi	40860-1330	24208-514	2099-50	54047	28836	2625
35K	0.75 mi	40800+60	24138+70	2098+1	39724	22180	1945
22M	0.25 mi	40680+120	24057+81	2091+7	32493	18844	1623
23M	1.00 mi	44508-3828	25653-1596	2260-169	60826	31891	2902
24M	1.00 mi	44475+33	25576+77	2246+14	43182	23656	2045
40K	0.85 mi	44044+431	25353+223	2229+17	27029	15756	1314
25M	0.15 mi	43974+70	25320+33	2223+6	30124	17575	1462
26M	1.00 mi	43479+495	25053+267	2192+31	25677	15121	1219
Finish(26.22 mi)	0.22 mi	43376+103	25000+53	2190+2	23531	14082	1069

Segment Performance Analysis

20K→13M

0.0 - 3.0 mi

Top 88%

118 ft79 ft

↑ 182ft↓ 221ft

194 ft

Overall

53760

Males

29360

No position changes recorded for this athlete.

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