Xiaotong Zhou

Andover, MA

Bib: 1151 F 56

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 61036

Top 26%

Gender (Female)

#0 / 28901

Top 16%

Masters (Masters Women)

#0 / 10324

Top 14%

Division (W55-59)

#0 / 1438

Top 13%

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

8:29/mi

25:26

↑ 182 ft↓ 221 ft0.2% grade

79 ft elev

5K· 3.11 mi

8:53/mi

26:23

→ flat

76 ft elev

8:39/mi

34:06

↑ 23 ft↓ 16 ft0.1% grade

84 ft elev

8:37/mi

42:43

↑ 13 ft↓ 30 ft0.3% grade

70 ft elev

8:40/mi

51:23

↑ 16 ft↓ 36 ft0.4% grade

47 ft elev

10K· 6.21 mi

8:49/mi

53:16

→ flat0.6% grade

58 ft elev

8:33/mi

59:59

↓ 30 ft0.6% grade

33 ft elev

8:51/mi

1:08:50

↑ 30 ft0.4% grade

54 ft elev

8:55/mi

1:17:45

↑ 61 ft↓ 33 ft0.5% grade

81 ft elev

15K· 9.32 mi

8:41/mi

1:20:32

↓ 13 ft0.8% grade

66 ft elev

10M

8:53/mi

1:26:34

↓ 36 ft0.9% grade

33 ft elev

11M

9:01/mi

1:35:35

↑ 43 ft0.7% grade

72 ft elev

12M

8:49/mi

1:44:24

↓ 46 ft0.8% grade

33 ft elev

20K· 12.43 mi

9:07/mi

1:48:18

↑ 16 ft0.7% grade

54 ft elev

13M

9:07/mi

1:53:31

↓ 26 ft0.8% grade

36 ft elev

Half· 13.11 mi

9:07/mi

1:54:31

→ flat0.5% grade

49 ft elev

14M

8:55/mi

2:02:27

↑ 23 ft↓ 39 ft0.3% grade

36 ft elev

15M

9:28/mi

2:11:55

↑ 62 ft1.1% grade

93 ft elev

25K· 15.53 mi

9:44/mi

2:17:07

↑ 68 ft2.4% grade

169 ft elev

16M

8:41/mi

2:21:10

↓ 45 ft1.7% grade

125 ft elev

17M

9:03/mi

2:30:13

↑ 10 ft↓ 59 ft0.9% grade

59 ft elev

18M

8:58/mi

2:39:11

↑ 30 ft↓ 49 ft0.4% grade

39 ft elev

30K· 18.64 mi

9:12/mi

2:45:05

→ flat

41 ft elev

19M

8:55/mi

2:48:17

→ flat0.2% grade

39 ft elev

20M

9:14/mi

2:57:31

↑ 43 ft0.7% grade

72 ft elev

21M

9:14/mi

3:06:45

↑ 20 ft↓ 39 ft0.4% grade

53 ft elev

35K· 21.75 mi

8:53/mi

3:13:24

↑ 20 ft↓ 23 ft

52 ft elev

22M

9:11/mi

3:15:43

→ flat0.2% grade

51 ft elev

23M

9:04/mi

3:24:47

↓ 10 ft0.1% grade

46 ft elev

24M

9:26/mi

3:34:13

↑ 92 ft1.7% grade

138 ft elev

40K· 24.85 mi

9:04/mi

3:41:58

↑ 13 ft↓ 62 ft1.1% grade

93 ft elev

25M

8:56/mi

3:43:16

↑ 10 ft1.3% grade

111 ft elev

26M

9:03/mi

3:52:19

↑ 39 ft↓ 39 ft

112 ft elev

Finish· 26.22 mi

9:22/mi

3:54:22

↓ 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

1:54:318:44 /mi⚡ faster

2nd Half

1:59:519:09 /mi+4.7%

Positive split — 4.7% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
3M	25:26	8:29	3.00 mi	25:26	8:29	-
5K	26:23	8:30	0.11 mi	0:57	8:53	+0:24
4M	34:06	8:32	0.89 mi	7:43	8:39	-0:14
5M	42:43	8:33	1.00 mi	8:37	8:37	-0:02
6M	51:23	8:34	1.00 mi	8:40	8:40	+0:03
10K	53:16	8:34	0.21 mi	1:53	8:49	+0:09
7M	59:59	8:34	0.79 mi	6:43	8:33	-0:16
8M	1:08:50	8:36	1.00 mi	8:51	8:51	+0:18
9M	1:17:45	8:38	1.00 mi	8:55	8:55	+0:04
15K	1:20:32	8:38	0.32 mi	2:47	8:41	-0:14
10M	1:26:34	8:39	0.68 mi	6:02	8:53	+0:12
11M	1:35:35	8:41	1.00 mi	9:01	9:01	+0:08
12M	1:44:24	8:42	1.00 mi	8:49	8:49	-0:12
20K	1:48:18	8:43	0.43 mi	3:54	9:07	+0:18
13M	1:53:31	8:44	0.57 mi	5:13	9:07	0:00
Half(13.11 mi)	1:54:31	8:44	0.11 mi	1:00	9:07	0:00
14M	2:02:27	8:45	0.89 mi	7:56	8:55	-0:12
15M	2:11:55	8:48	1.00 mi	9:28	9:28	+0:33
25K	2:17:07	8:50	0.53 mi	5:12	9:44	+0:16
16M	2:21:10	8:49	0.47 mi	4:03	8:41	-1:03
17M	2:30:13	8:50	1.00 mi	9:03	9:03	+0:22
18M	2:39:11	8:51	1.00 mi	8:58	8:58	-0:05
30K	2:45:05	8:51	0.64 mi	5:54	9:12	+0:14
19M	2:48:17	8:51	0.36 mi	3:12	8:55	-0:17
20M	2:57:31	8:53	1.00 mi	9:14	9:14	+0:19
21M	3:06:45	8:54	1.00 mi	9:14	9:14	0:00
35K	3:13:24	8:54	0.75 mi	6:39	8:53	-0:21
22M	3:15:43	8:54	0.25 mi	2:19	9:11	+0:18
23M	3:24:47	8:54	1.00 mi	9:04	9:04	-0:07
24M	3:34:13	8:56	1.00 mi	9:26	9:26	+0:22
40K	3:41:58	8:56	0.85 mi	7:45	9:04	-0:22
25M	3:43:16	8:56	0.15 mi	1:18	8:56	-0:08
26M	3:52:19	8:56	1.00 mi	9:03	9:03	+0:07
Finish(26.22 mi)	3:54:22	8:57	0.22 mi	2:03	9:22	+0:19

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

8:29 /mi

Average Pace

8:57 /mi

Slowest Pace

9:44 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:28:13

89% of race

Time at Steady Pace

26:09

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:56 /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	Females	W55-59	Seg. Overall	Seg. Females	Seg. W55-59
3M	3.00 mi	15118	3837	165	17773	5011	210
5K	0.11 mi	15287-169	3903-66	169-4	21895	6690	314
4M	0.89 mi	15980-693	4152-249	186-17	18828	5221	247
5M	1.00 mi	16585-605	4367-215	200-14	19746	5586	268
6M	1.00 mi	16942-357	4491-124	203-3	19307	5419	248
10K	0.21 mi	17024-82	4516-25	206-3	19757	5579	244
7M	0.79 mi	17294-270	4609-93	208-2	19679	5471	263
8M	1.00 mi	17571-277	4707-98	214-6	19933	5586	254
9M	1.00 mi	17809-238	4784-77	217-3	20165	5668	260
15K	0.32 mi	17860-51	4795-11	220-3	19411	5439	265
10M	0.68 mi	18033-173	4875-80	226-6	21226	6252	287
11M	1.00 mi	18196-163	4945-70	225+1	20558	5950	261
12M	1.00 mi	18184+12	4944+1	226-1	18504	5070	221
20K	0.43 mi	18318-134	4995-51	228-2	22300	6754	284
13M	0.57 mi	18280+38	4983+12	225+3	17773	5011	210
Half(13.11 mi)	0.11 mi	18290-10	4989-6	225	19600	5812	241
14M	0.89 mi	18264+26	4999-10	227-2	18716	5372	235
15M	1.00 mi	18320-56	5050-51	230-3	20536	6240	253
25K	0.53 mi	18350-30	5089-39	232-2	20837	6472	266
16M	0.47 mi	18292+58	5083+6	231+1	17094	4863	235
17M	1.00 mi	18258+34	5098-15	229+2	18684	5612	253
18M	1.00 mi	18117+141	5081+17	230-1	17575	5223	230
30K	0.64 mi	18004+113	5057+24	230	18183	5695	241
19M	0.36 mi	17920+84	5041+16	229+1	16571	5017	207
20M	1.00 mi	17570+350	4951+90	215+14	15386	4671	174
21M	1.00 mi	17245+325	4880+71	213+2	14452	4373	171
35K	0.75 mi	16926+319	4778+102	208+5	11988	3461	117
22M	0.25 mi	16844+82	4750+28	206+2	13020	3870	145
23M	1.00 mi	16530+314	4663+87	200+6	12920	3968	150
24M	1.00 mi	16245+285	4607+56	199+1	12980	4149	144
40K	0.85 mi	16013+232	4566+41	196+3	12615	4134	142
25M	0.15 mi	15982+31	4560+6	195+1	12755	4088	130
26M	1.00 mi	15822+160	4556+4	192+3	14464	5034	159
Finish(26.22 mi)	0.22 mi	15878-56	4584-28	192	24645	9920	315

Segment Performance Analysis

20K→13M

0.0 - 3.0 mi

Top 29%

118 ft79 ft

↑ 182ft↓ 221ft

194 ft

Overall

17773

Females

5011

No position changes recorded for this athlete.

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