Justin Devlin

Boston, MA

Bib: 18064 M 35

0:00

0:00

/ mi

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Overall

#0 / 61036

Top 20%

Gender (Male)

#0 / 31978

Top 28%

Division (M35-39)

#0 / 4669

Top 31%

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

8:00/mi

24:00

↑ 182 ft↓ 221 ft0.2% grade

79 ft elev

5K· 3.11 mi

7:29/mi

24:48

→ flat

76 ft elev

8:00/mi

31:57

↑ 23 ft↓ 16 ft0.1% grade

84 ft elev

7:59/mi

39:56

↑ 13 ft↓ 30 ft0.3% grade

70 ft elev

7:53/mi

47:49

↑ 16 ft↓ 36 ft0.4% grade

47 ft elev

10K· 6.21 mi

8:16/mi

49:35

→ flat0.6% grade

58 ft elev

7:39/mi

55:36

↓ 30 ft0.6% grade

33 ft elev

7:52/mi

1:03:28

↑ 30 ft0.4% grade

54 ft elev

8:06/mi

1:11:34

↑ 61 ft↓ 33 ft0.5% grade

81 ft elev

15K· 9.32 mi

7:57/mi

1:14:07

↓ 13 ft0.8% grade

66 ft elev

10M

7:50/mi

1:19:26

↓ 36 ft0.9% grade

33 ft elev

11M

8:01/mi

1:27:27

↑ 43 ft0.7% grade

72 ft elev

12M

7:57/mi

1:35:24

↓ 46 ft0.8% grade

33 ft elev

20K· 12.43 mi

7:57/mi

1:38:48

↑ 16 ft0.7% grade

54 ft elev

13M

8:12/mi

1:43:30

↓ 26 ft0.8% grade

36 ft elev

Half· 13.11 mi

8:12/mi

1:44:24

→ flat0.5% grade

49 ft elev

14M

7:55/mi

1:51:27

↑ 23 ft↓ 39 ft0.3% grade

36 ft elev

15M

8:16/mi

1:59:43

↑ 62 ft1.1% grade

93 ft elev

25K· 15.53 mi

8:25/mi

2:04:13

↑ 68 ft2.4% grade

169 ft elev

16M

7:35/mi

2:07:45

↓ 45 ft1.7% grade

125 ft elev

17M

7:53/mi

2:15:38

↑ 10 ft↓ 59 ft0.9% grade

59 ft elev

18M

7:55/mi

2:23:33

↑ 30 ft↓ 49 ft0.4% grade

39 ft elev

30K· 18.64 mi

8:25/mi

2:28:57

→ flat

41 ft elev

19M

7:56/mi

2:31:48

→ flat0.2% grade

39 ft elev

20M

8:23/mi

2:40:11

↑ 43 ft0.7% grade

72 ft elev

21M

8:39/mi

2:48:50

↑ 20 ft↓ 39 ft0.4% grade

53 ft elev

35K· 21.75 mi

8:44/mi

2:55:22

↑ 20 ft↓ 23 ft

52 ft elev

22M

10:50/mi

2:58:06

→ flat0.2% grade

51 ft elev

23M

10:54/mi

3:09:00

↓ 10 ft0.1% grade

46 ft elev

24M

11:03/mi

3:20:03

↑ 92 ft1.7% grade

138 ft elev

40K· 24.85 mi

11:59/mi

3:30:18

↑ 13 ft↓ 62 ft1.1% grade

93 ft elev

25M

10:19/mi

3:31:48

↑ 10 ft1.3% grade

111 ft elev

26M

10:55/mi

3:42:43

↑ 39 ft↓ 39 ft

112 ft elev

Finish· 26.22 mi

9:36/mi

3:44:49

↓ 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

1:44:247:58 /mi⚡ faster

2nd Half

2:00:259:11 /mi+15.3%

Positive split — 15.3% slower in the second half

AI Race Performance Report

Justin'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	24:00	8:00	3.00 mi	24:00	8:00	-
5K	24:48	7:59	0.11 mi	0:48	7:29	-0:31
4M	31:57	7:59	0.89 mi	7:09	8:00	+0:31
5M	39:56	7:59	1.00 mi	7:59	7:59	-0:01
6M	47:49	7:58	1.00 mi	7:53	7:53	-0:06
10K	49:35	7:59	0.21 mi	1:46	8:16	+0:23
7M	55:36	7:57	0.79 mi	6:01	7:39	-0:37
8M	1:03:28	7:56	1.00 mi	7:52	7:52	+0:13
9M	1:11:34	7:57	1.00 mi	8:06	8:06	+0:14
15K	1:14:07	7:57	0.32 mi	2:33	7:57	-0:09
10M	1:19:26	7:57	0.68 mi	5:19	7:50	-0:07
11M	1:27:27	7:57	1.00 mi	8:01	8:01	+0:11
12M	1:35:24	7:57	1.00 mi	7:57	7:57	-0:04
20K	1:38:48	7:57	0.43 mi	3:24	7:57	0:00
13M	1:43:30	7:58	0.57 mi	4:42	8:12	+0:15
Half(13.11 mi)	1:44:24	7:58	0.11 mi	0:54	8:12	0:00
14M	1:51:27	7:58	0.89 mi	7:03	7:55	-0:17
15M	1:59:43	7:59	1.00 mi	8:16	8:16	+0:21
25K	2:04:13	8:00	0.53 mi	4:30	8:25	+0:09
16M	2:07:45	7:59	0.47 mi	3:32	7:35	-0:50
17M	2:15:38	7:59	1.00 mi	7:53	7:53	+0:18
18M	2:23:33	7:59	1.00 mi	7:55	7:55	+0:02
30K	2:28:57	7:59	0.64 mi	5:24	8:25	+0:30
19M	2:31:48	7:59	0.36 mi	2:51	7:56	-0:29
20M	2:40:11	8:01	1.00 mi	8:23	8:23	+0:27
21M	2:48:50	8:02	1.00 mi	8:39	8:39	+0:16
35K	2:55:22	8:04	0.75 mi	6:32	8:44	+0:05
22M	2:58:06	8:06	0.25 mi	2:44	10:50	+2:06
23M	3:09:00	8:13	1.00 mi	10:54	10:54	+0:04
24M	3:20:03	8:20	1.00 mi	11:03	11:03	+0:09
40K	3:30:18	8:28	0.85 mi	10:15	11:59	+0:56
25M	3:31:48	8:28	0.15 mi	1:30	10:19	-1:40
26M	3:42:43	8:34	1.00 mi	10:55	10:55	+0:36
Finish(26.22 mi)	3:44:49	8:35	0.22 mi	2:06	9:36	-1:19

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

7:29 /mi

Average Pace

8:35 /mi

Slowest Pace

11:59 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:48

0% of race

Time at Steady Pace

2:48:02

75% of race

Time at Slower Pace

55:59

25% of race

Average Pace: 8:34 /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	M35-39	Seg. Overall	Seg. Males	Seg. M35-39
3M	3.00 mi	9801	7689	1287	8715	6942	1163
5K	0.11 mi	9620+181	7555+134	1261+26	6213	5126	886
4M	0.89 mi	9913-293	7778-223	1296-35	11240	8756	1448
5M	1.00 mi	10313-400	8075-297	1341-45	11807	9109	1488
6M	1.00 mi	10192+121	7984+91	1324+17	10036	7924	1309
10K	0.21 mi	10300-108	8059-75	1333-9	12879	9841	1616
7M	0.79 mi	10074+226	7902+157	1309+24	8783	7064	1178
8M	1.00 mi	9905+169	7790+112	1285+24	8816	7099	1191
9M	1.00 mi	9973-68	7852-62	1297-12	10586	8357	1386
15K	0.32 mi	9993-20	7870-18	1295+2	11026	8586	1416
10M	0.68 mi	9864+129	7781+89	1289+6	9077	7216	1220
11M	1.00 mi	9790+74	7731+50	1280+9	9033	7219	1208
12M	1.00 mi	9751+39	7708+23	1276+4	9418	7497	1252
20K	0.43 mi	9663+88	7652+56	1272+4	8549	6898	1154
13M	0.57 mi	9493+170	7525+127	1247+25	8715	6942	1163
Half(13.11 mi)	0.11 mi	9608-115	7612-87	1262-15	10281	7784	1287
14M	0.89 mi	9517+91	7543+69	1250+12	8549	6818	1139
15M	1.00 mi	9406+111	7462+81	1237+13	8465	6720	1129
25K	0.53 mi	9330+76	7412+50	1229+8	7877	6288	1057
16M	0.47 mi	9209+121	7322+90	1211+18	6313	5123	891
17M	1.00 mi	9025+184	7187+135	1197+14	7207	5768	986
18M	1.00 mi	8870+155	7077+110	1177+20	7502	5957	986
30K	0.64 mi	8918-48	7096-19	1182-5	10617	7948	1329
19M	0.36 mi	8856+62	7048+48	1169+13	7450	5833	987
20M	1.00 mi	8728+128	6924+124	1150+19	8189	6268	1062
21M	1.00 mi	8734-6	6896+28	1146+4	9625	7121	1195
35K	0.75 mi	8751-17	6892+4	1149-3	10638	7674	1301
22M	0.25 mi	8942-191	7020-128	1172-23	28201	16915	2657
23M	1.00 mi	9655-713	7486-466	1230-58	28896	16898	2663
24M	1.00 mi	10241-586	7850-364	1290-60	26808	15863	2515
40K	0.85 mi	11173-932	8417-567	1396-106	39352	21670	3309
25M	0.15 mi	11233-60	8447-30	1399-3	26574	15827	2486
26M	1.00 mi	11923-690	8844-397	1459-60	33519	18816	2896
Finish(26.22 mi)	0.22 mi	12007-84	8889-45	1463-4	27466	15989	2527

Segment Performance Analysis

20K→13M

0.0 - 3.0 mi

Top 14%

118 ft79 ft

↑ 182ft↓ 221ft

194 ft

Overall

8715

Males

6942

No position changes recorded for this athlete.

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