Alec Fleischer

Boulder, CO

Bib: 27125 M 29

0:00

0:00

/ mi

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Overall

#0 / 61036

Top 10%

Gender (Male)

#0 / 31978

Top 15%

Division (M25-29)

#0 / 5339

Top 18%

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

6:39/mi

19:57

↑ 182 ft↓ 221 ft0.2% grade

79 ft elev

5K· 3.11 mi

6:14/mi

20:37

→ flat

76 ft elev

6:42/mi

26:36

↑ 23 ft↓ 16 ft0.1% grade

84 ft elev

6:51/mi

33:27

↑ 13 ft↓ 30 ft0.3% grade

70 ft elev

6:55/mi

40:22

↑ 16 ft↓ 36 ft0.4% grade

47 ft elev

10K· 6.21 mi

7:29/mi

41:58

→ flat0.6% grade

58 ft elev

6:59/mi

47:27

↓ 30 ft0.6% grade

33 ft elev

7:09/mi

54:36

↑ 30 ft0.4% grade

54 ft elev

7:10/mi

1:01:46

↑ 61 ft↓ 33 ft0.5% grade

81 ft elev

15K· 9.32 mi

7:01/mi

1:04:01

↓ 13 ft0.8% grade

66 ft elev

10M

6:57/mi

1:08:44

↓ 36 ft0.9% grade

33 ft elev

11M

7:26/mi

1:16:10

↑ 43 ft0.7% grade

72 ft elev

12M

7:12/mi

1:23:22

↓ 46 ft0.8% grade

33 ft elev

20K· 12.43 mi

7:34/mi

1:26:36

↑ 16 ft0.7% grade

54 ft elev

13M

7:39/mi

1:30:59

↓ 26 ft0.8% grade

36 ft elev

Half· 13.11 mi

7:39/mi

1:31:49

→ flat0.5% grade

49 ft elev

14M

7:46/mi

1:38:44

↑ 23 ft↓ 39 ft0.3% grade

36 ft elev

15M

8:02/mi

1:46:46

↑ 62 ft1.1% grade

93 ft elev

25K· 15.53 mi

8:25/mi

1:51:16

↑ 68 ft2.4% grade

169 ft elev

16M

7:46/mi

1:54:53

↓ 45 ft1.7% grade

125 ft elev

17M

8:21/mi

2:03:14

↑ 10 ft↓ 59 ft0.9% grade

59 ft elev

18M

8:25/mi

2:11:39

↑ 30 ft↓ 49 ft0.4% grade

39 ft elev

30K· 18.64 mi

8:41/mi

2:17:13

→ flat

41 ft elev

19M

8:43/mi

2:20:21

→ flat0.2% grade

39 ft elev

20M

9:06/mi

2:29:27

↑ 43 ft0.7% grade

72 ft elev

21M

9:17/mi

2:38:44

↑ 20 ft↓ 39 ft0.4% grade

53 ft elev

35K· 21.75 mi

9:12/mi

2:45:37

↑ 20 ft↓ 23 ft

52 ft elev

22M

9:11/mi

2:47:56

→ flat0.2% grade

51 ft elev

23M

8:48/mi

2:56:44

↓ 10 ft0.1% grade

46 ft elev

24M

9:16/mi

3:06:00

↑ 92 ft1.7% grade

138 ft elev

40K· 24.85 mi

9:18/mi

3:13:57

↑ 13 ft↓ 62 ft1.1% grade

93 ft elev

25M

9:17/mi

3:15:18

↑ 10 ft1.3% grade

111 ft elev

26M

9:05/mi

3:24:23

↑ 39 ft↓ 39 ft

112 ft elev

Finish· 26.22 mi

8:46/mi

3:26:18

↓ 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

1:31:497:00 /mi⚡ faster

2nd Half

1:54:298:44 /mi+24.7%

Positive split — 24.7% slower in the second half

AI Race Performance Report

Alec'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	19:57	6:39	3.00 mi	19:57	6:39	-
5K	20:37	6:38	0.11 mi	0:40	6:14	-0:25
4M	26:36	6:39	0.89 mi	5:59	6:42	+0:28
5M	33:27	6:41	1.00 mi	6:51	6:51	+0:09
6M	40:22	6:44	1.00 mi	6:55	6:55	+0:04
10K	41:58	6:45	0.21 mi	1:36	7:29	+0:34
7M	47:27	6:47	0.79 mi	5:29	6:59	-0:30
8M	54:36	6:49	1.00 mi	7:09	7:09	+0:10
9M	1:01:46	6:52	1.00 mi	7:10	7:10	+0:01
15K	1:04:01	6:52	0.32 mi	2:15	7:01	-0:09
10M	1:08:44	6:52	0.68 mi	4:43	6:57	-0:04
11M	1:16:10	6:55	1.00 mi	7:26	7:26	+0:29
12M	1:23:22	6:57	1.00 mi	7:12	7:12	-0:14
20K	1:26:36	6:58	0.43 mi	3:14	7:34	+0:22
13M	1:30:59	7:00	0.57 mi	4:23	7:39	+0:05
Half(13.11 mi)	1:31:49	7:00	0.11 mi	0:50	7:39	0:00
14M	1:38:44	7:03	0.89 mi	6:55	7:46	+0:07
15M	1:46:46	7:07	1.00 mi	8:02	8:02	+0:16
25K	1:51:16	7:10	0.53 mi	4:30	8:25	+0:23
16M	1:54:53	7:11	0.47 mi	3:37	7:46	-0:39
17M	2:03:14	7:15	1.00 mi	8:21	8:21	+0:35
18M	2:11:39	7:19	1.00 mi	8:25	8:25	+0:04
30K	2:17:13	7:22	0.64 mi	5:34	8:41	+0:16
19M	2:20:21	7:23	0.36 mi	3:08	8:43	+0:02
20M	2:29:27	7:28	1.00 mi	9:06	9:06	+0:23
21M	2:38:44	7:34	1.00 mi	9:17	9:17	+0:11
35K	2:45:37	7:37	0.75 mi	6:53	9:12	-0:05
22M	2:47:56	7:38	0.25 mi	2:19	9:11	-0:01
23M	2:56:44	7:41	1.00 mi	8:48	8:48	-0:23
24M	3:06:00	7:45	1.00 mi	9:16	9:16	+0:28
40K	3:13:57	7:48	0.85 mi	7:57	9:18	+0:02
25M	3:15:18	7:49	0.15 mi	1:21	9:17	-0:01
26M	3:24:23	7:52	1.00 mi	9:05	9:05	-0:12
Finish(26.22 mi)	3:26:18	7:52	0.22 mi	1:55	8:46	-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

6:14 /mi

Average Pace

7:52 /mi

Slowest Pace

9:18 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:14:20

36% of race

Time at Steady Pace

36:03

17% of race

Time at Slower Pace

1:35:55

46% of race

Average Pace: 7:52 /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	M25-29	Seg. Overall	Seg. Males	Seg. M25-29
3M	3.00 mi	1548	1402	314	5686	4708	923
5K	0.11 mi	1511+37	1370+32	304+10	1049	961	230
4M	0.89 mi	1564-53	1419-49	309-5	2031	1831	395
5M	1.00 mi	1792-228	1618-199	355-46	3138	2777	575
6M	1.00 mi	1948-156	1752-134	382-27	3208	2834	580
10K	0.21 mi	2038-90	1827-75	399-17	5790	4873	967
7M	0.79 mi	2234-196	1998-171	441-42	3876	3387	695
8M	1.00 mi	2476-242	2209-211	489-48	3768	3297	690
9M	1.00 mi	2664-188	2375-166	513-24	3552	3124	657
15K	0.32 mi	2701-37	2409-34	518-5	3864	3369	684
10M	0.68 mi	2733-32	2436-27	520-2	3269	2887	598
11M	1.00 mi	2852-119	2541-105	540-20	4537	3909	804
12M	1.00 mi	2925-73	2606-65	552-12	4049	3490	720
20K	0.43 mi	2982-57	2655-49	560-8	5579	4695	933
13M	0.57 mi	3075-93	2732-77	574-14	5686	4708	923
Half(13.11 mi)	0.11 mi	3069+6	2728+4	573+1	6347	4841	1014
14M	0.89 mi	3265-196	2881-153	600-27	7198	5833	1141
15M	1.00 mi	3380-115	2973-92	621-21	6512	5314	1060
25K	0.53 mi	3431-51	3005-32	626-5	7929	6327	1257
16M	0.47 mi	3521-90	3063-58	632-6	7933	6299	1204
17M	1.00 mi	3813-292	3309-246	678-46	11307	8581	1691
18M	1.00 mi	4042-229	3482-173	703-25	11785	8808	1723
30K	0.64 mi	4238-196	3627-145	735-32	12980	9432	1826
19M	0.36 mi	4360-122	3722-95	756-21	14729	10443	2010
20M	1.00 mi	4732-372	4002-280	803-47	14126	9952	1928
21M	1.00 mi	5050-318	4212-210	830-27	15009	10335	1979
35K	0.75 mi	5266-216	4363-151	862-32	14951	10150	1941
22M	0.25 mi	5329-63	4406-43	871-9	13247	9229	1788
23M	1.00 mi	5449-120	4484-78	888-17	10611	7549	1460
24M	1.00 mi	5598-149	4578-94	901-13	11605	8002	1561
40K	0.85 mi	5812-214	4722-144	922-21	14952	9700	1904
25M	0.15 mi	5849-37	4747-25	929-7	16812	10824	2138
26M	1.00 mi	6047-198	4856-109	953-24	14861	9605	1938
Finish(26.22 mi)	0.22 mi	6113-66	4898-42	962-9	17951	11300	2350

Segment Performance Analysis

20K→13M

0.0 - 3.0 mi

Top 9%

118 ft79 ft

↑ 182ft↓ 221ft

194 ft

Overall

5686

Males

4708

No position changes recorded for this athlete.

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