Brent Butler

Bib: 5650•M•Age: 52

Dededo

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Gender (Male)

#0 / 5052

Masters (Masters Men)

#0 / 1321

Division (M50-54)

#0 / 245

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

19:05

Rank: #3373

Start → 2M

19:05 | 9:32/mi

19:05

Rank: #3373

Start → 2M

19:05 | 9:32/mi

38:11

Rank: #3281 (+92)

2M → 4M

19:06 | 9:33/mi

38:11

Rank: #3281 (+92)

2M → 4M

19:06 | 9:33/mi

57:28

Rank: #3247 (+34)

4M → 6M

19:17 | 9:38/mi

57:28

Rank: #3247 (+34)

4M → 6M

19:17 | 9:38/mi

1:16:15

Rank: #3202 (+45)

6M → 8M

18:47 | 9:23/mi

1:16:15

Rank: #3202 (+45)

6M → 8M

18:47 | 9:23/mi

9.6M

1:33:19

Rank: #3345 (-143)

8M → 9.6M

17:04 | 10:40/mi

9.6M

1:33:19

Rank: #3345 (-143)

8M → 9.6M

17:04 | 10:40/mi

10M

1:35:55

Rank: #3328 (+17)

9.6M → 10M

2:36 | 6:30/mi

10M

1:35:55

Rank: #3328 (+17)

9.6M → 10M

2:36 | 6:30/mi

10.5M

1:44:35

Rank: #3590 (-262)

10M → 10.5M

8:40 | 17:20/mi

10.5M

1:44:35

Rank: #3590 (-262)

10M → 10.5M

8:40 | 17:20/mi

12M

1:59:18

Rank: #3601 (-11)

10.5M → 12M

14:43 | 9:49/mi

12M

1:59:18

Rank: #3601 (-11)

10.5M → 12M

14:43 | 9:49/mi

14M

2:20:39

Rank: #3585 (+16)

12M → 14M

21:21 | 10:40/mi

14M

2:20:39

Rank: #3585 (+16)

12M → 14M

21:21 | 10:40/mi

16M

2:41:20

Rank: #3768 (-183)

14M → 16M

20:41 | 10:20/mi

16M

2:41:20

Rank: #3768 (-183)

14M → 16M

20:41 | 10:20/mi

18M

3:02:00

Rank: #3585 (+183)

16M → 18M

20:40 | 10:20/mi

18M

3:02:00

Rank: #3585 (+183)

16M → 18M

20:40 | 10:20/mi

20M

3:24:29

Rank: #3616 (-31)

18M → 20M

22:29 | 11:14/mi

20M

3:24:29

Rank: #3616 (-31)

18M → 20M

22:29 | 11:14/mi

22M

3:49:06

Rank: #3837 (-221)

20M → 22M

24:37 | 12:18/mi

22M

3:49:06

Rank: #3837 (-221)

20M → 22M

24:37 | 12:18/mi

24M

4:24:29

Rank: #4491 (-654)

22M → 24M

35:23 | 17:42/mi

24M

4:24:29

Rank: #4491 (-654)

22M → 24M

35:23 | 17:42/mi

Finish· 26.22 mi

4:45:19

Rank: #4192 (+299)

24M → Finish

20:50 | 9:23/mi

Finish· 26.22 mi

4:45:19

Rank: #4192 (+299)

24M → Finish

20:50 | 9:23/mi

The Course

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Half Splits

1st Half· via 14MFaster

Distance14.00 mi

Time2:20:39

Pace10:03 /mi

2nd Half

Distance12.22 mi

Time2:24:40

Pace11:50 /mi

📊Positive Split: 2.9% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:50:20	19:05	9:32	19:05	9:32	-
4M	4.00 mi	06:09:26	38:11	9:33	19:06	9:33	+0:01
6M	6.00 mi	06:28:43	57:28	9:35	19:17	9:38	+0:05
8M	8.00 mi	06:47:30	1:16:15	9:32	18:47	9:23	-0:15
9.6M	9.60 mi	07:04:34	1:33:19	9:43	17:04	10:40	+1:17
10M	10.00 mi	07:07:10	1:35:55	9:36	2:36	6:30	-4:10
10.5M	10.50 mi	07:15:50	1:44:35	9:58	8:40	17:20	+10:50
12M	12.00 mi	07:30:33	1:59:18	9:57	14:43	9:49	-7:31
14M	14.00 mi	07:51:54	2:20:39	10:03	21:21	10:40	+0:51
16M	16.00 mi	08:12:35	2:41:20	10:05	20:41	10:20	-0:20
18M	18.00 mi	08:33:15	3:02:00	10:07	20:40	10:20	0:00
20M	20.00 mi	08:55:44	3:24:29	10:13	22:29	11:14	+0:54
22M	22.00 mi	09:20:21	3:49:06	10:25	24:37	12:18	+1:04
24M	24.00 mi	09:55:44	4:24:29	11:01	35:23	17:42	+5:24
Finish	26.22 mi	10:16:34	4:45:19	10:53	20:50	9:23	-8:19

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:30 /mi

Average Pace

10:53 /mi

Slowest Pace

17:42 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:36

1% of race

Time at Steady Pace

3:34:03

75% of race

Time at Slower Pace

1:08:40

24% of race

Average Pace: 10:53 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

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

Pace:

Faster

Steady

Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
2M	2.00 mi	05:50:20	19:05	9:32	19:05	9:32	#3373
4M	4.00 mi	06:09:26	38:11	9:33	19:06	9:33	#3281
6M	6.00 mi	06:28:43	57:28	9:35	19:17	9:38	#3247
8M	8.00 mi	06:47:30	1:16:15	9:32	18:47	9:23	#3202
9.6M	9.60 mi	07:04:34	1:33:19	9:43	17:04	10:40	#3345
10M	10.00 mi	07:07:10	1:35:55	9:36	2:36	6:30	#3328
10.5M	10.50 mi	07:15:50	1:44:35	9:58	8:40	17:20	#3590
12M	12.00 mi	07:30:33	1:59:18	9:57	14:43	9:49	#3601
14M	14.00 mi	07:51:54	2:20:39	10:03	21:21	10:40	#3585
16M	16.00 mi	08:12:35	2:41:20	10:05	20:41	10:20	#3768
18M	18.00 mi	08:33:15	3:02:00	10:07	20:40	10:20	#3585
20M	20.00 mi	08:55:44	3:24:29	10:13	22:29	11:14	#3616
22M	22.00 mi	09:20:21	3:49:06	10:25	24:37	12:18	#3837
24M	24.00 mi	09:55:44	4:24:29	11:01	35:23	17:42	#4491
Finish	26.22 mi	10:16:34	4:45:19	10:53	20:50	9:23	#4192

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 80%

Garmin Challenge

Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:16

Segment Time

12:31/mi

Pace

0.90 mi

Distance

Overall

5763

Men

4217

Division

194

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
2M	2.00 mi	2.00 mi	3373	2735	120	3925(Top 55%)	3083(Top 61%)	126(Top 51%)
4M	4.00 mi	2.00 mi	3281+92	2668+67	116+4	3255(Top 45%)	2653(Top 53%)	113(Top 46%)
6M	6.00 mi	2.00 mi	3247+34	2640+28	112+4	3303(Top 46%)	2697(Top 53%)	110(Top 45%)
8M	8.00 mi	2.00 mi	3202+45	2614+26	109+3	3204(Top 45%)	2615(Top 52%)	105(Top 43%)
9.6M	9.60 mi	1.60 mi	3345-143	2707-93	113-4	4000(Top 56%)	3136(Top 62%)	132(Top 54%)
10M	10.00 mi	0.40 mi	3328+17	2695+12	113	2939(Top 41%)	2414(Top 48%)	86(Top 35%)
10.5M	10.50 mi	0.50 mi	3590-262	2883-188	123-10	6372(Top 89%)	4574(Top 91%)	217(Top 89%)
12M	12.00 mi	1.50 mi	3601-11	2892-9	119+4	3925(Top 55%)	3083(Top 61%)	126(Top 51%)
14M	14.00 mi	2.00 mi	3585+16	2873+19	119	3539(Top 49%)	2820(Top 56%)	126(Top 51%)
16M	16.00 mi	2.00 mi	3768-183	2985-112	127-8	4974(Top 69%)	3694(Top 73%)	170(Top 69%)
18M	18.00 mi	2.00 mi	3585+183	2850+135	120+7	2699(Top 38%)	2150(Top 43%)	87(Top 36%)
20M	20.00 mi	2.00 mi	3616-31	2856-6	123-3	4054(Top 57%)	3021(Top 60%)	144(Top 59%)
22M	22.00 mi	2.00 mi	3837-221	2982-126	130-7	5502(Top 77%)	3916(Top 78%)	185(Top 76%)
24M	24.00 mi	2.00 mi	4491-654	3397-415	153-23	6963(Top 97%)	4915(Top 97%)	236(Top 96%)
Finish	26.22 mi	2.22 mi	4192+299	3188+209	144+9	1571(Top 22%)	1246(Top 25%)	52(Top 21%)

24.0 - 26.2 mi

Top 22%

~flat

+2ft-2ft

Overall

1571

Males

1246

M50-54

Passing Analysis

Category:

Athletes Passed

1155*

Passed By

1974

Net Change

-819

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#3373
2M → 4M	174*	82	+92	#3373	#3281
4M → 6M	99	65	+34	#3281	#3247
6M → 8M	87*	42	+45	#3247	#3202
8M → 9.6M	34*	177	-143	#3202	#3345
9.6M → 10M	19	2	+17	#3345	#3328
10M → 10.5M	14	276	-262	#3328	#3590
10.5M → 12M	51	62	-11	#3590	#3601
12M → 14M	60*	44	+16	#3601	#3585
14M → 16M	43*	226	-183	#3585	#3768
16M → 18M	213	30	+183	#3768	#3585
18M → 20M	46*	77	-31	#3585	#3616
20M → 22M	11*	232	-221	#3616	#3837
22M → 24M	3*	657	-654	#3837	#4491
24M → Finish	301*	2	+299	#4491	#4192
TOTALS	1155*	1974	-819

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 8 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

The San Francisco Marathon

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Race Place Events

Brent Butler

⏱️ Race Timeline

The Course

Claim it — unlock a deeper AI report on this race, free

Half Splits

Checkpoint Splits

Checkpoints & Pacing

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Garmin Challenge

Checkpoint and Segment Rankings

Segment Performance Analysis

10.5M→12M

2M→4M

4M→6M

6M→8M

8M→9.6M

9.6M→10M

10M→10.5M

10.5M→12M

12M→14M

14M→16M

16M→18M

18M→20M

20M→22M

22M→24M

24M→Finish

Passing Analysis

Passing Visuals

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

⚖️ Age Grade

Export Track Data

Questions or issues regarding timing data?

Quick Links

All Results

Race Analytics

Course Information

Contact Time Management

Public Race Data