Scott Birkey

Bib: 9450•M•Age: 55

SF, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Gender (Male)

#0 / 5052

Masters (Masters Men)

#0 / 1321

Division (M55-59)

#0 / 145

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

20:15

Rank: #4409

Start → 2M

20:15 | 10:07/mi

20:15

Rank: #4409

Start → 2M

20:15 | 10:07/mi

40:28

Rank: #4267 (+142)

2M → 4M

20:13 | 10:07/mi

40:28

Rank: #4267 (+142)

2M → 4M

20:13 | 10:07/mi

1:04:42

Rank: #5211 (-944)

4M → 6M

24:14 | 12:07/mi

1:04:42

Rank: #5211 (-944)

4M → 6M

24:14 | 12:07/mi

1:24:13

Rank: #4872 (+339)

6M → 8M

19:31 | 9:45/mi

1:24:13

Rank: #4872 (+339)

6M → 8M

19:31 | 9:45/mi

9.6M

1:41:26

Rank: #4675 (+197)

8M → 9.6M

17:13 | 10:46/mi

9.6M

1:41:26

Rank: #4675 (+197)

8M → 9.6M

17:13 | 10:46/mi

10M

1:44:20

Rank: #4665 (+10)

9.6M → 10M

2:54 | 7:15/mi

10M

1:44:20

Rank: #4665 (+10)

9.6M → 10M

2:54 | 7:15/mi

10.5M

1:51:12

Rank: #4578 (+87)

10M → 10.5M

6:52 | 13:44/mi

10.5M

1:51:12

Rank: #4578 (+87)

10M → 10.5M

6:52 | 13:44/mi

12M

2:05:37

Rank: #4421 (+157)

10.5M → 12M

14:25 | 9:37/mi

12M

2:05:37

Rank: #4421 (+157)

10.5M → 12M

14:25 | 9:37/mi

14M

2:27:23

Rank: #4283 (+138)

12M → 14M

21:46 | 10:53/mi

14M

2:27:23

Rank: #4283 (+138)

12M → 14M

21:46 | 10:53/mi

16M

2:49:34

Rank: #4517 (-234)

14M → 16M

22:11 | 11:05/mi

16M

2:49:34

Rank: #4517 (-234)

14M → 16M

22:11 | 11:05/mi

18M

3:13:52

Rank: #4514 (+3)

16M → 18M

24:18 | 12:09/mi

18M

3:13:52

Rank: #4514 (+3)

16M → 18M

24:18 | 12:09/mi

20M

3:35:51

Rank: #4392 (+122)

18M → 20M

21:59 | 10:59/mi

20M

3:35:51

Rank: #4392 (+122)

18M → 20M

21:59 | 10:59/mi

22M

3:57:55

Rank: #4382 (+10)

20M → 22M

22:04 | 11:02/mi

22M

3:57:55

Rank: #4382 (+10)

20M → 22M

22:04 | 11:02/mi

24M

4:21:53

Rank: #4326 (+56)

22M → 24M

23:58 | 11:59/mi

24M

4:21:53

Rank: #4326 (+56)

22M → 24M

23:58 | 11:59/mi

Finish· 26.22 mi

4:52:15

Rank: #4564 (-238)

24M → Finish

30:22 | 13:41/mi

Finish· 26.22 mi

4:52:15

Rank: #4564 (-238)

24M → Finish

30:22 | 13:41/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:27:23

Pace10:32 /mi

2nd Half✓ Faster

Distance12.22 mi

Time2:24:52

Pace11:51 /mi

📊Negative Split: 1.7% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:54:20	20:15	10:07	20:15	10:07	-
4M	4.00 mi	06:14:33	40:28	10:07	20:13	10:07	0:00
6M	6.00 mi	06:38:47	1:04:42	10:47	24:14	12:07	+2:00
8M	8.00 mi	06:58:18	1:24:13	10:32	19:31	9:45	-2:22
9.6M	9.60 mi	07:15:31	1:41:26	10:34	17:13	10:46	+1:01
10M	10.00 mi	07:18:25	1:44:20	10:26	2:54	7:15	-3:31
10.5M	10.50 mi	07:25:17	1:51:12	10:35	6:52	13:44	+6:29
12M	12.00 mi	07:39:42	2:05:37	10:28	14:25	9:37	-4:07
14M	14.00 mi	08:01:28	2:27:23	10:32	21:46	10:53	+1:16
16M	16.00 mi	08:23:39	2:49:34	10:36	22:11	11:05	+0:12
18M	18.00 mi	08:47:57	3:13:52	10:46	24:18	12:09	+1:04
20M	20.00 mi	09:09:56	3:35:51	10:48	21:59	10:59	-1:10
22M	22.00 mi	09:32:00	3:57:55	10:49	22:04	11:02	+0:03
24M	24.00 mi	09:55:58	4:21:53	10:55	23:58	11:59	+0:57
Finish	26.22 mi	10:26:20	4:52:15	11:09	30:22	13:41	+1:42

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

7:15 /mi

Average Pace

11:09 /mi

Slowest Pace

13:44 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:17:18

26% of race

Time at Steady Pace

1:45:13

36% of race

Time at Slower Pace

1:49:44

38% of race

Average Pace: 11:09 /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	05:54:20	20:15	10:07	20:15	10:07	#4409
4M	4.00 mi	06:14:33	40:28	10:07	20:13	10:07	#4267
6M	6.00 mi	06:38:47	1:04:42	10:47	24:14	12:07	#5211
8M	8.00 mi	06:58:18	1:24:13	10:32	19:31	9:45	#4872
9.6M	9.60 mi	07:15:31	1:41:26	10:34	17:13	10:46	#4675
10M	10.00 mi	07:18:25	1:44:20	10:26	2:54	7:15	#4665
10.5M	10.50 mi	07:25:17	1:51:12	10:35	6:52	13:44	#4578
12M	12.00 mi	07:39:42	2:05:37	10:28	14:25	9:37	#4421
14M	14.00 mi	08:01:28	2:27:23	10:32	21:46	10:53	#4283
16M	16.00 mi	08:23:39	2:49:34	10:36	22:11	11:05	#4517
18M	18.00 mi	08:47:57	3:13:52	10:46	24:18	12:09	#4514
20M	20.00 mi	09:09:56	3:35:51	10:48	21:59	10:59	#4392
22M	22.00 mi	09:32:00	3:57:55	10:49	22:04	11:02	#4382
24M	24.00 mi	09:55:58	4:21:53	10:55	23:58	11:59	#4326
Finish	26.22 mi	10:26:20	4:52:15	11:09	30:22	13:41	#4564

Faster pace

Steady pace

Slower pace

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 56%

Garmin Challenge

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

9:46

Segment Time

10:51/mi

Pace

0.90 mi

Distance

Overall

4043

Men

3154

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M55-59	Seg. Overall	Seg. Males	Seg. M55-59
2M	2.00 mi	2.00 mi	4409	3424	76	3648(Top 51%)	2895(Top 57%)	57(Top 39%)
4M	4.00 mi	2.00 mi	4267+142	3349+75	71+5	4206(Top 59%)	3306(Top 65%)	73(Top 50%)
6M	6.00 mi	2.00 mi	5211-944	3919-570	93-22	6414(Top 90%)	4637(Top 92%)	118(Top 81%)
8M	8.00 mi	2.00 mi	4872+339	3715+204	88+5	3772(Top 53%)	3020(Top 60%)	64(Top 44%)
9.6M	9.60 mi	1.60 mi	4675+197	3576+139	80+8	4116(Top 57%)	3208(Top 63%)	73(Top 50%)
10M	10.00 mi	0.40 mi	4665+10	3570+6	80	4555(Top 64%)	3495(Top 69%)	86(Top 59%)
10.5M	10.50 mi	0.50 mi	4578+87	3510+60	79+1	4028(Top 56%)	3138(Top 62%)	75(Top 52%)
12M	12.00 mi	1.50 mi	4421+157	3409+101	75+4	3648(Top 51%)	2895(Top 57%)	57(Top 39%)
14M	14.00 mi	2.00 mi	4283+138	3326+83	74+1	3817(Top 53%)	3008(Top 60%)	65(Top 45%)
16M	16.00 mi	2.00 mi	4517-234	3462-136	77-3	5585(Top 78%)	4079(Top 81%)	108(Top 74%)
18M	18.00 mi	2.00 mi	4514+3	3450+12	78-1	4560(Top 64%)	3393(Top 67%)	83(Top 57%)
20M	20.00 mi	2.00 mi	4392+122	3359+91	78	3727(Top 52%)	2803(Top 55%)	64(Top 44%)
22M	22.00 mi	2.00 mi	4382+10	3336+23	77+1	4293(Top 60%)	3111(Top 62%)	73(Top 50%)
24M	24.00 mi	2.00 mi	4326+56	3281+55	74+3	3872(Top 54%)	2807(Top 56%)	61(Top 42%)
Finish	26.22 mi	2.22 mi	4564-238	3431-150	77-3	5856(Top 82%)	4150(Top 82%)	102(Top 70%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 51%

×1human

+6ft-11ft

Overall

3648

Males

2895

M55-59

2M→4M

2.0 - 4.0 mi

Top 59%

×4stories

+75ft-70ft

Overall

4206

Males

3306

M55-59

4M→6M

4.0 - 6.0 mi

Top 90%

×5stories

+71ft-18ft

Overall

6414

Males

4637

M55-59

121

6M→8M

6.0 - 8.0 mi

Top 53%

×9stories

+106ft-21ft

Overall

3772

Males

3020

M55-59

8M→9.6M

8.0 - 9.6 mi

Top 57%

×13stories

+117ft-177ft

Overall

4116

Males

3208

M55-59

9.6M→10M

9.6 - 10.0 mi

Top 64%

×1story

+17ft-12ft

Overall

4555

Males

3495

M55-59

10M→10.5M

10.0 - 10.5 mi

Top 56%

×9stories

+0ft-102ft

Overall

4028

Males

3138

M55-59

10.5M→12M

10.5 - 12.0 mi

Top 51%

×18stories

+304ft-125ft

Overall

3648

Males

2895

M55-59

12M→14M

12.0 - 14.0 mi

Top 53%

×9stories

+99ft-125ft

Overall

3817

Males

3008

M55-59

14M→16M

14.0 - 16.0 mi

Top 78%

×9stories

+124ft-78ft

Overall

5585

Males

4079

M55-59

108

16M→18M

16.0 - 18.0 mi

Top 64%

×8stories

+106ft-45ft

Overall

4560

Males

3393

M55-59

18M→20M

18.0 - 20.0 mi

Top 52%

×3stories

+52ft-26ft

Overall

3727

Males

2803

M55-59

20M→22M

20.0 - 22.0 mi

Top 60%

×21stories

+17ft-266ft

Overall

4293

Males

3111

M55-59

22M→24M

22.0 - 24.0 mi

Top 54%

×3stories

+70ft-85ft

Overall

3872

Males

2807

M55-59

24M→Finish

24.0 - 26.2 mi

Top 82%

~flat

+2ft-2ft

Overall

5856

Males

4150

M55-59

102

Passing Analysis

Category:

Athletes Passed

1674*

Passed By

1829

Net Change

-155

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#4409
2M → 4M	221*	79	+142	#4409	#4267
4M → 6M	24	968	-944	#4267	#5211
6M → 8M	339*	0	+339	#5211	#4872
8M → 9.6M	209*	12	+197	#4872	#4675
9.6M → 10M	21	11	+10	#4675	#4665
10M → 10.5M	101	14	+87	#4665	#4578
10.5M → 12M	169	12	+157	#4578	#4421
12M → 14M	157*	19	+138	#4421	#4283
14M → 16M	31*	265	-234	#4283	#4517
16M → 18M	102	99	+3	#4517	#4514
18M → 20M	130*	8	+122	#4514	#4392
20M → 22M	58*	48	+10	#4392	#4382
22M → 24M	96*	40	+56	#4382	#4326
24M → Finish	16*	254	-238	#4326	#4564
TOTALS	1674*	1829	-155

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

📊

Passing Visuals

Category:

🔥Passing Intensity

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 10 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

Scott Birkey

⏱️ 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

🔥Passing Intensity

🔄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