Brian Keum

Bib: 3992•M•Age: 40

Alameda, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Top 29%

Gender (Male)

#0 / 5052

Top 34%

Masters (Masters Men)

#0 / 1321

Top 29%

Division (M40-44)

#0 / 435

Top 35%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start

0:00:00

Race begins

Start

0:00:00

Race begins

18:27

Rank: #2790

Start → 2M

18:27 | 9:13/mi

18:27

Rank: #2790

Start → 2M

18:27 | 9:13/mi

36:57

Rank: #2766 (+24)

2M → 4M

18:30 | 9:15/mi

36:57

Rank: #2766 (+24)

2M → 4M

18:30 | 9:15/mi

55:13

Rank: #2643 (+123)

4M → 6M

18:16 | 9:08/mi

55:13

Rank: #2643 (+123)

4M → 6M

18:16 | 9:08/mi

1:12:41

Rank: #2438 (+205)

6M → 8M

17:28 | 8:44/mi

1:12:41

Rank: #2438 (+205)

6M → 8M

17:28 | 8:44/mi

9.6M

1:27:29

Rank: #2359 (+79)

8M → 9.6M

14:48 | 9:15/mi

9.6M

1:27:29

Rank: #2359 (+79)

8M → 9.6M

14:48 | 9:15/mi

10M

1:29:55

Rank: #2333 (+26)

9.6M → 10M

2:26 | 6:05/mi

10M

1:29:55

Rank: #2333 (+26)

9.6M → 10M

2:26 | 6:05/mi

10.5M

1:35:49

Rank: #2300 (+33)

10M → 10.5M

5:54 | 11:48/mi

10.5M

1:35:49

Rank: #2300 (+33)

10M → 10.5M

5:54 | 11:48/mi

12M

1:48:21

Rank: #2196 (+104)

10.5M → 12M

12:32 | 8:21/mi

12M

1:48:21

Rank: #2196 (+104)

10.5M → 12M

12:32 | 8:21/mi

14M

2:07:08

Rank: #2102 (+94)

12M → 14M

18:47 | 9:23/mi

14M

2:07:08

Rank: #2102 (+94)

12M → 14M

18:47 | 9:23/mi

16M

2:21:09

Rank: #1859 (+243)

14M → 16M

14:01 | 7:00/mi

16M

2:21:09

Rank: #1859 (+243)

14M → 16M

14:01 | 7:00/mi

18M

2:41:36

Rank: #1929 (-70)

16M → 18M

20:27 | 10:14/mi

18M

2:41:36

Rank: #1929 (-70)

16M → 18M

20:27 | 10:14/mi

20M

2:59:58

Rank: #1860 (+69)

18M → 20M

18:22 | 9:11/mi

20M

2:59:58

Rank: #1860 (+69)

18M → 20M

18:22 | 9:11/mi

22M

3:17:54

Rank: #1847 (+13)

20M → 22M

17:56 | 8:58/mi

22M

3:17:54

Rank: #1847 (+13)

20M → 22M

17:56 | 8:58/mi

24M

3:37:36

Rank: #1782 (+65)

22M → 24M

19:42 | 9:51/mi

24M

3:37:36

Rank: #1782 (+65)

22M → 24M

19:42 | 9:51/mi

Finish· 26.22 mi

4:04:26

Rank: #2062 (-280)

24M → Finish

26:50 | 12:06/mi

Finish· 26.22 mi

4:04:26

Rank: #2062 (-280)

24M → Finish

26:50 | 12:06/mi

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:07:08

Pace9:05 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:57:18

Pace9:36 /mi

📊Negative Split: 7.7% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:40:59	18:27	9:13	18:27	9:13	-
4M	4.00 mi	05:59:29	36:57	9:14	18:30	9:15	+0:02
6M	6.00 mi	06:17:45	55:13	9:12	18:16	9:08	-0:07
8M	8.00 mi	06:35:13	1:12:41	9:05	17:28	8:44	-0:24
9.6M	9.60 mi	06:50:01	1:27:29	9:07	14:48	9:15	+0:31
10M	10.00 mi	06:52:27	1:29:55	9:00	2:26	6:05	-3:10
10.5M	10.50 mi	06:58:21	1:35:49	9:08	5:54	11:48	+5:43
12M	12.00 mi	07:10:53	1:48:21	9:02	12:32	8:21	-3:27
14M	14.00 mi	07:29:40	2:07:08	9:05	18:47	9:23	+1:02
16M	16.00 mi	07:43:41	2:21:09	8:49	14:01	7:00	-2:23
18M	18.00 mi	08:04:08	2:41:36	8:59	20:27	10:14	+3:14
20M	20.00 mi	08:22:30	2:59:58	9:00	18:22	9:11	-1:03
22M	22.00 mi	08:40:26	3:17:54	9:00	17:56	8:58	-0:13
24M	24.00 mi	09:00:08	3:37:36	9:04	19:42	9:51	+0:53
Finish	26.22 mi	09:26:58	4:04:26	9:20	26:50	12:06	+2:15

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

6:05 /mi

Average Pace

9:20 /mi

Slowest Pace

12:06 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

28:59

12% of race

Time at Steady Pace

2:42:16

66% of race

Time at Slower Pace

53:11

22% of race

Average Pace: 9:19 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
2M	2.00 mi	05:40:59	18:27	9:13	18:27	9:13	#2790
4M	4.00 mi	05:59:29	36:57	9:14	18:30	9:15	#2766
6M	6.00 mi	06:17:45	55:13	9:12	18:16	9:08	#2643
8M	8.00 mi	06:35:13	1:12:41	9:05	17:28	8:44	#2438
9.6M	9.60 mi	06:50:01	1:27:29	9:07	14:48	9:15	#2359
10M	10.00 mi	06:52:27	1:29:55	9:00	2:26	6:05	#2333
10.5M	10.50 mi	06:58:21	1:35:49	9:08	5:54	11:48	#2300
12M	12.00 mi	07:10:53	1:48:21	9:02	12:32	8:21	#2196
14M	14.00 mi	07:29:40	2:07:08	9:05	18:47	9:23	#2102
16M	16.00 mi	07:43:41	2:21:09	8:49	14:01	7:00	#1859
18M	18.00 mi	08:04:08	2:41:36	8:59	20:27	10:14	#1929
20M	20.00 mi	08:22:30	2:59:58	9:00	18:22	9:11	#1860
22M	22.00 mi	08:40:26	3:17:54	9:00	17:56	8:58	#1847
24M	24.00 mi	09:00:08	3:37:36	9:04	19:42	9:51	#1782
Finish	26.22 mi	09:26:58	4:04:26	9:20	26:50	12:06	#2062

Faster pace

Steady pace

Slower pace

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 26%

Garmin Challenge

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

8:20

Segment Time

9:16/mi

Pace

0.90 mi

Distance

Overall

1889

Men

1619

Division

150

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M40-44	Seg. Overall	Seg. Males	Seg. M40-44
2M	2.00 mi	2.00 mi	2790	2293	204	1856(Top 26%)	1564(Top 31%)	137(Top 31%)
4M	4.00 mi	2.00 mi	2766+24	2279+14	204	2783(Top 39%)	2302(Top 46%)	202(Top 46%)
6M	6.00 mi	2.00 mi	2643+123	2189+90	195+9	2486(Top 35%)	2074(Top 41%)	186(Top 43%)
8M	8.00 mi	2.00 mi	2438+205	2039+150	185+10	1977(Top 28%)	1676(Top 33%)	151(Top 35%)
9.6M	9.60 mi	1.60 mi	2359+79	1981+58	183+2	2041(Top 28%)	1746(Top 35%)	149(Top 34%)
10M	10.00 mi	0.40 mi	2333+26	1964+17	181+2	1896(Top 26%)	1613(Top 32%)	149(Top 34%)
10.5M	10.50 mi	0.50 mi	2300+33	1938+26	182-1	2042(Top 28%)	1736(Top 34%)	157(Top 36%)
12M	12.00 mi	1.50 mi	2196+104	1861+77	169+13	1856(Top 26%)	1564(Top 31%)	137(Top 31%)
14M	14.00 mi	2.00 mi	2102+94	1777+84	163+6	1776(Top 25%)	1520(Top 30%)	136(Top 31%)
16M	16.00 mi	2.00 mi	1859+243	1572+205	144+19	947(Top 13%)	819(Top 16%)	76(Top 17%)
18M	18.00 mi	2.00 mi	1929-70	1633-61	149-5	2538(Top 35%)	2040(Top 40%)	187(Top 43%)
20M	20.00 mi	2.00 mi	1860+69	1573+60	148+1	1668(Top 23%)	1373(Top 27%)	123(Top 28%)
22M	22.00 mi	2.00 mi	1847+13	1556+17	146+2	1982(Top 28%)	1581(Top 31%)	136(Top 31%)
24M	24.00 mi	2.00 mi	1782+65	1485+71	136+10	1599(Top 22%)	1270(Top 25%)	110(Top 25%)
Finish	26.22 mi	2.22 mi	2062-280	1700-215	153-17	4629(Top 65%)	3338(Top 66%)	279(Top 64%)

Passing Analysis

Category:

Athletes Passed

1449*

Passed By

721

Net Change

+728

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#2790
2M → 4M	129*	105	+24	#2790	#2766
4M → 6M	155	32	+123	#2766	#2643
6M → 8M	211*	6	+205	#2643	#2438
8M → 9.6M	105*	26	+79	#2438	#2359
9.6M → 10M	31	5	+26	#2359	#2333
10M → 10.5M	48	15	+33	#2333	#2300
10.5M → 12M	116	12	+104	#2300	#2196
12M → 14M	107*	13	+94	#2196	#2102
14M → 16M	249*	6	+243	#2102	#1859
16M → 18M	58	128	-70	#1859	#1929
18M → 20M	90*	21	+69	#1929	#1860
20M → 22M	57*	44	+13	#1860	#1847
22M → 24M	87*	22	+65	#1847	#1782
24M → Finish	6*	286	-280	#1782	#2062
TOTALS	1449*	721	+728

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

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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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

Brian Keum

⏱️ Race Timeline

Race Animation with Course Map

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Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈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 Analysis Visualizations

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

⚖️ Age Grade

Export Track Data

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Quick Links

All Results

Race Analytics

Course Information

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Public Race Data