Karen Yu

Bib: 7796•F•Age: 49

Belmont, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Gender (Female)

#0 / 2086

Masters (Masters Women)

#0 / 458

Division (F45-49)

#0 / 107

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

20:46

Rank: #4893

Start → 2M

20:46 | 10:23/mi

20:46

Rank: #4893

Start → 2M

20:46 | 10:23/mi

40:55

Rank: #4460 (+433)

2M → 4M

20:09 | 10:05/mi

40:55

Rank: #4460 (+433)

2M → 4M

20:09 | 10:05/mi

1:01:37

Rank: #4391 (+69)

4M → 6M

20:42 | 10:21/mi

1:01:37

Rank: #4391 (+69)

4M → 6M

20:42 | 10:21/mi

1:21:31

Rank: #4304 (+87)

6M → 8M

19:54 | 9:57/mi

1:21:31

Rank: #4304 (+87)

6M → 8M

19:54 | 9:57/mi

9.6M

1:38:23

Rank: #4149 (+155)

8M → 9.6M

16:52 | 10:32/mi

9.6M

1:38:23

Rank: #4149 (+155)

8M → 9.6M

16:52 | 10:32/mi

10M

1:41:22

Rank: #4172 (-23)

9.6M → 10M

2:59 | 7:28/mi

10M

1:41:22

Rank: #4172 (-23)

9.6M → 10M

2:59 | 7:28/mi

10.5M

1:47:59

Rank: #4099 (+73)

10M → 10.5M

6:37 | 13:14/mi

10.5M

1:47:59

Rank: #4099 (+73)

10M → 10.5M

6:37 | 13:14/mi

12M

2:04:46

Rank: #4302 (-203)

10.5M → 12M

16:47 | 11:11/mi

12M

2:04:46

Rank: #4302 (-203)

10.5M → 12M

16:47 | 11:11/mi

14M

2:28:41

Rank: #4439 (-137)

12M → 14M

23:55 | 11:57/mi

14M

2:28:41

Rank: #4439 (-137)

12M → 14M

23:55 | 11:57/mi

16M

2:47:46

Rank: #4359 (+80)

14M → 16M

19:05 | 9:32/mi

16M

2:47:46

Rank: #4359 (+80)

14M → 16M

19:05 | 9:32/mi

18M

3:14:59

Rank: #4578 (-219)

16M → 18M

27:13 | 13:37/mi

18M

3:14:59

Rank: #4578 (-219)

16M → 18M

27:13 | 13:37/mi

20M

3:41:05

Rank: #4742 (-164)

18M → 20M

26:06 | 13:03/mi

20M

3:41:05

Rank: #4742 (-164)

18M → 20M

26:06 | 13:03/mi

22M

4:05:20

Rank: #4836 (-94)

20M → 22M

24:15 | 12:07/mi

22M

4:05:20

Rank: #4836 (-94)

20M → 22M

24:15 | 12:07/mi

24M

4:36:04

Rank: #5112 (-276)

22M → 24M

30:44 | 15:22/mi

24M

4:36:04

Rank: #5112 (-276)

22M → 24M

30:44 | 15:22/mi

Finish· 26.22 mi

5:07:50

Rank: #5283 (-171)

24M → Finish

31:46 | 14:19/mi

Finish· 26.22 mi

5:07:50

Rank: #5283 (-171)

24M → Finish

31:46 | 14:19/mi

The Course

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Half Splits

1st Half· via 14MFaster

Distance14.00 mi

Time2:28:41

Pace10:37 /mi

2nd Half

Distance12.22 mi

Time2:39:09

Pace13:02 /mi

📊Positive Split: 7.0% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:49:26	20:46	10:23	20:46	10:23	-
4M	4.00 mi	06:09:35	40:55	10:14	20:09	10:05	-0:18
6M	6.00 mi	06:30:17	1:01:37	10:16	20:42	10:21	+0:16
8M	8.00 mi	06:50:11	1:21:31	10:11	19:54	9:57	-0:24
9.6M	9.60 mi	07:07:03	1:38:23	10:15	16:52	10:32	+0:35
10M	10.00 mi	07:10:02	1:41:22	10:08	2:59	7:28	-3:04
10.5M	10.50 mi	07:16:39	1:47:59	10:17	6:37	13:14	+5:46
12M	12.00 mi	07:33:26	2:04:46	10:24	16:47	11:11	-2:03
14M	14.00 mi	07:57:21	2:28:41	10:37	23:55	11:57	+0:46
16M	16.00 mi	08:16:26	2:47:46	10:29	19:05	9:32	-2:25
18M	18.00 mi	08:43:39	3:14:59	10:50	27:13	13:37	+4:05
20M	20.00 mi	09:09:45	3:41:05	11:03	26:06	13:03	-0:34
22M	22.00 mi	09:34:00	4:05:20	11:09	24:15	12:07	-0:56
24M	24.00 mi	10:04:44	4:36:04	11:30	30:44	15:22	+3:15
Finish	26.22 mi	10:36:30	5:07:50	11:45	31:46	14:19	-1:03

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

7:28 /mi

Average Pace

11:45 /mi

Slowest Pace

15:22 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:02:07

20% of race

Time at Steady Pace

2:03:17

40% of race

Time at Slower Pace

2:02:26

40% of race

Average Pace: 11:44 /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	05:49:26	20:46	10:23	20:46	10:23	#4893
4M	4.00 mi	06:09:35	40:55	10:14	20:09	10:05	#4460
6M	6.00 mi	06:30:17	1:01:37	10:16	20:42	10:21	#4391
8M	8.00 mi	06:50:11	1:21:31	10:11	19:54	9:57	#4304
9.6M	9.60 mi	07:07:03	1:38:23	10:15	16:52	10:32	#4149
10M	10.00 mi	07:10:02	1:41:22	10:08	2:59	7:28	#4172
10.5M	10.50 mi	07:16:39	1:47:59	10:17	6:37	13:14	#4099
12M	12.00 mi	07:33:26	2:04:46	10:24	16:47	11:11	#4302
14M	14.00 mi	07:57:21	2:28:41	10:37	23:55	11:57	#4439
16M	16.00 mi	08:16:26	2:47:46	10:29	19:05	9:32	#4359
18M	18.00 mi	08:43:39	3:14:59	10:50	27:13	13:37	#4578
20M	20.00 mi	09:09:45	3:41:05	11:03	26:06	13:03	#4742
22M	22.00 mi	09:34:00	4:05:20	11:09	24:15	12:07	#4836
24M	24.00 mi	10:04:44	4:36:04	11:30	30:44	15:22	#5112
Finish	26.22 mi	10:36:30	5:07:50	11:45	31:46	14:19	#5283

Faster pace

Steady pace

Slower pace

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 53%

Garmin Challenge

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

9:36

Segment Time

10:40/mi

Pace

0.90 mi

Distance

Overall

3833

Women

792

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Females	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
2M	2.00 mi	2.00 mi	4893	1161	53	5360(Top 75%)	1367(Top 66%)	66(Top 62%)
4M	4.00 mi	2.00 mi	4460+433	989+172	48+5	4143(Top 58%)	863(Top 41%)	47(Top 44%)
6M	6.00 mi	2.00 mi	4391+69	966+23	49-1	4362(Top 61%)	959(Top 46%)	47(Top 44%)
8M	8.00 mi	2.00 mi	4304+87	933+33	47+2	4116(Top 57%)	865(Top 41%)	48(Top 45%)
9.6M	9.60 mi	1.60 mi	4149+155	886+47	46+1	3834(Top 54%)	786(Top 38%)	46(Top 43%)
10M	10.00 mi	0.40 mi	4172-23	893-7	47-1	4942(Top 69%)	1196(Top 57%)	58(Top 54%)
10.5M	10.50 mi	0.50 mi	4099+73	868+25	47	3547(Top 49%)	721(Top 35%)	36(Top 34%)
12M	12.00 mi	1.50 mi	4302-203	948-80	50-3	5360(Top 75%)	1367(Top 66%)	66(Top 62%)
14M	14.00 mi	2.00 mi	4439-137	1001-53	51-1	5058(Top 71%)	1244(Top 60%)	59(Top 55%)
16M	16.00 mi	2.00 mi	4359+80	978+23	55-4	4155(Top 58%)	981(Top 47%)	53(Top 50%)
18M	18.00 mi	2.00 mi	4578-219	1076-98	57-2	5730(Top 80%)	1582(Top 76%)	79(Top 74%)
20M	20.00 mi	2.00 mi	4742-164	1142-66	60-3	5731(Top 80%)	1610(Top 77%)	83(Top 78%)
22M	22.00 mi	2.00 mi	4836-94	1190-48	60	5372(Top 75%)	1522(Top 73%)	79(Top 74%)
24M	24.00 mi	2.00 mi	5112-276	1307-117	62-2	6404(Top 89%)	1855(Top 89%)	93(Top 87%)
Finish	26.22 mi	2.22 mi	5283-171	1374-67	67-5	6174(Top 86%)	1795(Top 86%)	91(Top 85%)

F45-49

Passing Analysis

Category:

Athletes Passed

1343*

Passed By

1733

Net Change

-390

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#4893
2M → 4M	460*	27	+433	#4893	#4460
4M → 6M	159	90	+69	#4460	#4391
6M → 8M	118*	31	+87	#4391	#4304
8M → 9.6M	177*	22	+155	#4304	#4149
9.6M → 10M	7	30	-23	#4149	#4172
10M → 10.5M	83	10	+73	#4172	#4099
10.5M → 12M	10	213	-203	#4099	#4302
12M → 14M	34*	171	-137	#4302	#4439
14M → 16M	161*	81	+80	#4439	#4359
16M → 18M	36	255	-219	#4359	#4578
18M → 20M	33*	197	-164	#4578	#4742
20M → 22M	33*	127	-94	#4742	#4836
22M → 24M	9*	285	-276	#4836	#5112
24M → Finish	23*	194	-171	#5112	#5283
TOTALS	1343*	1733	-390

* 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 9 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

Karen Yu

⏱️ 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

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Quick Links

All Results

Race Analytics

Course Information

Contact Time Management

Public Race Data