Jennifer Shiu

Bib: 6376•F•Age: 39

Brisbane, CA

0:00

0:00

/ mi

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Overall

#0 / 7166

Top 32%

Gender (Female)

#0 / 2086

Top 20%

Division (F35-39)

#0 / 270

Top 18%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

18:08

Rank: #2448

Start → 2M

18:08 | 9:04/mi

18:08

Rank: #2448

Start → 2M

18:08 | 9:04/mi

36:12

Rank: #2354 (+94)

2M → 4M

18:04 | 9:02/mi

36:12

Rank: #2354 (+94)

2M → 4M

18:04 | 9:02/mi

54:43

Rank: #2450 (-96)

4M → 6M

18:31 | 9:15/mi

54:43

Rank: #2450 (-96)

4M → 6M

18:31 | 9:15/mi

1:12:31

Rank: #2392 (+58)

6M → 8M

17:48 | 8:54/mi

1:12:31

Rank: #2392 (+58)

6M → 8M

17:48 | 8:54/mi

9.6M

1:27:46

Rank: #2414 (-22)

8M → 9.6M

15:15 | 9:32/mi

9.6M

1:27:46

Rank: #2414 (-22)

8M → 9.6M

15:15 | 9:32/mi

10M

1:30:19

Rank: #2410 (+4)

9.6M → 10M

2:33 | 6:23/mi

10M

1:30:19

Rank: #2410 (+4)

9.6M → 10M

2:33 | 6:23/mi

10.5M

1:37:18

Rank: #2567 (-157)

10M → 10.5M

6:59 | 13:58/mi

10.5M

1:37:18

Rank: #2567 (-157)

10M → 10.5M

6:59 | 13:58/mi

12M

1:50:34

Rank: #2549 (+18)

10.5M → 12M

13:16 | 8:51/mi

12M

1:50:34

Rank: #2549 (+18)

10.5M → 12M

13:16 | 8:51/mi

14M

2:10:11

Rank: #2516 (+33)

12M → 14M

19:37 | 9:48/mi

14M

2:10:11

Rank: #2516 (+33)

12M → 14M

19:37 | 9:48/mi

16M

2:24:46

Rank: #2246 (+270)

14M → 16M

14:35 | 7:17/mi

16M

2:24:46

Rank: #2246 (+270)

14M → 16M

14:35 | 7:17/mi

18M

2:46:19

Rank: #2378 (-132)

16M → 18M

21:33 | 10:47/mi

18M

2:46:19

Rank: #2378 (-132)

16M → 18M

21:33 | 10:47/mi

20M

3:06:11

Rank: #2380 (-2)

18M → 20M

19:52 | 9:56/mi

20M

3:06:11

Rank: #2380 (-2)

18M → 20M

19:52 | 9:56/mi

22M

3:24:28

Rank: #2296 (+84)

20M → 22M

18:17 | 9:08/mi

22M

3:24:28

Rank: #2296 (+84)

20M → 22M

18:17 | 9:08/mi

24M

3:46:20

Rank: #2302 (-6)

22M → 24M

21:52 | 10:56/mi

24M

3:46:20

Rank: #2302 (-6)

22M → 24M

21:52 | 10:56/mi

Finish· 26.22 mi

4:09:25

Rank: #2287 (+15)

24M → Finish

23:05 | 10:24/mi

Finish· 26.22 mi

4:09:25

Rank: #2287 (+15)

24M → Finish

23:05 | 10:24/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:10:11

Pace9:18 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:59:14

Pace9:45 /mi

📊Negative Split: 8.4% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:45:58	18:08	9:04	18:08	9:04	-
4M	4.00 mi	06:04:02	36:12	9:03	18:04	9:02	-0:02
6M	6.00 mi	06:22:33	54:43	9:07	18:31	9:15	+0:13
8M	8.00 mi	06:40:21	1:12:31	9:04	17:48	8:54	-0:21
9.6M	9.60 mi	06:55:36	1:27:46	9:09	15:15	9:32	+0:38
10M	10.00 mi	06:58:09	1:30:19	9:02	2:33	6:23	-3:09
10.5M	10.50 mi	07:05:08	1:37:18	9:16	6:59	13:58	+7:35
12M	12.00 mi	07:18:24	1:50:34	9:13	13:16	8:51	-5:07
14M	14.00 mi	07:38:01	2:10:11	9:18	19:37	9:48	+0:57
16M	16.00 mi	07:52:36	2:24:46	9:03	14:35	7:17	-2:31
18M	18.00 mi	08:14:09	2:46:19	9:14	21:33	10:47	+3:30
20M	20.00 mi	08:34:01	3:06:11	9:19	19:52	9:56	-0:51
22M	22.00 mi	08:52:18	3:24:28	9:18	18:17	9:08	-0:48
24M	24.00 mi	09:14:10	3:46:20	9:26	21:52	10:56	+1:48
Finish	26.22 mi	09:37:15	4:09:25	9:31	23:05	10:24	-0:32

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

6:23 /mi

Average Pace

9:31 /mi

Slowest Pace

13:58 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

17:08

7% of race

Time at Steady Pace

2:38:48

64% of race

Time at Slower Pace

1:13:29

29% of race

Average Pace: 9:31 /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	05:45:58	18:08	9:04	18:08	9:04	#2448
4M	4.00 mi	06:04:02	36:12	9:03	18:04	9:02	#2354
6M	6.00 mi	06:22:33	54:43	9:07	18:31	9:15	#2450
8M	8.00 mi	06:40:21	1:12:31	9:04	17:48	8:54	#2392
9.6M	9.60 mi	06:55:36	1:27:46	9:09	15:15	9:32	#2414
10M	10.00 mi	06:58:09	1:30:19	9:02	2:33	6:23	#2410
10.5M	10.50 mi	07:05:08	1:37:18	9:16	6:59	13:58	#2567
12M	12.00 mi	07:18:24	1:50:34	9:13	13:16	8:51	#2549
14M	14.00 mi	07:38:01	2:10:11	9:18	19:37	9:48	#2516
16M	16.00 mi	07:52:36	2:24:46	9:03	14:35	7:17	#2246
18M	18.00 mi	08:14:09	2:46:19	9:14	21:33	10:47	#2378
20M	20.00 mi	08:34:01	3:06:11	9:19	19:52	9:56	#2380
22M	22.00 mi	08:52:18	3:24:28	9:18	18:17	9:08	#2296
24M	24.00 mi	09:14:10	3:46:20	9:26	21:52	10:56	#2302
Finish	26.22 mi	09:37:15	4:09:25	9:31	23:05	10:24	#2287

Faster pace

Steady pace

Slower pace

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 52%

Garmin Challenge

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

9:32

Segment Time

10:36/mi

Pace

0.90 mi

Distance

Overall

3719

Women

751

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Females	F35-39	Seg. Overall	Seg. Females	Seg. F35-39
2M	2.00 mi	2.00 mi	2448	396	48	2613(Top 36%)	441(Top 21%)	45(Top 17%)
4M	4.00 mi	2.00 mi	2354+94	381+15	46+2	2258(Top 32%)	355(Top 17%)	44(Top 16%)
6M	6.00 mi	2.00 mi	2450-96	393-12	48-2	2757(Top 38%)	472(Top 23%)	55(Top 20%)
8M	8.00 mi	2.00 mi	2392+58	378+15	47+1	2312(Top 32%)	367(Top 18%)	41(Top 15%)
9.6M	9.60 mi	1.60 mi	2414-22	382-4	47	2515(Top 35%)	400(Top 19%)	47(Top 17%)
10M	10.00 mi	0.40 mi	2410+4	380+2	47	2589(Top 36%)	433(Top 21%)	50(Top 19%)
10.5M	10.50 mi	0.50 mi	2567-157	427-47	50-3	4216(Top 59%)	946(Top 45%)	117(Top 43%)
12M	12.00 mi	1.50 mi	2549+18	414+13	49+1	2613(Top 36%)	441(Top 21%)	45(Top 17%)
14M	14.00 mi	2.00 mi	2516+33	409+5	48+1	2436(Top 34%)	402(Top 19%)	48(Top 18%)
16M	16.00 mi	2.00 mi	2246+270	364+45	44+4	1350(Top 19%)	214(Top 10%)	24(Top 9%)
18M	18.00 mi	2.00 mi	2378-132	386-22	46-2	3222(Top 45%)	697(Top 33%)	82(Top 30%)
20M	20.00 mi	2.00 mi	2380-2	403-17	48-2	2522(Top 35%)	508(Top 24%)	59(Top 22%)
22M	22.00 mi	2.00 mi	2296+84	395+8	45+3	2171(Top 30%)	444(Top 21%)	58(Top 21%)
24M	24.00 mi	2.00 mi	2302-6	410-15	46-1	2756(Top 38%)	674(Top 32%)	85(Top 31%)
Finish	26.22 mi	2.22 mi	2287+15	416-6	48-2	2759(Top 39%)	690(Top 33%)	83(Top 31%)

F35-39

119

10.5M→12M

10.5 - 12.0 mi

Top 36%

×18stories

+304ft-125ft

Overall

2613

Females

441

F35-39

12M→14M

12.0 - 14.0 mi

Top 34%

×9stories

+99ft-125ft

Overall

2436

Females

402

F35-39

14M→16M

14.0 - 16.0 mi

Top 19%

×9stories

+124ft-78ft

Overall

1350

Females

214

F35-39

16M→18M

16.0 - 18.0 mi

Top 45%

×8stories

+106ft-45ft

Overall

3222

Females

697

F35-39

18M→20M

18.0 - 20.0 mi

Top 35%

×3stories

+52ft-26ft

Overall

2522

Females

508

F35-39

20M→22M

20.0 - 22.0 mi

Top 30%

×21stories

+17ft-266ft

Overall

2171

Females

444

F35-39

22M→24M

22.0 - 24.0 mi

Top 38%

×3stories

+70ft-85ft

Overall

2756

Females

674

F35-39

24M→Finish

24.0 - 26.2 mi

Top 39%

~flat

+2ft-2ft

Overall

2759

Females

690

F35-39

Passing Analysis

Category:

Athletes Passed

1111*

Passed By

950

Net Change

+161

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#2448
2M → 4M	161*	67	+94	#2448	#2354
4M → 6M	58	154	-96	#2354	#2450
6M → 8M	99*	41	+58	#2450	#2392
8M → 9.6M	54*	76	-22	#2392	#2414
9.6M → 10M	16	12	+4	#2414	#2410
10M → 10.5M	11	168	-157	#2410	#2567
10.5M → 12M	61	43	+18	#2567	#2549
12M → 14M	59*	26	+33	#2549	#2516
14M → 16M	279*	9	+270	#2516	#2246
16M → 18M	35	167	-132	#2246	#2378
18M → 20M	58*	60	-2	#2378	#2380
20M → 22M	103*	19	+84	#2380	#2296
22M → 24M	54*	60	-6	#2296	#2302
24M → Finish	63*	48	+15	#2302	#2287
TOTALS	1111*	950	+161

* 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 14 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

The San Francisco Marathon

Race timed by

Race Place Events

Jennifer Shiu

⏱️ 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