Sierra Nguyen

Bib: 3562•F•Age: 30

San Francisco, CA

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 7166

Top 15%

Gender (Female)

#0 / 2086

Top 7%

Division (F30-34)

#0 / 395

Top 7%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

17:19

Rank: #1633

Start → 2M

17:19 | 8:39/mi

17:19

Rank: #1633

Start → 2M

17:19 | 8:39/mi

35:04

Rank: #1761 (-128)

2M → 4M

17:45 | 8:53/mi

35:04

Rank: #1761 (-128)

2M → 4M

17:45 | 8:53/mi

52:50

Rank: #1825 (-64)

4M → 6M

17:46 | 8:53/mi

52:50

Rank: #1825 (-64)

4M → 6M

17:46 | 8:53/mi

1:10:32

Rank: #1901 (-76)

6M → 8M

17:42 | 8:51/mi

1:10:32

Rank: #1901 (-76)

6M → 8M

17:42 | 8:51/mi

9.6M

1:24:53

Rank: #1823 (+78)

8M → 9.6M

14:21 | 8:58/mi

9.6M

1:24:53

Rank: #1823 (+78)

8M → 9.6M

14:21 | 8:58/mi

10M

1:27:17

Rank: #1809 (+14)

9.6M → 10M

2:24 | 6:00/mi

10M

1:27:17

Rank: #1809 (+14)

9.6M → 10M

2:24 | 6:00/mi

10.5M

1:33:01

Rank: #1781 (+28)

10M → 10.5M

5:44 | 11:28/mi

10.5M

1:33:01

Rank: #1781 (+28)

10M → 10.5M

5:44 | 11:28/mi

12M

1:45:11

Rank: #1701 (+80)

10.5M → 12M

12:10 | 8:07/mi

12M

1:45:11

Rank: #1701 (+80)

10.5M → 12M

12:10 | 8:07/mi

14M

2:03:55

Rank: #1695 (+6)

12M → 14M

18:44 | 9:22/mi

14M

2:03:55

Rank: #1695 (+6)

12M → 14M

18:44 | 9:22/mi

16M

2:20:48

Rank: #1809 (-114)

14M → 16M

16:53 | 8:26/mi

16M

2:20:48

Rank: #1809 (-114)

14M → 16M

16:53 | 8:26/mi

18M

2:37:40

Rank: #1527 (+282)

16M → 18M

16:52 | 8:26/mi

18M

2:37:40

Rank: #1527 (+282)

16M → 18M

16:52 | 8:26/mi

20M

2:54:53

Rank: #1428 (+99)

18M → 20M

17:13 | 8:36/mi

20M

2:54:53

Rank: #1428 (+99)

18M → 20M

17:13 | 8:36/mi

22M

3:10:11

Rank: #1306 (+122)

20M → 22M

15:18 | 7:39/mi

22M

3:10:11

Rank: #1306 (+122)

20M → 22M

15:18 | 7:39/mi

24M

3:28:31

Rank: #1213 (+93)

22M → 24M

18:20 | 9:10/mi

24M

3:28:31

Rank: #1213 (+93)

22M → 24M

18:20 | 9:10/mi

Finish· 26.22 mi

3:47:11

Rank: #1107 (+106)

24M → Finish

18:40 | 8:25/mi

Finish· 26.22 mi

3:47:11

Rank: #1107 (+106)

24M → Finish

18:40 | 8:25/mi

The Course

Is this your race?

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

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:03:55

Pace8:51 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:43:16

Pace8:27 /mi

📊Negative Split: 16.7% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:48:22	17:19	8:39	17:19	8:39	-
4M	4.00 mi	06:06:07	35:04	8:46	17:45	8:53	+0:14
6M	6.00 mi	06:23:53	52:50	8:48	17:46	8:53	0:00
8M	8.00 mi	06:41:35	1:10:32	8:49	17:42	8:51	-0:02
9.6M	9.60 mi	06:55:56	1:24:53	8:51	14:21	8:58	+0:07
10M	10.00 mi	06:58:20	1:27:17	8:44	2:24	6:00	-2:58
10.5M	10.50 mi	07:04:04	1:33:01	8:52	5:44	11:28	+5:28
12M	12.00 mi	07:16:14	1:45:11	8:46	12:10	8:07	-3:21
14M	14.00 mi	07:34:58	2:03:55	8:51	18:44	9:22	+1:15
16M	16.00 mi	07:51:51	2:20:48	8:48	16:53	8:26	-0:56
18M	18.00 mi	08:08:43	2:37:40	8:46	16:52	8:26	0:00
20M	20.00 mi	08:25:56	2:54:53	8:45	17:13	8:36	+0:10
22M	22.00 mi	08:41:14	3:10:11	8:39	15:18	7:39	-0:57
24M	24.00 mi	08:59:34	3:28:31	8:41	18:20	9:10	+1:31
Finish	26.22 mi	09:18:14	3:47:11	8:40	18:40	8:25	-0:45

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

6:00 /mi

Average Pace

8:40 /mi

Slowest Pace

11:28 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

17:42

8% of race

Time at Steady Pace

3:05:01

81% of race

Time at Slower Pace

24:28

11% of race

Average Pace: 8:40 /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	05:48:22	17:19	8:39	17:19	8:39	#1633
4M	4.00 mi	06:06:07	35:04	8:46	17:45	8:53	#1761
6M	6.00 mi	06:23:53	52:50	8:48	17:46	8:53	#1825
8M	8.00 mi	06:41:35	1:10:32	8:49	17:42	8:51	#1901
9.6M	9.60 mi	06:55:56	1:24:53	8:51	14:21	8:58	#1823
10M	10.00 mi	06:58:20	1:27:17	8:44	2:24	6:00	#1809
10.5M	10.50 mi	07:04:04	1:33:01	8:52	5:44	11:28	#1781
12M	12.00 mi	07:16:14	1:45:11	8:46	12:10	8:07	#1701
14M	14.00 mi	07:34:58	2:03:55	8:51	18:44	9:22	#1695
16M	16.00 mi	07:51:51	2:20:48	8:48	16:53	8:26	#1809
18M	18.00 mi	08:08:43	2:37:40	8:46	16:52	8:26	#1527
20M	20.00 mi	08:25:56	2:54:53	8:45	17:13	8:36	#1428
22M	22.00 mi	08:41:14	3:10:11	8:39	15:18	7:39	#1306
24M	24.00 mi	08:59:34	3:28:31	8:41	18:20	9:10	#1213
Finish	26.22 mi	09:18:14	3:47:11	8:40	18:40	8:25	#1107

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 22%

Garmin Challenge

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

8:08

Segment Time

9:02/mi

Pace

0.90 mi

Distance

Overall

1546

Women

200

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Females	F30-34	Seg. Overall	Seg. Females	Seg. F30-34
2M	2.00 mi	2.00 mi	1633	216	31	1429(Top 20%)	201(Top 10%)	34(Top 9%)
4M	4.00 mi	2.00 mi	1761-128	239-23	37-6	1982(Top 28%)	291(Top 14%)	48(Top 12%)
6M	6.00 mi	2.00 mi	1825-64	256-17	40-3	1953(Top 27%)	275(Top 13%)	45(Top 11%)
8M	8.00 mi	2.00 mi	1901-76	270-14	44-4	2184(Top 30%)	342(Top 16%)	56(Top 14%)
9.6M	9.60 mi	1.60 mi	1823+78	256+14	42+2	1578(Top 22%)	202(Top 10%)	32(Top 8%)
10M	10.00 mi	0.40 mi	1809+14	255+1	41+1	1655(Top 23%)	232(Top 11%)	37(Top 9%)
10.5M	10.50 mi	0.50 mi	1781+28	246+9	39+2	1610(Top 22%)	206(Top 10%)	27(Top 7%)
12M	12.00 mi	1.50 mi	1701+80	240+6	37+2	1429(Top 20%)	201(Top 10%)	34(Top 9%)
14M	14.00 mi	2.00 mi	1695+6	235+5	37	1729(Top 24%)	240(Top 12%)	37(Top 9%)
16M	16.00 mi	2.00 mi	1809-114	262-27	45-8	2731(Top 38%)	566(Top 27%)	103(Top 26%)
18M	18.00 mi	2.00 mi	1527+282	215+47	35+10	712(Top 10%)	92(Top 4%)	13(Top 3%)
20M	20.00 mi	2.00 mi	1428+99	197+18	31+4	949(Top 13%)	130(Top 6%)	21(Top 5%)
22M	22.00 mi	2.00 mi	1306+122	181+16	29+2	582(Top 8%)	79(Top 4%)	15(Top 4%)
24M	24.00 mi	2.00 mi	1213+93	172+9	27+2	926(Top 13%)	161(Top 8%)	26(Top 7%)
Finish	26.22 mi	2.22 mi	1107+106	153+19	26+1	603(Top 8%)	85(Top 4%)	13(Top 3%)

F30-34

105

16M→18M

16.0 - 18.0 mi

Top 10%

×8stories

+106ft-45ft

Overall

712

Females

F30-34

18M→20M

18.0 - 20.0 mi

Top 13%

×3stories

+52ft-26ft

Overall

949

Females

130

F30-34

20M→22M

20.0 - 22.0 mi

Top 8%

×21stories

+17ft-266ft

Overall

582

Females

F30-34

22M→24M

22.0 - 24.0 mi

Top 13%

×3stories

+70ft-85ft

Overall

926

Females

161

F30-34

24M→Finish

24.0 - 26.2 mi

Top 8%

~flat

+2ft-2ft

Overall

603

Females

F30-34

Passing Analysis

Category:

Athletes Passed

1165*

Passed By

639

Net Change

+526

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#1633
2M → 4M	40	168	-128	#1633	#1761
4M → 6M	44	108	-64	#1761	#1825
6M → 8M	31*	107	-76	#1825	#1901
8M → 9.6M	94	16	+78	#1901	#1823
9.6M → 10M	18	4	+14	#1823	#1809
10M → 10.5M	41	13	+28	#1809	#1781
10.5M → 12M	88	8	+80	#1781	#1701
12M → 14M	40*	34	+6	#1701	#1695
14M → 16M	49*	163	-114	#1695	#1809
16M → 18M	287	5	+282	#1809	#1527
18M → 20M	102*	3	+99	#1527	#1428
20M → 22M	122*	0	+122	#1428	#1306
22M → 24M	98*	5	+93	#1306	#1213
24M → Finish	111*	5	+106	#1213	#1107
TOTALS	1165*	639	+526

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

📊

Passing Visuals

Category:

🔥Passing Intensity

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Share Feedback

Quick Links

Explore more race data and athlete comparisons

All Results

Browse complete race results with filtering

→

Race Analytics

View race statistics, trends, and insights

→

Course Information

View interactive course map and elevation

→

Contact Time Management

Questions about your timing data or results

→

Results processed 11 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

Sierra Nguyen

⏱️ 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