Noreen Chan

Bib: 9032•F•Age: 51

Pacifica, 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 (F50-54)

#0 / 79

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

22:24

Rank: #6108

Start → 2M

22:24 | 11:12/mi

22:24

Rank: #6108

Start → 2M

22:24 | 11:12/mi

45:34

Rank: #6172 (-64)

2M → 4M

23:10 | 11:35/mi

45:34

Rank: #6172 (-64)

2M → 4M

23:10 | 11:35/mi

1:09:13

Rank: #6146 (+26)

4M → 6M

23:39 | 11:49/mi

1:09:13

Rank: #6146 (+26)

4M → 6M

23:39 | 11:49/mi

1:32:40

Rank: #6238 (-92)

6M → 8M

23:27 | 11:43/mi

1:32:40

Rank: #6238 (-92)

6M → 8M

23:27 | 11:43/mi

9.6M

1:53:17

Rank: #6241 (-3)

8M → 9.6M

20:37 | 12:53/mi

9.6M

1:53:17

Rank: #6241 (-3)

8M → 9.6M

20:37 | 12:53/mi

10M

1:56:50

Rank: #6264 (-23)

9.6M → 10M

3:33 | 8:53/mi

10M

1:56:50

Rank: #6264 (-23)

9.6M → 10M

3:33 | 8:53/mi

10.5M

2:05:28

Rank: #6274 (-10)

10M → 10.5M

8:38 | 17:16/mi

10.5M

2:05:28

Rank: #6274 (-10)

10M → 10.5M

8:38 | 17:16/mi

12M

2:25:57

Rank: #6403 (-129)

10.5M → 12M

20:29 | 13:39/mi

12M

2:25:57

Rank: #6403 (-129)

10.5M → 12M

20:29 | 13:39/mi

14M

2:52:29

Rank: #6361 (+42)

12M → 14M

26:32 | 13:16/mi

14M

2:52:29

Rank: #6361 (+42)

12M → 14M

26:32 | 13:16/mi

16M

3:17:52

Rank: #6436 (-75)

14M → 16M

25:23 | 12:42/mi

16M

3:17:52

Rank: #6436 (-75)

14M → 16M

25:23 | 12:42/mi

18M

3:43:15

Rank: #6309 (+127)

16M → 18M

25:23 | 12:42/mi

18M

3:43:15

Rank: #6309 (+127)

16M → 18M

25:23 | 12:42/mi

20M

4:09:39

Rank: #6261 (+48)

18M → 20M

26:24 | 13:12/mi

20M

4:09:39

Rank: #6261 (+48)

18M → 20M

26:24 | 13:12/mi

22M

4:34:54

Rank: #6221 (+40)

20M → 22M

25:15 | 12:37/mi

22M

4:34:54

Rank: #6221 (+40)

20M → 22M

25:15 | 12:37/mi

24M

5:02:43

Rank: #6159 (+62)

22M → 24M

27:49 | 13:55/mi

24M

5:02:43

Rank: #6159 (+62)

22M → 24M

27:49 | 13:55/mi

Finish· 26.22 mi

5:32:11

Rank: #6098 (+61)

24M → Finish

29:28 | 13:17/mi

Finish· 26.22 mi

5:32:11

Rank: #6098 (+61)

24M → Finish

29:28 | 13:17/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:52:29

Pace12:19 /mi

2nd Half✓ Faster

Distance12.22 mi

Time2:39:42

Pace13:04 /mi

📊Negative Split: 7.4% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:53:41	22:24	11:12	22:24	11:12	-
4M	4.00 mi	06:16:51	45:34	11:24	23:10	11:35	+0:23
6M	6.00 mi	06:40:30	1:09:13	11:32	23:39	11:49	+0:14
8M	8.00 mi	07:03:57	1:32:40	11:35	23:27	11:43	-0:06
9.6M	9.60 mi	07:24:34	1:53:17	11:48	20:37	12:53	+1:10
10M	10.00 mi	07:28:07	1:56:50	11:41	3:33	8:53	-4:00
10.5M	10.50 mi	07:36:45	2:05:28	11:57	8:38	17:16	+8:23
12M	12.00 mi	07:57:14	2:25:57	12:10	20:29	13:39	-3:37
14M	14.00 mi	08:23:46	2:52:29	12:19	26:32	13:16	-0:23
16M	16.00 mi	08:49:09	3:17:52	12:22	25:23	12:42	-0:34
18M	18.00 mi	09:14:32	3:43:15	12:24	25:23	12:42	0:00
20M	20.00 mi	09:40:56	4:09:39	12:29	26:24	13:12	+0:30
22M	22.00 mi	10:06:11	4:34:54	12:30	25:15	12:37	-0:35
24M	24.00 mi	10:34:00	5:02:43	12:37	27:49	13:55	+1:18
Finish	26.22 mi	11:03:28	5:32:11	12:41	29:28	13:17	-0:38

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

8:53 /mi

Average Pace

12:41 /mi

Slowest Pace

17:16 /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

1:36:13

29% of race

Time at Steady Pace

2:59:02

54% of race

Time at Slower Pace

56:56

17% of race

Average Pace: 12:40 /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

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	05:53:41	22:24	11:12	22:24	11:12	#6108
4M	4.00 mi	06:16:51	45:34	11:24	23:10	11:35	#6172
6M	6.00 mi	06:40:30	1:09:13	11:32	23:39	11:49	#6146
8M	8.00 mi	07:03:57	1:32:40	11:35	23:27	11:43	#6238
9.6M	9.60 mi	07:24:34	1:53:17	11:48	20:37	12:53	#6241
10M	10.00 mi	07:28:07	1:56:50	11:41	3:33	8:53	#6264
10.5M	10.50 mi	07:36:45	2:05:28	11:57	8:38	17:16	#6274
12M	12.00 mi	07:57:14	2:25:57	12:10	20:29	13:39	#6403
14M	14.00 mi	08:23:46	2:52:29	12:19	26:32	13:16	#6361
16M	16.00 mi	08:49:09	3:17:52	12:22	25:23	12:42	#6436
18M	18.00 mi	09:14:32	3:43:15	12:24	25:23	12:42	#6309
20M	20.00 mi	09:40:56	4:09:39	12:29	26:24	13:12	#6261
22M	22.00 mi	10:06:11	4:34:54	12:30	25:15	12:37	#6221
24M	24.00 mi	10:34:00	5:02:43	12:37	27:49	13:55	#6159
Finish	26.22 mi	11:03:28	5:32:11	12:41	29:28	13:17	#6098

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 89%

Garmin Challenge

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

12:11

Segment Time

13:32/mi

Pace

0.90 mi

Distance

Overall

6357

Women

1757

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Females	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
2M	2.00 mi	2.00 mi	6108	1623	56	6848(Top 96%)	1941(Top 93%)	68(Top 86%)
4M	4.00 mi	2.00 mi	6172-64	1650-27	58-2	6221(Top 87%)	1678(Top 80%)	58(Top 73%)
6M	6.00 mi	2.00 mi	6146+26	1641+9	56+2	6197(Top 86%)	1655(Top 79%)	54(Top 68%)
8M	8.00 mi	2.00 mi	6238-92	1672-31	57-1	6503(Top 91%)	1745(Top 84%)	58(Top 73%)
9.6M	9.60 mi	1.60 mi	6241-3	1676-4	56+1	6257(Top 87%)	1702(Top 82%)	57(Top 72%)
10M	10.00 mi	0.40 mi	6264-23	1691-15	56	6585(Top 92%)	1832(Top 88%)	61(Top 77%)
10.5M	10.50 mi	0.50 mi	6274-10	1699-8	57-1	6356(Top 89%)	1766(Top 85%)	62(Top 78%)
12M	12.00 mi	1.50 mi	6403-129	1742-43	58-1	6848(Top 96%)	1941(Top 93%)	68(Top 86%)
14M	14.00 mi	2.00 mi	6361+42	1732+10	58	6142(Top 86%)	1664(Top 80%)	58(Top 73%)
16M	16.00 mi	2.00 mi	6436-75	1766-34	59-1	6476(Top 90%)	1828(Top 88%)	67(Top 85%)
18M	18.00 mi	2.00 mi	6309+127	1719+47	57+2	5027(Top 70%)	1327(Top 64%)	45(Top 57%)
20M	20.00 mi	2.00 mi	6261+48	1710+9	57	5824(Top 81%)	1643(Top 79%)	58(Top 73%)
22M	22.00 mi	2.00 mi	6221+40	1698+12	58-1	5770(Top 81%)	1654(Top 79%)	63(Top 80%)
24M	24.00 mi	2.00 mi	6159+62	1684+14	58	5534(Top 77%)	1585(Top 76%)	59(Top 75%)
Finish	26.22 mi	2.22 mi	6098+61	1665+19	58	5577(Top 78%)	1584(Top 76%)	57(Top 72%)

F50-54

Passing Analysis

Category:

Athletes Passed

947*

Passed By

937

Net Change

+10

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#6108
2M → 4M	105*	169	-64	#6108	#6172
4M → 6M	137*	111	+26	#6172	#6146
6M → 8M	29*	121	-92	#6146	#6238
8M → 9.6M	79*	82	-3	#6238	#6241
9.6M → 10M	8	31	-23	#6241	#6264
10M → 10.5M	45	55	-10	#6264	#6274
10.5M → 12M	12	141	-129	#6274	#6403
12M → 14M	76*	34	+42	#6403	#6361
14M → 16M	38*	113	-75	#6361	#6436
16M → 18M	139*	12	+127	#6436	#6309
18M → 20M	72*	24	+48	#6309	#6261
20M → 22M	56*	16	+40	#6261	#6221
22M → 24M	78*	16	+62	#6221	#6159
24M → Finish	73*	12	+61	#6159	#6098
TOTALS	947*	937	+10

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

📊

Passing Visuals

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 5 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

Noreen Chan

⏱️ Race Timeline

Course Map & Elevation

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

📈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