Cassandra Nason

Bib: 7668•F•Age: 44

Littleton, CO

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Gender (Female)

#0 / 2086

Top 43%

Masters (Masters Women)

#0 / 458

Top 38%

Division (F40-44)

#0 / 157

Top 43%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

20:31

Rank: #4646

Start → 2M

20:31 | 10:15/mi

20:31

Rank: #4646

Start → 2M

20:31 | 10:15/mi

41:58

Rank: #4924 (-278)

2M → 4M

21:27 | 10:44/mi

41:58

Rank: #4924 (-278)

2M → 4M

21:27 | 10:44/mi

1:02:36

Rank: #4679 (+245)

4M → 6M

20:38 | 10:19/mi

1:02:36

Rank: #4679 (+245)

4M → 6M

20:38 | 10:19/mi

1:22:59

Rank: #4596 (+83)

6M → 8M

20:23 | 10:11/mi

1:22:59

Rank: #4596 (+83)

6M → 8M

20:23 | 10:11/mi

9.6M

1:40:36

Rank: #4523 (+73)

8M → 9.6M

17:37 | 11:01/mi

9.6M

1:40:36

Rank: #4523 (+73)

8M → 9.6M

17:37 | 11:01/mi

10M

1:43:25

Rank: #4512 (+11)

9.6M → 10M

2:49 | 7:03/mi

10M

1:43:25

Rank: #4512 (+11)

9.6M → 10M

2:49 | 7:03/mi

10.5M

1:52:34

Rank: #4775 (-263)

10M → 10.5M

9:09 | 18:18/mi

10.5M

1:52:34

Rank: #4775 (-263)

10M → 10.5M

9:09 | 18:18/mi

12M

2:08:19

Rank: #4742 (+33)

10.5M → 12M

15:45 | 10:30/mi

12M

2:08:19

Rank: #4742 (+33)

10.5M → 12M

15:45 | 10:30/mi

14M

2:31:41

Rank: #4725 (+17)

12M → 14M

23:22 | 11:41/mi

14M

2:31:41

Rank: #4725 (+17)

12M → 14M

23:22 | 11:41/mi

16M

2:52:44

Rank: #4802 (-77)

14M → 16M

21:03 | 10:32/mi

16M

2:52:44

Rank: #4802 (-77)

14M → 16M

21:03 | 10:32/mi

18M

3:13:47

Rank: #4504 (+298)

16M → 18M

21:03 | 10:32/mi

18M

3:13:47

Rank: #4504 (+298)

16M → 18M

21:03 | 10:32/mi

20M

3:36:15

Rank: #4418 (+86)

18M → 20M

22:28 | 11:14/mi

20M

3:36:15

Rank: #4418 (+86)

18M → 20M

22:28 | 11:14/mi

22M

3:55:34

Rank: #4245 (+173)

20M → 22M

19:19 | 9:39/mi

22M

3:55:34

Rank: #4245 (+173)

20M → 22M

19:19 | 9:39/mi

24M

4:17:36

Rank: #4086 (+159)

22M → 24M

22:02 | 11:01/mi

24M

4:17:36

Rank: #4086 (+159)

22M → 24M

22:02 | 11:01/mi

Finish· 26.22 mi

4:40:44

Rank: #3934 (+152)

24M → Finish

23:08 | 10:26/mi

Finish· 26.22 mi

4:40:44

Rank: #3934 (+152)

24M → Finish

23:08 | 10:26/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:31:41

Pace10:50 /mi

2nd Half✓ Faster

Distance12.22 mi

Time2:09:03

Pace10:34 /mi

📊Negative Split: 14.9% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:56:46	20:31	10:15	20:31	10:15	-
4M	4.00 mi	06:18:13	41:58	10:30	21:27	10:44	+0:29
6M	6.00 mi	06:38:51	1:02:36	10:26	20:38	10:19	-0:25
8M	8.00 mi	06:59:14	1:22:59	10:22	20:23	10:11	-0:08
9.6M	9.60 mi	07:16:51	1:40:36	10:29	17:37	11:01	+0:50
10M	10.00 mi	07:19:40	1:43:25	10:21	2:49	7:03	-3:58
10.5M	10.50 mi	07:28:49	1:52:34	10:43	9:09	18:18	+11:15
12M	12.00 mi	07:44:34	2:08:19	10:42	15:45	10:30	-7:48
14M	14.00 mi	08:07:56	2:31:41	10:50	23:22	11:41	+1:11
16M	16.00 mi	08:28:59	2:52:44	10:48	21:03	10:32	-1:09
18M	18.00 mi	08:50:02	3:13:47	10:46	21:03	10:32	0:00
20M	20.00 mi	09:12:30	3:36:15	10:49	22:28	11:14	+0:42
22M	22.00 mi	09:31:49	3:55:34	10:42	19:19	9:39	-1:35
24M	24.00 mi	09:53:51	4:17:36	10:44	22:02	11:01	+1:22
Finish	26.22 mi	10:16:59	4:40:44	10:43	23:08	10:26	-0:35

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

7:03 /mi

Average Pace

10:43 /mi

Slowest Pace

18:18 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49

1% of race

Time at Steady Pace

4:05:24

87% of race

Time at Slower Pace

32:31

12% of race

Average Pace: 10:42 /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	05:56:46	20:31	10:15	20:31	10:15	#4646
4M	4.00 mi	06:18:13	41:58	10:30	21:27	10:44	#4924
6M	6.00 mi	06:38:51	1:02:36	10:26	20:38	10:19	#4679
8M	8.00 mi	06:59:14	1:22:59	10:22	20:23	10:11	#4596
9.6M	9.60 mi	07:16:51	1:40:36	10:29	17:37	11:01	#4523
10M	10.00 mi	07:19:40	1:43:25	10:21	2:49	7:03	#4512
10.5M	10.50 mi	07:28:49	1:52:34	10:43	9:09	18:18	#4775
12M	12.00 mi	07:44:34	2:08:19	10:42	15:45	10:30	#4742
14M	14.00 mi	08:07:56	2:31:41	10:50	23:22	11:41	#4725
16M	16.00 mi	08:28:59	2:52:44	10:48	21:03	10:32	#4802
18M	18.00 mi	08:50:02	3:13:47	10:46	21:03	10:32	#4504
20M	20.00 mi	09:12:30	3:36:15	10:49	22:28	11:14	#4418
22M	22.00 mi	09:31:49	3:55:34	10:42	19:19	9:39	#4245
24M	24.00 mi	09:53:51	4:17:36	10:44	22:02	11:01	#4086
Finish	26.22 mi	10:16:59	4:40:44	10:43	23:08	10:26	#3934

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 87%

Garmin Challenge

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

11:58

Segment Time

13:18/mi

Pace

0.90 mi

Distance

Overall

6250

Women

1712

Division

130

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Females	F40-44	Seg. Overall	Seg. Females	Seg. F40-44
2M	2.00 mi	2.00 mi	4646	1063	80	4675(Top 65%)	1093(Top 52%)	73(Top 46%)
4M	4.00 mi	2.00 mi	4924-278	1174-111	90-10	5167(Top 72%)	1261(Top 60%)	95(Top 61%)
6M	6.00 mi	2.00 mi	4679+245	1077+97	81+9	4306(Top 60%)	935(Top 45%)	68(Top 43%)
8M	8.00 mi	2.00 mi	4596+83	1042+35	76+5	4496(Top 63%)	1009(Top 48%)	75(Top 48%)
9.6M	9.60 mi	1.60 mi	4523+73	1028+14	75+1	4441(Top 62%)	1012(Top 49%)	72(Top 46%)
10M	10.00 mi	0.40 mi	4512+11	1023+5	73+2	4106(Top 57%)	883(Top 42%)	64(Top 41%)
10.5M	10.50 mi	0.50 mi	4775-263	1110-87	82-9	6660(Top 93%)	1885(Top 90%)	141(Top 90%)
12M	12.00 mi	1.50 mi	4742+33	1107+3	78+4	4675(Top 65%)	1093(Top 52%)	73(Top 46%)
14M	14.00 mi	2.00 mi	4725+17	1111-4	78	4782(Top 67%)	1150(Top 55%)	84(Top 54%)
16M	16.00 mi	2.00 mi	4802-77	1147-36	80-2	5136(Top 72%)	1317(Top 63%)	98(Top 62%)
18M	18.00 mi	2.00 mi	4504+298	1044+103	73+7	2940(Top 41%)	607(Top 29%)	41(Top 26%)
20M	20.00 mi	2.00 mi	4418+86	1030+14	72+1	4038(Top 56%)	1011(Top 48%)	77(Top 49%)
22M	22.00 mi	2.00 mi	4245+173	981+49	69+3	2751(Top 38%)	607(Top 29%)	46(Top 29%)
24M	24.00 mi	2.00 mi	4086+159	944+37	68+1	2839(Top 40%)	694(Top 33%)	52(Top 33%)
Finish	26.22 mi	2.22 mi	3934+152	905+39	68	2791(Top 39%)	702(Top 34%)	52(Top 33%)

F40-44

141

10.5M→12M

10.5 - 12.0 mi

Top 65%

×18stories

+304ft-125ft

Overall

4675

Females

1093

F40-44

12M→14M

12.0 - 14.0 mi

Top 67%

×9stories

+99ft-125ft

Overall

4782

Females

1150

F40-44

14M→16M

14.0 - 16.0 mi

Top 72%

×9stories

+124ft-78ft

Overall

5136

Females

1317

F40-44

16M→18M

16.0 - 18.0 mi

Top 41%

×8stories

+106ft-45ft

Overall

2940

Females

607

F40-44

18M→20M

18.0 - 20.0 mi

Top 56%

×3stories

+52ft-26ft

Overall

4038

Females

1011

F40-44

20M→22M

20.0 - 22.0 mi

Top 38%

×21stories

+17ft-266ft

Overall

2751

Females

607

F40-44

22M→24M

22.0 - 24.0 mi

Top 40%

×3stories

+70ft-85ft

Overall

2839

Females

694

F40-44

24M→Finish

24.0 - 26.2 mi

Top 39%

~flat

+2ft-2ft

Overall

2791

Females

702

F40-44

Passing Analysis

Category:

Athletes Passed

1788*

Passed By

1076

Net Change

+712

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#4646
2M → 4M	70*	348	-278	#4646	#4924
4M → 6M	268	23	+245	#4924	#4679
6M → 8M	125*	42	+83	#4679	#4596
8M → 9.6M	120*	47	+73	#4596	#4523
9.6M → 10M	18	7	+11	#4523	#4512
10M → 10.5M	15	278	-263	#4512	#4775
10.5M → 12M	92	59	+33	#4775	#4742
12M → 14M	85*	68	+17	#4742	#4725
14M → 16M	78*	155	-77	#4725	#4802
16M → 18M	302	4	+298	#4802	#4504
18M → 20M	105*	19	+86	#4504	#4418
20M → 22M	180*	7	+173	#4418	#4245
22M → 24M	166*	7	+159	#4245	#4086
24M → Finish	164*	12	+152	#4086	#3934
TOTALS	1788*	1076	+712

* 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 7 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

Cassandra Nason

⏱️ 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

📈Position Graph

🎨Heatmap Timeline

🔄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