Amelia Shreffler

Bib: 4508•F•Age: 34

Raleigh, NC

0:00

0:00

/ mi

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Overall

#0 / 7166

Top 38%

Gender (Female)

#0 / 2086

Top 26%

Division (F30-34)

#0 / 395

Top 23%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

20:35

Rank: #4707

Start → 2M

20:35 | 10:17/mi

20:35

Rank: #4707

Start → 2M

20:35 | 10:17/mi

40:10

Rank: #4145 (+562)

2M → 4M

19:35 | 9:48/mi

40:10

Rank: #4145 (+562)

2M → 4M

19:35 | 9:48/mi

59:33

Rank: #3830 (+315)

4M → 6M

19:23 | 9:41/mi

59:33

Rank: #3830 (+315)

4M → 6M

19:23 | 9:41/mi

1:18:08

Rank: #3603 (+227)

6M → 8M

18:35 | 9:17/mi

1:18:08

Rank: #3603 (+227)

6M → 8M

18:35 | 9:17/mi

9.6M

1:34:56

Rank: #3593 (+10)

8M → 9.6M

16:48 | 10:30/mi

9.6M

1:34:56

Rank: #3593 (+10)

8M → 9.6M

16:48 | 10:30/mi

10M

1:37:33

Rank: #3578 (+15)

9.6M → 10M

2:37 | 6:33/mi

10M

1:37:33

Rank: #3578 (+15)

9.6M → 10M

2:37 | 6:33/mi

10.5M

1:45:26

Rank: #3702 (-124)

10M → 10.5M

7:53 | 15:46/mi

10.5M

1:45:26

Rank: #3702 (-124)

10M → 10.5M

7:53 | 15:46/mi

12M

1:58:40

Rank: #3532 (+170)

10.5M → 12M

13:14 | 8:49/mi

12M

1:58:40

Rank: #3532 (+170)

10.5M → 12M

13:14 | 8:49/mi

14M

2:19:28

Rank: #3465 (+67)

12M → 14M

20:48 | 10:24/mi

14M

2:19:28

Rank: #3465 (+67)

12M → 14M

20:48 | 10:24/mi

16M

2:35:05

Rank: #3214 (+251)

14M → 16M

15:37 | 7:48/mi

16M

2:35:05

Rank: #3214 (+251)

14M → 16M

15:37 | 7:48/mi

18M

2:56:58

Rank: #3202 (+12)

16M → 18M

21:53 | 10:57/mi

18M

2:56:58

Rank: #3202 (+12)

16M → 18M

21:53 | 10:57/mi

20M

3:17:03

Rank: #3112 (+90)

18M → 20M

20:05 | 10:02/mi

20M

3:17:03

Rank: #3112 (+90)

18M → 20M

20:05 | 10:02/mi

22M

3:35:58

Rank: #3016 (+96)

20M → 22M

18:55 | 9:27/mi

22M

3:35:58

Rank: #3016 (+96)

20M → 22M

18:55 | 9:27/mi

24M

3:56:53

Rank: #2877 (+139)

22M → 24M

20:55 | 10:28/mi

24M

3:56:53

Rank: #2877 (+139)

22M → 24M

20:55 | 10:28/mi

Finish· 26.22 mi

4:18:34

Rank: #2751 (+126)

24M → Finish

21:41 | 9:46/mi

Finish· 26.22 mi

4:18:34

Rank: #2751 (+126)

24M → Finish

21:41 | 9:46/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:19:28

Pace9:58 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:59:06

Pace9:45 /mi

📊Negative Split: 14.6% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:40:28	20:35	10:17	20:35	10:17	-
4M	4.00 mi	06:00:03	40:10	10:03	19:35	9:48	-0:29
6M	6.00 mi	06:19:26	59:33	9:56	19:23	9:41	-0:07
8M	8.00 mi	06:38:01	1:18:08	9:46	18:35	9:17	-0:24
9.6M	9.60 mi	06:54:49	1:34:56	9:53	16:48	10:30	+1:13
10M	10.00 mi	06:57:26	1:37:33	9:45	2:37	6:33	-3:57
10.5M	10.50 mi	07:05:19	1:45:26	10:02	7:53	15:46	+9:13
12M	12.00 mi	07:18:33	1:58:40	9:53	13:14	8:49	-6:57
14M	14.00 mi	07:39:21	2:19:28	9:58	20:48	10:24	+1:35
16M	16.00 mi	07:54:58	2:35:05	9:42	15:37	7:48	-2:36
18M	18.00 mi	08:16:51	2:56:58	9:50	21:53	10:57	+3:09
20M	20.00 mi	08:36:56	3:17:03	9:51	20:05	10:02	-0:55
22M	22.00 mi	08:55:51	3:35:58	9:49	18:55	9:27	-0:35
24M	24.00 mi	09:16:46	3:56:53	9:52	20:55	10:28	+1:01
Finish	26.22 mi	09:38:27	4:18:34	9:52	21:41	9:46	-0:42

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

6:33 /mi

Average Pace

9:52 /mi

Slowest Pace

15:46 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

31:28

12% of race

Time at Steady Pace

3:17:20

76% of race

Time at Slower Pace

29:46

12% of race

Average Pace: 9:52 /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	05:40:28	20:35	10:17	20:35	10:17	#4707
4M	4.00 mi	06:00:03	40:10	10:03	19:35	9:48	#4145
6M	6.00 mi	06:19:26	59:33	9:56	19:23	9:41	#3830
8M	8.00 mi	06:38:01	1:18:08	9:46	18:35	9:17	#3603
9.6M	9.60 mi	06:54:49	1:34:56	9:53	16:48	10:30	#3593
10M	10.00 mi	06:57:26	1:37:33	9:45	2:37	6:33	#3578
10.5M	10.50 mi	07:05:19	1:45:26	10:02	7:53	15:46	#3702
12M	12.00 mi	07:18:33	1:58:40	9:53	13:14	8:49	#3532
14M	14.00 mi	07:39:21	2:19:28	9:58	20:48	10:24	#3465
16M	16.00 mi	07:54:58	2:35:05	9:42	15:37	7:48	#3214
18M	18.00 mi	08:16:51	2:56:58	9:50	21:53	10:57	#3202
20M	20.00 mi	08:36:56	3:17:03	9:51	20:05	10:02	#3112
22M	22.00 mi	08:55:51	3:35:58	9:49	18:55	9:27	#3016
24M	24.00 mi	09:16:46	3:56:53	9:52	20:55	10:28	#2877
Finish	26.22 mi	09:38:27	4:18:34	9:52	21:41	9:46	#2751

Faster pace

Steady pace

Slower pace

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 69%

Garmin Challenge

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

10:30

Segment Time

11:40/mi

Pace

0.90 mi

Distance

Overall

4980

Women

1220

Division

232

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	4707	1091	203	2583(Top 36%)	433(Top 21%)	75(Top 19%)
4M	4.00 mi	2.00 mi	4145+562	856+235	151+52	3640(Top 51%)	709(Top 34%)	120(Top 30%)
6M	6.00 mi	2.00 mi	3830+315	761+95	128+23	3379(Top 47%)	626(Top 30%)	100(Top 25%)
8M	8.00 mi	2.00 mi	3603+227	692+69	117+11	3048(Top 43%)	532(Top 26%)	88(Top 22%)
9.6M	9.60 mi	1.60 mi	3593+10	690+2	115+2	3758(Top 52%)	762(Top 37%)	129(Top 33%)
10M	10.00 mi	0.40 mi	3578+15	688+2	115	2970(Top 41%)	531(Top 25%)	91(Top 23%)
10.5M	10.50 mi	0.50 mi	3702-124	735-47	123-8	5696(Top 79%)	1506(Top 72%)	280(Top 71%)
12M	12.00 mi	1.50 mi	3532+170	676+59	115+8	2583(Top 36%)	433(Top 21%)	75(Top 19%)
14M	14.00 mi	2.00 mi	3465+67	669+7	112+3	3188(Top 44%)	604(Top 29%)	104(Top 26%)
16M	16.00 mi	2.00 mi	3214+251	604+65	102+10	1947(Top 27%)	348(Top 17%)	62(Top 16%)
18M	18.00 mi	2.00 mi	3202+12	608-4	102	3383(Top 47%)	755(Top 36%)	130(Top 33%)
20M	20.00 mi	2.00 mi	3112+90	596+12	100+2	2631(Top 37%)	530(Top 25%)	85(Top 22%)
22M	22.00 mi	2.00 mi	3016+96	583+13	99+1	2519(Top 35%)	537(Top 26%)	90(Top 23%)
24M	24.00 mi	2.00 mi	2877+139	561+22	97+2	2260(Top 32%)	516(Top 25%)	86(Top 22%)
Finish	26.22 mi	2.22 mi	2751+126	536+25	91+6	2016(Top 28%)	445(Top 21%)	77(Top 19%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 36%

×1human

+6ft-11ft

Overall

2583

Females

433

F30-34

2M→4M

2.0 - 4.0 mi

Top 51%

×4stories

+75ft-70ft

Overall

3640

Females

709

F30-34

123

4M→6M

4.0 - 6.0 mi

Top 47%

×5stories

+71ft-18ft

Overall

3379

Females

626

F30-34

103

6M→8M

6.0 - 8.0 mi

Top 43%

×9stories

+106ft-21ft

Overall

3048

Females

532

F30-34

8M→9.6M

8.0 - 9.6 mi

Top 52%

×13stories

+117ft-177ft

Overall

3758

Females

762

F30-34

132

9.6M→10M

9.6 - 10.0 mi

Top 41%

×1story

+17ft-12ft

Overall

2970

Females

531

F30-34

10M→10.5M

10.0 - 10.5 mi

Top 79%

×9stories

+0ft-102ft

Overall

5696

Females

1506

F30-34

286

10.5M→12M

10.5 - 12.0 mi

Top 36%

×18stories

+304ft-125ft

Overall

2583

Females

433

F30-34

12M→14M

12.0 - 14.0 mi

Top 44%

×9stories

+99ft-125ft

Overall

3188

Females

604

F30-34

107

14M→16M

14.0 - 16.0 mi

Top 27%

×9stories

+124ft-78ft

Overall

1947

Females

348

F30-34

16M→18M

16.0 - 18.0 mi

Top 47%

×8stories

+106ft-45ft

Overall

3383

Females

755

F30-34

133

18M→20M

18.0 - 20.0 mi

Top 37%

×3stories

+52ft-26ft

Overall

2631

Females

530

F30-34

20M→22M

20.0 - 22.0 mi

Top 35%

×21stories

+17ft-266ft

Overall

2519

Females

537

F30-34

22M→24M

22.0 - 24.0 mi

Top 32%

×3stories

+70ft-85ft

Overall

2260

Females

516

F30-34

24M→Finish

24.0 - 26.2 mi

Top 28%

~flat

+2ft-2ft

Overall

2016

Females

445

F30-34

Passing Analysis

Category:

Athletes Passed

2376*

Passed By

420

Net Change

+1956

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#4707
2M → 4M	574*	12	+562	#4707	#4145
4M → 6M	325	10	+315	#4145	#3830
6M → 8M	234*	7	+227	#3830	#3603
8M → 9.6M	66*	56	+10	#3603	#3593
9.6M → 10M	20	5	+15	#3593	#3578
10M → 10.5M	17	141	-124	#3578	#3702
10.5M → 12M	171	1	+170	#3702	#3532
12M → 14M	89*	22	+67	#3532	#3465
14M → 16M	260*	9	+251	#3465	#3214
16M → 18M	101	89	+12	#3214	#3202
18M → 20M	112*	22	+90	#3202	#3112
20M → 22M	112*	16	+96	#3112	#3016
22M → 24M	154*	15	+139	#3016	#2877
24M → Finish	141*	15	+126	#2877	#2751
TOTALS	2376*	420	+1956

* 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

Amelia Shreffler

⏱️ 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