Lachlan Williams

Bib: 3685•M•Age: 18

San Anselmo, CA

0:00

0:00

/ mi

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Overall

#0 / 7166

Top 23%

Gender (Male)

#0 / 5052

Top 27%

M19 & Under

#0 / 150

Top 37%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

18:21

Rank: #2691

Start → 2M

18:21 | 9:10/mi

18:21

Rank: #2691

Start → 2M

18:21 | 9:10/mi

36:35

Rank: #2563 (+128)

2M → 4M

18:14 | 9:07/mi

36:35

Rank: #2563 (+128)

2M → 4M

18:14 | 9:07/mi

54:26

Rank: #2363 (+200)

4M → 6M

17:51 | 8:55/mi

54:26

Rank: #2363 (+200)

4M → 6M

17:51 | 8:55/mi

1:11:50

Rank: #2200 (+163)

6M → 8M

17:24 | 8:42/mi

1:11:50

Rank: #2200 (+163)

6M → 8M

17:24 | 8:42/mi

9.6M

1:26:56

Rank: #2215 (-15)

8M → 9.6M

15:06 | 9:26/mi

9.6M

1:26:56

Rank: #2215 (-15)

8M → 9.6M

15:06 | 9:26/mi

10M

1:29:24

Rank: #2204 (+11)

9.6M → 10M

2:28 | 6:10/mi

10M

1:29:24

Rank: #2204 (+11)

9.6M → 10M

2:28 | 6:10/mi

10.5M

1:36:01

Rank: #2326 (-122)

10M → 10.5M

6:37 | 13:14/mi

10.5M

1:36:01

Rank: #2326 (-122)

10M → 10.5M

6:37 | 13:14/mi

12M

1:48:55

Rank: #2299 (+27)

10.5M → 12M

12:54 | 8:36/mi

12M

1:48:55

Rank: #2299 (+27)

10.5M → 12M

12:54 | 8:36/mi

14M

2:08:11

Rank: #2254 (+45)

12M → 14M

19:16 | 9:38/mi

14M

2:08:11

Rank: #2254 (+45)

12M → 14M

19:16 | 9:38/mi

16M

2:26:23

Rank: #2404 (-150)

14M → 16M

18:12 | 9:06/mi

16M

2:26:23

Rank: #2404 (-150)

14M → 16M

18:12 | 9:06/mi

18M

2:44:34

Rank: #2224 (+180)

16M → 18M

18:11 | 9:06/mi

18M

2:44:34

Rank: #2224 (+180)

16M → 18M

18:11 | 9:06/mi

20M

3:03:56

Rank: #2212 (+12)

18M → 20M

19:22 | 9:41/mi

20M

3:03:56

Rank: #2212 (+12)

18M → 20M

19:22 | 9:41/mi

22M

3:21:24

Rank: #2107 (+105)

20M → 22M

17:28 | 8:44/mi

22M

3:21:24

Rank: #2107 (+105)

20M → 22M

17:28 | 8:44/mi

24M

3:39:49

Rank: #1930 (+177)

22M → 24M

18:25 | 9:13/mi

24M

3:39:49

Rank: #1930 (+177)

22M → 24M

18:25 | 9:13/mi

Finish· 26.22 mi

3:56:55

Rank: #1625 (+305)

24M → Finish

17:06 | 7:42/mi

Finish· 26.22 mi

3:56:55

Rank: #1625 (+305)

24M → Finish

17:06 | 7:42/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:08:11

Pace9:09 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:48:44

Pace8:54 /mi

📊Negative Split: 15.2% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:44:09	18:21	9:10	18:21	9:10	-
4M	4.00 mi	06:02:23	36:35	9:09	18:14	9:07	-0:03
6M	6.00 mi	06:20:14	54:26	9:04	17:51	8:55	-0:12
8M	8.00 mi	06:37:38	1:11:50	8:59	17:24	8:42	-0:13
9.6M	9.60 mi	06:52:44	1:26:56	9:03	15:06	9:26	+0:44
10M	10.00 mi	06:55:12	1:29:24	8:56	2:28	6:10	-3:16
10.5M	10.50 mi	07:01:49	1:36:01	9:09	6:37	13:14	+7:04
12M	12.00 mi	07:14:43	1:48:55	9:05	12:54	8:36	-4:38
14M	14.00 mi	07:33:59	2:08:11	9:09	19:16	9:38	+1:02
16M	16.00 mi	07:52:11	2:26:23	9:09	18:12	9:06	-0:32
18M	18.00 mi	08:10:22	2:44:34	9:09	18:11	9:06	0:00
20M	20.00 mi	08:29:44	3:03:56	9:12	19:22	9:41	+0:35
22M	22.00 mi	08:47:12	3:21:24	9:09	17:28	8:44	-0:57
24M	24.00 mi	09:05:37	3:39:49	9:10	18:25	9:13	+0:29
Finish	26.22 mi	09:22:43	3:56:55	9:03	17:06	7:42	-1:31

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

6:10 /mi

Average Pace

9:03 /mi

Slowest Pace

13:14 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

19:34

8% of race

Time at Steady Pace

3:30:44

89% of race

Time at Slower Pace

6:37

3% of race

Average Pace: 9:02 /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	05:44:09	18:21	9:10	18:21	9:10	#2691
4M	4.00 mi	06:02:23	36:35	9:09	18:14	9:07	#2563
6M	6.00 mi	06:20:14	54:26	9:04	17:51	8:55	#2363
8M	8.00 mi	06:37:38	1:11:50	8:59	17:24	8:42	#2200
9.6M	9.60 mi	06:52:44	1:26:56	9:03	15:06	9:26	#2215
10M	10.00 mi	06:55:12	1:29:24	8:56	2:28	6:10	#2204
10.5M	10.50 mi	07:01:49	1:36:01	9:09	6:37	13:14	#2326
12M	12.00 mi	07:14:43	1:48:55	9:05	12:54	8:36	#2299
14M	14.00 mi	07:33:59	2:08:11	9:09	19:16	9:38	#2254
16M	16.00 mi	07:52:11	2:26:23	9:09	18:12	9:06	#2404
18M	18.00 mi	08:10:22	2:44:34	9:09	18:11	9:06	#2224
20M	20.00 mi	08:29:44	3:03:56	9:12	19:22	9:41	#2212
22M	22.00 mi	08:47:12	3:21:24	9:09	17:28	8:44	#2107
24M	24.00 mi	09:05:37	3:39:49	9:10	18:25	9:13	#1930
Finish	26.22 mi	09:22:43	3:56:55	9:03	17:06	7:42	#1625

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 43%

Garmin Challenge

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

9:05

Segment Time

10:06/mi

Pace

0.90 mi

Distance

Overall

3091

Men

2509

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M19 & Under	Seg. Overall	Seg. Males	Seg. M19 & Under
2M	2.00 mi	2.00 mi	2691	2221	87	2229(Top 31%)	1867(Top 37%)	83(Top 55%)
4M	4.00 mi	2.00 mi	2563+128	2134+87	84+3	2460(Top 34%)	2050(Top 41%)	84(Top 56%)
6M	6.00 mi	2.00 mi	2363+200	1988+146	80+4	2054(Top 29%)	1756(Top 35%)	72(Top 48%)
8M	8.00 mi	2.00 mi	2200+163	1863+125	74+6	1914(Top 27%)	1630(Top 32%)	62(Top 41%)
9.6M	9.60 mi	1.60 mi	2215-15	1879-16	77-3	2368(Top 33%)	1999(Top 40%)	80(Top 53%)
10M	10.00 mi	0.40 mi	2204+11	1870+9	76+1	2061(Top 29%)	1754(Top 35%)	72(Top 48%)
10.5M	10.50 mi	0.50 mi	2326-122	1959-89	76	3519(Top 49%)	2794(Top 55%)	98(Top 65%)
12M	12.00 mi	1.50 mi	2299+27	1942+17	76	2229(Top 31%)	1867(Top 37%)	83(Top 55%)
14M	14.00 mi	2.00 mi	2254+45	1897+45	71+5	2165(Top 30%)	1828(Top 36%)	73(Top 49%)
16M	16.00 mi	2.00 mi	2404-150	2000-103	75-4	3598(Top 50%)	2780(Top 55%)	90(Top 60%)
18M	18.00 mi	2.00 mi	2224+180	1857+143	70+5	1311(Top 18%)	1109(Top 22%)	42(Top 28%)
20M	20.00 mi	2.00 mi	2212+12	1845+12	70	2244(Top 31%)	1814(Top 36%)	65(Top 43%)
22M	22.00 mi	2.00 mi	2107+105	1759+86	65+5	1675(Top 23%)	1362(Top 27%)	52(Top 35%)
24M	24.00 mi	2.00 mi	1930+177	1601+158	60+5	975(Top 14%)	800(Top 16%)	42(Top 28%)
Finish	26.22 mi	2.22 mi	1625+305	1350+251	56+4	239(Top 3%)	216(Top 4%)	13(Top 9%)

M15-19

Passing Analysis

Category:

Athletes Passed

1701*

Passed By

635

Net Change

+1066

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#2691
2M → 4M	185*	57	+128	#2691	#2563
4M → 6M	215	15	+200	#2563	#2363
6M → 8M	174*	11	+163	#2363	#2200
8M → 9.6M	45*	60	-15	#2200	#2215
9.6M → 10M	21	10	+11	#2215	#2204
10M → 10.5M	18	140	-122	#2204	#2326
10.5M → 12M	63	36	+27	#2326	#2299
12M → 14M	71*	26	+45	#2299	#2254
14M → 16M	46*	196	-150	#2254	#2404
16M → 18M	200	20	+180	#2404	#2224
18M → 20M	60*	48	+12	#2224	#2212
20M → 22M	120*	15	+105	#2212	#2107
22M → 24M	178*	1	+177	#2107	#1930
24M → Finish	305*	0	+305	#1930	#1625
TOTALS	1701*	635	+1066

* 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 9 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

The San Francisco Marathon

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Race Place Events

Lachlan Williams

⏱️ 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