Nathan Lai

Bib: 3223•M•Age: 24

Sacramento, CA

0:00

0:00

/ mi

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Overall

#0 / 7166

Top 34%

Gender (Male)

#0 / 5052

Top 39%

M20-29

#0 / 648

Top 45%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

17:57

Rank: #2200

Start → 2M

17:57 | 8:58/mi

17:57

Rank: #2200

Start → 2M

17:57 | 8:58/mi

35:50

Rank: #2116 (+84)

2M → 4M

17:53 | 8:57/mi

35:50

Rank: #2116 (+84)

2M → 4M

17:53 | 8:57/mi

53:35

Rank: #2041 (+75)

4M → 6M

17:45 | 8:52/mi

53:35

Rank: #2041 (+75)

4M → 6M

17:45 | 8:52/mi

1:11:17

Rank: #2054 (-13)

6M → 8M

17:42 | 8:51/mi

1:11:17

Rank: #2054 (-13)

6M → 8M

17:42 | 8:51/mi

9.6M

1:25:37

Rank: #1950 (+104)

8M → 9.6M

14:20 | 8:57/mi

9.6M

1:25:37

Rank: #1950 (+104)

8M → 9.6M

14:20 | 8:57/mi

10M

1:27:59

Rank: #1935 (+15)

9.6M → 10M

2:22 | 5:55/mi

10M

1:27:59

Rank: #1935 (+15)

9.6M → 10M

2:22 | 5:55/mi

10.5M

1:33:25

Rank: #1846 (+89)

10M → 10.5M

5:26 | 10:52/mi

10.5M

1:33:25

Rank: #1846 (+89)

10M → 10.5M

5:26 | 10:52/mi

12M

1:45:50

Rank: #1802 (+44)

10.5M → 12M

12:25 | 8:17/mi

12M

1:45:50

Rank: #1802 (+44)

10.5M → 12M

12:25 | 8:17/mi

14M

2:04:38

Rank: #1789 (+13)

12M → 14M

18:48 | 9:24/mi

14M

2:04:38

Rank: #1789 (+13)

12M → 14M

18:48 | 9:24/mi

16M

2:19:07

Rank: #1636 (+153)

14M → 16M

14:29 | 7:14/mi

16M

2:19:07

Rank: #1636 (+153)

14M → 16M

14:29 | 7:14/mi

18M

2:40:33

Rank: #1831 (-195)

16M → 18M

21:26 | 10:43/mi

18M

2:40:33

Rank: #1831 (-195)

16M → 18M

21:26 | 10:43/mi

20M

3:00:57

Rank: #1931 (-100)

18M → 20M

20:24 | 10:12/mi

20M

3:00:57

Rank: #1931 (-100)

18M → 20M

20:24 | 10:12/mi

22M

3:20:26

Rank: #2016 (-85)

20M → 22M

19:29 | 9:44/mi

22M

3:20:26

Rank: #2016 (-85)

20M → 22M

19:29 | 9:44/mi

24M

3:45:06

Rank: #2225 (-209)

22M → 24M

24:40 | 12:20/mi

24M

3:45:06

Rank: #2225 (-209)

22M → 24M

24:40 | 12:20/mi

Finish· 26.22 mi

4:12:43

Rank: #2453 (-228)

24M → Finish

27:37 | 12:27/mi

Finish· 26.22 mi

4:12:43

Rank: #2453 (-228)

24M → Finish

27:37 | 12:27/mi

The Course

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Half Splits

1st Half· via 14MFaster

Distance14.00 mi

Time2:04:38

Pace8:54 /mi

2nd Half

Distance12.22 mi

Time2:08:05

Pace10:29 /mi

📊Positive Split: 2.8% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:35:15	17:57	8:58	17:57	8:58	-
4M	4.00 mi	05:53:08	35:50	8:58	17:53	8:57	-0:01
6M	6.00 mi	06:10:53	53:35	8:56	17:45	8:52	-0:05
8M	8.00 mi	06:28:35	1:11:17	8:55	17:42	8:51	-0:01
9.6M	9.60 mi	06:42:55	1:25:37	8:55	14:20	8:57	+0:06
10M	10.00 mi	06:45:17	1:27:59	8:48	2:22	5:55	-3:02
10.5M	10.50 mi	06:50:43	1:33:25	8:54	5:26	10:52	+4:57
12M	12.00 mi	07:03:08	1:45:50	8:49	12:25	8:17	-2:35
14M	14.00 mi	07:21:56	2:04:38	8:54	18:48	9:24	+1:07
16M	16.00 mi	07:36:25	2:19:07	8:42	14:29	7:14	-2:10
18M	18.00 mi	07:57:51	2:40:33	8:55	21:26	10:43	+3:29
20M	20.00 mi	08:18:15	3:00:57	9:03	20:24	10:12	-0:31
22M	22.00 mi	08:37:44	3:20:26	9:07	19:29	9:44	-0:28
24M	24.00 mi	09:02:24	3:45:06	9:23	24:40	12:20	+2:36
Finish	26.22 mi	09:30:01	4:12:43	9:39	27:37	12:27	+0:07

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

5:55 /mi

Average Pace

9:39 /mi

Slowest Pace

12:27 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:51

7% of race

Time at Steady Pace

2:16:19

54% of race

Time at Slower Pace

1:39:33

39% of race

Average Pace: 9:38 /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	05:35:15	17:57	8:58	17:57	8:58	#2200
4M	4.00 mi	05:53:08	35:50	8:58	17:53	8:57	#2116
6M	6.00 mi	06:10:53	53:35	8:56	17:45	8:52	#2041
8M	8.00 mi	06:28:35	1:11:17	8:55	17:42	8:51	#2054
9.6M	9.60 mi	06:42:55	1:25:37	8:55	14:20	8:57	#1950
10M	10.00 mi	06:45:17	1:27:59	8:48	2:22	5:55	#1935
10.5M	10.50 mi	06:50:43	1:33:25	8:54	5:26	10:52	#1846
12M	12.00 mi	07:03:08	1:45:50	8:49	12:25	8:17	#1802
14M	14.00 mi	07:21:56	2:04:38	8:54	18:48	9:24	#1789
16M	16.00 mi	07:36:25	2:19:07	8:42	14:29	7:14	#1636
18M	18.00 mi	07:57:51	2:40:33	8:55	21:26	10:43	#1831
20M	20.00 mi	08:18:15	3:00:57	9:03	20:24	10:12	#1931
22M	22.00 mi	08:37:44	3:20:26	9:07	19:29	9:44	#2016
24M	24.00 mi	09:02:24	3:45:06	9:23	24:40	12:20	#2225
Finish	26.22 mi	09:30:01	4:12:43	9:39	27:37	12:27	#2453

Faster pace

Steady pace

Slower pace

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 15%

Garmin Challenge

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

7:48

Segment Time

8:40/mi

Pace

0.90 mi

Distance

Overall

1103

Men

981

Division

140

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M20-29	Seg. Overall	Seg. Males	Seg. M20-29
2M	2.00 mi	2.00 mi	2200	1856	272	1730(Top 24%)	1460(Top 29%)	228(Top 35%)
4M	4.00 mi	2.00 mi	2116+84	1793+63	265+7	2100(Top 29%)	1774(Top 35%)	266(Top 41%)
6M	6.00 mi	2.00 mi	2041+75	1737+56	258+7	1950(Top 27%)	1669(Top 33%)	252(Top 39%)
8M	8.00 mi	2.00 mi	2054-13	1743-6	265-7	2193(Top 31%)	1843(Top 36%)	281(Top 43%)
9.6M	9.60 mi	1.60 mi	1950+104	1664+79	256+9	1575(Top 22%)	1371(Top 27%)	211(Top 33%)
10M	10.00 mi	0.40 mi	1935+15	1654+10	255+1	1538(Top 21%)	1322(Top 26%)	186(Top 29%)
10.5M	10.50 mi	0.50 mi	1846+89	1582+72	241+14	1075(Top 15%)	950(Top 19%)	141(Top 22%)
12M	12.00 mi	1.50 mi	1802+44	1543+39	234+7	1730(Top 24%)	1460(Top 29%)	228(Top 35%)
14M	14.00 mi	2.00 mi	1789+13	1529+14	229+5	1785(Top 25%)	1529(Top 30%)	219(Top 34%)
16M	16.00 mi	2.00 mi	1636+153	1396+133	205+24	1278(Top 18%)	1081(Top 21%)	169(Top 26%)
18M	18.00 mi	2.00 mi	1831-195	1558-162	230-25	3150(Top 44%)	2460(Top 49%)	345(Top 53%)
20M	20.00 mi	2.00 mi	1931-100	1629-71	243-13	2792(Top 39%)	2198(Top 44%)	299(Top 46%)
22M	22.00 mi	2.00 mi	2016-85	1675-46	249-6	2863(Top 40%)	2207(Top 44%)	306(Top 47%)
24M	24.00 mi	2.00 mi	2225-209	1824-149	272-23	4175(Top 58%)	3026(Top 60%)	392(Top 60%)
Finish	26.22 mi	2.22 mi	2453-228	1990-166	291-19	4947(Top 69%)	3558(Top 70%)	479(Top 74%)

479

Passing Analysis

Category:

Athletes Passed

958*

Passed By

1211

Net Change

-253

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#2200
2M → 4M	169	85	+84	#2200	#2116
4M → 6M	102	27	+75	#2116	#2041
6M → 8M	44*	57	-13	#2041	#2054
8M → 9.6M	112	8	+104	#2054	#1950
9.6M → 10M	20	5	+15	#1950	#1935
10M → 10.5M	90	1	+89	#1935	#1846
10.5M → 12M	67	23	+44	#1846	#1802
12M → 14M	45*	32	+13	#1802	#1789
14M → 16M	181*	28	+153	#1789	#1636
16M → 18M	28	223	-195	#1636	#1831
18M → 20M	35*	135	-100	#1831	#1931
20M → 22M	35*	120	-85	#1931	#2016
22M → 24M	16*	225	-209	#2016	#2225
24M → Finish	14*	242	-228	#2225	#2453
TOTALS	958*	1211	-253

* 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

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Race Place Events

Nathan Lai

⏱️ 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