Johnson Lo

Bib: 2023•M•Age: 54

Pleasanton, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Top 35%

Gender (Male)

#0 / 5052

Top 40%

Masters (Masters Men)

#0 / 1321

Top 35%

Division (M50-54)

#0 / 245

Top 37%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

19:34

Rank: #3773

Start → 2M

19:34 | 9:47/mi

19:34

Rank: #3773

Start → 2M

19:34 | 9:47/mi

39:11

Rank: #3688 (+85)

2M → 4M

19:37 | 9:49/mi

39:11

Rank: #3688 (+85)

2M → 4M

19:37 | 9:49/mi

58:48

Rank: #3601 (+87)

4M → 6M

19:37 | 9:49/mi

58:48

Rank: #3601 (+87)

4M → 6M

19:37 | 9:49/mi

1:17:45

Rank: #3525 (+76)

6M → 8M

18:57 | 9:28/mi

1:17:45

Rank: #3525 (+76)

6M → 8M

18:57 | 9:28/mi

9.6M

1:34:00

Rank: #3458 (+67)

8M → 9.6M

16:15 | 10:09/mi

9.6M

1:34:00

Rank: #3458 (+67)

8M → 9.6M

16:15 | 10:09/mi

10M

1:36:41

Rank: #3458

9.6M → 10M

2:41 | 6:43/mi

10M

1:36:41

Rank: #3458

9.6M → 10M

2:41 | 6:43/mi

10.5M

1:42:55

Rank: #3381 (+77)

10M → 10.5M

6:14 | 12:28/mi

10.5M

1:42:55

Rank: #3381 (+77)

10M → 10.5M

6:14 | 12:28/mi

12M

1:57:30

Rank: #3411 (-30)

10.5M → 12M

14:35 | 9:43/mi

12M

1:57:30

Rank: #3411 (-30)

10.5M → 12M

14:35 | 9:43/mi

14M

2:18:39

Rank: #3392 (+19)

12M → 14M

21:09 | 10:34/mi

14M

2:18:39

Rank: #3392 (+19)

12M → 14M

21:09 | 10:34/mi

16M

2:34:16

Rank: #3133 (+259)

14M → 16M

15:37 | 7:48/mi

16M

2:34:16

Rank: #3133 (+259)

14M → 16M

15:37 | 7:48/mi

18M

2:57:03

Rank: #3211 (-78)

16M → 18M

22:47 | 11:24/mi

18M

2:57:03

Rank: #3211 (-78)

16M → 18M

22:47 | 11:24/mi

20M

3:17:26

Rank: #3142 (+69)

18M → 20M

20:23 | 10:11/mi

20M

3:17:26

Rank: #3142 (+69)

18M → 20M

20:23 | 10:11/mi

22M

3:35:16

Rank: #2959 (+183)

20M → 22M

17:50 | 8:55/mi

22M

3:35:16

Rank: #2959 (+183)

20M → 22M

17:50 | 8:55/mi

24M

3:53:27

Rank: #2674 (+285)

22M → 24M

18:11 | 9:06/mi

24M

3:53:27

Rank: #2674 (+285)

22M → 24M

18:11 | 9:06/mi

Finish· 26.22 mi

4:14:11

Rank: #2527 (+147)

24M → Finish

20:44 | 9:21/mi

Finish· 26.22 mi

4:14:11

Rank: #2527 (+147)

24M → Finish

20:44 | 9:21/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:18:39

Pace9:54 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:55:32

Pace9:27 /mi

📊Negative Split: 16.7% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:45:44	19:34	9:47	19:34	9:47	-
4M	4.00 mi	06:05:21	39:11	9:48	19:37	9:49	+0:02
6M	6.00 mi	06:24:58	58:48	9:48	19:37	9:49	0:00
8M	8.00 mi	06:43:55	1:17:45	9:43	18:57	9:28	-0:21
9.6M	9.60 mi	07:00:10	1:34:00	9:47	16:15	10:09	+0:41
10M	10.00 mi	07:02:51	1:36:41	9:40	2:41	6:43	-3:26
10.5M	10.50 mi	07:09:05	1:42:55	9:48	6:14	12:28	+5:45
12M	12.00 mi	07:23:40	1:57:30	9:48	14:35	9:43	-2:45
14M	14.00 mi	07:44:49	2:18:39	9:54	21:09	10:34	+0:51
16M	16.00 mi	08:00:26	2:34:16	9:38	15:37	7:48	-2:46
18M	18.00 mi	08:23:13	2:57:03	9:50	22:47	11:24	+3:36
20M	20.00 mi	08:43:36	3:17:26	9:52	20:23	10:11	-1:13
22M	22.00 mi	09:01:26	3:35:16	9:47	17:50	8:55	-1:16
24M	24.00 mi	09:19:37	3:53:27	9:44	18:11	9:06	+0:11
Finish	26.22 mi	09:40:21	4:14:11	9:42	20:44	9:21	+0:15

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

6:43 /mi

Average Pace

9:42 /mi

Slowest Pace

12:28 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

54:19

21% of race

Time at Steady Pace

2:29:42

59% of race

Time at Slower Pace

50:10

20% of race

Average Pace: 9:42 /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	05:45:44	19:34	9:47	19:34	9:47	#3773
4M	4.00 mi	06:05:21	39:11	9:48	19:37	9:49	#3688
6M	6.00 mi	06:24:58	58:48	9:48	19:37	9:49	#3601
8M	8.00 mi	06:43:55	1:17:45	9:43	18:57	9:28	#3525
9.6M	9.60 mi	07:00:10	1:34:00	9:47	16:15	10:09	#3458
10M	10.00 mi	07:02:51	1:36:41	9:40	2:41	6:43	#3458
10.5M	10.50 mi	07:09:05	1:42:55	9:48	6:14	12:28	#3381
12M	12.00 mi	07:23:40	1:57:30	9:48	14:35	9:43	#3411
14M	14.00 mi	07:44:49	2:18:39	9:54	21:09	10:34	#3392
16M	16.00 mi	08:00:26	2:34:16	9:38	15:37	7:48	#3133
18M	18.00 mi	08:23:13	2:57:03	9:50	22:47	11:24	#3211
20M	20.00 mi	08:43:36	3:17:26	9:52	20:23	10:11	#3142
22M	22.00 mi	09:01:26	3:35:16	9:47	17:50	8:55	#2959
24M	24.00 mi	09:19:37	3:53:27	9:44	18:11	9:06	#2674
Finish	26.22 mi	09:40:21	4:14:11	9:42	20:44	9:21	#2527

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 40%

Garmin Challenge

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

8:55

Segment Time

9:55/mi

Pace

0.90 mi

Distance

Overall

2857

Men

2350

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
2M	2.00 mi	2.00 mi	3773	3012	133	3795(Top 53%)	2995(Top 59%)	125(Top 51%)
4M	4.00 mi	2.00 mi	3688+85	2950+62	128+5	3658(Top 51%)	2936(Top 58%)	127(Top 52%)
6M	6.00 mi	2.00 mi	3601+87	2902+48	125+3	3563(Top 50%)	2875(Top 57%)	118(Top 48%)
8M	8.00 mi	2.00 mi	3525+76	2845+57	119+6	3304(Top 46%)	2687(Top 53%)	110(Top 45%)
9.6M	9.60 mi	1.60 mi	3458+67	2794+51	117+2	3330(Top 46%)	2687(Top 53%)	109(Top 44%)
10M	10.00 mi	0.40 mi	3458	2793+1	116+1	3302(Top 46%)	2674(Top 53%)	106(Top 43%)
10.5M	10.50 mi	0.50 mi	3381+77	2735+58	112+4	2798(Top 39%)	2286(Top 45%)	94(Top 38%)
12M	12.00 mi	1.50 mi	3411-30	2750-15	113-1	3795(Top 53%)	2995(Top 59%)	125(Top 51%)
14M	14.00 mi	2.00 mi	3392+19	2732+18	111+2	3400(Top 47%)	2725(Top 54%)	117(Top 48%)
16M	16.00 mi	2.00 mi	3133+259	2548+184	108+3	1946(Top 27%)	1594(Top 32%)	74(Top 30%)
18M	18.00 mi	2.00 mi	3211-78	2591-43	109-1	3845(Top 54%)	2930(Top 58%)	127(Top 52%)
20M	20.00 mi	2.00 mi	3142+69	2527+64	108+1	2778(Top 39%)	2188(Top 43%)	108(Top 44%)
22M	22.00 mi	2.00 mi	2959+183	2389+138	106+2	1921(Top 27%)	1535(Top 30%)	69(Top 28%)
24M	24.00 mi	2.00 mi	2674+285	2162+227	97+9	869(Top 12%)	718(Top 14%)	27(Top 11%)
Finish	26.22 mi	2.22 mi	2527+147	2044+118	90+7	1507(Top 21%)	1199(Top 24%)	48(Top 20%)

20.0 - 22.0 mi

Top 27%

×21stories

+17ft-266ft

Overall

1921

Males

1535

M50-54

22M→24M

22.0 - 24.0 mi

Top 12%

×3stories

+70ft-85ft

Overall

869

Males

718

M50-54

24M→Finish

24.0 - 26.2 mi

Top 21%

~flat

+2ft-2ft

Overall

1507

Males

1199

M50-54

Passing Analysis

Category:

Athletes Passed

1783*

Passed By

537

Net Change

+1246

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#3773
2M → 4M	167*	82	+85	#3773	#3688
4M → 6M	149	62	+87	#3688	#3601
6M → 8M	111*	35	+76	#3601	#3525
8M → 9.6M	102*	35	+67	#3525	#3458
9.6M → 10M	14	14	0	#3458	#3458
10M → 10.5M	82	5	+77	#3458	#3381
10.5M → 12M	34	64	-30	#3381	#3411
12M → 14M	60*	41	+19	#3411	#3392
14M → 16M	265*	6	+259	#3392	#3133
16M → 18M	72	150	-78	#3133	#3211
18M → 20M	100*	31	+69	#3211	#3142
20M → 22M	189*	6	+183	#3142	#2959
22M → 24M	286*	1	+285	#2959	#2674
24M → Finish	152*	5	+147	#2674	#2527
TOTALS	1783*	537	+1246

* 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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Public Race Data

Enhanced athlete results built from publicly available data.

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The San Francisco Marathon

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Race Place Events

Johnson Lo

⏱️ 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

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Quick Links

All Results

Race Analytics

Course Information

Contact Time Management

Public Race Data