Wonjae Choi

Bib: 4354•M•Age: 53

San Jose, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 4888

Gender (Male)

#0 / 3570

Masters (Masters Men)

#0 / 1128

Division (M50-54)

#0 / 237

Race Day Weather

69°/59°F

broken clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

2.2 Miles

18:39

Rank: #2703

Start → 2.2 Miles

18:39 | 8:29/mi

2.2 Miles

18:39

Rank: #2703

Start → 2.2 Miles

18:39 | 8:29/mi

5.7 Miles

54:50

Rank: #2635 (+68)

2.2 Miles → 5.7 Miles

36:11 | 10:20/mi

5.7 Miles

54:50

Rank: #2635 (+68)

2.2 Miles → 5.7 Miles

36:11 | 10:20/mi

6.43 Miles

1:04:59

Rank: #2654 (-19)

5.7 Miles → 6.43 Miles

10:09 | 13:54/mi

6.43 Miles

1:04:59

Rank: #2654 (-19)

5.7 Miles → 6.43 Miles

10:09 | 13:54/mi

10.92 Miles

1:50:41

Rank: #2993 (-339)

6.43 Miles → 10.92 Miles

45:42 | 10:11/mi

10.92 Miles

1:50:41

Rank: #2993 (-339)

6.43 Miles → 10.92 Miles

45:42 | 10:11/mi

Garmin Hill Challenge· 11.42 mi

1:58:37

Rank: #3111 (-118)

10.92 Miles → Garmin Hill Challenge

7:56 | 15:52/mi

Garmin Hill Challenge· 11.42 mi

1:58:37

Rank: #3111 (-118)

10.92 Miles → Garmin Hill Challenge

7:56 | 15:52/mi

14.95 Miles

2:43:18

Rank: #3775 (-664)

Garmin Hill Challenge → 14.95 Miles

44:41 | 12:39/mi

14.95 Miles

2:43:18

Rank: #3775 (-664)

Garmin Hill Challenge → 14.95 Miles

44:41 | 12:39/mi

18 Miles

3:31:52

Rank: #4064 (-289)

14.95 Miles → 18 Miles

48:34 | 15:56/mi

18 Miles

3:31:52

Rank: #4064 (-289)

14.95 Miles → 18 Miles

48:34 | 15:56/mi

24 Miles

5:03:05

Rank: #4311 (-247)

18 Miles → 24 Miles

1:31:13 | 15:12/mi

24 Miles

5:03:05

Rank: #4311 (-247)

18 Miles → 24 Miles

1:31:13 | 15:12/mi

Finish· 26.22 mi

5:38:03

Rank: #4372 (-61)

24 Miles → Finish

34:58 | 15:46/mi

Finish· 26.22 mi

5:38:03

Rank: #4372 (-61)

24 Miles → Finish

34:58 | 15:46/mi

The Course

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Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2.2 Miles	2.20 mi	05:42:03	18:39	8:29	18:39	8:29	-
5.7 Miles	5.70 mi	06:18:14	54:50	9:37	36:11	10:20	+1:51
6.43 Miles	6.43 mi	06:28:23	1:04:59	10:06	10:09	13:54	+3:34
10.92 Miles	10.92 mi	07:14:05	1:50:41	10:08	45:42	10:11	-3:43
Garmin Hill Challenge	11.42 mi	07:22:01	1:58:37	10:23	7:56	15:52	+5:41
14.95 Miles	14.95 mi	08:06:42	2:43:18	10:55	44:41	12:39	-3:13
18 Miles	18.00 mi	08:55:16	3:31:52	11:46	48:34	15:56	+3:17
24 Miles	24.00 mi	10:26:29	5:03:05	12:38	1:31:13	15:12	-0:44
Finish	26.22 mi	11:01:27	5:38:03	12:54	34:58	15:46	+0:34

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

8:29 /mi

Average Pace

12:54 /mi

Slowest Pace

15:56 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:32

30% of race

Time at Steady Pace

2:26:03

43% of race

Time at Slower Pace

1:31:28

27% of race

Average Pace: 12:54 /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
2.2 Miles	2.20 mi	05:42:03	18:39	8:29	18:39	8:29	#2703
5.7 Miles	5.70 mi	06:18:14	54:50	9:37	36:11	10:20	#2635
6.43 Miles	6.43 mi	06:28:23	1:04:59	10:06	10:09	13:54	#2654
10.92 Miles	10.92 mi	07:14:05	1:50:41	10:08	45:42	10:11	#2993
Garmin Hill Challenge	11.42 mi	07:22:01	1:58:37	10:23	7:56	15:52	#3111
14.95 Miles	14.95 mi	08:06:42	2:43:18	10:55	44:41	12:39	#3775
18 Miles	18.00 mi	08:55:16	3:31:52	11:46	48:34	15:56	#4064
24 Miles	24.00 mi	10:26:29	5:03:05	12:38	1:31:13	15:12	#4311
Finish	26.22 mi	11:01:27	5:38:03	12:54	34:58	15:46	#4372

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
2.2 Miles	2.20 mi	2.20 mi	2703	2183	130	2703(Top 55%)	2183(Top 61%)	130(Top 55%)
5.7 Miles	5.70 mi	3.50 mi	2635+68	2147+36	123+7	2650(Top 54%)	2157(Top 60%)	123(Top 52%)
6.43 Miles	6.43 mi	0.73 mi	2654-19	2155-8	121+2	2906(Top 59%)	2339(Top 66%)	127(Top 54%)
10.92 Miles	10.92 mi	4.49 mi	2993-339	2399-244	136-15	3434(Top 70%)	2690(Top 75%)	163(Top 69%)
Garmin Hill Challenge	11.42 mi	0.50 mi	3111-118	2484-85	141-5	4095(Top 84%)	3113(Top 87%)	193(Top 81%)
14.95 Miles	14.95 mi	3.53 mi	3775-664	2913-429	188-47	4722(Top 97%)	3480(Top 97%)	231(Top 97%)
18 Miles	18.00 mi	3.05 mi	4064-289	3083-170	206-18	4594(Top 94%)	3393(Top 95%)	228(Top 96%)
24 Miles	24.00 mi	6.00 mi	4311-247	3220-137	216-10	4617(Top 94%)	3385(Top 95%)	230(Top 97%)
Finish	26.22 mi	2.22 mi	4372-61	3253-33	218-2	4627(Top 95%)	3384(Top 95%)	229(Top 97%)

229

Passing Analysis

Category:

Athletes Passed

290*

Passed By

1959

Net Change

-1669

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2.2 Miles	-	-	-	-	#2703
2.2 Miles → 5.7 Miles	178*	110	+68	#2703	#2635
5.7 Miles → 6.43 Miles	36	55	-19	#2635	#2654
6.43 Miles → 10.92 Miles	17*	356	-339	#2654	#2993
10.92 Miles → Garmin Hill Challenge	11	129	-118	#2993	#3111
Garmin Hill Challenge → 14.95 Miles	2	666	-664	#3111	#3775
14.95 Miles → 18 Miles	17*	306	-289	#3775	#4064
18 Miles → 24 Miles	21*	268	-247	#4064	#4311
24 Miles → Finish	8*	69	-61	#4311	#4372
TOTALS	290*	1959	-1669

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

🔥Passing Intensity

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 11 days ago

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

Wonjae Choi

⏱️ Race Timeline

The Course

Claim it — unlock a deeper AI report on this race, free

Checkpoint Splits

Checkpoints & Pacing

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Checkpoint and Segment Rankings

Segment Performance Analysis

Start → 2.2 Miles

2.2 Miles→5.7 Miles

5.7 Miles→6.43 Miles

6.43 Miles→10.92 Miles

10.92 Miles→Garmin Hill Challenge

Garmin Hill Challenge→14.95 Miles

14.95 Miles→18 Miles

18 Miles→24 Miles

24 Miles→Finish

Passing Analysis

Passing Visuals

🔥Passing Intensity

🔄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