Jeff Surdilla

Bib: 8433•M•Age: 52

Newark, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 6545

Gender (Male)

#0 / 4641

Masters (Masters Men)

#0 / 1347

Division (M50-54)

#0 / 235

Race Day Weather

56°/46°F

overcast clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

1.81 Miles

19:54

Rank: #5683

Start → 1.81 Miles

19:54 | 11:00/mi

1.81 Miles

19:54

Rank: #5683

Start → 1.81 Miles

19:54 | 11:00/mi

5.55 Miles

1:02:22

Rank: #5646 (+37)

1.81 Miles → 5.55 Miles

42:28 | 11:21/mi

5.55 Miles

1:02:22

Rank: #5646 (+37)

1.81 Miles → 5.55 Miles

42:28 | 11:21/mi

6.52 Miles

1:14:13

Rank: #5674 (-28)

5.55 Miles → 6.52 Miles

11:51 | 12:13/mi

6.52 Miles

1:14:13

Rank: #5674 (-28)

5.55 Miles → 6.52 Miles

11:51 | 12:13/mi

10.87 Miles

2:05:51

Rank: #5706 (-32)

6.52 Miles → 10.87 Miles

51:38 | 11:52/mi

10.87 Miles

2:05:51

Rank: #5706 (-32)

6.52 Miles → 10.87 Miles

51:38 | 11:52/mi

Garmin Hill Challenge· 11.38 mi

2:13:06

Rank: #5644 (+62)

10.87 Miles → Garmin Hill Challenge

7:15 | 14:14/mi

Garmin Hill Challenge· 11.38 mi

2:13:06

Rank: #5644 (+62)

10.87 Miles → Garmin Hill Challenge

7:15 | 14:14/mi

14.95 Miles

2:54:50

Rank: #5594 (+50)

Garmin Hill Challenge → 14.95 Miles

41:44 | 11:41/mi

14.95 Miles

2:54:50

Rank: #5594 (+50)

Garmin Hill Challenge → 14.95 Miles

41:44 | 11:41/mi

18 Miles

3:30:29

Rank: #5375 (+219)

14.95 Miles → 18 Miles

35:39 | 11:41/mi

18 Miles

3:30:29

Rank: #5375 (+219)

14.95 Miles → 18 Miles

35:39 | 11:41/mi

25 Miles

4:54:01

Rank: #5047 (+328)

18 Miles → 25 Miles

1:23:32 | 11:56/mi

25 Miles

4:54:01

Rank: #5047 (+328)

18 Miles → 25 Miles

1:23:32 | 11:56/mi

Finish· 26.22 mi

5:09:23

Rank: #5039 (+8)

25 Miles → Finish

15:22 | 12:37/mi

Finish· 26.22 mi

5:09:23

Rank: #5039 (+8)

25 Miles → Finish

15:22 | 12:37/mi

The Course

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Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
1.81 Miles	1.81 mi	05:58:53	19:54	11:00	19:54	11:00	-
5.55 Miles	5.55 mi	06:41:21	1:02:22	11:14	42:28	11:21	+0:21
6.52 Miles	6.52 mi	06:53:12	1:14:13	11:23	11:51	12:13	+0:52
10.87 Miles	10.87 mi	07:44:50	2:05:51	11:35	51:38	11:52	-0:21
Garmin Hill Challenge	11.38 mi	07:52:05	2:13:06	11:42	7:15	14:14	+2:22
14.95 Miles	14.95 mi	08:33:49	2:54:50	11:42	41:44	11:41	-2:33
18 Miles	18.00 mi	09:09:28	3:30:29	11:42	35:39	11:41	0:00
25 Miles	25.00 mi	10:33:00	4:54:01	11:46	1:23:32	11:56	+0:15
Finish	26.22 mi	10:48:22	5:09:23	11:49	15:22	12:37	+0:41

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

11:00 /mi

Average Pace

11:49 /mi

Slowest Pace

14:14 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:02:22

20% of race

Time at Steady Pace

3:44:24

73% of race

Time at Slower Pace

22:37

7% of race

Average Pace: 11:48 /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
1.81 Miles	1.81 mi	05:58:53	19:54	11:00	19:54	11:00	#5683
5.55 Miles	5.55 mi	06:41:21	1:02:22	11:14	42:28	11:21	#5646
6.52 Miles	6.52 mi	06:53:12	1:14:13	11:23	11:51	12:13	#5674
10.87 Miles	10.87 mi	07:44:50	2:05:51	11:35	51:38	11:52	#5706
Garmin Hill Challenge	11.38 mi	07:52:05	2:13:06	11:42	7:15	14:14	#5644
14.95 Miles	14.95 mi	08:33:49	2:54:50	11:42	41:44	11:41	#5594
18 Miles	18.00 mi	09:09:28	3:30:29	11:42	35:39	11:41	#5375
25 Miles	25.00 mi	10:33:00	4:54:01	11:46	1:23:32	11:56	#5047
Finish	26.22 mi	10:48:22	5:09:23	11:49	15:22	12:37	#5039

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
1.81 Miles	1.81 mi	1.81 mi	5683	4179	212	5683(Top 87%)	4179(Top 90%)	212(Top 90%)
5.55 Miles	5.55 mi	3.74 mi	5646+37	4168+11	209+3	5623(Top 86%)	4153(Top 89%)	203(Top 86%)
6.52 Miles	6.52 mi	0.97 mi	5674-28	4192-24	210-1	5737(Top 88%)	4219(Top 91%)	203(Top 86%)
10.87 Miles	10.87 mi	4.35 mi	5706-32	4200-8	208+2	5750(Top 88%)	4201(Top 91%)	208(Top 89%)
Garmin Hill Challenge	11.38 mi	0.51 mi	5644+62	4161+39	207+1	4725(Top 72%)	3583(Top 77%)	157(Top 67%)
14.95 Miles	14.95 mi	3.57 mi	5594+50	4123+38	205+2	5584(Top 85%)	4116(Top 89%)	201(Top 86%)
18 Miles	18.00 mi	3.05 mi	5375+219	3989+134	195+10	3587(Top 55%)	2792(Top 60%)	132(Top 56%)
25 Miles	25.00 mi	7.00 mi	5047+328	3749+240	183+12	4354(Top 67%)	3209(Top 69%)	156(Top 66%)
Finish	26.22 mi	1.22 mi	5039+8	3740+9	183	5078(Top 78%)	3657(Top 79%)	180(Top 77%)

180

Passing Analysis

Category:

Athletes Passed

1113*

Passed By

469

Net Change

+644

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 1.81 Miles	-	-	-	-	#5683
1.81 Miles → 5.55 Miles	186	149	+37	#5683	#5646
5.55 Miles → 6.52 Miles	32	60	-28	#5646	#5674
6.52 Miles → 10.87 Miles	92*	124	-32	#5674	#5706
10.87 Miles → Garmin Hill Challenge	71	9	+62	#5706	#5644
Garmin Hill Challenge → 14.95 Miles	112*	62	+50	#5644	#5594
14.95 Miles → 18 Miles	228*	9	+219	#5594	#5375
18 Miles → 25 Miles	361*	33	+328	#5375	#5047
25 Miles → Finish	31*	23	+8	#5047	#5039
TOTALS	1113*	469	+644

* 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.

Race managed by

The San Francisco Marathon

Jeff Surdilla

⏱️ 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 → 1.81 Miles

1.81 Miles→5.55 Miles

5.55 Miles→6.52 Miles

6.52 Miles→10.87 Miles

10.87 Miles→Garmin Hill Challenge

Garmin Hill Challenge→14.95 Miles

14.95 Miles→18 Miles

18 Miles→25 Miles

25 Miles→Finish

Passing Analysis

Passing Visuals

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

⚖️ Age Grade

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