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SF MARATHON 1ST HALF 2023

Matt Zasso

Bib: 14258•M•Age: 26

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Male)
#0 / 3331
Division (M25-29)
#0 / 688
Race Day Weather
60°/50°F
overcast clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.40M
10:04/mi
14:06
→ flat
2.13M
20:33/mi
29:06
→ flat
6.43M
14:44/mi
1:32:28
↑ 274↓ 780.9%
6.62M
-45:-58/mi
1:23:55
↑ 161.6%
10.65M
10:42/mi
2:07:03
↑ 153↓ 3611.0%
Finish· 13.11 mi
9:53/mi
2:31:20
↑ 244↓ 1141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:23:55
Pace12:41 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:07:25
Pace10:23 /mi
📊Negative Split: 19.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi06:56:3614:0610:0414:06
10:04
-
2.13M
2.13 mi07:11:3629:0613:4015:00
20:33
+10:29
6.43M
6.43 mi08:14:581:32:2814:231:03:22
14:44
-5:49
6.62M
6.62 mi08:06:251:23:5512:41
-45:-58
-60:42
10.65M
10.65 mi08:49:332:07:0311:5643:08
10:42
+56:40
Finish
13.11 mi09:13:502:31:2011:3324:17
9:53
-0:49

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

-46:-58 /mi

Average Pace

11:33 /mi

Slowest Pace

20:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:20

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:33 /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.

Loading...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
1.40M
1.40 mi06:56:3614:0610:0414:06
10:04
#4115
2.13M
2.13 mi07:11:3629:0613:4015:00
20:33
#4071
6.43M
6.43 mi08:14:581:32:2814:231:03:22
14:44
#5011
6.62M
6.62 mi08:06:251:23:5512:41
-45:-58
#4948
10.65M
10.65 mi08:49:332:07:0311:5643:08
10:42
#4574
Finish
13.11 mi09:13:502:31:2011:3324:17
9:53
#4302
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.40M1.40 mi1.40 mi411525085544115(Top 68%)2508(Top 75%)554(Top 81%)
2.13M2.13 mi0.73 mi4071+442497+11551+34181(Top 69%)2527(Top 76%)557(Top 81%)
6.43M6.43 mi4.30 mi5011-9402928-431631-805275(Top 87%)3030(Top 91%)649(Top 94%)
6.62M6.62 mi0.19 mi4948+632899+29628+3---
10.65M10.65 mi4.03 mi4574+3742725+174598+303854(Top 63%)2349(Top 71%)531(Top 77%)
Finish13.11 mi2.46 mi4302+2722596+129582+163177(Top 52%)1987(Top 60%)453(Top 66%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 68%
~flat
+3ft-2ft

Overall

4115

Males

2508

M25-29

557

1.40M→2.13M

1.4 - 2.1 mi

Top 69%
~flat
+3ft-1ft

Overall

4181

Males

2527

M25-29

563

2.13M→6.43M

2.1 - 6.4 mi

Top 87%
×17story building
+274ft-78ft

Overall

5275

Males

3030

M25-29

653

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M25-29

-

6.62M→10.65M

6.6 - 10.7 mi

Top 63%
×21story building
+153ft-361ft

Overall

3854

Males

2349

M25-29

532

10.65M→Finish

10.7 - 13.1 mi

Top 52%
×17story building
+244ft-114ft

Overall

3177

Males

1987

M25-29

453

Passing Analysis

Category:
Athletes Passed
1003*
Passed By
1190
Net Change
-187
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#4115
1.40M → 2.13M197153+44#4115#4071
2.13M → 6.43M43*983-940#4071#5011
6.43M → 6.62M8219+63#5011#4948
6.62M → 10.65M401*27+374#4948#4574
10.65M → Finish280*8+272#4574#4302
TOTALS1003*1190-187

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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The San Francisco Marathon

The San Francisco Marathon

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