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SF MARATHON 1ST HALF 2023

Raymond Fong

Bib: 13566•M•Age: 40

Castro Valley, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Gender (Male)
#0 / 3331
Masters (Masters Men)
#0 / 1028
Top 48%
Division (M40-44)
#0 / 332
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
9:50/mi
13:46
→ flat
2.13M
18:50/mi
27:31
→ flat
6.43M
11:36/mi
1:17:25
↑ 274↓ 780.9%
6.62M
-36:-9/mi
1:10:44
↑ 161.6%
10.65M
10:16/mi
1:52:08
↑ 153↓ 3611.0%
Finish· 13.11 mi
10:04/mi
2:16:54
↑ 244↓ 1141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:10:44
Pace10:41 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:06:10
Pace10:12 /mi
📊Negative Split: 6.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi06:59:1913:469:5013:46
9:50
-
2.13M
2.13 mi07:13:0427:3112:5513:45
18:50
+9:00
6.43M
6.43 mi08:02:581:17:2512:0249:54
11:36
-7:14
6.62M
6.62 mi07:56:171:10:4410:41
-36:-9
-47:45
10.65M
10.65 mi08:37:411:52:0810:3241:24
10:16
+46:25
Finish
13.11 mi09:02:272:16:5410:2724:46
10:04
-0:12

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

-37:-9 /mi

Average Pace

10:27 /mi

Slowest Pace

18:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:54

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:27 /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 mi06:59:1913:469:5013:46
9:50
#3772
2.13M
2.13 mi07:13:0427:3112:5513:45
18:50
#3222
6.43M
6.43 mi08:02:581:17:2512:0249:54
11:36
#2779
6.62M
6.62 mi07:56:171:10:4410:41
-36:-9
#2775
10.65M
10.65 mi08:37:411:52:0810:3241:24
10:16
#2983
Finish
13.11 mi09:02:272:16:5410:2724:46
10:04
#3045
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
1.40M1.40 mi1.40 mi377223432273772(Top 62%)2343(Top 70%)227(Top 68%)
2.13M2.13 mi0.73 mi3222+5502047+296188+392841(Top 47%)1850(Top 56%)171(Top 52%)
6.43M6.43 mi4.30 mi2779+4431837+210172+162669(Top 44%)1754(Top 53%)159(Top 48%)
6.62M6.62 mi0.19 mi2775+41823+14170+2---
10.65M10.65 mi4.03 mi2983-2081936-113176-63325(Top 55%)2088(Top 63%)193(Top 58%)
Finish13.11 mi2.46 mi3045-621961-25182-63419(Top 56%)2110(Top 63%)197(Top 59%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 62%
~flat
+3ft-2ft

Overall

3772

Males

2343

M40-44

227

1.40M→2.13M

1.4 - 2.1 mi

Top 47%
~flat
+3ft-1ft

Overall

2841

Males

1850

M40-44

173

2.13M→6.43M

2.1 - 6.4 mi

Top 44%
×17story building
+274ft-78ft

Overall

2669

Males

1754

M40-44

159

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M40-44

-

6.62M→10.65M

6.6 - 10.7 mi

Top 55%
×21story building
+153ft-361ft

Overall

3325

Males

2088

M40-44

193

10.65M→Finish

10.7 - 13.1 mi

Top 56%
×17story building
+244ft-114ft

Overall

3419

Males

2110

M40-44

197

Passing Analysis

Category:
Athletes Passed
1337*
Passed By
610
Net Change
+727
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#3772
1.40M → 2.13M59848+550#3772#3222
2.13M → 6.43M543*100+443#3222#2779
6.43M → 6.62M7167+4#2779#2775
6.62M → 10.65M57*265-208#2775#2983
10.65M → Finish68*130-62#2983#3045
TOTALS1337*610+727

* 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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