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SF MARATHON 1ST HALF 2023

Peter Nguyen

Bib: 9619•M•Age: 58

Palos Verdes Peninsula, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Top 13%
Gender (Male)
#0 / 3331
Top 18%
Masters (Masters Men)
#0 / 1028
Top 11%
Division (M55-59)
#0 / 129
Top 5%
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
7:51/mi
10:59
→ flat
2.13M
16:56/mi
23:21
→ flat
6.43M
9:59/mi
1:06:16
↑ 274↓ 780.9%
6.62M
-33:-5/mi
1:00:10
↑ 161.6%
10.65M
8:21/mi
1:33:49
↑ 153↓ 3611.0%
Finish· 13.11 mi
7:49/mi
1:53:01
↑ 244↓ 1141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:00:10
Pace9:05 /mi
2nd Half✓ Faster
Distance6.49 mi
Time52:51
Pace8:09 /mi
📊Negative Split: 12.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi07:05:0310:597:5110:59
7:51
-
2.13M
2.13 mi07:17:2523:2110:5812:22
16:56
+9:05
6.43M
6.43 mi08:00:201:06:1610:1842:55
9:59
-6:57
6.62M
6.62 mi07:54:141:00:109:05
-33:-5
-43:04
10.65M
10.65 mi08:27:531:33:498:4933:39
8:21
+41:26
Finish
13.11 mi08:47:051:53:018:3719:12
7:49
-0:32

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

-34:-5 /mi

Average Pace

8:37 /mi

Slowest Pace

16:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:01

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:37 /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 mi07:05:0310:597:5110:59
7:51
#705
2.13M
2.13 mi07:17:2523:2110:5812:22
16:56
#968
6.43M
6.43 mi08:00:201:06:1610:1842:55
9:59
#876
6.62M
6.62 mi07:54:141:00:109:05
-33:-5
#803
10.65M
10.65 mi08:27:531:33:498:4933:39
8:21
#806
Finish
13.11 mi08:47:051:53:018:3719:12
7:49
#771
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
1.40M1.40 mi1.40 mi7055364705(Top 12%)536(Top 16%)4(Top 3%)
2.13M2.13 mi0.73 mi968-263716-1809-51345(Top 22%)955(Top 29%)17(Top 13%)
6.43M6.43 mi4.30 mi876+92674+427+2886(Top 15%)673(Top 20%)7(Top 5%)
6.62M6.62 mi0.19 mi803+73621+537---
10.65M10.65 mi4.03 mi806-36216+1876(Top 14%)667(Top 20%)9(Top 7%)
Finish13.11 mi2.46 mi771+35594+276824(Top 14%)636(Top 19%)7(Top 5%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 12%
~flat
+3ft-2ft

Overall

705

Males

536

M55-59

4

1.40M→2.13M

1.4 - 2.1 mi

Top 22%
~flat
+3ft-1ft

Overall

1345

Males

955

M55-59

17

2.13M→6.43M

2.1 - 6.4 mi

Top 15%
×17story building
+274ft-78ft

Overall

886

Males

673

M55-59

7

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M55-59

-

6.62M→10.65M

6.6 - 10.7 mi

Top 14%
×21story building
+153ft-361ft

Overall

876

Males

667

M55-59

9

10.65M→Finish

10.7 - 13.1 mi

Top 14%
×17story building
+244ft-114ft

Overall

824

Males

636

M55-59

7

Passing Analysis

Category:
Athletes Passed
364*
Passed By
430
Net Change
-66
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#705
1.40M → 2.13M19282-263#705#968
2.13M → 6.43M161*69+92#968#876
6.43M → 6.62M763+73#876#803
6.62M → 10.65M51*54-3#803#806
10.65M → Finish57*22+35#806#771
TOTALS364*430-66

* 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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Public Race Data

The San Francisco Marathon

The San Francisco Marathon

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