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SF MARATHON 1ST HALF 2023

Boris Schubert

Bib: 15935•M•Age: 47

Palo Alto, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Top 28%
Gender (Male)
#0 / 3331
Top 36%
Masters (Masters Men)
#0 / 1028
Top 26%
Division (M45-49)
#0 / 241
Top 30%
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
8:36/mi
12:03
→ flat
2.13M
18:31/mi
25:34
→ flat
6.43M
10:55/mi
1:12:32
↑ 274↓ 780.9%
6.62M
-35:-48/mi
1:05:55
↑ 161.6%
10.65M
9:08/mi
1:42:44
↑ 153↓ 3611.0%
Finish· 13.11 mi
8:36/mi
2:03:52
↑ 244↓ 1141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:05:55
Pace9:57 /mi
2nd Half✓ Faster
Distance6.49 mi
Time57:57
Pace8:56 /mi
📊Negative Split: 12.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi07:09:0812:038:3612:03
8:36
-
2.13M
2.13 mi07:22:3925:3412:0013:31
18:31
+9:55
6.43M
6.43 mi08:09:371:12:3211:1746:58
10:55
-7:36
6.62M
6.62 mi08:03:001:05:559:57
-35:-48
-46:43
10.65M
10.65 mi08:39:491:42:449:3936:49
9:08
+44:56
Finish
13.11 mi09:00:572:03:529:2721:08
8:36
-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

-36:-48 /mi

Average Pace

9:27 /mi

Slowest Pace

18:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:52

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:27 /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 mi07:09:0812:038:3612:03
8:36
#1733
2.13M
2.13 mi07:22:3925:3412:0013:31
18:31
#2051
6.43M
6.43 mi08:09:371:12:3211:1746:58
10:55
#1856
6.62M
6.62 mi08:03:001:05:559:57
-35:-48
#1769
10.65M
10.65 mi08:39:491:42:449:3936:49
9:08
#1754
Finish
13.11 mi09:00:572:03:529:2721:08
8:36
#1699
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
1.40M1.40 mi1.40 mi17331200841733(Top 29%)1200(Top 36%)84(Top 35%)
2.13M2.13 mi0.73 mi2051-3181399-19992-82565(Top 42%)1700(Top 51%)112(Top 46%)
6.43M6.43 mi4.30 mi1856+1951289+11080+121876(Top 31%)1305(Top 39%)80(Top 33%)
6.62M6.62 mi0.19 mi1769+871233+5676+4---
10.65M10.65 mi4.03 mi1754+151231+274+21804(Top 30%)1277(Top 38%)73(Top 30%)
Finish13.11 mi2.46 mi1699+551201+3072+21641(Top 27%)1149(Top 34%)70(Top 29%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 29%
~flat
+3ft-2ft

Overall

1733

Males

1200

M45-49

84

1.40M→2.13M

1.4 - 2.1 mi

Top 42%
~flat
+3ft-1ft

Overall

2565

Males

1700

M45-49

114

2.13M→6.43M

2.1 - 6.4 mi

Top 31%
×17story building
+274ft-78ft

Overall

1876

Males

1305

M45-49

80

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M45-49

-

6.62M→10.65M

6.6 - 10.7 mi

Top 30%
×21story building
+153ft-361ft

Overall

1804

Males

1277

M45-49

73

10.65M→Finish

10.7 - 13.1 mi

Top 27%
×17story building
+244ft-114ft

Overall

1641

Males

1149

M45-49

70

Passing Analysis

Category:
Athletes Passed
679*
Passed By
645
Net Change
+34
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#1733
1.40M → 2.13M40358-318#1733#2051
2.13M → 6.43M322*127+195#2051#1856
6.43M → 6.62M11023+87#1856#1769
6.62M → 10.65M107*92+15#1769#1754
10.65M → Finish100*45+55#1754#1699
TOTALS679*645+34

* 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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