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SF MARATHON 1ST HALF 2023

Karan Singh

Bib: 10344•M•Age: 42

San Francisco, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Top 18%
Gender (Male)
#0 / 3331
Top 24%
Masters (Masters Men)
#0 / 1028
Top 16%
Division (M40-44)
#0 / 332
Top 22%
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
8:21/mi
11:42
→ flat
2.13M
16:43/mi
23:54
→ flat
6.43M
10:25/mi
1:08:43
↑ 274↓ 780.9%
6.62M
-30:-53/mi
1:03:02
↑ 161.6%
10.65M
8:31/mi
1:37:21
↑ 153↓ 3611.0%
Finish· 13.11 mi
7:55/mi
1:56:48
↑ 244↓ 1141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:03:02
Pace9:31 /mi
2nd Half✓ Faster
Distance6.49 mi
Time53:46
Pace8:17 /mi
📊Negative Split: 14.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi06:49:1211:428:2111:42
8:21
-
2.13M
2.13 mi07:01:2423:5411:1312:12
16:43
+8:22
6.43M
6.43 mi07:46:131:08:4310:4144:49
10:25
-6:18
6.62M
6.62 mi07:40:321:03:029:31
-30:-53
-41:18
10.65M
10.65 mi08:14:511:37:219:0834:19
8:31
+39:24
Finish
13.11 mi08:34:181:56:488:5519:27
7:55
-0:36

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

-31:-53 /mi

Average Pace

8:55 /mi

Slowest Pace

16:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:48

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:55 /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 mi06:49:1211:428:2111:42
8:21
#1340
2.13M
2.13 mi07:01:2423:5411:1312:12
16:43
#1225
6.43M
6.43 mi07:46:131:08:4310:4144:49
10:25
#1212
6.62M
6.62 mi07:40:321:03:029:31
-30:-53
#1245
10.65M
10.65 mi08:14:511:37:219:0834:19
8:31
#1153
Finish
13.11 mi08:34:181:56:488:5519:27
7:55
#1065
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
1.40M1.40 mi1.40 mi1340952901340(Top 22%)952(Top 29%)90(Top 27%)
2.13M2.13 mi0.73 mi1225+115885+6782+81206(Top 20%)866(Top 26%)78(Top 23%)
6.43M6.43 mi4.30 mi1212+13903-1881+11290(Top 21%)952(Top 29%)87(Top 26%)
6.62M6.62 mi0.19 mi1245-33909-681---
10.65M10.65 mi4.03 mi1153+92870+3978+31058(Top 17%)798(Top 24%)70(Top 21%)
Finish13.11 mi2.46 mi1065+88801+6973+5925(Top 15%)710(Top 21%)62(Top 19%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 22%
~flat
+3ft-2ft

Overall

1340

Males

952

M40-44

90

1.40M→2.13M

1.4 - 2.1 mi

Top 20%
~flat
+3ft-1ft

Overall

1206

Males

866

M40-44

80

2.13M→6.43M

2.1 - 6.4 mi

Top 21%
×17story building
+274ft-78ft

Overall

1290

Males

952

M40-44

87

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 17%
×21story building
+153ft-361ft

Overall

1058

Males

798

M40-44

70

10.65M→Finish

10.7 - 13.1 mi

Top 15%
×17story building
+244ft-114ft

Overall

925

Males

710

M40-44

62

Passing Analysis

Category:
Athletes Passed
585*
Passed By
310
Net Change
+275
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#1340
1.40M → 2.13M17257+115#1340#1225
2.13M → 6.43M136*123+13#1225#1212
6.43M → 6.62M3164-33#1212#1245
6.62M → 10.65M139*47+92#1245#1153
10.65M → Finish107*19+88#1153#1065
TOTALS585*310+275

* 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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