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SF MARATHON 1ST HALF 2023

John Collette

Bib: 15993•M•Age: 34

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 30%
Gender (Male)
#0 / 3331
Top 38%
Division (M30-34)
#0 / 723
Top 39%
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
9:00/mi
12:36
→ flat
2.13M
18:29/mi
26:06
→ flat
6.43M
11:11/mi
1:14:13
↑ 274↓ 780.9%
6.62M
-30:-22/mi
1:08:38
↑ 161.6%
10.65M
9:04/mi
1:45:12
↑ 153↓ 3611.0%
Finish· 13.11 mi
8:08/mi
2:05:12
↑ 244↓ 1141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:08:38
Pace10:22 /mi
2nd Half✓ Faster
Distance6.49 mi
Time56:34
Pace8:43 /mi
📊Negative Split: 17.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi07:04:2412:369:0012:36
9:00
-
2.13M
2.13 mi07:17:5426:0612:1513:30
18:29
+9:29
6.43M
6.43 mi08:06:011:14:1311:3348:07
11:11
-7:18
6.62M
6.62 mi08:00:261:08:3810:22
-30:-22
-41:33
10.65M
10.65 mi08:37:001:45:129:5336:34
9:04
+39:26
Finish
13.11 mi08:57:002:05:129:3320:00
8:08
-0:56

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:-22 /mi

Average Pace

9:33 /mi

Slowest Pace

18:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:12

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:33 /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 mi07:04:2412:369:0012:36
9:00
#2367
2.13M
2.13 mi07:17:5426:0612:1513:30
18:29
#2391
6.43M
6.43 mi08:06:011:14:1311:3348:07
11:11
#2176
6.62M
6.62 mi08:00:261:08:3810:22
-30:-22
#2342
10.65M
10.65 mi08:37:001:45:129:5336:34
9:04
#2048
Finish
13.11 mi08:57:002:05:129:3320:00
8:08
#1824
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
1.40M1.40 mi1.40 mi236715763422367(Top 39%)1576(Top 47%)342(Top 47%)
2.13M2.13 mi0.73 mi2391-241607-31353-112542(Top 42%)1691(Top 51%)377(Top 52%)
6.43M6.43 mi4.30 mi2176+2151486+121340+132178(Top 36%)1475(Top 44%)337(Top 47%)
6.62M6.62 mi0.19 mi2342-1661590-104355-15---
10.65M10.65 mi4.03 mi2048+2941403+187317+381735(Top 29%)1238(Top 37%)280(Top 39%)
Finish13.11 mi2.46 mi1824+2241269+134285+321156(Top 19%)855(Top 26%)186(Top 26%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 39%
~flat
+3ft-2ft

Overall

2367

Males

1576

M30-34

344

1.40M→2.13M

1.4 - 2.1 mi

Top 42%
~flat
+3ft-1ft

Overall

2542

Males

1691

M30-34

380

2.13M→6.43M

2.1 - 6.4 mi

Top 36%
×17story building
+274ft-78ft

Overall

2178

Males

1475

M30-34

339

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M30-34

-

6.62M→10.65M

6.6 - 10.7 mi

Top 29%
×21story building
+153ft-361ft

Overall

1735

Males

1238

M30-34

282

10.65M→Finish

10.7 - 13.1 mi

Top 19%
×17story building
+244ft-114ft

Overall

1156

Males

855

M30-34

186

Passing Analysis

Category:
Athletes Passed
1063*
Passed By
520
Net Change
+543
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#2367
1.40M → 2.13M160184-24#2367#2391
2.13M → 6.43M341*126+215#2391#2176
6.43M → 6.62M17183-166#2176#2342
6.62M → 10.65M312*18+294#2342#2048
10.65M → Finish233*9+224#2048#1824
TOTALS1063*520+543

* 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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