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SF MARATHON 1ST HALF 2023

Scott Heng

Bib: 13627•M•Age: 26

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Male)
#0 / 3331
Division (M25-29)
#0 / 688
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
9:16/mi
12:59
→ flat
2.13M
19:05/mi
26:55
→ flat
6.43M
12:38/mi
1:21:13
↑ 274↓ 780.9%
6.62M
-37:-54/mi
1:14:12
↑ 161.6%
10.65M
10:32/mi
1:56:40
↑ 153↓ 3611.0%
Finish· 13.11 mi
11:22/mi
2:24:36
↑ 244↓ 1141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:14:12
Pace11:12 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:10:24
Pace10:51 /mi
📊Negative Split: 5.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi06:58:1312:599:1612:59
9:16
-
2.13M
2.13 mi07:12:0926:5512:3813:56
19:05
+9:49
6.43M
6.43 mi08:06:271:21:1312:3854:18
12:38
-6:27
6.62M
6.62 mi07:59:261:14:1211:12
-37:-54
-50:32
10.65M
10.65 mi08:41:541:56:4010:5742:28
10:32
+48:26
Finish
13.11 mi09:09:502:24:3611:0227:56
11:22
+0:50

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

-38:-54 /mi

Average Pace

11:02 /mi

Slowest Pace

19:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:36

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:02 /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 mi06:58:1312:599:1612:59
9:16
#2852
2.13M
2.13 mi07:12:0926:5512:3813:56
19:05
#2865
6.43M
6.43 mi08:06:271:21:1312:3854:18
12:38
#3459
6.62M
6.62 mi07:59:261:14:1211:12
-37:-54
#3477
10.65M
10.65 mi08:41:541:56:4010:5742:28
10:32
#3508
Finish
13.11 mi09:09:502:24:3611:0227:56
11:22
#3750
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.40M1.40 mi1.40 mi285218654402852(Top 47%)1865(Top 56%)440(Top 64%)
2.13M2.13 mi0.73 mi2865-131865431+93018(Top 50%)1934(Top 58%)434(Top 63%)
6.43M6.43 mi4.30 mi3459-5942177-312493-623761(Top 62%)2331(Top 70%)530(Top 77%)
6.62M6.62 mi0.19 mi3477-182179-2494-1---
10.65M10.65 mi4.03 mi3508-312207-28498-43649(Top 60%)2252(Top 68%)519(Top 75%)
Finish13.11 mi2.46 mi3750-2422319-112524-264486(Top 74%)2632(Top 79%)577(Top 84%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 47%
~flat
+3ft-2ft

Overall

2852

Males

1865

M25-29

443

1.40M→2.13M

1.4 - 2.1 mi

Top 50%
~flat
+3ft-1ft

Overall

3018

Males

1934

M25-29

440

2.13M→6.43M

2.1 - 6.4 mi

Top 62%
×17story building
+274ft-78ft

Overall

3761

Males

2331

M25-29

532

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M25-29

-

6.62M→10.65M

6.6 - 10.7 mi

Top 60%
×21story building
+153ft-361ft

Overall

3649

Males

2252

M25-29

520

10.65M→Finish

10.7 - 13.1 mi

Top 74%
×17story building
+244ft-114ft

Overall

4486

Males

2632

M25-29

577

Passing Analysis

Category:
Athletes Passed
445*
Passed By
1343
Net Change
-898
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#2852
1.40M → 2.13M167180-13#2852#2865
2.13M → 6.43M97*691-594#2865#3459
6.43M → 6.62M4967-18#3459#3477
6.62M → 10.65M110*141-31#3477#3508
10.65M → Finish22*264-242#3508#3750
TOTALS445*1343-898

* 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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