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SF MARATHON 1ST HALF 2023

Jinyoung Chang

Bib: 12935•F•Age: 34

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
Division (F30-34)
#0 / 557
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
10:14/mi
14:19
→ flat
2.13M
20:29/mi
29:16
→ flat
6.43M
13:11/mi
1:25:59
↑ 274↓ 780.9%
6.62M
-45:-11/mi
1:17:35
↑ 161.6%
10.65M
11:24/mi
2:03:31
↑ 153↓ 3611.0%
Finish· 13.11 mi
11:31/mi
2:31:51
↑ 244↓ 1141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:17:35
Pace11:43 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:14:16
Pace11:27 /mi
📊Negative Split: 4.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi07:05:5014:1910:1414:19
10:14
-
2.13M
2.13 mi07:20:4729:1613:4414:57
20:29
+10:15
6.43M
6.43 mi08:17:301:25:5913:2256:43
13:11
-7:18
6.62M
6.62 mi08:09:061:17:3511:43
-45:-11
-58:22
10.65M
10.65 mi08:55:022:03:3111:3645:56
11:24
+56:35
Finish
13.11 mi09:23:222:31:5111:3528:20
11:31
+0:07

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

-46:-11 /mi

Average Pace

11:35 /mi

Slowest Pace

20:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:51

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:35 /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 mi07:05:5014:1910:1414:19
10:14
#4337
2.13M
2.13 mi07:20:4729:1613:4414:57
20:29
#4160
6.43M
6.43 mi08:17:301:25:5913:2256:43
13:11
#4195
6.62M
6.62 mi08:09:061:17:3511:43
-45:-11
#4056
10.65M
10.65 mi08:55:022:03:3111:3645:56
11:24
#4244
Finish
13.11 mi09:23:222:31:5111:3528:20
11:31
#4340
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
1.40M1.40 mi1.40 mi433717203634337(Top 71%)1720(Top 63%)363(Top 65%)
2.13M2.13 mi0.73 mi4160+1771614+106332+314136(Top 68%)1625(Top 59%)330(Top 59%)
6.43M6.43 mi4.30 mi4195-351619-5336-44258(Top 70%)1663(Top 61%)344(Top 62%)
6.62M6.62 mi0.19 mi4056+1391553+66323+13---
10.65M10.65 mi4.03 mi4244-1881658-105342-194527(Top 75%)1830(Top 67%)374(Top 67%)
Finish13.11 mi2.46 mi4340-961722-64364-224600(Top 76%)1912(Top 70%)405(Top 73%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 71%
~flat
+3ft-2ft

Overall

4337

Females

1720

F30-34

364

1.40M→2.13M

1.4 - 2.1 mi

Top 68%
~flat
+3ft-1ft

Overall

4136

Females

1625

F30-34

330

2.13M→6.43M

2.1 - 6.4 mi

Top 70%
×17story building
+274ft-78ft

Overall

4258

Females

1663

F30-34

344

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F30-34

-

6.62M→10.65M

6.6 - 10.7 mi

Top 75%
×21story building
+153ft-361ft

Overall

4527

Females

1830

F30-34

374

10.65M→Finish

10.7 - 13.1 mi

Top 76%
×17story building
+244ft-114ft

Overall

4600

Females

1912

F30-34

405

Passing Analysis

Category:
Athletes Passed
817*
Passed By
820
Net Change
-3
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#4337
1.40M → 2.13M27699+177#4337#4160
2.13M → 6.43M280*315-35#4160#4195
6.43M → 6.62M15011+139#4195#4056
6.62M → 10.65M59*247-188#4056#4244
10.65M → Finish52*148-96#4244#4340
TOTALS817*820-3

* 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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