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SF MARATHON 1ST HALF 2023

Charissa Ng

San Francisco, CA

Bib: 12361 F 52

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
Masters (Masters Women)
#0 / 746
Division (F50-54)
#0 / 145
Race Day Weather
60°/50°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.40M
13:09/mi
18:25
→ flat
2.13M
24:50/mi
36:33
→ flat
6.43M
16:12/mi
1:46:13
↑ 274↓ 78
6.62M
-49:-34/mi
1:36:59
↑ 16
10.65M
13:43/mi
2:32:14
↑ 153↓ 361
Finish· 13.11 mi
13:55/mi
3:06:27
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:36:5914:39 /mi+7.8%
2nd Half
1:29:2813:47 /mi✓ faster
Negative split — 7.8% faster in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.40M
18:2513:091.40 mi18:25
13:09
-
2.13M
36:3317:100.73 mi18:08
24:50
+11:41
6.43M
1:46:1316:314.30 mi1:09:40
16:12
-8:38
6.62M
1:36:5914:390.19 mi
-49:-34
-65:46
10.65M
2:32:1414:184.03 mi55:15
13:43
+63:17
Finish(13.11 mi)
3:06:2714:132.46 mi34:13
13:55
+0:12
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-50:-34 /mi

Average Pace

14:13 /mi

Slowest Pace

24:50 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:06:27

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 14:13 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
1.40M1.40 mi5709250312757092503127
2.13M0.73 mi5783-742533-30128-157442515123
6.43M4.30 mi5804-212555-22129-157402519125
6.62M0.19 mi5801+32553+2129---
10.65M4.03 mi5776+252537+16128+157012518129
Finish(13.11 mi)2.46 mi5768+82535+2127+156762502125

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 94%
~flat
+3ft-2ft

Overall

5709

Females

2503

F50-54

127

1.40M→2.13M

1.4 - 2.1 mi

Top 95%
~flat
+3ft-1ft

Overall

5744

Females

2515

F50-54

124

2.13M→6.43M

2.1 - 6.4 mi

Top 95%
×17story building
+274ft-78ft

Overall

5740

Females

2519

F50-54

126

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F50-54

-

6.62M→10.65M

6.6 - 10.7 mi

Top 94%
×21story building
+153ft-361ft

Overall

5701

Females

2518

F50-54

129

10.65M→Finish

10.7 - 13.1 mi

Top 93%
×17story building
+244ft-114ft

Overall

5676

Females

2502

F50-54

125

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#5709
1.40M → 2.13M
16187-74
#5709 → #5783
2.13M → 6.43M
142121*-21
#5783 → #5804
6.43M → 6.62M
1417+3
#5804 → #5801
6.62M → 10.65M
4671*+25
#5801 → #5776
10.65M → Finish
3139*+8
#5776 → #5768
TOTALS
394335*-59
#5709 → #5768

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

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

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