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SF MARATHON 1ST HALF 2023

May Chan

Fremont, CA

Bib: 13422 F 53

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
10 ft elev
1.40M
10:41/mi
14:57
→ flat
11 ft elev
2.13M
21:32/mi
30:40
→ flat
13 ft elev
6.43M
13:27/mi
1:28:28
↑ 274↓ 780.9%
213 ft elev
6.62M
-40:-58/mi
1:20:52
↑ 161.6%
239 ft elev
10.65M
11:19/mi
2:06:27
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
11:06/mi
2:33:45
↑ 244↓ 1141.0%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:20:5212:13 /mi+9.9%
2nd Half
1:12:5311:14 /mi✓ faster
Negative split — 9.9% 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
14:5710:411.40 mi14:57
10:41
-
2.13M
30:4014:240.73 mi15:43
21:32
+10:51
6.43M
1:28:2813:464.30 mi57:48
13:27
-8:05
6.62M
1:20:5212:130.19 mi
-40:-58
-54:25
10.65M
2:06:2711:524.03 mi45:35
11:19
+52:17
Finish(13.11 mi)
2:33:4511:442.46 mi27:18
11:06
-0:13
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-41:-58 /mi

Average Pace

11:44 /mi

Slowest Pace

21:32 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:33:45

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:44 /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 mi48802009944880200994
2.13M0.73 mi4737+1431929+8085+94784196785
6.43M4.30 mi4565+1721827+10276+94467177071
6.62M0.19 mi4581-161828-178-2---
10.65M4.03 mi4515+661812+1673+54449179077
Finish(13.11 mi)2.46 mi4480+351803+974-14298175276

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 80%
~flat
+3ft-2ft

Overall

4880

Females

2009

F50-54

94

1.40M→2.13M

1.4 - 2.1 mi

Top 79%
~flat
+3ft-1ft

Overall

4784

Females

1967

F50-54

86

2.13M→6.43M

2.1 - 6.4 mi

Top 74%
×17story building
+274ft-78ft

Overall

4467

Females

1770

F50-54

71

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 73%
×21story building
+153ft-361ft

Overall

4449

Females

1790

F50-54

77

10.65M→Finish

10.7 - 13.1 mi

Top 71%
×17story building
+244ft-114ft

Overall

4298

Females

1752

F50-54

76

Passing Analysis

Category:
Athletes Passed
965*
Passed By
565
Net Change
+400
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#4880
1.40M → 2.13M270127+143#4880#4737
2.13M → 6.43M365*193+172#4737#4565
6.43M → 6.62M5975-16#4565#4581
6.62M → 10.65M175*109+66#4581#4515
10.65M → Finish96*61+35#4515#4480
TOTALS965*565+400

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

Passing Charts

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Passing Circle

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Position Flow

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Race Lanes

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