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SF MARATHON 1ST HALF 2023

Qingrong Chen

Palo Alto, CA

Bib: 12989 M 27

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.40M
10:54/mi
15:16
→ flat
2.13M
22:30/mi
31:42
→ flat
6.43M
12:39/mi
1:26:07
↑ 274↓ 78
6.62M
-38:-20/mi
1:19:01
↑ 16
10.65M
10:01/mi
1:59:23
↑ 153↓ 361
Finish· 13.11 mi
9:07/mi
2:21:49
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:19:0111:56 /mi+20.5%
2nd Half
1:02:489:41 /mi✓ faster
Negative split — 20.5% 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
15:1610:541.40 mi15:16
10:54
-
2.13M
31:4214:530.73 mi16:26
22:30
+11:36
6.43M
1:26:0713:244.30 mi54:25
12:39
-9:51
6.62M
1:19:0111:560.19 mi
-38:-20
-50:59
10.65M
1:59:2311:134.03 mi40:22
10:01
+48:21
Finish(13.11 mi)
2:21:4910:492.46 mi22:26
9:07
-0:54
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-39:-20 /mi

Average Pace

10:49 /mi

Slowest Pace

22:30 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:21:49

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:49 /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. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.40M1.40 mi5076294562550762945625
2.13M0.73 mi5073+32948-3630-551982998648
6.43M4.30 mi4213+8602583+365570+6037872344534
6.62M0.19 mi4303-902619-36579-9---
10.65M4.03 mi3811+4922369+250536+4329881922446
Finish(13.11 mi)2.46 mi3492+3192185+184496+4022861499348

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 84%
~flat
+3ft-2ft

Overall

5076

Males

2945

M25-29

628

1.40M→2.13M

1.4 - 2.1 mi

Top 86%
~flat
+3ft-1ft

Overall

5198

Males

2998

M25-29

654

2.13M→6.43M

2.1 - 6.4 mi

Top 62%
×17story building
+274ft-78ft

Overall

3787

Males

2344

M25-29

536

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 49%
×21story building
+153ft-361ft

Overall

2988

Males

1922

M25-29

447

10.65M→Finish

10.7 - 13.1 mi

Top 38%
×17story building
+244ft-114ft

Overall

2286

Males

1499

M25-29

348

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#5076
1.40M → 2.13M
161164+3
#5076 → #5073
2.13M → 6.43M
76936*+860
#5073 → #4213
6.43M → 6.62M
12939-90
#4213 → #4303
6.62M → 10.65M
14506*+492
#4303 → #3811
10.65M → Finish
6325*+319
#3811 → #3492
TOTALS
3861970*+1584
#5076 → #3492

* 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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