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SF MARATHON 1ST HALF 2023

Meng Xiong

Bib: 13206•M•Age: 54

Riverside, CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Gender (Male)
#0 / 3331
Masters (Masters Men)
#0 / 1028
Division (M50-54)
#0 / 199
Top 48%
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
9:21/mi
13:06
→ flat
11 ft elev
2.13M
19:27/mi
27:18
→ flat
13 ft elev
6.43M
13:17/mi
1:24:24
↑ 274↓ 780.9%
213 ft elev
6.62M
-39:-34/mi
1:17:04
↑ 161.6%
239 ft elev
10.65M
9:44/mi
1:56:18
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
9:40/mi
2:20:03
↑ 244↓ 1141.0%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:17:04
Pace11:38 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:02:59
Pace9:42 /mi
📊Negative Split: 18.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi06:58:1813:069:2113:06
9:21
-
2.13M
2.13 mi07:12:3027:1812:4914:12
19:27
+10:06
6.43M
6.43 mi08:09:361:24:2413:0857:06
13:17
-6:10
6.62M
6.62 mi08:02:161:17:0411:38
-39:-34
-52:51
10.65M
10.65 mi08:41:301:56:1810:5539:14
9:44
+49:18
Finish
13.11 mi09:05:152:20:0310:4123:45
9:40
-0:04

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

-40:-34 /mi

Average Pace

10:41 /mi

Slowest Pace

19:27 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:03

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:41 /mi

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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 mi06:58:1813:069:2113:06
9:21
#3002
2.13M
2.13 mi07:12:3027:1812:4914:12
19:27
#3076
6.43M
6.43 mi08:09:361:24:2413:0857:06
13:17
#3957
6.62M
6.62 mi08:02:161:17:0411:38
-39:-34
#3963
10.65M
10.65 mi08:41:301:56:1810:5539:14
9:44
#3467
Finish
13.11 mi09:05:152:20:0310:4123:45
9:40
#3346
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
1.40M1.40 mi1.40 mi30021937933002(Top 49%)1937(Top 58%)93(Top 47%)
2.13M2.13 mi0.73 mi3076-741968-3198-53331(Top 55%)2110(Top 63%)102(Top 51%)
6.43M6.43 mi4.30 mi3957-8812446-478127-294326(Top 71%)2626(Top 79%)137(Top 69%)
6.62M6.62 mi0.19 mi3963-62453-7128-1---
10.65M10.65 mi4.03 mi3467+4962185+268105+232624(Top 43%)1725(Top 52%)74(Top 37%)
Finish13.11 mi2.46 mi3346+1212109+7696+92934(Top 48%)1855(Top 56%)77(Top 39%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 49%
~flat
+3ft-2ft

Overall

3002

Males

1937

M50-54

93

1.40M→2.13M

1.4 - 2.1 mi

Top 55%
~flat
+3ft-1ft

Overall

3331

Males

2110

M50-54

102

2.13M→6.43M

2.1 - 6.4 mi

Top 71%
×17story building
+274ft-78ft

Overall

4326

Males

2626

M50-54

137

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M50-54

-

6.62M→10.65M

6.6 - 10.7 mi

Top 43%
×21story building
+153ft-361ft

Overall

2624

Males

1725

M50-54

74

10.65M→Finish

10.7 - 13.1 mi

Top 48%
×17story building
+244ft-114ft

Overall

2934

Males

1855

M50-54

77

Passing Analysis

Category:
Athletes Passed
946*
Passed By
1290
Net Change
-344
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#3002
1.40M → 2.13M153227-74#3002#3076
2.13M → 6.43M69*950-881#3076#3957
6.43M → 6.62M5965-6#3957#3963
6.62M → 10.65M511*15+496#3963#3467
10.65M → Finish154*33+121#3467#3346
TOTALS946*1290-344

* 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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