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SF MARATHON 1ST HALF 2023

Xuehai He

Bib: 14704•M•Age: 26

Santa Cruz, CA

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 50%
Gender (Male)
#0 / 3331
Division (M25-29)
#0 / 688
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
9:36/mi
13:27
→ flat
2.13M
22:14/mi
29:41
→ flat
6.43M
12:18/mi
1:22:34
↑ 274↓ 780.9%
6.62M
-35:-27/mi
1:16:01
↑ 161.6%
10.65M
9:41/mi
1:55:03
↑ 153↓ 3611.0%
Finish· 13.11 mi
8:43/mi
2:16:29
↑ 244↓ 1141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:16:01
Pace11:29 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:00:28
Pace9:19 /mi
📊Negative Split: 20.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi07:01:3313:279:3613:27
9:36
-
2.13M
2.13 mi07:17:4729:4113:5616:14
22:14
+12:38
6.43M
6.43 mi08:10:401:22:3412:5052:53
12:18
-9:56
6.62M
6.62 mi08:04:071:16:0111:29
-35:-27
-47:45
10.65M
10.65 mi08:43:091:55:0310:4839:02
9:41
+45:08
Finish
13.11 mi09:04:352:16:2910:2521:26
8:43
-0:58

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

-36:-27 /mi

Average Pace

10:25 /mi

Slowest Pace

22:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:29

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:25 /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 mi07:01:3313:279:3613:27
9:36
#3427
2.13M
2.13 mi07:17:4729:4113:5616:14
22:14
#4332
6.43M
6.43 mi08:10:401:22:3412:5052:53
12:18
#3675
6.62M
6.62 mi08:04:071:16:0111:29
-35:-27
#3807
10.65M
10.65 mi08:43:091:55:0310:4839:02
9:41
#3318
Finish
13.11 mi09:04:352:16:2910:2521:26
8:43
#3006
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.40M1.40 mi1.40 mi342721644943427(Top 56%)2164(Top 65%)494(Top 72%)
2.13M2.13 mi0.73 mi4332-9052627-463571-775105(Top 84%)2952(Top 89%)633(Top 92%)
6.43M6.43 mi4.30 mi3675+6572291+336518+533438(Top 57%)2159(Top 65%)488(Top 71%)
6.62M6.62 mi0.19 mi3807-1322366-75528-10---
10.65M10.65 mi4.03 mi3318+4892114+252480+482571(Top 42%)1694(Top 51%)395(Top 57%)
Finish13.11 mi2.46 mi3006+3121938+176445+351803(Top 30%)1253(Top 38%)291(Top 42%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 56%
~flat
+3ft-2ft

Overall

3427

Males

2164

M25-29

497

1.40M→2.13M

1.4 - 2.1 mi

Top 84%
~flat
+3ft-1ft

Overall

5105

Males

2952

M25-29

639

2.13M→6.43M

2.1 - 6.4 mi

Top 57%
×17story building
+274ft-78ft

Overall

3438

Males

2159

M25-29

490

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 42%
×21story building
+153ft-361ft

Overall

2571

Males

1694

M25-29

396

10.65M→Finish

10.7 - 13.1 mi

Top 30%
×17story building
+244ft-114ft

Overall

1803

Males

1253

M25-29

291

Passing Analysis

Category:
Athletes Passed
1608*
Passed By
1187
Net Change
+421
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#3427
1.40M → 2.13M17922-905#3427#4332
2.13M → 6.43M745*88+657#4332#3675
6.43M → 6.62M25157-132#3675#3807
6.62M → 10.65M504*15+489#3807#3318
10.65M → Finish317*5+312#3318#3006
TOTALS1608*1187+421

* 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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