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SF MARATHON 2022

Xiaofeng Li

Bib: 4630•M•Age: 42

Palo Alto, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 4134
Top 49%
Gender (Male)
#0 / 2911
Masters (Masters Men)
#0 / 1034
Top 48%
Division (M40-44)
#0 / 315
Race Day Weather
54°/44°F
overcast clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2.2 Miles
16:48
Rank: #1259
Start → 2.2 Miles
16:48 | 7:38/mi
5.7 Miles
49:29
Rank: #1291 (-32)
2.2 Miles → 5.7 Miles
32:41 | 9:20/mi
6.43 Miles
58:21
Rank: #1286 (+5)
5.7 Miles → 6.43 Miles
8:52 | 12:09/mi
10.92 Miles
1:36:55
Rank: #1405 (-119)
6.43 Miles → 10.92 Miles
38:34 | 8:35/mi
Garmin Hill Challenge· 11.42 mi
1:42:41
Rank: #1416 (-11)
10.92 Miles → Garmin Hill Challenge
5:46 | 11:32/mi
14.95 Miles
2:13:06
Rank: #1440 (-24)
Garmin Hill Challenge → 14.95 Miles
30:25 | 8:37/mi
18 Miles
2:49:31
Rank: #1644 (-204)
14.95 Miles → 18 Miles
36:25 | 11:56/mi
24 Miles
4:00:38
Rank: #1920 (-276)
18 Miles → 24 Miles
1:11:07 | 11:51/mi
Finish· 26.22 mi
4:26:23
Rank: #2008 (-88)
24 Miles → Finish
25:45 | 11:36/mi
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.2 Miles
2.20 mi05:56:0616:487:3816:48
7:38
-
5.7 Miles
5.70 mi06:28:4749:298:4132:41
9:20
+1:42
6.43 Miles
6.43 mi06:37:3958:219:048:52
12:09
+2:49
10.92 Miles
10.92 mi07:16:131:36:558:5338:34
8:35
-3:34
Garmin Hill Challenge
11.42 mi07:21:591:42:418:595:46
11:32
+2:57
14.95 Miles
14.95 mi07:52:242:13:068:5430:25
8:37
-2:55
18 Miles
18.00 mi08:28:492:49:319:2536:25
11:56
+3:19
24 Miles
24.00 mi09:39:564:00:3810:021:11:07
11:51
-0:05
Finish
26.22 mi10:05:414:26:2310:1025:45
11:36
-0:15

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:38 /mi

Average Pace

10:10 /mi

Slowest Pace

12:09 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:58:28

44% of race

Time at Steady Pace

2:27:55

56% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:10 /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...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2.2 Miles
2.20 mi05:56:0616:487:3816:48
7:38
#1259
5.7 Miles
5.70 mi06:28:4749:298:4132:41
9:20
#1291
6.43 Miles
6.43 mi06:37:3958:219:048:52
12:09
#1286
10.92 Miles
10.92 mi07:16:131:36:558:5338:34
8:35
#1405
Garmin Hill Challenge
11.42 mi07:21:591:42:418:595:46
11:32
#1416
14.95 Miles
14.95 mi07:52:242:13:068:5430:25
8:37
#1440
18 Miles
18.00 mi08:28:492:49:319:2536:25
11:56
#1644
24 Miles
24.00 mi09:39:564:00:3810:021:11:07
11:51
#1920
Finish
26.22 mi10:05:414:26:2310:1025:45
11:36
#2008
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
2.2 Miles2.20 mi2.20 mi12591058961259(Top 30%)1058(Top 36%)96(Top 30%)
5.7 Miles5.70 mi3.50 mi1291-321088-30961335(Top 32%)1120(Top 38%)103(Top 33%)
6.43 Miles6.43 mi0.73 mi1286+51083+5961291(Top 31%)1100(Top 38%)95(Top 30%)
10.92 Miles10.92 mi4.49 mi1405-1191169-8698-21535(Top 37%)1266(Top 43%)106(Top 34%)
Garmin Hill Challenge11.42 mi0.50 mi1416-111179-1099-11635(Top 40%)1348(Top 46%)119(Top 38%)
14.95 Miles14.95 mi3.53 mi1440-241203-24102-31620(Top 39%)1333(Top 46%)116(Top 37%)
18 Miles18.00 mi3.05 mi1644-2041352-149124-222508(Top 61%)1917(Top 66%)204(Top 65%)
24 Miles24.00 mi6.00 mi1920-2761535-183158-342704(Top 65%)1981(Top 68%)219(Top 70%)
Finish26.22 mi2.22 mi2008-881588-53163-52738(Top 66%)1994(Top 68%)208(Top 66%)

Segment Performance Analysis

Start → 2.2 Miles

0.0 - 2.2 mi

Top 30%
×1human
+8ft-12ft

Overall

1259

Males

1058

M40-44

97

2.2 Miles→5.7 Miles

2.2 - 5.7 mi

Top 32%
×6stories
+92ft-87ft

Overall

1335

Males

1120

M40-44

104

5.7 Miles→6.43 Miles

5.7 - 6.4 mi

Top 31%
×11stories
+137ft-3ft

Overall

1291

Males

1100

M40-44

96

6.43 Miles→10.92 Miles

6.4 - 10.9 mi

Top 37%
×21stories
+225ft-318ft

Overall

1535

Males

1266

M40-44

108

10.92 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 40%
×11stories
+134ft-123ft

Overall

1635

Males

1348

M40-44

120

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 39%
×16stories
+234ft-225ft

Overall

1620

Males

1333

M40-44

117

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 61%
×12stories
+165ft-60ft

Overall

2508

Males

1917

M40-44

204

18 Miles→24 Miles

18.0 - 24.0 mi

Top 65%
×21stories
+142ft-377ft

Overall

2704

Males

1981

M40-44

219

24 Miles→Finish

24.0 - 26.2 mi

Top 66%
~flat
+2ft-2ft

Overall

2738

Males

1994

M40-44

208

Passing Analysis

Category:
Athletes Passed
272*
Passed By
1021
Net Change
-749
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2 Miles----#1259
2.2 Miles → 5.7 Miles98130-32#1259#1291
5.7 Miles → 6.43 Miles2722+5#1291#1286
6.43 Miles → 10.92 Miles30149-119#1286#1405
10.92 Miles → Garmin Hill Challenge1324-11#1405#1416
Garmin Hill Challenge → 14.95 Miles26*50-24#1416#1440
14.95 Miles → 18 Miles26*230-204#1440#1644
18 Miles → 24 Miles37*313-276#1644#1920
24 Miles → Finish15*103-88#1920#2008
TOTALS272*1021-749

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

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

The San Francisco Marathon

The San Francisco Marathon