Jeffrey Zeng

Bib: 1458MAge: 27

Union City, CA

0:00
0:00
/ mi
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Overall
#0 / 4134
Gender (Male)
#0 / 2911
Division (M25-29)
#0 / 607
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
21:18
Rank: #3720
Start2.2 Miles
21:18 | 9:41/mi
5.7 Miles
1:04:09
Rank: #3696 (+24)
2.2 Miles5.7 Miles
42:51 | 12:15/mi
6.43 Miles
1:16:35
Rank: #3714 (-18)
5.7 Miles6.43 Miles
12:26 | 17:02/mi
10.92 Miles
2:13:31
Rank: #3895 (-181)
6.43 Miles10.92 Miles
56:56 | 12:41/mi
Garmin Hill Challenge· 11.42 mi
2:24:32
Rank: #3956 (-61)
10.92 MilesGarmin Hill Challenge
11:01 | 22:01/mi
14.95 Miles
3:24:50
Rank: #4119 (-163)
Garmin Hill Challenge14.95 Miles
1:00:18 | 17:05/mi
18 Miles
4:34:40
Rank: #4128 (-9)
14.95 Miles18 Miles
1:09:50 | 22:54/mi
24 Miles
6:30:46
Rank: #4134 (-6)
18 Miles24 Miles
1:56:06 | 19:21/mi
Finish· 26.22 mi
7:13:46
Rank: #4129 (+5)
24 MilesFinish
43:00 | 19:23/mi

Course Map & Elevation

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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.2 Miles
2.20 mi05:54:0521:189:4121:18
9:41
-
5.7 Miles
5.70 mi06:36:561:04:0911:1542:51
12:15
+2:34
6.43 Miles
6.43 mi06:49:221:16:3511:5512:26
17:02
+4:47
10.92 Miles
10.92 mi07:46:182:13:3112:1456:56
12:41
-4:21
Garmin Hill Challenge
11.42 mi07:57:192:24:3212:3911:01
22:01
+9:20
14.95 Miles
14.95 mi08:57:373:24:5013:421:00:18
17:05
-4:56
18 Miles
18.00 mi10:07:274:34:4015:161:09:50
22:54
+5:49
24 Miles
24.00 mi12:03:336:30:4616:171:56:06
19:21
-3:33
Finish
26.22 mi12:46:337:13:4616:3343:00
19:23
+0:02

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

9:41 /mi

Average Pace

16:33 /mi

Slowest Pace

22:54 /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

2:01:05

28% of race

Time at Steady Pace

1:12:44

17% of race

Time at Slower Pace

3:59:57

55% of race

Average Pace: 16:33 /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 mi05:54:0521:189:4121:18
9:41
#3720
5.7 Miles
5.70 mi06:36:561:04:0911:1542:51
12:15
#3696
6.43 Miles
6.43 mi06:49:221:16:3511:5512:26
17:02
#3714
10.92 Miles
10.92 mi07:46:182:13:3112:1456:56
12:41
#3895
Garmin Hill Challenge
11.42 mi07:57:192:24:3212:3911:01
22:01
#3956
14.95 Miles
14.95 mi08:57:373:24:5013:421:00:18
17:05
#4119
18 Miles
18.00 mi10:07:274:34:4015:161:09:50
22:54
#4128
24 Miles
24.00 mi12:03:336:30:4616:171:56:06
19:21
#4134
Finish
26.22 mi12:46:337:13:4616:3343:00
19:23
#4129
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2.2 Miles2.20 mi2.20 mi372027015683720(Top 90%)2701(Top 93%)568(Top 94%)
5.7 Miles5.70 mi3.50 mi3696+242693+8575-73666(Top 89%)2672(Top 92%)569(Top 94%)
6.43 Miles6.43 mi0.73 mi3714-182706-13577-23822(Top 92%)2756(Top 95%)586(Top 97%)
10.92 Miles10.92 mi4.49 mi3895-1812798-92586-94051(Top 98%)2881(Top 99%)595(Top 98%)
Garmin Hill Challenge11.42 mi0.50 mi3956-612835-37591-54206(Top 102%)2967(Top 102%)607(Top 100%)
14.95 Miles14.95 mi3.53 mi4119-1632915-80603-124194(Top 101%)2951(Top 101%)606(Top 100%)
18 Miles18.00 mi3.05 mi4128-92918-3606-34151(Top 100%)2928(Top 101%)605(Top 100%)
24 Miles24.00 mi6.00 mi4134-62912+66064130(Top 100%)2908(Top 100%)604(Top 100%)
Finish26.22 mi2.22 mi4129+52908+46064110(Top 99%)2894(Top 99%)603(Top 99%)

Segment Performance Analysis

Start → 2.2 Miles

0.0 - 2.2 mi

Top 90%
×1human
+8ft-12ft

Overall

3720

Males

2701

M25-29

580

2.2 Miles→5.7 Miles

2.2 - 5.7 mi

Top 89%
×6stories
+92ft-87ft

Overall

3666

Males

2672

M25-29

580

5.7 Miles→6.43 Miles

5.7 - 6.4 mi

Top 92%
×11stories
+137ft-3ft

Overall

3822

Males

2756

M25-29

597

6.43 Miles→10.92 Miles

6.4 - 10.9 mi

Top 98%
×21stories
+225ft-318ft

Overall

4051

Males

2881

M25-29

606

10.92 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 102%
×11stories
+134ft-123ft

Overall

4206

Males

2967

M25-29

619

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 101%
×16stories
+234ft-225ft

Overall

4194

Males

2951

M25-29

615

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 100%
×12stories
+165ft-60ft

Overall

4151

Males

2928

M25-29

608

18 Miles→24 Miles

18.0 - 24.0 mi

Top 100%
×21stories
+142ft-377ft

Overall

4130

Males

2908

M25-29

606

24 Miles→Finish

24.0 - 26.2 mi

Top 99%
~flat
+2ft-2ft

Overall

4110

Males

2894

M25-29

603

Passing Analysis

Category:
Athletes Passed
222*
Passed By
631
Net Change
-409
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2 Miles----#3720
2.2 Miles5.7 Miles111*87+24#3720#3696
5.7 Miles6.43 Miles24*42-18#3696#3714
6.43 Miles10.92 Miles10*191-181#3714#3895
10.92 MilesGarmin Hill Challenge061-61#3895#3956
Garmin Hill Challenge14.95 Miles13*176-163#3956#4119
14.95 Miles18 Miles42*51-9#4119#4128
18 Miles24 Miles16*22-6#4128#4134
24 MilesFinish6*1+5#4134#4129
TOTALS222*631-409

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

📊

Passing Visuals

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

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The San Francisco Marathon