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SF MARATHON 2025

Gongjun Chen

Bib: 3579•M•Age: 28

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6545
Gender (Male)
#0 / 4641
Division (M25-29)
#0 / 1018
Race Day Weather
56°/46°F
overcast clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
1.81 Miles
18:36
Rank: #4736
Start → 1.81 Miles
18:36 | 10:17/mi
5.55 Miles
57:01
Rank: #4442 (+294)
1.81 Miles → 5.55 Miles
38:25 | 10:16/mi
6.52 Miles
1:07:15
Rank: #4353 (+89)
5.55 Miles → 6.52 Miles
10:14 | 10:33/mi
10.87 Miles
1:51:40
Rank: #4139 (+214)
6.52 Miles → 10.87 Miles
44:25 | 10:13/mi
Garmin Hill Challenge· 11.38 mi
1:58:32
Rank: #4142 (-3)
10.87 Miles → Garmin Hill Challenge
6:52 | 13:29/mi
14.95 Miles
2:32:05
Rank: #4093 (+49)
Garmin Hill Challenge → 14.95 Miles
33:33 | 9:24/mi
18 Miles
3:10:23
Rank: #4134 (-41)
14.95 Miles → 18 Miles
38:18 | 12:34/mi
25 Miles
4:29:23
Rank: #3987 (+147)
18 Miles → 25 Miles
1:19:00 | 11:17/mi
Finish· 26.22 mi
4:43:10
Rank: #3984 (+3)
25 Miles → Finish
13:47 | 11:19/mi
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81 Miles
1.81 mi06:01:0418:3610:1718:36
10:17
-
5.55 Miles
5.55 mi06:39:2957:0110:1638:25
10:16
-0:01
6.52 Miles
6.52 mi06:49:431:07:1510:1910:14
10:33
+0:17
10.87 Miles
10.87 mi07:34:081:51:4010:1644:25
10:13
-0:20
Garmin Hill Challenge
11.38 mi07:41:001:58:3210:256:52
13:29
+3:16
14.95 Miles
14.95 mi08:14:332:32:0510:1033:33
9:24
-4:05
18 Miles
18.00 mi08:52:513:10:2310:3538:18
12:34
+3:10
25 Miles
25.00 mi10:11:514:29:2310:471:19:00
11:17
-1:17
Finish
26.22 mi10:25:384:43:1010:4813:47
11:19
+0:02

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

9:24 /mi

Average Pace

10:48 /mi

Slowest Pace

13:29 /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

33:33

12% of race

Time at Steady Pace

1:51:40

39% of race

Time at Slower Pace

2:17:57

49% of race

Average Pace: 10:48 /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
1.81 Miles
1.81 mi06:01:0418:3610:1718:36
10:17
#4736
5.55 Miles
5.55 mi06:39:2957:0110:1638:25
10:16
#4442
6.52 Miles
6.52 mi06:49:431:07:1510:1910:14
10:33
#4353
10.87 Miles
10.87 mi07:34:081:51:4010:1644:25
10:13
#4139
Garmin Hill Challenge
11.38 mi07:41:001:58:3210:256:52
13:29
#4142
14.95 Miles
14.95 mi08:14:332:32:0510:1033:33
9:24
#4093
18 Miles
18.00 mi08:52:513:10:2310:3538:18
12:34
#4134
25 Miles
25.00 mi10:11:514:29:2310:471:19:00
11:17
#3987
Finish
26.22 mi10:25:384:43:1010:4813:47
11:19
#3984
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.81 Miles1.81 mi1.81 mi473636078154736(Top 72%)3607(Top 78%)815(Top 80%)
5.55 Miles5.55 mi3.74 mi4442+2943419+188787+284359(Top 67%)3368(Top 73%)780(Top 77%)
6.52 Miles6.52 mi0.97 mi4353+893367+52783+43875(Top 59%)3067(Top 66%)740(Top 73%)
10.87 Miles10.87 mi4.35 mi4139+2143220+147764+193891(Top 59%)3057(Top 66%)730(Top 72%)
Garmin Hill Challenge11.38 mi0.51 mi4142-33224-4765-14273(Top 65%)3300(Top 71%)792(Top 78%)
14.95 Miles14.95 mi3.57 mi4093+493196+28759+64071(Top 62%)3174(Top 68%)763(Top 75%)
18 Miles18.00 mi3.05 mi4134-413217-21767-84575(Top 70%)3408(Top 73%)795(Top 78%)
25 Miles25.00 mi7.00 mi3987+1473071+146729+383771(Top 58%)2815(Top 61%)658(Top 65%)
Finish26.22 mi1.22 mi3984+33063+8727+24037(Top 62%)2984(Top 64%)715(Top 70%)

Segment Performance Analysis

Start → 1.81 Miles

0.0 - 1.8 mi

Top 72%
×1human
+6ft-10ft

Overall

4736

Males

3607

M25-29

818

1.81 Miles→5.55 Miles

1.8 - 5.5 mi

Top 67%
×6stories
+97ft-86ft

Overall

4359

Males

3368

M25-29

783

5.55 Miles→6.52 Miles

5.5 - 6.5 mi

Top 59%
×15stories
+178ft-5ft

Overall

3875

Males

3067

M25-29

742

6.52 Miles→10.87 Miles

6.5 - 10.9 mi

Top 59%
×20stories
+201ft-318ft

Overall

3891

Males

3057

M25-29

731

10.87 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 65%
×11stories
+134ft-79ft

Overall

4273

Males

3300

M25-29

793

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 62%
×17stories
+251ft-225ft

Overall

4071

Males

3174

M25-29

765

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 70%
×12stories
+165ft-60ft

Overall

4575

Males

3408

M25-29

796

18 Miles→25 Miles

18.0 - 25.0 mi

Top 58%
×22stories
+142ft-378ft

Overall

3771

Males

2815

M25-29

658

25 Miles→Finish

25.0 - 26.2 mi

Top 62%
~flat
+2ft-0ft

Overall

4037

Males

2984

M25-29

715

Passing Analysis

Category:
Athletes Passed
1213*
Passed By
461
Net Change
+752
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81 Miles----#4736
1.81 Miles → 5.55 Miles37278+294#4736#4442
5.55 Miles → 6.52 Miles989+89#4442#4353
6.52 Miles → 10.87 Miles253*39+214#4353#4139
10.87 Miles → Garmin Hill Challenge3033-3#4139#4142
Garmin Hill Challenge → 14.95 Miles95*46+49#4142#4093
14.95 Miles → 18 Miles90*131-41#4093#4134
18 Miles → 25 Miles248*101+147#4134#3987
25 Miles → Finish27*24+3#3987#3984
TOTALS1213*461+752

* 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