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SF MARATHON 2025

Jason Chong

Bib: 5963•M•Age: 26

Collingwood

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
18:21
Rank: #4552
Start → 1.81 Miles
18:21 | 10:08/mi
5.55 Miles
58:04
Rank: #4687 (-135)
1.81 Miles → 5.55 Miles
39:43 | 10:37/mi
6.52 Miles
1:09:13
Rank: #4739 (-52)
5.55 Miles → 6.52 Miles
11:09 | 11:30/mi
10.87 Miles
1:57:06
Rank: #4797 (-58)
6.52 Miles → 10.87 Miles
47:53 | 11:00/mi
Garmin Hill Challenge· 11.38 mi
2:05:29
Rank: #4931 (-134)
10.87 Miles → Garmin Hill Challenge
8:23 | 16:27/mi
14.95 Miles
2:41:03
Rank: #4901 (+30)
Garmin Hill Challenge → 14.95 Miles
35:34 | 9:58/mi
18 Miles
3:22:04
Rank: #4928 (-27)
14.95 Miles → 18 Miles
41:01 | 13:27/mi
25 Miles
4:49:02
Rank: #4859 (+69)
18 Miles → 25 Miles
1:26:58 | 12:25/mi
Finish· 26.22 mi
5:03:17
Rank: #4846 (+13)
25 Miles → Finish
14:15 | 11:42/mi
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81 Miles
1.81 mi06:02:4718:2110:0818:21
10:08
-
5.55 Miles
5.55 mi06:42:3058:0410:2839:43
10:37
+0:29
6.52 Miles
6.52 mi06:53:391:09:1310:3711:09
11:30
+0:53
10.87 Miles
10.87 mi07:41:321:57:0610:4647:53
11:00
-0:30
Garmin Hill Challenge
11.38 mi07:49:552:05:2911:028:23
16:27
+5:27
14.95 Miles
14.95 mi08:25:292:41:0310:4635:34
9:58
-6:29
18 Miles
18.00 mi09:06:303:22:0411:1441:01
13:27
+3:29
25 Miles
25.00 mi10:33:284:49:0211:341:26:58
12:25
-1:02
Finish
26.22 mi10:47:435:03:1711:3514:15
11:42
-0:43

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

9:58 /mi

Average Pace

11:35 /mi

Slowest Pace

16:27 /mi

Loading chart...
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

53:55

18% of race

Time at Steady Pace

3:19:58

66% of race

Time at Slower Pace

49:24

16% of race

Average Pace: 11:34 /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 mi06:02:4718:2110:0818:21
10:08
#4552
5.55 Miles
5.55 mi06:42:3058:0410:2839:43
10:37
#4687
6.52 Miles
6.52 mi06:53:391:09:1310:3711:09
11:30
#4739
10.87 Miles
10.87 mi07:41:321:57:0610:4647:53
11:00
#4797
Garmin Hill Challenge
11.38 mi07:49:552:05:2911:028:23
16:27
#4931
14.95 Miles
14.95 mi08:25:292:41:0310:4635:34
9:58
#4901
18 Miles
18.00 mi09:06:303:22:0411:1441:01
13:27
#4928
25 Miles
25.00 mi10:33:284:49:0211:341:26:58
12:25
#4859
Finish
26.22 mi10:47:435:03:1711:3514:15
11:42
#4846
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.81 Miles1.81 mi1.81 mi455234928004552(Top 70%)3492(Top 75%)800(Top 79%)
5.55 Miles5.55 mi3.74 mi4687-1353582-90821-214810(Top 73%)3667(Top 79%)842(Top 83%)
6.52 Miles6.52 mi0.97 mi4739-523615-33830-95151(Top 79%)3875(Top 83%)897(Top 88%)
10.87 Miles10.87 mi4.35 mi4797-583658-43841-114925(Top 75%)3743(Top 81%)868(Top 85%)
Garmin Hill Challenge11.38 mi0.51 mi4931-1343749-91867-265683(Top 87%)4168(Top 90%)943(Top 93%)
14.95 Miles14.95 mi3.57 mi4901+303725+24875-84748(Top 73%)3589(Top 77%)845(Top 83%)
18 Miles18.00 mi3.05 mi4928-273721+4870+55384(Top 82%)3888(Top 84%)893(Top 88%)
25 Miles25.00 mi7.00 mi4859+693623+98845+254737(Top 72%)3452(Top 74%)792(Top 78%)
Finish26.22 mi1.22 mi4846+133612+11843+24419(Top 68%)3237(Top 70%)767(Top 75%)

Segment Performance Analysis

Start → 1.81 Miles

0.0 - 1.8 mi

Top 70%
×1human
+6ft-10ft

Overall

4552

Males

3492

M25-29

803

1.81 Miles→5.55 Miles

1.8 - 5.5 mi

Top 73%
×6stories
+97ft-86ft

Overall

4810

Males

3667

M25-29

845

5.55 Miles→6.52 Miles

5.5 - 6.5 mi

Top 79%
×15stories
+178ft-5ft

Overall

5151

Males

3875

M25-29

901

6.52 Miles→10.87 Miles

6.5 - 10.9 mi

Top 75%
×20stories
+201ft-318ft

Overall

4925

Males

3743

M25-29

870

10.87 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 87%
×11stories
+134ft-79ft

Overall

5683

Males

4168

M25-29

946

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 73%
×17stories
+251ft-225ft

Overall

4748

Males

3589

M25-29

847

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 82%
×12stories
+165ft-60ft

Overall

5384

Males

3888

M25-29

894

18 Miles→25 Miles

18.0 - 25.0 mi

Top 72%
×22stories
+142ft-378ft

Overall

4737

Males

3452

M25-29

792

25 Miles→Finish

25.0 - 26.2 mi

Top 68%
~flat
+2ft-0ft

Overall

4419

Males

3237

M25-29

767

Passing Analysis

Category:
Athletes Passed
736*
Passed By
1030
Net Change
-294
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81 Miles----#4552
1.81 Miles → 5.55 Miles157292-135#4552#4687
5.55 Miles → 6.52 Miles2880-52#4687#4739
6.52 Miles → 10.87 Miles112*170-58#4739#4797
10.87 Miles → Garmin Hill Challenge6140-134#4797#4931
Garmin Hill Challenge → 14.95 Miles99*69+30#4931#4901
14.95 Miles → 18 Miles90*117-27#4901#4928
18 Miles → 25 Miles212*143+69#4928#4859
25 Miles → Finish32*19+13#4859#4846
TOTALS736*1030-294

* 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