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SF MARATHON 2025

Alex Chang

Bib: 7470โ€ขMโ€ขAge: 36

Oakland, CA

0:00
0:00
/ mi
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Overall
#0 / 6545
Top 43%
Gender (Male)
#0 / 4641
Top 49%
Division (M35-39)
#0 / 606
Race Day Weather
56ยฐ/46ยฐF
overcast clouds

โฑ๏ธ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
1.81 Miles
18:47
Rank: #4887
Start โ†’ 1.81 Miles
18:47 | 10:23/mi
5.55 Miles
57:17
Rank: #4507 (+380)
1.81 Miles โ†’ 5.55 Miles
38:30 | 10:18/mi
6.52 Miles
1:07:48
Rank: #4460 (+47)
5.55 Miles โ†’ 6.52 Miles
10:31 | 10:51/mi
10.87 Miles
1:50:35
Rank: #4000 (+460)
6.52 Miles โ†’ 10.87 Miles
42:47 | 9:50/mi
Garmin Hill Challengeยท 11.38 mi
1:56:29
Rank: #3882 (+118)
10.87 Miles โ†’ Garmin Hill Challenge
5:54 | 11:35/mi
14.95 Miles
2:26:04
Rank: #3512 (+370)
Garmin Hill Challenge โ†’ 14.95 Miles
29:35 | 8:17/mi
18 Miles
2:58:39
Rank: #3233 (+279)
14.95 Miles โ†’ 18 Miles
32:35 | 10:41/mi
25 Miles
4:09:09
Rank: #2925 (+308)
18 Miles โ†’ 25 Miles
1:10:30 | 10:04/mi
Finishยท 26.22 mi
4:20:20
Rank: #2836 (+89)
25 Miles โ†’ Finish
11:11 | 9:11/mi

Course Map & Elevation

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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81 Miles
1.81 mi05:57:3618:4710:2318:47
10:23
-
5.55 Miles
5.55 mi06:36:0657:1710:1938:30
10:18
-0:05
6.52 Miles
6.52 mi06:46:371:07:4810:2410:31
10:51
+0:33
10.87 Miles
10.87 mi07:29:241:50:3510:1042:47
9:50
-1:01
Garmin Hill Challenge
11.38 mi07:35:181:56:2910:145:54
11:35
+1:45
14.95 Miles
14.95 mi08:04:532:26:049:4629:35
8:17
-3:18
18 Miles
18.00 mi08:37:282:58:399:5632:35
10:41
+2:24
25 Miles
25.00 mi09:47:584:09:099:581:10:30
10:04
-0:37
Finish
26.22 mi09:59:094:20:209:5611:11
9:11
-0:53

Checkpoints & Pacing

๐Ÿ“ˆPace 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

8:17 /mi

Average Pace

9:56 /mi

Slowest Pace

11:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

๐Ÿ“ŠSegments

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

1:23:33

32% of race

Time at Steady Pace

2:40:22

62% of race

Time at Slower Pace

16:25

6% of race

Average Pace: 9:56 /mi

Loading chart...
Faster pace (< avg)
Steady pace (โ‰ˆ avg)
Slower pace (> avg)

๐ŸŽจHeatmap

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

โœจSparklines

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 mi05:57:3618:4710:2318:47
10:23
#4887
5.55 Miles
5.55 mi06:36:0657:1710:1938:30
10:18
#4507
6.52 Miles
6.52 mi06:46:371:07:4810:2410:31
10:51
#4460
10.87 Miles
10.87 mi07:29:241:50:3510:1042:47
9:50
#4000
Garmin Hill Challenge
11.38 mi07:35:181:56:2910:145:54
11:35
#3882
14.95 Miles
14.95 mi08:04:532:26:049:4629:35
8:17
#3512
18 Miles
18.00 mi08:37:282:58:399:5632:35
10:41
#3233
25 Miles
25.00 mi09:47:584:09:099:581:10:30
10:04
#2925
Finish
26.22 mi09:59:094:20:209:5611:11
9:11
#2836
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
1.81 Miles1.81 mi1.81 mi488736944954887(Top 75%)3694(Top 80%)495(Top 82%)
5.55 Miles5.55 mi3.74 mi4507+3803464+230464+314393(Top 67%)3386(Top 73%)449(Top 74%)
6.52 Miles6.52 mi0.97 mi4460+473435+29459+54297(Top 66%)3325(Top 72%)446(Top 74%)
10.87 Miles10.87 mi4.35 mi4000+4603124+311417+423352(Top 51%)2699(Top 58%)364(Top 60%)
Garmin Hill Challenge11.38 mi0.51 mi3882+1183055+69412+52746(Top 42%)2275(Top 49%)298(Top 49%)
14.95 Miles14.95 mi3.57 mi3512+3702810+245383+292441(Top 37%)2047(Top 44%)273(Top 45%)
18 Miles18.00 mi3.05 mi3233+2792607+203361+222481(Top 38%)2045(Top 44%)277(Top 46%)
25 Miles25.00 mi7.00 mi2925+3082347+260320+412452(Top 37%)1954(Top 42%)266(Top 44%)
Finish26.22 mi1.22 mi2836+892278+69311+91480(Top 23%)1216(Top 26%)151(Top 25%)

Segment Performance Analysis

Start โ†’ 1.81 Miles

0.0 - 1.8 mi

Top 75%
ร—1human
+6ft-10ft

Overall

4887

Males

3694

M35-39

497

1.81 Milesโ†’5.55 Miles

1.8 - 5.5 mi

Top 67%
ร—6stories
+97ft-86ft

Overall

4393

Males

3386

M35-39

450

5.55 Milesโ†’6.52 Miles

5.5 - 6.5 mi

Top 66%
ร—15stories
+178ft-5ft

Overall

4297

Males

3325

M35-39

447

6.52 Milesโ†’10.87 Miles

6.5 - 10.9 mi

Top 51%
ร—20stories
+201ft-318ft

Overall

3352

Males

2699

M35-39

365

10.87 Milesโ†’Garmin Hill Challenge

10.9 - 11.4 mi

Top 42%
ร—11stories
+134ft-79ft

Overall

2746

Males

2275

M35-39

299

Garmin Hill Challengeโ†’14.95 Miles

11.4 - 14.9 mi

Top 37%
ร—17stories
+251ft-225ft

Overall

2441

Males

2047

M35-39

274

14.95 Milesโ†’18 Miles

14.9 - 18.0 mi

Top 38%
ร—12stories
+165ft-60ft

Overall

2481

Males

2045

M35-39

278

18 Milesโ†’25 Miles

18.0 - 25.0 mi

Top 37%
ร—22stories
+142ft-378ft

Overall

2452

Males

1954

M35-39

266

25 Milesโ†’Finish

25.0 - 26.2 mi

Top 23%
~flat
+2ft-0ft

Overall

1480

Males

1216

M35-39

151

Passing Analysis

Category:
Athletes Passed
2202*
Passed By
151
Net Change
+2051
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start โ†’ 1.81 Miles----#4887
1.81 Miles โ†’ 5.55 Miles44060+380#4887#4507
5.55 Miles โ†’ 6.52 Miles6720+47#4507#4460
6.52 Miles โ†’ 10.87 Miles467*7+460#4460#4000
10.87 Miles โ†’ Garmin Hill Challenge1224+118#4000#3882
Garmin Hill Challenge โ†’ 14.95 Miles370*0+370#3882#3512
14.95 Miles โ†’ 18 Miles290*11+279#3512#3233
18 Miles โ†’ 25 Miles355*47+308#3233#2925
25 Miles โ†’ Finish91*2+89#2925#2836
TOTALS2202*151+2051

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

๐Ÿ“Š

Passing Visuals

Category:

๐Ÿ“ˆPosition Graph

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๐ŸŽจHeatmap Timeline

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๐Ÿ”„Passing Circle

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๐ŸŒŠPosition Flow

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๐ŸƒRace Lanes

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Public Race Data

The San Francisco Marathon

The San Francisco Marathon