San Francisco Marathon logo
SF MARATHON 2023

David Hu

Bib: 4646•M•Age: 34

Walnut Creek, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 4888
Gender (Male)
#0 / 3570
Division (M30-34)
#0 / 692
Race Day Weather
69°/59°F
broken clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2.2 Miles
22:14
Rank: #4561
Start → 2.2 Miles
22:14 | 10:06/mi
5.7 Miles
1:07:07
Rank: #4536 (+25)
2.2 Miles → 5.7 Miles
44:53 | 12:50/mi
6.43 Miles
1:19:36
Rank: #4552 (-16)
5.7 Miles → 6.43 Miles
12:29 | 17:06/mi
10.92 Miles
2:10:44
Rank: #4455 (+97)
6.43 Miles → 10.92 Miles
51:08 | 11:23/mi
Garmin Hill Challenge· 11.42 mi
2:17:59
Rank: #4417 (+38)
10.92 Miles → Garmin Hill Challenge
7:15 | 14:30/mi
14.95 Miles
2:55:22
Rank: #4321 (+96)
Garmin Hill Challenge → 14.95 Miles
37:23 | 10:35/mi
18 Miles
3:37:24
Rank: #4225 (+96)
14.95 Miles → 18 Miles
42:02 | 13:47/mi
24 Miles
4:56:58
Rank: #4171 (+54)
18 Miles → 24 Miles
1:19:34 | 13:16/mi
Finish· 26.22 mi
5:25:35
Rank: #4140 (+31)
24 Miles → Finish
28:37 | 12:54/mi

Course Map & Elevation

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.2 Miles
2.20 mi05:48:0122:1410:0622:14
10:06
-
5.7 Miles
5.70 mi06:32:541:07:0711:4744:53
12:50
+2:44
6.43 Miles
6.43 mi06:45:231:19:3612:2312:29
17:06
+4:16
10.92 Miles
10.92 mi07:36:312:10:4411:5851:08
11:23
-5:43
Garmin Hill Challenge
11.42 mi07:43:462:17:5912:057:15
14:30
+3:07
14.95 Miles
14.95 mi08:21:092:55:2211:4437:23
10:35
-3:55
18 Miles
18.00 mi09:03:113:37:2412:0542:02
13:47
+3:12
24 Miles
24.00 mi10:22:454:56:5812:221:19:34
13:16
-0:31
Finish
26.22 mi10:51:225:25:3512:2628:37
12:54
-0:22

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

10:06 /mi

Average Pace

12:26 /mi

Slowest Pace

17:06 /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

1:50:45

34% of race

Time at Steady Pace

3:15:06

60% of race

Time at Slower Pace

19:44

6% of race

Average Pace: 12:25 /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 mi05:48:0122:1410:0622:14
10:06
#4561
5.7 Miles
5.70 mi06:32:541:07:0711:4744:53
12:50
#4536
6.43 Miles
6.43 mi06:45:231:19:3612:2312:29
17:06
#4552
10.92 Miles
10.92 mi07:36:312:10:4411:5851:08
11:23
#4455
Garmin Hill Challenge
11.42 mi07:43:462:17:5912:057:15
14:30
#4417
14.95 Miles
14.95 mi08:21:092:55:2211:4437:23
10:35
#4321
18 Miles
18.00 mi09:03:113:37:2412:0542:02
13:47
#4225
24 Miles
24.00 mi10:22:454:56:5812:221:19:34
13:16
#4171
Finish
26.22 mi10:51:225:25:3512:2628:37
12:54
#4140
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2.2 Miles2.20 mi2.20 mi456133936554561(Top 93%)3393(Top 95%)655(Top 95%)
5.7 Miles5.70 mi3.50 mi4536+253384+9657-24518(Top 92%)3369(Top 94%)650(Top 94%)
6.43 Miles6.43 mi0.73 mi4552-163394-10655+24542(Top 93%)3393(Top 95%)654(Top 95%)
10.92 Miles10.92 mi4.49 mi4455+973339+55644+114344(Top 89%)3276(Top 92%)633(Top 91%)
Garmin Hill Challenge11.42 mi0.50 mi4417+383317+22643+13630(Top 74%)2830(Top 79%)552(Top 80%)
14.95 Miles14.95 mi3.53 mi4321+963256+61627+163990(Top 82%)3036(Top 85%)584(Top 84%)
18 Miles18.00 mi3.05 mi4225+963189+67617+103871(Top 79%)2917(Top 82%)556(Top 80%)
24 Miles24.00 mi6.00 mi4171+543130+59609+83963(Top 81%)2933(Top 82%)563(Top 81%)
Finish26.22 mi2.22 mi4140+313100+30599+103844(Top 79%)2833(Top 79%)546(Top 79%)

Segment Performance Analysis

Start → 2.2 Miles

0.0 - 2.2 mi

Top 93%
×1human
+8ft-12ft

Overall

4561

Males

3393

M30-34

667

2.2 Miles→5.7 Miles

2.2 - 5.7 mi

Top 92%
×6stories
+92ft-87ft

Overall

4518

Males

3369

M30-34

662

5.7 Miles→6.43 Miles

5.7 - 6.4 mi

Top 93%
×11stories
+137ft-3ft

Overall

4542

Males

3393

M30-34

666

6.43 Miles→10.92 Miles

6.4 - 10.9 mi

Top 89%
×21stories
+225ft-318ft

Overall

4344

Males

3276

M30-34

645

10.92 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 74%
×11stories
+134ft-123ft

Overall

3630

Males

2830

M30-34

560

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 82%
×16stories
+234ft-225ft

Overall

3990

Males

3036

M30-34

593

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 79%
×12stories
+165ft-60ft

Overall

3871

Males

2917

M30-34

559

18 Miles→24 Miles

18.0 - 24.0 mi

Top 81%
×21stories
+142ft-377ft

Overall

3963

Males

2933

M30-34

564

24 Miles→Finish

24.0 - 26.2 mi

Top 79%
~flat
+2ft-2ft

Overall

3844

Males

2833

M30-34

546

Passing Analysis

Category:
Athletes Passed
677*
Passed By
256
Net Change
+421
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2 Miles----#4561
2.2 Miles → 5.7 Miles123*98+25#4561#4536
5.7 Miles → 6.43 Miles2743-16#4536#4552
6.43 Miles → 10.92 Miles124*27+97#4552#4455
10.92 Miles → Garmin Hill Challenge402+38#4455#4417
Garmin Hill Challenge → 14.95 Miles102*6+96#4417#4321
14.95 Miles → 18 Miles108*12+96#4321#4225
18 Miles → 24 Miles103*49+54#4225#4171
24 Miles → Finish50*19+31#4171#4140
TOTALS677*256+421

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

📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events