San Francisco Marathon logo
SF MARATHON 2023

Michelle Chau

Bib: 5578•F•Age: 40

San Jose, CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 4888
Top 10%
Gender (Female)
#0 / 1310
Top 3%
Masters (Masters Women)
#0 / 356
Top 2%
Division (F40-44)
#0 / 104
Top 3%
Race Day Weather
69°/59°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2.2 Miles
15:56
Rank: #923
Start → 2.2 Miles
15:56 | 7:14/mi
5.7 Miles
46:07
Rank: #776 (+147)
2.2 Miles → 5.7 Miles
30:11 | 8:37/mi
6.43 Miles
54:10
Rank: #740 (+36)
5.7 Miles → 6.43 Miles
8:03 | 11:02/mi
10.92 Miles
1:27:51
Rank: #617 (+123)
6.43 Miles → 10.92 Miles
33:41 | 7:30/mi
Garmin Hill Challenge· 11.42 mi
1:32:57
Rank: #620 (-3)
10.92 Miles → Garmin Hill Challenge
5:06 | 10:12/mi
14.95 Miles
1:58:31
Rank: #597 (+23)
Garmin Hill Challenge → 14.95 Miles
25:34 | 7:15/mi
18 Miles
2:25:27
Rank: #563 (+34)
14.95 Miles → 18 Miles
26:56 | 8:50/mi
24 Miles
3:13:29
Rank: #511 (+52)
18 Miles → 24 Miles
48:02 | 8:00/mi
Finish· 26.22 mi
3:31:28
Rank: #508 (+3)
24 Miles → Finish
17:59 | 8:06/mi

The Course

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 mi05:34:4615:567:1415:56
7:14
-
5.7 Miles
5.70 mi06:04:5746:078:0530:11
8:37
+1:23
6.43 Miles
6.43 mi06:13:0054:108:258:03
11:02
+2:25
10.92 Miles
10.92 mi06:46:411:27:518:0333:41
7:30
-3:32
Garmin Hill Challenge
11.42 mi06:51:471:32:578:085:06
10:12
+2:42
14.95 Miles
14.95 mi07:17:211:58:317:5625:34
7:15
-2:57
18 Miles
18.00 mi07:44:172:25:278:0526:56
8:50
+1:35
24 Miles
24.00 mi08:32:193:13:298:0448:02
8:00
-0:50
Finish
26.22 mi08:50:183:31:288:0417:59
8:06
+0:06

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

7:14 /mi

Average Pace

8:04 /mi

Slowest Pace

11:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

41:30

20% of race

Time at Steady Pace

2:09:53

61% of race

Time at Slower Pace

40:05

19% of race

Average Pace: 8:04 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2.2 Miles
2.20 mi05:34:4615:567:1415:56
7:14
#923
5.7 Miles
5.70 mi06:04:5746:078:0530:11
8:37
#776
6.43 Miles
6.43 mi06:13:0054:108:258:03
11:02
#740
10.92 Miles
10.92 mi06:46:411:27:518:0333:41
7:30
#617
Garmin Hill Challenge
11.42 mi06:51:471:32:578:085:06
10:12
#620
14.95 Miles
14.95 mi07:17:211:58:317:5625:34
7:15
#597
18 Miles
18.00 mi07:44:172:25:278:0526:56
8:50
#563
24 Miles
24.00 mi08:32:193:13:298:0448:02
8:00
#511
Finish
26.22 mi08:50:183:31:288:0417:59
8:06
#508
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
2.2 Miles2.20 mi2.20 mi923986923(Top 19%)98(Top 7%)6(Top 6%)
5.7 Miles5.70 mi3.50 mi776+14765+335+1745(Top 15%)60(Top 5%)5(Top 5%)
6.43 Miles6.43 mi0.73 mi740+3658+75593(Top 12%)54(Top 4%)3(Top 3%)
10.92 Miles10.92 mi4.49 mi617+12349+93+2501(Top 10%)36(Top 3%)3(Top 3%)
Garmin Hill Challenge11.42 mi0.50 mi620-348+13915(Top 19%)81(Top 6%)5(Top 5%)
14.95 Miles14.95 mi3.53 mi597+2346+24-1569(Top 12%)42(Top 3%)4(Top 4%)
18 Miles18.00 mi3.05 mi563+3443+33+1497(Top 10%)31(Top 2%)3(Top 3%)
24 Miles24.00 mi6.00 mi511+5241+24-1430(Top 9%)36(Top 3%)4(Top 4%)
Finish26.22 mi2.22 mi508+340+14504(Top 10%)52(Top 4%)4(Top 4%)

Segment Performance Analysis

Start → 2.2 Miles

0.0 - 2.2 mi

Top 19%
×1human
+8ft-12ft

Overall

923

Females

98

F40-44

6

2.2 Miles→5.7 Miles

2.2 - 5.7 mi

Top 15%
×6stories
+92ft-87ft

Overall

745

Females

60

F40-44

5

5.7 Miles→6.43 Miles

5.7 - 6.4 mi

Top 12%
×11stories
+137ft-3ft

Overall

593

Females

54

F40-44

3

6.43 Miles→10.92 Miles

6.4 - 10.9 mi

Top 10%
×21stories
+225ft-318ft

Overall

501

Females

36

F40-44

3

10.92 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 19%
×11stories
+134ft-123ft

Overall

915

Females

81

F40-44

5

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 12%
×16stories
+234ft-225ft

Overall

569

Females

42

F40-44

4

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 10%
×12stories
+165ft-60ft

Overall

497

Females

31

F40-44

3

18 Miles→24 Miles

18.0 - 24.0 mi

Top 9%
×21stories
+142ft-377ft

Overall

430

Females

36

F40-44

4

24 Miles→Finish

24.0 - 26.2 mi

Top 10%
~flat
+2ft-2ft

Overall

504

Females

52

F40-44

4

Passing Analysis

Category:
Athletes Passed
514*
Passed By
99
Net Change
+415
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2 Miles----#923
2.2 Miles → 5.7 Miles17023+147#923#776
5.7 Miles → 6.43 Miles404+36#776#740
6.43 Miles → 10.92 Miles1296+123#740#617
10.92 Miles → Garmin Hill Challenge710-3#617#620
Garmin Hill Challenge → 14.95 Miles3310+23#620#597
14.95 Miles → 18 Miles43*9+34#597#563
18 Miles → 24 Miles82*30+52#563#511
24 Miles → Finish107+3#511#508
TOTALS514*99+415

* 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