San Francisco Marathon logo
SF MARATHON 2023

Jammie Thai

Bib: 2452•F•Age: 29

San Bruno, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 4888
Gender (Female)
#0 / 1310
Division (F25-29)
#0 / 367
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
22:51
Rank: #4706
Start → 2.2 Miles
22:51 | 10:23/mi
5.7 Miles
1:08:02
Rank: #4602 (+104)
2.2 Miles → 5.7 Miles
45:11 | 12:55/mi
6.43 Miles
1:20:38
Rank: #4609 (-7)
5.7 Miles → 6.43 Miles
12:36 | 17:15/mi
10.92 Miles
2:13:01
Rank: #4557 (+52)
6.43 Miles → 10.92 Miles
52:23 | 11:40/mi
Garmin Hill Challenge· 11.42 mi
2:22:06
Rank: #4586 (-29)
10.92 Miles → Garmin Hill Challenge
9:05 | 18:10/mi
14.95 Miles
3:02:24
Rank: #4534 (+52)
Garmin Hill Challenge → 14.95 Miles
40:18 | 11:25/mi
18 Miles
3:46:11
Rank: #4456 (+78)
14.95 Miles → 18 Miles
43:47 | 14:21/mi
24 Miles
5:05:24
Rank: #4355 (+101)
18 Miles → 24 Miles
1:19:13 | 13:12/mi
Finish· 26.22 mi
5:33:09
Rank: #4293 (+62)
24 Miles → Finish
27:45 | 12:30/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 mi05:46:4222:5110:2322:51
10:23
-
5.7 Miles
5.70 mi06:31:531:08:0211:5645:11
12:55
+2:32
6.43 Miles
6.43 mi06:44:291:20:3812:3212:36
17:15
+4:20
10.92 Miles
10.92 mi07:36:522:13:0112:1152:23
11:40
-5:35
Garmin Hill Challenge
11.42 mi07:45:572:22:0612:279:05
18:10
+6:30
14.95 Miles
14.95 mi08:26:153:02:2412:1240:18
11:25
-6:45
18 Miles
18.00 mi09:10:023:46:1112:3443:47
14:21
+2:56
24 Miles
24.00 mi10:29:155:05:2412:441:19:13
13:12
-1:09
Finish
26.22 mi10:57:005:33:0912:4327:45
12:30
-0:42

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

10:23 /mi

Average Pace

12:43 /mi

Slowest Pace

18:10 /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

1:55:32

35% of race

Time at Steady Pace

2:32:09

46% of race

Time at Slower Pace

1:05:28

20% of race

Average Pace: 12:42 /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 mi05:46:4222:5110:2322:51
10:23
#4706
5.7 Miles
5.70 mi06:31:531:08:0211:5645:11
12:55
#4602
6.43 Miles
6.43 mi06:44:291:20:3812:3212:36
17:15
#4609
10.92 Miles
10.92 mi07:36:522:13:0112:1152:23
11:40
#4557
Garmin Hill Challenge
11.42 mi07:45:572:22:0612:279:05
18:10
#4586
14.95 Miles
14.95 mi08:26:153:02:2412:1240:18
11:25
#4534
18 Miles
18.00 mi09:10:023:46:1112:3443:47
14:21
#4456
24 Miles
24.00 mi10:29:155:05:2412:441:19:13
13:12
#4355
Finish
26.22 mi10:57:005:33:0912:4327:45
12:30
#4293
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2.2 Miles2.20 mi2.20 mi470612103414706(Top 96%)1210(Top 92%)341(Top 93%)
5.7 Miles5.70 mi3.50 mi4602+1041174+36337+44552(Top 93%)1160(Top 89%)333(Top 91%)
6.43 Miles6.43 mi0.73 mi4609-71175-13374592(Top 94%)1159(Top 88%)337(Top 92%)
10.92 Miles10.92 mi4.49 mi4557+521144+31330+74451(Top 91%)1107(Top 85%)327(Top 89%)
Garmin Hill Challenge11.42 mi0.50 mi4586-291155-11333-34662(Top 95%)1190(Top 91%)343(Top 93%)
14.95 Miles14.95 mi3.53 mi4534+521143+12332+14397(Top 90%)1105(Top 84%)324(Top 88%)
18 Miles18.00 mi3.05 mi4456+781114+29328+44102(Top 84%)1033(Top 79%)307(Top 84%)
24 Miles24.00 mi6.00 mi4355+1011096+18323+53934(Top 80%)1012(Top 77%)295(Top 80%)
Finish26.22 mi2.22 mi4293+621082+14318+53666(Top 75%)946(Top 72%)281(Top 77%)

Segment Performance Analysis

Start → 2.2 Miles

0.0 - 2.2 mi

Top 96%
×1human
+8ft-12ft

Overall

4706

Females

1210

F25-29

344

2.2 Miles→5.7 Miles

2.2 - 5.7 mi

Top 93%
×6stories
+92ft-87ft

Overall

4552

Females

1160

F25-29

337

5.7 Miles→6.43 Miles

5.7 - 6.4 mi

Top 94%
×11stories
+137ft-3ft

Overall

4592

Females

1159

F25-29

340

6.43 Miles→10.92 Miles

6.4 - 10.9 mi

Top 91%
×21stories
+225ft-318ft

Overall

4451

Females

1107

F25-29

329

10.92 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 95%
×11stories
+134ft-123ft

Overall

4662

Females

1190

F25-29

346

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 90%
×16stories
+234ft-225ft

Overall

4397

Females

1105

F25-29

326

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 84%
×12stories
+165ft-60ft

Overall

4102

Females

1033

F25-29

309

18 Miles→24 Miles

18.0 - 24.0 mi

Top 80%
×21stories
+142ft-377ft

Overall

3934

Females

1012

F25-29

296

24 Miles→Finish

24.0 - 26.2 mi

Top 75%
~flat
+2ft-2ft

Overall

3666

Females

946

F25-29

281

Passing Analysis

Category:
Athletes Passed
617*
Passed By
204
Net Change
+413
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2 Miles----#4706
2.2 Miles → 5.7 Miles150*46+104#4706#4602
5.7 Miles → 6.43 Miles2229-7#4602#4609
6.43 Miles → 10.92 Miles95*43+52#4609#4557
10.92 Miles → Garmin Hill Challenge332-29#4557#4586
Garmin Hill Challenge → 14.95 Miles72*20+52#4586#4534
14.95 Miles → 18 Miles89*11+78#4534#4456
18 Miles → 24 Miles120*19+101#4456#4355
24 Miles → Finish66*4+62#4355#4293
TOTALS617*204+413

* 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