San Francisco Marathon logo
SF MARATHON 2023

James Booth

Bib: 4027•M•Age: 33

Pacifica, 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
21:15
Rank: #4212
Start → 2.2 Miles
21:15 | 9:39/mi
5.7 Miles
1:02:58
Rank: #4089 (+123)
2.2 Miles → 5.7 Miles
41:43 | 11:55/mi
6.43 Miles
1:14:36
Rank: #4104 (-15)
5.7 Miles → 6.43 Miles
11:38 | 15:56/mi
10.92 Miles
2:08:10
Rank: #4355 (-251)
6.43 Miles → 10.92 Miles
53:34 | 11:56/mi
Garmin Hill Challenge· 11.42 mi
2:15:18
Rank: #4320 (+35)
10.92 Miles → Garmin Hill Challenge
7:08 | 14:16/mi
14.95 Miles
2:49:14
Rank: #4090 (+230)
Garmin Hill Challenge → 14.95 Miles
33:56 | 9:37/mi
18 Miles
3:25:15
Rank: #3790 (+300)
14.95 Miles → 18 Miles
36:01 | 11:49/mi
24 Miles
4:28:38
Rank: #3386 (+404)
18 Miles → 24 Miles
1:03:23 | 10:34/mi
Finish· 26.22 mi
4:51:24
Rank: #3262 (+124)
24 Miles → Finish
22:46 | 10:16/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 mi05:50:4121:159:3921:15
9:39
-
5.7 Miles
5.70 mi06:32:241:02:5811:0341:43
11:55
+2:16
6.43 Miles
6.43 mi06:44:021:14:3611:3611:38
15:56
+4:01
10.92 Miles
10.92 mi07:37:362:08:1011:4453:34
11:56
-4:00
Garmin Hill Challenge
11.42 mi07:44:442:15:1811:517:08
14:16
+2:20
14.95 Miles
14.95 mi08:18:402:49:1411:1933:56
9:37
-4:39
18 Miles
18.00 mi08:54:413:25:1511:2436:01
11:49
+2:12
24 Miles
24.00 mi09:58:044:28:3811:121:03:23
10:34
-1:15
Finish
26.22 mi10:20:504:51:2411:0722:46
10:16
-0:18

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

9:37 /mi

Average Pace

11:07 /mi

Slowest Pace

15:56 /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

2:21:20

49% of race

Time at Steady Pace

2:11:18

45% of race

Time at Slower Pace

18:46

6% of race

Average Pace: 11:07 /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 mi05:50:4121:159:3921:15
9:39
#4212
5.7 Miles
5.70 mi06:32:241:02:5811:0341:43
11:55
#4089
6.43 Miles
6.43 mi06:44:021:14:3611:3611:38
15:56
#4104
10.92 Miles
10.92 mi07:37:362:08:1011:4453:34
11:56
#4355
Garmin Hill Challenge
11.42 mi07:44:442:15:1811:517:08
14:16
#4320
14.95 Miles
14.95 mi08:18:402:49:1411:1933:56
9:37
#4090
18 Miles
18.00 mi08:54:413:25:1511:2436:01
11:49
#3790
24 Miles
24.00 mi09:58:044:28:3811:121:03:23
10:34
#3386
Finish
26.22 mi10:20:504:51:2411:0722:46
10:16
#3262
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2.2 Miles2.20 mi2.20 mi421231856044212(Top 86%)3185(Top 89%)604(Top 87%)
5.7 Miles5.70 mi3.50 mi4089+1233105+80592+124050(Top 83%)3072(Top 86%)584(Top 84%)
6.43 Miles6.43 mi0.73 mi4104-153122-17598-64133(Top 85%)3152(Top 88%)609(Top 88%)
10.92 Miles10.92 mi4.49 mi4355-2513282-160636-384577(Top 94%)3412(Top 96%)659(Top 95%)
Garmin Hill Challenge11.42 mi0.50 mi4320+353261+21631+53524(Top 72%)2753(Top 77%)538(Top 78%)
14.95 Miles14.95 mi3.53 mi4090+2303114+147599+323211(Top 66%)2519(Top 71%)481(Top 70%)
18 Miles18.00 mi3.05 mi3790+3002912+202565+342781(Top 57%)2211(Top 62%)414(Top 60%)
24 Miles24.00 mi6.00 mi3386+4042622+290504+612266(Top 46%)1782(Top 50%)326(Top 47%)
Finish26.22 mi2.22 mi3262+1242525+97485+192149(Top 44%)1686(Top 47%)320(Top 46%)

Segment Performance Analysis

Start → 2.2 Miles

0.0 - 2.2 mi

Top 86%
×1human
+8ft-12ft

Overall

4212

Males

3185

M30-34

615

2.2 Miles→5.7 Miles

2.2 - 5.7 mi

Top 83%
×6stories
+92ft-87ft

Overall

4050

Males

3072

M30-34

595

5.7 Miles→6.43 Miles

5.7 - 6.4 mi

Top 85%
×11stories
+137ft-3ft

Overall

4133

Males

3152

M30-34

620

6.43 Miles→10.92 Miles

6.4 - 10.9 mi

Top 94%
×21stories
+225ft-318ft

Overall

4577

Males

3412

M30-34

671

10.92 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 72%
×11stories
+134ft-123ft

Overall

3524

Males

2753

M30-34

546

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 66%
×16stories
+234ft-225ft

Overall

3211

Males

2519

M30-34

488

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 57%
×12stories
+165ft-60ft

Overall

2781

Males

2211

M30-34

416

18 Miles→24 Miles

18.0 - 24.0 mi

Top 46%
×21stories
+142ft-377ft

Overall

2266

Males

1782

M30-34

326

24 Miles→Finish

24.0 - 26.2 mi

Top 44%
~flat
+2ft-2ft

Overall

2149

Males

1686

M30-34

320

Passing Analysis

Category:
Athletes Passed
1379*
Passed By
429
Net Change
+950
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2 Miles----#4212
2.2 Miles → 5.7 Miles224*101+123#4212#4089
5.7 Miles → 6.43 Miles2944-15#4089#4104
6.43 Miles → 10.92 Miles21*272-251#4104#4355
10.92 Miles → Garmin Hill Challenge361+35#4355#4320
Garmin Hill Challenge → 14.95 Miles232*2+230#4320#4090
14.95 Miles → 18 Miles301*1+300#4090#3790
18 Miles → 24 Miles411*7+404#3790#3386
24 Miles → Finish125*1+124#3386#3262
TOTALS1379*429+950

* 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