San Francisco Marathon logo
SF MARATHON 2ND HALF 2026

Brian Yoo

Bib: 22408•M•Age: 36

Hayward, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 3840
Top 26%
Gender (Male)
#0 / 2065
Top 35%
Division (M35-39)
#0 / 309
Top 40%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
8:44/mi
17:28
↑ 138↓ 680.7%
4M
8:16/mi
34:00
↑ 1631.4%
6M
10:33/mi
55:06
↑ 55↓ 830.3%
8M
6:57/mi
1:09:01
↑ 65↓ 1510.8%
10M
10:06/mi
1:29:13
↑ 61↓ 1741.1%
12M
9:23/mi
1:47:59
↑ 41↓ 530.1%
Finish· 13.11 mi
8:02/mi
1:56:54
→ flat

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.

Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time55:06
Pace9:11 /mi
2nd Half
Distance7.11 mi
Time1:01:48
Pace8:42 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:01:3617:288:4417:28
8:44
-
4M
4.00 mi09:18:0834:008:3016:32
8:16
-0:28
6M
6.00 mi09:39:1455:069:1121:06
10:33
+2:17
8M
8.00 mi09:53:091:09:018:3813:55
6:57
-3:36
10M
10.00 mi10:13:211:29:138:5520:12
10:06
+3:09
12M
12.00 mi10:32:071:47:599:0018:46
9:23
-0:43
Finish
13.11 mi10:41:021:56:548:558:55
8:02
-1:21

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

6:57 /mi

Average Pace

8:55 /mi

Slowest Pace

10:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

22:50

20% of race

Time at Steady Pace

34:00

29% of race

Time at Slower Pace

1:00:04

51% of race

Average Pace: 8:55 /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...
0mi3.3mi6.6mi9.8mi13.1mi
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
2M
2.00 mi09:01:3617:288:4417:28
8:44
#971
4M
4.00 mi09:18:0834:008:3016:32
8:16
#965
6M
6.00 mi09:39:1455:069:1121:06
10:33
#931
8M
8.00 mi09:53:091:09:018:3813:55
6:57
#993
10M
10.00 mi10:13:211:29:138:5520:12
10:06
#1141
12M
12.00 mi10:32:071:47:599:0018:46
9:23
#1102
Finish
13.11 mi10:41:021:56:548:558:55
8:02
#1009
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi971712120972(Top 25%)689(Top 33%)113(Top 37%)
4M4.00 mi2.00 mi965+6699+13121-11007(Top 26%)722(Top 35%)125(Top 40%)
6M6.00 mi2.00 mi931+34680+19114+7901(Top 23%)664(Top 32%)112(Top 36%)
8M8.00 mi2.00 mi993-62716-36126-121287(Top 34%)896(Top 43%)151(Top 49%)
10M10.00 mi2.00 mi1141-148807-91141-151666(Top 43%)1105(Top 54%)180(Top 58%)
12M12.00 mi2.00 mi1102+39783+24137+4972(Top 25%)689(Top 33%)113(Top 37%)
Finish13.11 mi1.11 mi1009+93726+57125+12453(Top 12%)352(Top 17%)62(Top 20%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 25%
×9story building
+138ft-68ft

Overall

972

Males

689

M35-39

113

2M→4M

2.0 - 4.0 mi

Top 26%
×13story building
+163ft-19ft

Overall

1007

Males

722

M35-39

125

4M→6M

4.0 - 6.0 mi

Top 23%
×4story building
+55ft-83ft

Overall

901

Males

664

M35-39

112

6M→8M

6.0 - 8.0 mi

Top 34%
×10story building
+65ft-151ft

Overall

1287

Males

896

M35-39

151

8M→10M

8.0 - 10.0 mi

Top 43%
×10story building
+61ft-174ft

Overall

1666

Males

1105

M35-39

180

10M→12M

10.0 - 12.0 mi

Top 25%
×3story building
+41ft-53ft

Overall

972

Males

689

M35-39

113

12M→Finish

12.0 - 13.1 mi

Top 12%
×1human
+6ft-6ft

Overall

453

Males

352

M35-39

62

Passing Analysis

Category:
Athletes Passed
271*
Passed By
309
Net Change
-38
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#971
2M → 4M6660+6#971#965
4M → 6M4814+34#965#931
6M → 8M668-62#931#993
8M → 10M5*153-148#993#1141
10M → 12M5314+39#1141#1102
12M → Finish930+93#1102#1009
TOTALS271*309-38

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

📊

Passing Visuals

Category:
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

Official Timing Data

The San Francisco Marathon

The San Francisco Marathon